diff options
Diffstat (limited to 'plat/marvell/armada')
100 files changed, 11808 insertions, 0 deletions
diff --git a/plat/marvell/armada/a3k/a3700/board/pm_src.c b/plat/marvell/armada/a3k/a3700/board/pm_src.c new file mode 100644 index 0000000..247f73b --- /dev/null +++ b/plat/marvell/armada/a3k/a3700/board/pm_src.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <a3700_pm.h> +#include <plat_marvell.h> + +/* This struct provides the PM wake up src configuration for A3720 Development Board */ +static struct pm_wake_up_src_config wake_up_src_cfg = { + .wake_up_src_num = 3, + .wake_up_src[0] = { + .wake_up_src_type = WAKE_UP_SRC_GPIO, + .wake_up_data = { + .gpio_data.bank_num = 0, /* North Bridge */ + .gpio_data.gpio_num = 14 + } + }, + .wake_up_src[1] = { + .wake_up_src_type = WAKE_UP_SRC_GPIO, + .wake_up_data = { + .gpio_data.bank_num = 1, /* South Bridge */ + .gpio_data.gpio_num = 2 + } + }, + .wake_up_src[2] = { + .wake_up_src_type = WAKE_UP_SRC_UART1, + } +}; + +struct pm_wake_up_src_config *mv_wake_up_src_config_get(void) +{ + return &wake_up_src_cfg; +} + diff --git a/plat/marvell/armada/a3k/a3700/mvebu_def.h b/plat/marvell/armada/a3k/a3700/mvebu_def.h new file mode 100644 index 0000000..dad1085 --- /dev/null +++ b/plat/marvell/armada/a3k/a3700/mvebu_def.h @@ -0,0 +1,13 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a3700_plat_def.h> + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a3k/a3700/plat_bl31_setup.c b/plat/marvell/armada/a3k/a3700/plat_bl31_setup.c new file mode 100644 index 0000000..6862a86 --- /dev/null +++ b/plat/marvell/armada/a3k/a3700/plat_bl31_setup.c @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <lib/mmio.h> + +#include <armada_common.h> +#include <dram_win.h> +#include <io_addr_dec.h> +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +/* This routine does MPP initialization */ +static void marvell_bl31_mpp_init(void) +{ + mmio_clrbits_32(MVEBU_NB_GPIO_SEL_REG, 1 << MVEBU_GPIO_TW1_GPIO_EN_OFF); + + /* Set hidden GPIO setting for SPI. + * In north_bridge_pin_out_en_high register 13804, + * bit 28 is the one which enables CS, CLK pins to be + * output, need to set it to 1. + * The initial value of this bit is 1, but in UART boot mode + * initialization, this bit is disabled and the SPI CS and CLK pins + * are used for downloading image purpose; so after downloading, + * we should set this bit to 1 again to enable SPI CS and CLK pins. + * And anyway, this bit value should be 1 in all modes, + * so here we does not judge boot mode and set this bit to 1 always. + */ + mmio_setbits_32(MVEBU_NB_GPIO_OUTPUT_EN_HIGH_REG, + 1 << MVEBU_GPIO_NB_SPI_PIN_MODE_OFF); +} + +/* This function overruns the same function in marvell_bl31_setup.c */ +void bl31_plat_arch_setup(void) +{ + struct dec_win_config *io_dec_map; + uint32_t dec_win_num; + struct dram_win_map dram_wins_map; + + marvell_bl31_plat_arch_setup(); + + /* MPP init */ + marvell_bl31_mpp_init(); + + /* initialize the timer for delay functionality */ + plat_delay_timer_init(); + + /* CPU address decoder windows initialization. */ + cpu_wins_init(); + + /* fetch CPU-DRAM window mapping information by reading + * CPU-DRAM decode windows (only the enabled ones) + */ + dram_win_map_build(&dram_wins_map); + + /* Get IO address decoder windows */ + if (marvell_get_io_dec_win_conf(&io_dec_map, &dec_win_num)) { + printf("No IO address decoder windows configurations found!\n"); + return; + } + + /* IO address decoder init */ + if (init_io_addr_dec(&dram_wins_map, io_dec_map, dec_win_num)) { + printf("IO address decoder windows initialization failed!\n"); + return; + } +} diff --git a/plat/marvell/armada/a3k/a3700/platform.mk b/plat/marvell/armada/a3k/a3700/platform.mk new file mode 100644 index 0000000..050af41 --- /dev/null +++ b/plat/marvell/armada/a3k/a3700/platform.mk @@ -0,0 +1,10 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +include plat/marvell/armada/a3k/common/a3700_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a3k/common/a3700_common.mk b/plat/marvell/armada/a3k/common/a3700_common.mk new file mode 100644 index 0000000..b9c28de --- /dev/null +++ b/plat/marvell/armada/a3k/common/a3700_common.mk @@ -0,0 +1,247 @@ +# +# Copyright (C) 2018-2021 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +MARVELL_PLAT_BASE := plat/marvell/armada +MARVELL_PLAT_INCLUDE_BASE := include/plat/marvell/armada +PLAT_FAMILY := a3k +PLAT_FAMILY_BASE := $(MARVELL_PLAT_BASE)/$(PLAT_FAMILY) +PLAT_INCLUDE_BASE := $(MARVELL_PLAT_INCLUDE_BASE)/$(PLAT_FAMILY) +PLAT_COMMON_BASE := $(PLAT_FAMILY_BASE)/common +MARVELL_DRV_BASE := drivers/marvell +MARVELL_COMMON_BASE := $(MARVELL_PLAT_BASE)/common +ERRATA_A53_1530924 := 1 + +include plat/marvell/marvell.mk + +#*********** A3700 ************* + +# GICV3 +$(eval $(call add_define,CONFIG_GICV3)) + +# CCI-400 +$(eval $(call add_define,USE_CCI)) + +# Include GICv3 driver files +include drivers/arm/gic/v3/gicv3.mk + +MARVELL_GIC_SOURCES := ${GICV3_SOURCES} \ + plat/common/plat_gicv3.c + +PLAT_INCLUDES := -I$(PLAT_FAMILY_BASE)/$(PLAT) \ + -I$(PLAT_COMMON_BASE)/include \ + -I$(PLAT_INCLUDE_BASE)/common \ + -I$(MARVELL_DRV_BASE) \ + -I$/drivers/arm/gic/common/ + +PLAT_BL_COMMON_SOURCES := $(PLAT_COMMON_BASE)/aarch64/a3700_common.c \ + $(PLAT_COMMON_BASE)/aarch64/a3700_clock.S \ + $(MARVELL_DRV_BASE)/uart/a3700_console.S + +BL1_SOURCES += $(PLAT_COMMON_BASE)/aarch64/plat_helpers.S \ + lib/cpus/aarch64/cortex_a53.S + +MARVELL_DRV := $(MARVELL_DRV_BASE)/comphy/phy-comphy-3700.c + +BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \ + $(PLAT_COMMON_BASE)/aarch64/plat_helpers.S \ + $(PLAT_COMMON_BASE)/plat_cci.c \ + $(PLAT_COMMON_BASE)/plat_pm.c \ + $(PLAT_COMMON_BASE)/dram_win.c \ + $(PLAT_COMMON_BASE)/io_addr_dec.c \ + $(PLAT_COMMON_BASE)/marvell_plat_config.c \ + $(PLAT_FAMILY_BASE)/$(PLAT)/plat_bl31_setup.c \ + $(MARVELL_COMMON_BASE)/marvell_cci.c \ + $(MARVELL_COMMON_BASE)/marvell_ddr_info.c \ + $(MARVELL_COMMON_BASE)/marvell_gicv3.c \ + $(MARVELL_GIC_SOURCES) \ + drivers/arm/cci/cci.c \ + $(PLAT_COMMON_BASE)/a3700_sip_svc.c \ + $(MARVELL_DRV) + +ifeq ($(HANDLE_EA_EL3_FIRST_NS),1) +BL31_SOURCES += $(PLAT_COMMON_BASE)/a3700_ea.c +endif + +ifeq ($(CM3_SYSTEM_RESET),1) +BL31_SOURCES += $(PLAT_COMMON_BASE)/cm3_system_reset.c +endif + +ifeq ($(A3720_DB_PM_WAKEUP_SRC),1) +BL31_SOURCES += $(PLAT_FAMILY_BASE)/$(PLAT)/board/pm_src.c +endif + +ifdef WTP + +# Do not remove! Following checks are required to ensure correct TF-A builds, removing these checks leads to broken TF-A builds +$(if $(wildcard $(value WTP)/*),,$(error "'WTP=$(value WTP)' was specified, but '$(value WTP)' directory does not exist")) +$(if $(shell git -C $(value WTP) rev-parse --show-cdup 2>&1),$(error "'WTP=$(value WTP)' was specified, but '$(value WTP)' does not contain valid A3700-utils-marvell git repository")) + +TBB := $(WTP)/wtptp/src/TBB_Linux/release/TBB_linux + +BUILD_UART := uart-images +UART_IMAGE := $(BUILD_UART).tgz.bin + +ifeq ($(MARVELL_SECURE_BOOT),1) +TIM_CFG := $(BUILD_PLAT)/atf-tim.txt +TIM_UART_CFG := $(BUILD_PLAT)/$(BUILD_UART)/atf-tim.txt +IMAGESPATH := $(WTP)/tim/trusted +TIMN_CFG := $(BUILD_PLAT)/atf-timN.txt +TIMN_UART_CFG := $(BUILD_PLAT)/$(BUILD_UART)/atf-timN.txt +TIMN_SIG := $(IMAGESPATH)/timnsign.txt +TIM2IMGARGS := -i $(TIM_CFG) -n $(TIMN_CFG) +TIMN_UART_IMAGE := $$(grep "Image Filename:" -m 1 $(TIMN_UART_CFG) | cut -c 17-) +else #MARVELL_SECURE_BOOT +TIM_CFG := $(BUILD_PLAT)/atf-ntim.txt +TIM_UART_CFG := $(BUILD_PLAT)/$(BUILD_UART)/atf-ntim.txt +IMAGESPATH := $(WTP)/tim/untrusted +TIM2IMGARGS := -i $(TIM_CFG) +endif #MARVELL_SECURE_BOOT + +TIM_UART_IMAGE := $$(grep "Image Filename:" -m 1 $(TIM_UART_CFG) | cut -c 17-) + +TIMBUILD := $(WTP)/script/buildtim.sh +TIM2IMG := $(WTP)/script/tim2img.pl +TIMDDRTOOL := $(WTP)/tim/ddr/ddr_tool + +$(TIMBUILD): $(TIMDDRTOOL) + +# WTMI_IMG is used to specify the customized RTOS image running over +# Service CPU (CM3 processor). By the default, it points to a +# baremetal binary of fuse programming in A3700_utils. +WTMI_IMG := $(WTP)/wtmi/fuse/build/fuse.bin + +# WTMI_MULTI_IMG is composed of CM3 RTOS image (WTMI_IMG) +# and sys-init image. +WTMI_MULTI_IMG := $(WTP)/wtmi/build/wtmi.bin + +WTMI_ENC_IMG := wtmi-enc.bin + +SRCPATH := $(dir $(BL33)) + +CLOCKSPRESET ?= CPU_800_DDR_800 + +DDR_TOPOLOGY ?= 0 + +BOOTDEV ?= SPINOR +PARTNUM ?= 0 + +TIMBLDARGS := $(MARVELL_SECURE_BOOT) $(BOOTDEV) $(IMAGESPATH) $(WTP) $(CLOCKSPRESET) \ + $(DDR_TOPOLOGY) $(PARTNUM) $(DEBUG) $(TIM_CFG) $(TIMN_CFG) $(TIMN_SIG) 1 +TIMBLDUARTARGS := $(MARVELL_SECURE_BOOT) UART $(IMAGESPATH) $(WTP) $(CLOCKSPRESET) \ + $(DDR_TOPOLOGY) 0 0 $(TIM_UART_CFG) $(TIMN_UART_CFG) $(TIMN_SIG) 0 + +UART_IMAGES := $(BUILD_UART)/$(TIM_UART_IMAGE) +ifeq ($(MARVELL_SECURE_BOOT),1) +UART_IMAGES += $(BUILD_UART)/$(TIMN_UART_IMAGE) +endif +UART_IMAGES += $(BUILD_UART)/wtmi_h.bin $(BUILD_UART)/boot-image_h.bin + +CRYPTOPP_LIBDIR ?= $(CRYPTOPP_PATH) +CRYPTOPP_INCDIR ?= $(CRYPTOPP_PATH) + +$(TBB): FORCE +# Do not remove! Following checks are required to ensure correct TF-A builds, removing these checks leads to broken TF-A builds + $(if $(CRYPTOPP_LIBDIR),,$(error "Platform '$(PLAT)' for WTP image tool requires CRYPTOPP_PATH or CRYPTOPP_LIBDIR. Please set CRYPTOPP_PATH or CRYPTOPP_LIBDIR to point to the right directory")) + $(if $(CRYPTOPP_INCDIR),,$(error "Platform '$(PLAT)' for WTP image tool requires CRYPTOPP_PATH or CRYPTOPP_INCDIR. Please set CRYPTOPP_PATH or CRYPTOPP_INCDIR to point to the right directory")) + $(if $(wildcard $(CRYPTOPP_LIBDIR)/*),,$(error "Either 'CRYPTOPP_PATH' or 'CRYPTOPP_LIB' was set to '$(CRYPTOPP_LIBDIR)', but '$(CRYPTOPP_LIBDIR)' does not exist")) + $(if $(wildcard $(CRYPTOPP_INCDIR)/*),,$(error "Either 'CRYPTOPP_PATH' or 'CRYPTOPP_INCDIR' was set to '$(CRYPTOPP_INCDIR)', but '$(CRYPTOPP_INCDIR)' does not exist")) +ifdef CRYPTOPP_PATH + $(Q)$(MAKE) --no-print-directory -C $(CRYPTOPP_PATH) -f GNUmakefile +endif + $(Q)$(MAKE) --no-print-directory -C $(WTP)/wtptp/src/TBB_Linux -f TBB_linux.mak LIBDIR=$(CRYPTOPP_LIBDIR) INCDIR=$(CRYPTOPP_INCDIR) + +$(WTMI_MULTI_IMG): FORCE + $(Q)$(MAKE) --no-print-directory -C $(WTP) WTMI_IMG=$(WTMI_IMG) DDR_TOPOLOGY=$(DDR_TOPOLOGY) CLOCKSPRESET=$(CLOCKSPRESET) WTMI + +$(BUILD_PLAT)/wtmi.bin: $(WTMI_MULTI_IMG) + $(Q)cp -a $(WTMI_MULTI_IMG) $(BUILD_PLAT)/wtmi.bin + +$(TIMDDRTOOL): FORCE +# Do not remove! Following checks are required to ensure correct TF-A builds, removing these checks leads to broken TF-A builds + $(if $(value MV_DDR_PATH),,$(error "Platform '${PLAT}' for ddr tool requires MV_DDR_PATH. Please set MV_DDR_PATH to point to the right directory")) + $(if $(wildcard $(value MV_DDR_PATH)/*),,$(error "'MV_DDR_PATH=$(value MV_DDR_PATH)' was specified, but '$(value MV_DDR_PATH)' directory does not exist")) + $(if $(shell git -C $(value MV_DDR_PATH) rev-parse --show-cdup 2>&1),$(error "'MV_DDR_PATH=$(value MV_DDR_PATH)' was specified, but '$(value MV_DDR_PATH)' does not contain valid mv-ddr-marvell git repository")) + $(Q)$(MAKE) --no-print-directory -C $(WTP) MV_DDR_PATH=$(MV_DDR_PATH) DDR_TOPOLOGY=$(DDR_TOPOLOGY) mv_ddr + +$(BUILD_PLAT)/$(UART_IMAGE): $(BUILD_PLAT)/$(BOOT_IMAGE) $(BUILD_PLAT)/wtmi.bin $(TBB) $(TIMBUILD) $(TIMDDRTOOL) + @$(ECHO_BLANK_LINE) + @echo "Building uart images" + $(Q)mkdir -p $(BUILD_PLAT)/$(BUILD_UART) + $(Q)cp -a $(BUILD_PLAT)/wtmi.bin $(BUILD_PLAT)/$(BUILD_UART)/wtmi.bin + $(Q)cp -a $(BUILD_PLAT)/$(BOOT_IMAGE) $(BUILD_PLAT)/$(BUILD_UART)/$(BOOT_IMAGE) + $(Q)cd $(BUILD_PLAT)/$(BUILD_UART) && $(TIMBUILD) $(TIMBLDUARTARGS) + $(Q)sed -i 's|WTMI_IMG|wtmi.bin|1' $(TIM_UART_CFG) + $(Q)sed -i 's|BOOT_IMAGE|$(BOOT_IMAGE)|1' $(TIM_UART_CFG) +ifeq ($(MARVELL_SECURE_BOOT),1) + $(Q)sed -i 's|WTMI_IMG|wtmi.bin|1' $(TIMN_UART_CFG) + $(Q)sed -i 's|BOOT_IMAGE|$(BOOT_IMAGE)|1' $(TIMN_UART_CFG) +endif + $(Q)cd $(BUILD_PLAT)/$(BUILD_UART) && $(TBB) -r $(TIM_UART_CFG) -v -D +ifeq ($(MARVELL_SECURE_BOOT),1) + $(Q)cd $(BUILD_PLAT)/$(BUILD_UART) && $(TBB) -r $(TIMN_UART_CFG) +endif + $(Q)tar czf $(BUILD_PLAT)/$(UART_IMAGE) -C $(BUILD_PLAT) $(UART_IMAGES) + @$(ECHO_BLANK_LINE) + @echo "Built $@ successfully" + @$(ECHO_BLANK_LINE) + +$(BUILD_PLAT)/$(FLASH_IMAGE): $(BUILD_PLAT)/$(BOOT_IMAGE) $(BUILD_PLAT)/wtmi.bin $(TBB) $(TIMBUILD) $(TIMDDRTOOL) $(TIM2IMG) + @$(ECHO_BLANK_LINE) + @echo "Building flash image" + $(Q)cd $(BUILD_PLAT) && $(TIMBUILD) $(TIMBLDARGS) + $(Q)sed -i 's|WTMI_IMG|wtmi.bin|1' $(TIM_CFG) + $(Q)sed -i 's|BOOT_IMAGE|$(BOOT_IMAGE)|1' $(TIM_CFG) +ifeq ($(MARVELL_SECURE_BOOT),1) + $(Q)sed -i 's|WTMI_IMG|wtmi.bin|1' $(TIMN_CFG) + $(Q)sed -i 's|BOOT_IMAGE|$(BOOT_IMAGE)|1' $(TIMN_CFG) + @$(ECHO_BLANK_LINE) + @echo "======================================================="; + @echo " Secure boot. Encrypting wtmi and boot-image"; + @echo "======================================================="; + @$(ECHO_BLANK_LINE) + $(Q)cp $(BUILD_PLAT)/wtmi.bin $(BUILD_PLAT)/wtmi-align.bin + $(Q)truncate -s %16 $(BUILD_PLAT)/wtmi-align.bin + $(Q)${OPENSSL_BIN_PATH}/openssl enc -aes-256-cbc -e -in $(BUILD_PLAT)/wtmi-align.bin \ + -out $(BUILD_PLAT)/$(WTMI_ENC_IMG) \ + -K `cat $(IMAGESPATH)/aes-256.txt` -nosalt \ + -iv `cat $(IMAGESPATH)/iv.txt` -p + $(Q)truncate -s %16 $(BUILD_PLAT)/$(BOOT_IMAGE); + $(Q)${OPENSSL_BIN_PATH}/openssl enc -aes-256-cbc -e -in $(BUILD_PLAT)/$(BOOT_IMAGE) \ + -out $(BUILD_PLAT)/$(BOOT_ENC_IMAGE) \ + -K `cat $(IMAGESPATH)/aes-256.txt` -nosalt \ + -iv `cat $(IMAGESPATH)/iv.txt` -p +endif + $(Q)cd $(BUILD_PLAT) && $(TBB) -r $(TIM_CFG) -v -D +ifeq ($(MARVELL_SECURE_BOOT),1) + $(Q)cd $(BUILD_PLAT) && $(TBB) -r $(TIMN_CFG) + $(Q)sed -i 's|wtmi.bin|$(WTMI_ENC_IMG)|1' $(TIMN_CFG) + $(Q)sed -i 's|$(BOOT_IMAGE)|$(BOOT_ENC_IMAGE)|1' $(TIMN_CFG) +endif + $(Q)cd $(BUILD_PLAT) && $(TIM2IMG) $(TIM2IMGARGS) -o $(BUILD_PLAT)/$(FLASH_IMAGE) + @$(ECHO_BLANK_LINE) + @echo "Built $@ successfully" + @$(ECHO_BLANK_LINE) + +clean realclean distclean: mrvl_clean + +.PHONY: mrvl_clean +mrvl_clean: + -$(Q)$(MAKE) --no-print-directory -C $(WTP) MV_DDR_PATH=$(MV_DDR_PATH) clean + -$(Q)$(MAKE) --no-print-directory -C $(WTP)/wtptp/src/TBB_Linux -f TBB_linux.mak clean +ifdef CRYPTOPP_PATH + -$(Q)$(MAKE) --no-print-directory -C $(CRYPTOPP_PATH) -f GNUmakefile clean +endif + +else # WTP + +$(BUILD_PLAT)/$(UART_IMAGE) $(BUILD_PLAT)/$(FLASH_IMAGE): + $(error "Platform '${PLAT}' for target '$@' requires WTP. Please set WTP to point to the right directory") + +endif # WTP + +.PHONY: mrvl_uart +mrvl_uart: $(BUILD_PLAT)/$(UART_IMAGE) diff --git a/plat/marvell/armada/a3k/common/a3700_ea.c b/plat/marvell/armada/a3k/common/a3700_ea.c new file mode 100644 index 0000000..5696b5c --- /dev/null +++ b/plat/marvell/armada/a3k/common/a3700_ea.c @@ -0,0 +1,78 @@ +/* + * Copyright (C) 2019 Repk repk@triplefau.lt + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <inttypes.h> +#include <stdint.h> + +#include <common/bl_common.h> +#include <common/debug.h> +#include <arch_helpers.h> +#include <plat/common/platform.h> +#include <bl31/ea_handle.h> + +#define A53_SERR_INT_AXI_SLVERR_ON_EXTERNAL_ACCESS 0xbf000002 + +/* + * This source file with custom plat_ea_handler function is compiled only when + * building TF-A with compile option HANDLE_EA_EL3_FIRST_NS=1 + */ +void plat_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie, + void *handle, uint64_t flags) +{ + unsigned int level = (unsigned int)GET_EL(read_spsr_el3()); + + /* + * Asynchronous External Abort with syndrome 0xbf000002 on Cortex A53 + * core means SError interrupt caused by AXI SLVERR on external access. + * + * In most cases this indicates a bug in U-Boot or Linux kernel driver + * pci-aardvark.c which implements access to A3700 PCIe config space. + * Driver does not wait for PCIe PIO transfer completion and try to + * start a new PCIe PIO transfer while previous has not finished yet. + * A3700 PCIe controller in this case sends SLVERR via AXI which results + * in a fatal Asynchronous SError interrupt on Cortex A53 CPU. + * + * Following patches fix that bug in U-Boot and Linux kernel drivers: + * https://source.denx.de/u-boot/u-boot/-/commit/eccbd4ad8e4e182638eafbfb87ac139c04f24a01 + * https://git.kernel.org/stable/c/f18139966d072dab8e4398c95ce955a9742e04f7 + * + * As a hacky workaround for unpatched U-Boot and Linux kernel drivers + * ignore all asynchronous aborts with that syndrome value received on + * CPU from level lower than EL3. + * + * Because these aborts are delivered on CPU asynchronously, they are + * imprecise and we cannot check the real reason of abort and neither + * who and why sent this abort. We expect that on A3700 it is always + * PCIe controller. + * + * Hence ignoring all aborts with this syndrome value is just a giant + * hack that we need only because of bugs in old U-Boot and Linux kernel + * versions and because it was decided that TF-A would implement this + * hack for U-Boot and Linux kernel it in this way. New patched U-Boot + * and kernel versions do not need it anymore. + * + * Links to discussion about this workaround: + * https://lore.kernel.org/linux-pci/20190316161243.29517-1-repk@triplefau.lt/ + * https://lore.kernel.org/linux-pci/971be151d24312cc533989a64bd454b4@www.loen.fr/ + * https://review.trustedfirmware.org/c/TF-A/trusted-firmware-a/+/1541 + */ + if (level < MODE_EL3 && ea_reason == ERROR_EA_ASYNC && + syndrome == A53_SERR_INT_AXI_SLVERR_ON_EXTERNAL_ACCESS) { + ERROR_NL(); + ERROR("Ignoring Asynchronous External Abort with" + " syndrome 0x%" PRIx64 " received on 0x%lx from %s\n", + syndrome, read_mpidr_el1(), get_el_str(level)); + ERROR("SError interrupt: AXI SLVERR on external access\n"); + ERROR("This indicates a bug in pci-aardvark.c driver\n"); + ERROR("Please update U-Boot/Linux to the latest version\n"); + ERROR_NL(); + console_flush(); + return; + } + + plat_default_ea_handler(ea_reason, syndrome, cookie, handle, flags); +} diff --git a/plat/marvell/armada/a3k/common/a3700_sip_svc.c b/plat/marvell/armada/a3k/common/a3700_sip_svc.c new file mode 100644 index 0000000..e8ac5fc --- /dev/null +++ b/plat/marvell/armada/a3k/common/a3700_sip_svc.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <common/runtime_svc.h> +#include <lib/smccc.h> + +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +#include "comphy/phy-comphy-3700.h" + +/* Comphy related FID's */ +#define MV_SIP_COMPHY_POWER_ON 0x82000001 +#define MV_SIP_COMPHY_POWER_OFF 0x82000002 +#define MV_SIP_COMPHY_PLL_LOCK 0x82000003 + +/* Miscellaneous FID's' */ +#define MV_SIP_DRAM_SIZE 0x82000010 + +/* This macro is used to identify COMPHY related calls from SMC function ID */ +#define is_comphy_fid(fid) \ + ((fid) >= MV_SIP_COMPHY_POWER_ON && (fid) <= MV_SIP_COMPHY_PLL_LOCK) + +uintptr_t mrvl_sip_smc_handler(uint32_t smc_fid, + u_register_t x1, + u_register_t x2, + u_register_t x3, + u_register_t x4, + void *cookie, + void *handle, + u_register_t flags) +{ + u_register_t ret; + + VERBOSE("%s: got SMC (0x%x) x1 0x%lx, x2 0x%lx\n", + __func__, smc_fid, x1, x2); + if (is_comphy_fid(smc_fid)) { + if (x1 >= MAX_LANE_NR) { + ERROR("%s: Wrong smc (0x%x) lane nr: %lx\n", + __func__, smc_fid, x2); + SMC_RET1(handle, SMC_UNK); + } + } + + switch (smc_fid) { + /* Comphy related FID's */ + case MV_SIP_COMPHY_POWER_ON: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_power_on(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_POWER_OFF: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_power_off(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_PLL_LOCK: + /* x1: comphy_index, x2: comphy_mode */ + ret = mvebu_3700_comphy_is_pll_locked(x1, x2); + SMC_RET1(handle, ret); + /* Miscellaneous FID's' */ + case MV_SIP_DRAM_SIZE: + /* x1: ap_base_addr */ + ret = mvebu_get_dram_size(MVEBU_REGS_BASE); + SMC_RET1(handle, ret); + + default: + ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); + SMC_RET1(handle, SMC_UNK); + } +} + +/* Define a runtime service descriptor for fast SMC calls */ +DECLARE_RT_SVC( + marvell_sip_svc, + OEN_SIP_START, + OEN_SIP_END, + SMC_TYPE_FAST, + NULL, + mrvl_sip_smc_handler +); diff --git a/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S b/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S new file mode 100644 index 0000000..f79516f --- /dev/null +++ b/plat/marvell/armada/a3k/common/aarch64/a3700_clock.S @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <asm_macros.S> +#include <platform_def.h> + +/* + * Below address in used only for reading, therefore no problem with concurrent + * Linux access. + */ +#define MVEBU_TEST_PIN_LATCH_N (MVEBU_NB_GPIO_REG_BASE + 0x8) + #define MVEBU_XTAL_MODE_MASK BIT(9) + + /* ----------------------------------------------------- + * uint32_t get_ref_clk (void); + * + * returns reference clock in MHz (25 or 40) + * ----------------------------------------------------- + */ +.globl get_ref_clk +func get_ref_clk + mov_imm x0, MVEBU_TEST_PIN_LATCH_N + ldr w0, [x0] + tst w0, #MVEBU_XTAL_MODE_MASK + bne 40 + mov w0, #25 + ret +40: + mov w0, #40 + ret +endfunc get_ref_clk diff --git a/plat/marvell/armada/a3k/common/aarch64/a3700_common.c b/plat/marvell/armada/a3k/common/aarch64/a3700_common.c new file mode 100644 index 0000000..6351285 --- /dev/null +++ b/plat/marvell/armada/a3k/common/aarch64/a3700_common.c @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ +#include <plat_marvell.h> + +/* MMU entry for internal (register) space access */ +#define MAP_DEVICE0 MAP_REGION_FLAT(DEVICE0_BASE, \ + DEVICE0_SIZE, \ + MT_DEVICE | MT_RW | MT_SECURE) + +/* + * Table of regions for various BL stages to map using the MMU. + */ +#if IMAGE_BL1 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SHARED_RAM, + MAP_DEVICE0, + {0} +}; +#endif +#if IMAGE_BL2 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SHARED_RAM, + MAP_DEVICE0, + MARVELL_MAP_DRAM, + {0} +}; +#endif +#if IMAGE_BL2U +const mmap_region_t plat_marvell_mmap[] = { + MAP_DEVICE0, + {0} +}; +#endif +#if IMAGE_BL31 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SHARED_RAM, + MAP_DEVICE0, + MARVELL_MAP_DRAM, + {0} +}; +#endif +#if IMAGE_BL32 +const mmap_region_t plat_marvell_mmap[] = { + MAP_DEVICE0, + {0} +}; +#endif + +MARVELL_CASSERT_MMAP; diff --git a/plat/marvell/armada/a3k/common/aarch64/plat_helpers.S b/plat/marvell/armada/a3k/common/aarch64/plat_helpers.S new file mode 100644 index 0000000..90d76f0 --- /dev/null +++ b/plat/marvell/armada/a3k/common/aarch64/plat_helpers.S @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <asm_macros.S> +#include <platform_def.h> + + .globl plat_secondary_cold_boot_setup + .globl plat_get_my_entrypoint + .globl plat_is_my_cpu_primary + + /* ----------------------------------------------------- + * void plat_secondary_cold_boot_setup (void); + * + * This function performs any platform specific actions + * needed for a secondary cpu after a cold reset. Right + * now this is a stub function. + * ----------------------------------------------------- + */ +func plat_secondary_cold_boot_setup + mov x0, #0 + ret +endfunc plat_secondary_cold_boot_setup + + /* --------------------------------------------------------------------- + * unsigned long plat_get_my_entrypoint (void); + * + * Main job of this routine is to distinguish between cold and warm boot + * For a cold boot, return 0. + * For a warm boot, read the mailbox and return the address it contains. + * A magic number is placed before entrypoint to avoid mistake caused by + * uninitialized mailbox data area. + * --------------------------------------------------------------------- + */ +func plat_get_my_entrypoint + /* Read first word and compare it with magic num */ + mov_imm x0, PLAT_MARVELL_MAILBOX_BASE + ldr x1, [x0] + mov_imm x2, PLAT_MARVELL_MAILBOX_MAGIC_NUM + cmp x1, x2 + /* If compare failed, return 0, i.e. cold boot */ + beq entrypoint + mov x0, #0 + ret +entrypoint: + /* Second word contains the jump address */ + add x0, x0, #8 + ldr x0, [x0] + ret +endfunc plat_get_my_entrypoint + + /* ----------------------------------------------------- + * unsigned int plat_is_my_cpu_primary (void); + * + * Find out whether the current cpu is the primary + * cpu. + * ----------------------------------------------------- + */ +func plat_is_my_cpu_primary + mrs x0, mpidr_el1 + and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK) + cmp x0, #MVEBU_PRIMARY_CPU + cset w0, eq + ret +endfunc plat_is_my_cpu_primary diff --git a/plat/marvell/armada/a3k/common/cm3_system_reset.c b/plat/marvell/armada/a3k/common/cm3_system_reset.c new file mode 100644 index 0000000..f105d59 --- /dev/null +++ b/plat/marvell/armada/a3k/common/cm3_system_reset.c @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2020 Marek Behun, CZ.NIC + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <stdbool.h> + +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <lib/mmio.h> + +#include <mvebu_def.h> + +/* Cortex-M3 Secure Processor Mailbox Registers */ +#define MVEBU_RWTM_PARAM0_REG (MVEBU_RWTM_REG_BASE) +#define MVEBU_RWTM_CMD_REG (MVEBU_RWTM_REG_BASE + 0x40) +#define MVEBU_RWTM_HOST_INT_RESET_REG (MVEBU_RWTM_REG_BASE + 0xC8) +#define MVEBU_RWTM_HOST_INT_MASK_REG (MVEBU_RWTM_REG_BASE + 0xCC) +#define MVEBU_RWTM_HOST_INT_SP_COMPLETE BIT(0) + +#define MVEBU_RWTM_REBOOT_CMD 0x0009 +#define MVEBU_RWTM_REBOOT_MAGIC 0xDEADBEEF + +static inline bool rwtm_completed(void) +{ + return (mmio_read_32(MVEBU_RWTM_HOST_INT_RESET_REG) & + MVEBU_RWTM_HOST_INT_SP_COMPLETE) != 0; +} + +static bool rwtm_wait(int ms) +{ + while (ms && !rwtm_completed()) { + mdelay(1); + --ms; + } + + return rwtm_completed(); +} + +void cm3_system_reset(void) +{ + int tries = 5; + + for (; tries > 0; --tries) { + mmio_clrbits_32(MVEBU_RWTM_HOST_INT_RESET_REG, + MVEBU_RWTM_HOST_INT_SP_COMPLETE); + + mmio_write_32(MVEBU_RWTM_PARAM0_REG, MVEBU_RWTM_REBOOT_MAGIC); + mmio_write_32(MVEBU_RWTM_CMD_REG, MVEBU_RWTM_REBOOT_CMD); + + if (rwtm_wait(10)) { + break; + } + + mdelay(100); + } + + /* If we reach here, the command is not implemented. */ + WARN("System reset command not implemented in WTMI firmware!\n"); +} diff --git a/plat/marvell/armada/a3k/common/dram_win.c b/plat/marvell/armada/a3k/common/dram_win.c new file mode 100644 index 0000000..9d7b3a9 --- /dev/null +++ b/plat/marvell/armada/a3k/common/dram_win.c @@ -0,0 +1,282 @@ +/* + * Copyright (C) 2018-2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <string.h> + +#include <lib/mmio.h> + +#include <dram_win.h> +#include <marvell_plat_priv.h> +#include <mvebu.h> +#include <plat_marvell.h> + +/* Armada 3700 has 5 configurable windows */ +#define MV_CPU_WIN_NUM 5 + +#define CPU_WIN_DISABLED 0 +#define CPU_WIN_ENABLED 1 + +/* + * There are 2 different cpu decode window configuration cases: + * - DRAM size is not over 2GB; + * - DRAM size is 4GB. + */ +enum cpu_win_config_num { + CPU_WIN_CONFIG_DRAM_NOT_OVER_2GB = 0, + CPU_WIN_CONFIG_DRAM_4GB, + CPU_WIN_CONFIG_MAX +}; + +enum cpu_win_target { + CPU_WIN_TARGET_DRAM = 0, + CPU_WIN_TARGET_INTERNAL_REG, + CPU_WIN_TARGET_PCIE, + CPU_WIN_TARGET_PCIE_OVER_MCI, + CPU_WIN_TARGET_BOOT_ROM, + CPU_WIN_TARGET_MCI_EXTERNAL, + CPU_WIN_TARGET_RWTM_RAM = 7, + CPU_WIN_TARGET_CCI400_REG +}; + +struct cpu_win_configuration { + uint32_t enabled; + enum cpu_win_target target; + uint64_t base_addr; + uint64_t size; + uint64_t remap_addr; +}; + +struct cpu_win_configuration mv_cpu_wins[CPU_WIN_CONFIG_MAX][MV_CPU_WIN_NUM] = { + /* + * When total dram size is not over 2GB: + * DDR window 0 is configured in tim header, its size may be not 512MB, + * but the actual dram size, no need to configure it again; + * other cpu windows are kept as default. + */ + { + /* enabled + * target + * base + * size + * remap + */ + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_DRAM, + 0x0, + 0x08000000, + 0x0}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_MCI_EXTERNAL, + 0xe0000000, + 0x08000000, + 0xe0000000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_PCIE, + 0xe8000000, + 0x08000000, + 0xe8000000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_RWTM_RAM, + 0xf0000000, + 0x00020000, + 0x1fff0000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_PCIE_OVER_MCI, + 0x80000000, + 0x10000000, + 0x80000000}, + }, + + /* + * If total DRAM size is more than 2GB, now there is only one case: + * 4GB of DRAM; to better utilize address space (for maximization of + * DRAM usage), we will use the configuration of CPU windows below: + * - Internal Regs and Boot ROM windows are kept as default; + * - CCI-400 is moved from its default address to another address + * (this is actually done even if DRAM size is not more than 2 GB, + * because the firmware is compiled with that address as a + * constant); + * - PCIe window is moved to another address; + * - Use 4 CPU decode windows for DRAM, which cover 3.75GB DRAM; + * DDR window 0 is configured in tim header with 2G B size, no need + * to configure it again here; + * + * 0xFFFFFFFF ---> +-----------------------+ + * | Boot ROM | 1 MB + * | AP Boot ROM - 16 KB: | + * | 0xFFFF0000-0xFFFF4000 | + * 0xFFF00000 ---> +-----------------------+ + * : : + * 0xFE010000 ---> +-----------------------+ + * | CCI Regs | 64 KB + * 0xFE000000 ---> +-----------------------+ + * : : + * 0xFA000000 ---> +-----------------------+ + * | PCIE | 128 MB + * 0xF2000000 ---> +-----------------------+ + * | DDR window 3 | 512 MB + * 0xD2000000 ---> +-----------------------+ + * | Internal Regs | 32 MB + * 0xD0000000 ---> |-----------------------| + * | DDR window 2 | 256 MB + * 0xC0000000 ---> |-----------------------| + * | | + * | DDR window 1 | 1 GB + * | | + * 0x80000000 ---> |-----------------------| + * | | + * | | + * | DDR window 0 | 2 GB + * | | + * | | + * 0x00000000 ---> +-----------------------+ + */ + { + /* win_id + * target + * base + * size + * remap + */ + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_DRAM, + 0x0, + 0x80000000, + 0x0}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_DRAM, + 0x80000000, + 0x40000000, + 0x80000000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_DRAM, + 0xc0000000, + 0x10000000, + 0xc0000000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_DRAM, + 0xd2000000, + 0x20000000, + 0xd2000000}, + {CPU_WIN_ENABLED, + CPU_WIN_TARGET_PCIE, + 0xf2000000, + 0x08000000, + 0xf2000000}, + }, +}; + +/* + * dram_win_map_build + * + * This function builds cpu dram windows mapping + * which includes base address and window size by + * reading cpu dram decode windows registers. + * + * @input: N/A + * + * @output: + * - win_map: cpu dram windows mapping + * + * @return: N/A + */ +void dram_win_map_build(struct dram_win_map *win_map) +{ + int32_t win_id; + struct dram_win *win; + uint32_t base_reg, ctrl_reg, size_reg, enabled, target; + + memset(win_map, 0, sizeof(struct dram_win_map)); + for (win_id = 0; win_id < DRAM_WIN_MAP_NUM_MAX; win_id++) { + ctrl_reg = mmio_read_32(CPU_DEC_WIN_CTRL_REG(win_id)); + target = (ctrl_reg & CPU_DEC_CR_WIN_TARGET_MASK) >> + CPU_DEC_CR_WIN_TARGET_OFFS; + enabled = ctrl_reg & CPU_DEC_CR_WIN_ENABLE; + /* Ignore invalid and non-dram windows*/ + if ((enabled == 0) || (target != DRAM_CPU_DEC_TARGET_NUM)) + continue; + + win = win_map->dram_windows + win_map->dram_win_num; + base_reg = mmio_read_32(CPU_DEC_WIN_BASE_REG(win_id)); + size_reg = mmio_read_32(CPU_DEC_WIN_SIZE_REG(win_id)); + /* Base reg [15:0] corresponds to transaction address [39:16] */ + win->base_addr = (base_reg & CPU_DEC_BR_BASE_MASK) >> + CPU_DEC_BR_BASE_OFFS; + win->base_addr *= CPU_DEC_CR_WIN_SIZE_ALIGNMENT; + /* + * Size reg [15:0] is programmed from LSB to MSB as a sequence + * of 1s followed by a sequence of 0s and the number of 1s + * specifies the size of the window in 64 KB granularity, + * for example, a value of 00FFh specifies 256 x 64 KB = 16 MB + */ + win->win_size = (size_reg & CPU_DEC_CR_WIN_SIZE_MASK) >> + CPU_DEC_CR_WIN_SIZE_OFFS; + win->win_size = (win->win_size + 1) * + CPU_DEC_CR_WIN_SIZE_ALIGNMENT; + + win_map->dram_win_num++; + } +} + +static void cpu_win_set(uint32_t win_id, struct cpu_win_configuration *win_cfg) +{ + uint32_t base_reg, ctrl_reg, size_reg, remap_reg; + + /* Disable window */ + ctrl_reg = mmio_read_32(CPU_DEC_WIN_CTRL_REG(win_id)); + ctrl_reg &= ~CPU_DEC_CR_WIN_ENABLE; + mmio_write_32(CPU_DEC_WIN_CTRL_REG(win_id), ctrl_reg); + + /* For an disabled window, only disable it. */ + if (!win_cfg->enabled) + return; + + /* Set Base Register */ + base_reg = (uint32_t)(win_cfg->base_addr / + CPU_DEC_CR_WIN_SIZE_ALIGNMENT); + base_reg <<= CPU_DEC_BR_BASE_OFFS; + base_reg &= CPU_DEC_BR_BASE_MASK; + mmio_write_32(CPU_DEC_WIN_BASE_REG(win_id), base_reg); + + /* Set Remap Register with the same value + * as the <Base> field in Base Register + */ + remap_reg = (uint32_t)(win_cfg->remap_addr / + CPU_DEC_CR_WIN_SIZE_ALIGNMENT); + remap_reg <<= CPU_DEC_RLR_REMAP_LOW_OFFS; + remap_reg &= CPU_DEC_RLR_REMAP_LOW_MASK; + mmio_write_32(CPU_DEC_REMAP_LOW_REG(win_id), remap_reg); + + /* Set Size Register */ + size_reg = (win_cfg->size / CPU_DEC_CR_WIN_SIZE_ALIGNMENT) - 1; + size_reg <<= CPU_DEC_CR_WIN_SIZE_OFFS; + size_reg &= CPU_DEC_CR_WIN_SIZE_MASK; + mmio_write_32(CPU_DEC_WIN_SIZE_REG(win_id), size_reg); + + /* Set Control Register - set target id and enable window */ + ctrl_reg &= ~CPU_DEC_CR_WIN_TARGET_MASK; + ctrl_reg |= (win_cfg->target << CPU_DEC_CR_WIN_TARGET_OFFS); + ctrl_reg |= CPU_DEC_CR_WIN_ENABLE; + mmio_write_32(CPU_DEC_WIN_CTRL_REG(win_id), ctrl_reg); +} + +void cpu_wins_init(void) +{ + uint32_t cfg_idx, win_id; + + if (mvebu_get_dram_size(MVEBU_REGS_BASE) <= _2GB_) + cfg_idx = CPU_WIN_CONFIG_DRAM_NOT_OVER_2GB; + else + cfg_idx = CPU_WIN_CONFIG_DRAM_4GB; + + /* Window 0 is configured always for DRAM in tim header + * already, no need to configure it again here + */ + for (win_id = 1; win_id < MV_CPU_WIN_NUM; win_id++) + cpu_win_set(win_id, &mv_cpu_wins[cfg_idx][win_id]); +} + diff --git a/plat/marvell/armada/a3k/common/include/a3700_plat_def.h b/plat/marvell/armada/a3k/common/include/a3700_plat_def.h new file mode 100644 index 0000000..4d45e15 --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/a3700_plat_def.h @@ -0,0 +1,169 @@ +/* + * Copyright (C) 2018-2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef A3700_PLAT_DEF_H +#define A3700_PLAT_DEF_H + +#include <marvell_def.h> + + +#define MVEBU_MAX_CPUS_PER_CLUSTER 2 + +#define MVEBU_PRIMARY_CPU 0x0 + +/* + * The counter on A3700 is always fed from reference 25M clock (XTAL). + * However minimal CPU counter prescaler is 2, so the counter + * frequency will be divided by 2, the number is 12.5M + */ +#define COUNTER_FREQUENCY 12500000 + +#define MVEBU_REGS_BASE 0xD0000000 + +/***************************************************************************** + * MVEBU memory map related constants + ***************************************************************************** + */ +/* Aggregate of all devices in the first GB */ +#define DEVICE0_BASE MVEBU_REGS_BASE +#define DEVICE0_SIZE 0x10000000 + +/***************************************************************************** + * GIC-500 & interrupt handling related constants + ***************************************************************************** + */ +/* Base MVEBU compatible GIC memory map */ +#define MVEBU_GICD_BASE 0x1D00000 +#define MVEBU_GICR_BASE 0x1D40000 +#define MVEBU_GICC_BASE 0x1D80000 + +/* + * CCI-400 base address + * This address is absolute, not relative to MVEBU_REGS_BASE. + * This is not the default CCI base address (that would be 0xD8000000). + * Rather we remap CCI to this address to better utilize the address space. + * (The remapping is done in plat/marvell/armada/a3k/common/plat_cci.c) + */ +#define MVEBU_CCI_BASE 0xFE000000 + +/***************************************************************************** + * North and south bridge reset registers + ***************************************************************************** + */ +#define MVEBU_NB_RESET_REG (MVEBU_REGS_BASE + 0x12400) +#define MVEBU_NB_RESET_I2C1_N (1 << 0) +#define MVEBU_NB_RESET_1WIRE_N (1 << 1) +#define MVEBU_NB_RESET_SPI_N (1 << 2) +#define MVEBU_NB_RESET_UART_N (1 << 3) +#define MVEBU_NB_RESET_XTL_N (1 << 4) +#define MVEBU_NB_RESET_I2C2_N (1 << 5) +#define MVEBU_NB_RESET_UART2_N (1 << 6) +#define MVEBU_NB_RESET_AVS_N (1 << 7) +#define MVEBU_NB_RESET_DDR_N (1 << 10) +#define MVEBU_NB_RESET_SETM_N (1 << 11) +#define MVEBU_NB_RESET_DMA_N (1 << 12) +#define MVEBU_NB_RESET_TSECM_N (1 << 13) +#define MVEBU_NB_RESET_SDIO_N (1 << 14) +#define MVEBU_NB_RESET_SATA_N (1 << 15) +#define MVEBU_NB_RESET_PWRMGT_N (1 << 16) +#define MVEBU_NB_RESET_OTP_N (1 << 17) +#define MVEBU_NB_RESET_EIP_N (1 << 18) +#define MVEBU_SB_RESET_REG (MVEBU_REGS_BASE + 0x18600) +#define MVEBU_SB_RESET_MCIPHY (1 << 1) +#define MVEBU_SB_RESET_SDIO_N (1 << 2) +#define MVEBU_SB_RESET_PCIE_N (1 << 3) +#define MVEBU_SB_RESET_GBE1_N (1 << 4) +#define MVEBU_SB_RESET_GBE0_N (1 << 5) +#define MVEBU_SB_RESET_USB2PHY (1 << 6) +#define MVEBU_SB_RESET_USB2HPHY (1 << 7) +#define MVEBU_SB_RESET_MCI_N (1 << 8) +#define MVEBU_SB_RESET_PWRMGT_N (1 << 9) +#define MVEBU_SB_RESET_EBM_N (1 << 10) +#define MVEBU_SB_RESET_OTP_N (1 << 11) + +/***************************************************************************** + * North and south bridge register base + ***************************************************************************** + */ +#define MVEBU_NB_REGS_BASE (MVEBU_REGS_BASE + 0x13000) +#define MVEBU_SB_REGS_BASE (MVEBU_REGS_BASE + 0x18000) + +/***************************************************************************** + * GPIO registers related constants + ***************************************************************************** + */ +/* North and south bridge GPIO register base address */ +#define MVEBU_NB_GPIO_REG_BASE (MVEBU_NB_REGS_BASE + 0x800) +#define MVEBU_NB_GPIO_IRQ_REG_BASE (MVEBU_NB_REGS_BASE + 0xC00) +#define MVEBU_SB_GPIO_REG_BASE (MVEBU_SB_REGS_BASE + 0x800) +#define MVEBU_SB_GPIO_IRQ_REG_BASE (MVEBU_SB_REGS_BASE + 0xC00) +#define MVEBU_NB_SB_IRQ_REG_BASE (MVEBU_REGS_BASE + 0x8A00) + +/* North Bridge GPIO selection register */ +#define MVEBU_NB_GPIO_SEL_REG (MVEBU_NB_GPIO_REG_BASE + 0x30) +#define MVEBU_NB_GPIO_OUTPUT_EN_HIGH_REG (MVEBU_NB_GPIO_REG_BASE + 0x04) +/* I2C1 GPIO Enable bit offset */ +#define MVEBU_GPIO_TW1_GPIO_EN_OFF (10) +/* SPI pins mode bit offset */ +#define MVEBU_GPIO_NB_SPI_PIN_MODE_OFF (28) + +/***************************************************************************** + * DRAM registers related constants + ***************************************************************************** + */ +#define MVEBU_DRAM_REG_BASE (MVEBU_REGS_BASE) + +/***************************************************************************** + * SB wake-up registers related constants + ***************************************************************************** + */ +#define MVEBU_SB_WAKEUP_REG_BASE (MVEBU_REGS_BASE + 0x19000) + +/***************************************************************************** + * PMSU registers related constants + ***************************************************************************** + */ +#define MVEBU_PMSU_REG_BASE (MVEBU_REGS_BASE + 0x14000) + +/***************************************************************************** + * North Bridge Step-Down Registers + ***************************************************************************** + */ +#define MVEBU_NB_STEP_DOWN_REG_BASE (MVEBU_REGS_BASE + 0x12800) + +/***************************************************************************** + * DRAM CS memory map register base + ***************************************************************************** + */ +#define MVEBU_CS_MMAP_REG_BASE (MVEBU_REGS_BASE + 0x200) + +/***************************************************************************** + * CPU decoder window registers related constants + ***************************************************************************** + */ +#define MVEBU_CPU_DEC_WIN_REG_BASE (MVEBU_REGS_BASE + 0xCF00) + +/***************************************************************************** + * AVS registers related constants + ***************************************************************************** + */ +#define MVEBU_AVS_REG_BASE (MVEBU_REGS_BASE + 0x11500) + + +/***************************************************************************** + * AVS registers related constants + ***************************************************************************** + */ +#define MVEBU_COMPHY_REG_BASE (MVEBU_REGS_BASE + 0x18300) + +/***************************************************************************** + * Cortex-M3 Secure Processor Mailbox constants + ***************************************************************************** + */ +#define MVEBU_RWTM_REG_BASE (MVEBU_REGS_BASE + 0xB0000) + +#endif /* A3700_PLAT_DEF_H */ diff --git a/plat/marvell/armada/a3k/common/include/a3700_pm.h b/plat/marvell/armada/a3k/common/include/a3700_pm.h new file mode 100644 index 0000000..44dbb9f --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/a3700_pm.h @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2016-2020 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef A3700_PM_H +#define A3700_PM_H + +#include <stdint.h> + +/* supported wake up sources */ +enum pm_wake_up_src_type { + WAKE_UP_SRC_GPIO, + /* FOLLOWING SRC NOT SUPPORTED YET */ + WAKE_UP_SRC_TIMER, + WAKE_UP_SRC_UART0, + WAKE_UP_SRC_UART1, + WAKE_UP_SRC_MAX, +}; + +struct pm_gpio_data { + /* + * bank 0: North bridge GPIO + * bank 1: South bridge GPIO + */ + uint32_t bank_num; + uint32_t gpio_num; +}; + +union pm_wake_up_src_data { + struct pm_gpio_data gpio_data; + /* delay in seconds */ + uint32_t timer_delay; +}; + +struct pm_wake_up_src { + enum pm_wake_up_src_type wake_up_src_type; + + union pm_wake_up_src_data wake_up_data; +}; + +struct pm_wake_up_src_config { + uint32_t wake_up_src_num; + struct pm_wake_up_src wake_up_src[WAKE_UP_SRC_MAX]; +}; + +struct pm_wake_up_src_config *mv_wake_up_src_config_get(void); + +void cm3_system_reset(void); + +#endif /* A3700_PM_H */ diff --git a/plat/marvell/armada/a3k/common/include/ddr_info.h b/plat/marvell/armada/a3k/common/include/ddr_info.h new file mode 100644 index 0000000..254f78c --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/ddr_info.h @@ -0,0 +1,14 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef DDR_INFO_H +#define DDR_INFO_H + +#define DRAM_MAX_IFACE 1 +#define DRAM_CH0_MMAP_LOW_OFFSET 0x200 + +#endif /* DDR_INFO_H */ diff --git a/plat/marvell/armada/a3k/common/include/dram_win.h b/plat/marvell/armada/a3k/common/include/dram_win.h new file mode 100644 index 0000000..26a0137 --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/dram_win.h @@ -0,0 +1,18 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef DRAM_WIN_H +#define DRAM_WIN_H + +#include <common/bl_common.h> + +#include <io_addr_dec.h> + +void dram_win_map_build(struct dram_win_map *win_map); +void cpu_wins_init(void); + +#endif /* DRAM_WIN_H */ diff --git a/plat/marvell/armada/a3k/common/include/io_addr_dec.h b/plat/marvell/armada/a3k/common/include/io_addr_dec.h new file mode 100644 index 0000000..42ef30b --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/io_addr_dec.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef IO_ADDR_DEC_H +#define IO_ADDR_DEC_H + +#include <stdint.h> + +/* There are 5 configurable cpu decoder windows. */ +#define DRAM_WIN_MAP_NUM_MAX 5 +/* Target number for dram in cpu decoder windows. */ +#define DRAM_CPU_DEC_TARGET_NUM 0 + +/* + * Not all configurable decode windows could be used for dram, some units have + * to reserve one decode window for other unit they have to communicate with; + * for example, DMA engineer has 3 configurable windows, but only two could be + * for dram while the last one has to be for pcie, so for DMA, its max_dram_win + * is 2. + */ +struct dec_win_config { + uint32_t dec_reg_base; /* IO address decoder register base address */ + uint32_t win_attr; /* IO address decoder windows attributes */ + /* How many configurable dram decoder windows that this unit has; */ + uint32_t max_dram_win; + /* The decoder windows number including remapping that this unit has */ + uint32_t max_remap; + /* The offset between continuous decode windows + * within the same unit, typically 0x10 + */ + uint32_t win_offset; +}; + +struct dram_win { + uintptr_t base_addr; + uintptr_t win_size; +}; + +struct dram_win_map { + int dram_win_num; + struct dram_win dram_windows[DRAM_WIN_MAP_NUM_MAX]; +}; + +/* + * init_io_addr_dec + * + * This function initializes io address decoder windows by + * cpu dram window mapping information + * + * @input: N/A + * - dram_wins_map: cpu dram windows mapping + * - io_dec_config: io address decoder windows configuration + * - io_unit_num: io address decoder unit number + * @output: N/A + * + * @return: 0 on success and others on failure + */ +int init_io_addr_dec(struct dram_win_map *dram_wins_map, + struct dec_win_config *io_dec_config, + uint32_t io_unit_num); + +#endif /* IO_ADDR_DEC_H */ diff --git a/plat/marvell/armada/a3k/common/include/plat_macros.S b/plat/marvell/armada/a3k/common/include/plat_macros.S new file mode 100644 index 0000000..f689b4f --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/plat_macros.S @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef PLAT_MACROS_S +#define PLAT_MACROS_S + +#include <marvell_macros.S> + +/* --------------------------------------------- + * The below macro prints out relevant GIC and + * CCI registers registers whenever an unhandled + * exception is taken in BL31. + * --------------------------------------------- + */ +.macro plat_crash_print_regs + mov_imm x17, MVEBU_GICC_BASE + mov_imm x16, MVEBU_GICD_BASE + marvell_print_gic_regs + print_cci_regs +.endm + +#endif /* PLAT_MACROS_S */ diff --git a/plat/marvell/armada/a3k/common/include/platform_def.h b/plat/marvell/armada/a3k/common/include/platform_def.h new file mode 100644 index 0000000..f19d96b --- /dev/null +++ b/plat/marvell/armada/a3k/common/include/platform_def.h @@ -0,0 +1,228 @@ +/* + * Copyright (C) 2016-2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef PLATFORM_DEF_H +#define PLATFORM_DEF_H + +#ifndef __ASSEMBLER__ +#include <stdio.h> +#endif /* __ASSEMBLER__ */ + +#include <board_marvell_def.h> +#include <mvebu_def.h> + +/* + * Most platform porting definitions provided by included headers + */ + +/* + * DRAM Memory layout: + * +-----------------------+ + * : : + * : Linux : + * 0x04X00000-->+-----------------------+ + * | BL3-3(u-boot) |>>}>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> + * |-----------------------| } | + * | BL3-[0,1, 2] | }---------------------------------> | + * |-----------------------| } || | + * | BL2 | }->FIP (loaded by || | + * |-----------------------| } BootROM to DRAM) || | + * | FIP_TOC | } || | + * 0x04120000-->|-----------------------| || | + * | BL1 (RO) | || | + * 0x04100000-->+-----------------------+ || | + * : : || | + * : Trusted SRAM section : \/ | + * 0x04040000-->+-----------------------+ Replaced by BL2 +----------------+ | + * | BL1 (RW) | <<<<<<<<<<<<<<<< | BL3-1 NOBITS | | + * 0x04037000-->|-----------------------| <<<<<<<<<<<<<<<< |----------------| | + * | | <<<<<<<<<<<<<<<< | BL3-1 PROGBITS | | + * 0x04023000-->|-----------------------| +----------------+ | + * | BL2 | | + * |-----------------------| | + * | | | + * 0x04001000-->|-----------------------| | + * | Shared | | + * 0x04000000-->+-----------------------+ | + * : : | + * : Linux : | + * : : | + * |-----------------------| | + * | | U-Boot(BL3-3) Loaded by BL2 | + * | U-Boot | <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< + * 0x00000000-->+-----------------------+ + * + * Trusted SRAM section 0x4000000..0x4200000: + * ---------------------------------------- + * SRAM_BASE = 0x4001000 + * BL2_BASE = 0x4006000 + * BL2_LIMIT = BL31_BASE + * BL31_BASE = 0x4023000 = (64MB + 256KB - 0x1D000) + * BL31_PROGBITS_LIMIT = BL1_RW_BASE + * BL1_RW_BASE = 0x4037000 = (64MB + 256KB - 0x9000) + * BL1_RW_LIMIT = BL31_LIMIT = 0x4040000 + * + * + * PLAT_MARVELL_FIP_BASE = 0x4120000 + */ + +/* + * Since BL33 is loaded by BL2 (and validated by BL31) to DRAM offset 0, + * it is allowed to load/copy images to 'NULL' pointers + */ +#if defined(IMAGE_BL2) || defined(IMAGE_BL31) +#define PLAT_ALLOW_ZERO_ADDR_COPY +#endif + +#define PLAT_MARVELL_ATF_BASE 0x4000000 +#define PLAT_MARVELL_ATF_LOAD_ADDR \ + (PLAT_MARVELL_ATF_BASE + 0x100000) + +#define PLAT_MARVELL_FIP_BASE \ + (PLAT_MARVELL_ATF_LOAD_ADDR + 0x20000) +#define PLAT_MARVELL_FIP_MAX_SIZE 0x4000000 + +#define PLAT_MARVELL_CLUSTER_CORE_COUNT U(2) +/* DRAM[2MB..66MB] is used as Trusted ROM */ +#define PLAT_MARVELL_TRUSTED_ROM_BASE PLAT_MARVELL_ATF_LOAD_ADDR +/* 4 MB for FIP image */ +#define PLAT_MARVELL_TRUSTED_ROM_SIZE 0x00400000 +/* Reserve 12M for SCP (Secure PayLoad) Trusted RAM + * OP-TEE SHMEM follows this region + */ +#define PLAT_MARVELL_TRUSTED_RAM_BASE 0x04400000 +#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x00C00000 /* 12 MB DRAM */ + +/* + * PLAT_ARM_MAX_BL1_RW_SIZE is calculated using the current BL1 RW debug size + * plus a little space for growth. + */ +#define PLAT_MARVELL_MAX_BL1_RW_SIZE 0xA000 + +/* + * PLAT_ARM_MAX_BL2_SIZE is calculated using the current BL2 debug size plus a + * little space for growth. + */ +#define PLAT_MARVELL_MAX_BL2_SIZE 0xF000 + +/* + * PLAT_ARM_MAX_BL31_SIZE is calculated using the current BL31 debug size plus a + * little space for growth. + */ +#define PLAT_MARVEL_MAX_BL31_SIZE 0x5D000 + +#define PLAT_MARVELL_CPU_ENTRY_ADDR BL1_RO_BASE + +/* GIC related definitions */ +#define PLAT_MARVELL_GICD_BASE (MVEBU_REGS_BASE + MVEBU_GICD_BASE) +#define PLAT_MARVELL_GICR_BASE (MVEBU_REGS_BASE + MVEBU_GICR_BASE) +#define PLAT_MARVELL_GICC_BASE (MVEBU_REGS_BASE + MVEBU_GICC_BASE) + +#define PLAT_MARVELL_G0_IRQ_PROPS(grp) \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL) + +#define PLAT_MARVELL_G1S_IRQ_PROPS(grp) \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_PHY_TIMER, \ + GIC_HIGHEST_SEC_PRIORITY, grp, GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL) + + +#define PLAT_MARVELL_SHARED_RAM_CACHED 1 + +/* CCI related constants */ +#define PLAT_MARVELL_CCI_BASE MVEBU_CCI_BASE +#define PLAT_MARVELL_CCI_CLUSTER0_SL_IFACE_IX 3 +#define PLAT_MARVELL_CCI_CLUSTER1_SL_IFACE_IX 4 + +/* + * Load address of BL3-3 for this platform port + */ +#define PLAT_MARVELL_NS_IMAGE_OFFSET 0x0 + +/* System Reference Clock*/ +#define PLAT_REF_CLK_IN_HZ COUNTER_FREQUENCY + +/* + * PL011 related constants + */ +#define PLAT_MARVELL_UART_BASE (MVEBU_REGS_BASE + 0x12000) + +/* Required platform porting definitions */ +#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1 + +/* System timer related constants */ +#define PLAT_MARVELL_NSTIMER_FRAME_ID 1 + +/* Mailbox base address */ +#define PLAT_MARVELL_MAILBOX_BASE (MARVELL_SHARED_RAM_BASE + 0x400) +#define PLAT_MARVELL_MAILBOX_SIZE 0x100 +#define PLAT_MARVELL_MAILBOX_MAGIC_NUM 0x6D72766C /* mrvl */ + +/* DRAM CS memory map registers related constants */ +#define MVEBU_CS_MMAP_LOW(cs_num) \ + (MVEBU_CS_MMAP_REG_BASE + (cs_num) * 0x8) +#define MVEBU_CS_MMAP_ENABLE 0x1 +#define MVEBU_CS_MMAP_AREA_LEN_OFFS 16 +#define MVEBU_CS_MMAP_AREA_LEN_MASK \ + (0x1f << MVEBU_CS_MMAP_AREA_LEN_OFFS) +#define MVEBU_CS_MMAP_START_ADDR_LOW_OFFS 23 +#define MVEBU_CS_MMAP_START_ADDR_LOW_MASK \ + (0x1ff << MVEBU_CS_MMAP_START_ADDR_LOW_OFFS) + +#define MVEBU_CS_MMAP_HIGH(cs_num) \ + (MVEBU_CS_MMAP_REG_BASE + 0x4 + (cs_num) * 0x8) + +/* DRAM max CS number */ +#define MVEBU_MAX_CS_MMAP_NUM (2) + +/* CPU decoder window related constants */ +#define CPU_DEC_WIN_CTRL_REG(win_num) \ + (MVEBU_CPU_DEC_WIN_REG_BASE + (win_num) * 0x10) +#define CPU_DEC_CR_WIN_ENABLE 0x1 +#define CPU_DEC_CR_WIN_TARGET_OFFS 4 +#define CPU_DEC_CR_WIN_TARGET_MASK \ + (0xf << CPU_DEC_CR_WIN_TARGET_OFFS) + +#define CPU_DEC_WIN_SIZE_REG(win_num) \ + (MVEBU_CPU_DEC_WIN_REG_BASE + 0x4 + (win_num) * 0x10) +#define CPU_DEC_CR_WIN_SIZE_OFFS 0 +#define CPU_DEC_CR_WIN_SIZE_MASK \ + (0xffff << CPU_DEC_CR_WIN_SIZE_OFFS) +#define CPU_DEC_CR_WIN_SIZE_ALIGNMENT 0x10000 + +#define CPU_DEC_WIN_BASE_REG(win_num) \ + (MVEBU_CPU_DEC_WIN_REG_BASE + 0x8 + (win_num) * 0x10) +#define CPU_DEC_BR_BASE_OFFS 0 +#define CPU_DEC_BR_BASE_MASK \ + (0xffff << CPU_DEC_BR_BASE_OFFS) + +#define CPU_DEC_REMAP_LOW_REG(win_num) \ + (MVEBU_CPU_DEC_WIN_REG_BASE + 0xC + (win_num) * 0x10) +#define CPU_DEC_RLR_REMAP_LOW_OFFS 0 +#define CPU_DEC_RLR_REMAP_LOW_MASK \ + (0xffff << CPU_DEC_BR_BASE_OFFS) + +#define CPU_DEC_CCI_BASE_REG (MVEBU_CPU_DEC_WIN_REG_BASE + 0xe0) + +/* Securities */ +#define IRQ_SEC_OS_TICK_INT MARVELL_IRQ_SEC_PHY_TIMER + +#endif /* PLATFORM_DEF_H */ diff --git a/plat/marvell/armada/a3k/common/io_addr_dec.c b/plat/marvell/armada/a3k/common/io_addr_dec.c new file mode 100644 index 0000000..fea7f81 --- /dev/null +++ b/plat/marvell/armada/a3k/common/io_addr_dec.c @@ -0,0 +1,175 @@ +/* + * Copyright (C) 2016 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <lib/mmio.h> + +#include <io_addr_dec.h> +#include <plat_marvell.h> + +#define MVEBU_DEC_WIN_CTRL_REG(base, win, off) (MVEBU_REGS_BASE + (base) + \ + (win) * (off)) +#define MVEBU_DEC_WIN_BASE_REG(base, win, off) (MVEBU_REGS_BASE + (base) + \ + (win) * (off) + 0x4) +#define MVEBU_DEC_WIN_REMAP_REG(base, win, off) (MVEBU_REGS_BASE + (base) + \ + (win) * (off) + 0x8) + +#define MVEBU_DEC_WIN_CTRL_SIZE_OFF (16) +#define MVEBU_DEC_WIN_ENABLE (0x1) +#define MVEBU_DEC_WIN_CTRL_ATTR_OFF (8) +#define MVEBU_DEC_WIN_CTRL_TARGET_OFF (4) +#define MVEBU_DEC_WIN_CTRL_EN_OFF (0) +#define MVEBU_DEC_WIN_BASE_OFF (16) + +#define MVEBU_WIN_BASE_SIZE_ALIGNMENT (0x10000) + +/* There are up to 14 IO unit which need address decode in Armada-3700 */ +#define IO_UNIT_NUM_MAX (14) + +#define MVEBU_MAX_ADDRSS_4GB (0x100000000ULL) + + +static void set_io_addr_dec_win(int win_id, uintptr_t base_addr, + uintptr_t win_size, + struct dec_win_config *dec_win) +{ + uint32_t ctrl = 0; + uint32_t base = 0; + + /* set size */ + ctrl = ((win_size / MVEBU_WIN_BASE_SIZE_ALIGNMENT) - 1) << + MVEBU_DEC_WIN_CTRL_SIZE_OFF; + /* set attr according to IO decode window */ + ctrl |= dec_win->win_attr << MVEBU_DEC_WIN_CTRL_ATTR_OFF; + /* set target */ + ctrl |= DRAM_CPU_DEC_TARGET_NUM << MVEBU_DEC_WIN_CTRL_TARGET_OFF; + /* set base */ + base = (base_addr / MVEBU_WIN_BASE_SIZE_ALIGNMENT) << + MVEBU_DEC_WIN_BASE_OFF; + + /* set base address*/ + mmio_write_32(MVEBU_DEC_WIN_BASE_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset), + base); + /* set remap window, some unit does not have remap window */ + if (win_id < dec_win->max_remap) + mmio_write_32(MVEBU_DEC_WIN_REMAP_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset), base); + /* set control register */ + mmio_write_32(MVEBU_DEC_WIN_CTRL_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset), ctrl); + /* enable the address decode window at last to make it effective */ + ctrl |= MVEBU_DEC_WIN_ENABLE << MVEBU_DEC_WIN_CTRL_EN_OFF; + mmio_write_32(MVEBU_DEC_WIN_CTRL_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset), ctrl); + + INFO("set_io_addr_dec %d result: ctrl(0x%x) base(0x%x) remap(0x%x)\n", + win_id, mmio_read_32(MVEBU_DEC_WIN_CTRL_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset)), + mmio_read_32(MVEBU_DEC_WIN_BASE_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset)), + (win_id < dec_win->max_remap) ? + mmio_read_32(MVEBU_DEC_WIN_REMAP_REG(dec_win->dec_reg_base, + win_id, dec_win->win_offset)) : 0); +} + +/* Set io decode window */ +static int set_io_addr_dec(struct dram_win_map *win_map, + struct dec_win_config *dec_win) +{ + struct dram_win *win; + int id; + + /* disable all windows first */ + for (id = 0; id < dec_win->max_dram_win; id++) + mmio_write_32(MVEBU_DEC_WIN_CTRL_REG(dec_win->dec_reg_base, id, + dec_win->win_offset), 0); + + /* configure IO decode windows for DRAM, inheritate DRAM size, + * base and target from CPU-DRAM decode window and others + * from hard coded IO decode window settings array. + */ + if (win_map->dram_win_num > dec_win->max_dram_win) { + /* + * If cpu dram windows number exceeds the io decode windows + * max number, then fill the first io decode window + * with base(0) and size(4GB). + */ + set_io_addr_dec_win(0, 0, MVEBU_MAX_ADDRSS_4GB, dec_win); + + return 0; + } + + for (id = 0; id < win_map->dram_win_num; id++, win++) { + win = &win_map->dram_windows[id]; + set_io_addr_dec_win(id, win->base_addr, win->win_size, dec_win); + } + + return 0; +} + +/* + * init_io_addr_dec + * + * This function initializes io address decoder windows by + * cpu dram window mapping information + * + * @input: N/A + * - dram_wins_map: cpu dram windows mapping + * - io_dec_config: io address decoder windows configuration + * - io_unit_num: io address decoder unit number + * @output: N/A + * + * @return: 0 on success and others on failure + */ +int init_io_addr_dec(struct dram_win_map *dram_wins_map, + struct dec_win_config *io_dec_config, uint32_t io_unit_num) +{ + int32_t index; + struct dec_win_config *io_dec_win; + int32_t ret; + + INFO("Initializing IO address decode windows\n"); + + if (io_dec_config == NULL || io_unit_num == 0) { + ERROR("No IO address decoder windows configurations!\n"); + return -1; + } + + if (io_unit_num > IO_UNIT_NUM_MAX) { + ERROR("IO address decoder windows number %d is over max %d\n", + io_unit_num, IO_UNIT_NUM_MAX); + return -1; + } + + if (dram_wins_map == NULL) { + ERROR("No cpu dram decoder windows map!\n"); + return -1; + } + + for (index = 0; index < dram_wins_map->dram_win_num; index++) + INFO("DRAM mapping %d base(0x%lx) size(0x%lx)\n", + index, dram_wins_map->dram_windows[index].base_addr, + dram_wins_map->dram_windows[index].win_size); + + /* Set address decode window for each IO */ + for (index = 0; index < io_unit_num; index++) { + io_dec_win = io_dec_config + index; + ret = set_io_addr_dec(dram_wins_map, io_dec_win); + if (ret) { + ERROR("Failed to set IO address decode\n"); + return -1; + } + INFO("Set IO decode window successfully, base(0x%x)" + " win_attr(%x) max_dram_win(%d) max_remap(%d)" + " win_offset(%d)\n", io_dec_win->dec_reg_base, + io_dec_win->win_attr, io_dec_win->max_dram_win, + io_dec_win->max_remap, io_dec_win->win_offset); + } + + return 0; +} diff --git a/plat/marvell/armada/a3k/common/marvell_plat_config.c b/plat/marvell/armada/a3k/common/marvell_plat_config.c new file mode 100644 index 0000000..3bf3d96 --- /dev/null +++ b/plat/marvell/armada/a3k/common/marvell_plat_config.c @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/bl_common.h> + +#include <io_addr_dec.h> +#include <mvebu_def.h> + +struct dec_win_config io_dec_win_conf[] = { + /* dec_reg_base win_attr max_dram_win max_remap win_offset */ + {0xc000, 0x3d, 2, 0, 0x08}, /* USB */ + {0xc100, 0x3d, 3, 0, 0x10}, /* USB3 */ + {0xc200, 0x3d, 2, 0, 0x10}, /* DMA */ + {0xc300, 0x3d, 2, 0, 0x10}, /* NETA0 */ + {0xc400, 0x3d, 2, 0, 0x10}, /* NETA1 */ + {0xc500, 0x3d, 2, 0, 0x10}, /* PCIe */ + {0xc800, 0x3d, 3, 0, 0x10}, /* SATA */ + {0xca00, 0x3d, 3, 0, 0x08}, /* SD */ + {0xcb00, 0x3d, 3, 0, 0x10}, /* eMMC */ + {0xce00, 0x3d, 2, 0, 0x08}, /* EIP97 */ +}; + +int marvell_get_io_dec_win_conf(struct dec_win_config **win, uint32_t *size) +{ + *win = io_dec_win_conf; + *size = sizeof(io_dec_win_conf)/sizeof(struct dec_win_config); + + return 0; +} + diff --git a/plat/marvell/armada/a3k/common/plat_cci.c b/plat/marvell/armada/a3k/common/plat_cci.c new file mode 100644 index 0000000..56f091f --- /dev/null +++ b/plat/marvell/armada/a3k/common/plat_cci.c @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2021 Marek Behun <marek.behun@nic.cz> + * + * Based on plat/marvell/armada/common/marvell_cci.c + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <drivers/arm/cci.h> +#include <lib/mmio.h> + +#include <plat_marvell.h> + +static const int cci_map[] = { + PLAT_MARVELL_CCI_CLUSTER0_SL_IFACE_IX, + PLAT_MARVELL_CCI_CLUSTER1_SL_IFACE_IX +}; + +/* + * This redefines the weak definition in + * plat/marvell/armada/common/marvell_cci.c + */ +void plat_marvell_interconnect_init(void) +{ + /* + * To better utilize the address space, we remap CCI base address from + * the default (0xD8000000) to MVEBU_CCI_BASE. + * This has to be done here, rather than in cpu_wins_init(), because + * cpu_wins_init() is called later. + */ + mmio_write_32(CPU_DEC_CCI_BASE_REG, MVEBU_CCI_BASE >> 20); + + cci_init(PLAT_MARVELL_CCI_BASE, cci_map, ARRAY_SIZE(cci_map)); +} diff --git a/plat/marvell/armada/a3k/common/plat_pm.c b/plat/marvell/armada/a3k/common/plat_pm.c new file mode 100644 index 0000000..e2d15ab --- /dev/null +++ b/plat/marvell/armada/a3k/common/plat_pm.c @@ -0,0 +1,822 @@ +/* + * Copyright (C) 2018-2020 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#ifdef USE_CCI +#include <drivers/arm/cci.h> +#endif +#include <lib/psci/psci.h> +#include <lib/mmio.h> +#include <plat/common/platform.h> + +#include <a3700_pm.h> +#include <arch_helpers.h> +#include <armada_common.h> +#include <dram_win.h> +#include <io_addr_dec.h> +#include <mvebu.h> +#include <mvebu_def.h> +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +/* Warm reset register */ +#define MVEBU_WARM_RESET_REG (MVEBU_NB_REGS_BASE + 0x840) +#define MVEBU_WARM_RESET_MAGIC 0x1D1E + +/* North Bridge GPIO1 SEL register */ +#define MVEBU_NB_GPIO1_SEL_REG (MVEBU_NB_REGS_BASE + 0x830) + #define MVEBU_NB_GPIO1_UART1_SEL BIT(19) + #define MVEBU_NB_GPIO1_GPIO_25_26_EN BIT(17) + #define MVEBU_NB_GPIO1_GPIO_19_EN BIT(14) + #define MVEBU_NB_GPIO1_GPIO_18_EN BIT(13) + +/* CPU 1 reset register */ +#define MVEBU_CPU_1_RESET_VECTOR (MVEBU_REGS_BASE + 0x14044) +#define MVEBU_CPU_1_RESET_REG (MVEBU_REGS_BASE + 0xD00C) +#define MVEBU_CPU_1_RESET_BIT 31 + +/* IRQ register */ +#define MVEBU_NB_IRQ_STATUS_1_REG (MVEBU_NB_SB_IRQ_REG_BASE) +#define MVEBU_NB_IRQ_STATUS_2_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0x10) +#define MVEBU_NB_IRQ_MASK_2_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0x18) +#define MVEBU_SB_IRQ_STATUS_1_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0x40) +#define MVEBU_SB_IRQ_STATUS_2_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0x50) +#define MVEBU_NB_GPIO_IRQ_MASK_1_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0xC8) +#define MVEBU_NB_GPIO_IRQ_MASK_2_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0xD8) +#define MVEBU_SB_GPIO_IRQ_MASK_REG (MVEBU_NB_SB_IRQ_REG_BASE + \ + 0xE8) +#define MVEBU_NB_GPIO_IRQ_EN_LOW_REG (MVEBU_NB_GPIO_IRQ_REG_BASE) +#define MVEBU_NB_GPIO_IRQ_EN_HIGH_REG (MVEBU_NB_GPIO_IRQ_REG_BASE + \ + 0x04) +#define MVEBU_NB_GPIO_IRQ_STATUS_LOW_REG (MVEBU_NB_GPIO_IRQ_REG_BASE + \ + 0x10) +#define MVEBU_NB_GPIO_IRQ_STATUS_HIGH_REG (MVEBU_NB_GPIO_IRQ_REG_BASE + \ + 0x14) +#define MVEBU_NB_GPIO_IRQ_WK_LOW_REG (MVEBU_NB_GPIO_IRQ_REG_BASE + \ + 0x18) +#define MVEBU_NB_GPIO_IRQ_WK_HIGH_REG (MVEBU_NB_GPIO_IRQ_REG_BASE + \ + 0x1C) +#define MVEBU_SB_GPIO_IRQ_EN_REG (MVEBU_SB_GPIO_IRQ_REG_BASE) +#define MVEBU_SB_GPIO_IRQ_STATUS_REG (MVEBU_SB_GPIO_IRQ_REG_BASE + \ + 0x10) +#define MVEBU_SB_GPIO_IRQ_WK_REG (MVEBU_SB_GPIO_IRQ_REG_BASE + \ + 0x18) + +/* PMU registers */ +#define MVEBU_PM_NB_PWR_CTRL_REG (MVEBU_PMSU_REG_BASE) + #define MVEBU_PM_PWR_DN_CNT_SEL BIT(28) + #define MVEBU_PM_SB_PWR_DWN BIT(4) + #define MVEBU_PM_INTERFACE_IDLE BIT(0) +#define MVEBU_PM_NB_CPU_PWR_CTRL_REG (MVEBU_PMSU_REG_BASE + 0x4) + #define MVEBU_PM_L2_FLUSH_EN BIT(22) +#define MVEBU_PM_NB_PWR_OPTION_REG (MVEBU_PMSU_REG_BASE + 0x8) + #define MVEBU_PM_DDR_SR_EN BIT(29) + #define MVEBU_PM_DDR_CLK_DIS_EN BIT(28) + #define MVEBU_PM_WARM_RESET_EN BIT(27) + #define MVEBU_PM_DDRPHY_PWRDWN_EN BIT(23) + #define MVEBU_PM_DDRPHY_PAD_PWRDWN_EN BIT(22) + #define MVEBU_PM_OSC_OFF_EN BIT(21) + #define MVEBU_PM_TBG_OFF_EN BIT(20) + #define MVEBU_PM_CPU_VDDV_OFF_EN BIT(19) + #define MVEBU_PM_AVS_DISABLE_MODE BIT(14) + #define MVEBU_PM_AVS_VDD2_MODE BIT(13) + #define MVEBU_PM_AVS_HOLD_MODE BIT(12) + #define MVEBU_PM_L2_SRAM_LKG_PD_EN BIT(8) + #define MVEBU_PM_EIP_SRAM_LKG_PD_EN BIT(7) + #define MVEBU_PM_DDRMC_SRAM_LKG_PD_EN BIT(6) + #define MVEBU_PM_MCI_SRAM_LKG_PD_EN BIT(5) + #define MVEBU_PM_MMC_SRAM_LKG_PD_EN BIT(4) + #define MVEBU_PM_SATA_SRAM_LKG_PD_EN BIT(3) + #define MVEBU_PM_DMA_SRAM_LKG_PD_EN BIT(2) + #define MVEBU_PM_SEC_SRAM_LKG_PD_EN BIT(1) + #define MVEBU_PM_CPU_SRAM_LKG_PD_EN BIT(0) + #define MVEBU_PM_NB_SRAM_LKG_PD_EN (MVEBU_PM_L2_SRAM_LKG_PD_EN |\ + MVEBU_PM_EIP_SRAM_LKG_PD_EN | MVEBU_PM_DDRMC_SRAM_LKG_PD_EN |\ + MVEBU_PM_MCI_SRAM_LKG_PD_EN | MVEBU_PM_MMC_SRAM_LKG_PD_EN |\ + MVEBU_PM_SATA_SRAM_LKG_PD_EN | MVEBU_PM_DMA_SRAM_LKG_PD_EN |\ + MVEBU_PM_SEC_SRAM_LKG_PD_EN | MVEBU_PM_CPU_SRAM_LKG_PD_EN) +#define MVEBU_PM_NB_PWR_DEBUG_REG (MVEBU_PMSU_REG_BASE + 0xC) + #define MVEBU_PM_NB_FORCE_CLK_ON BIT(30) + #define MVEBU_PM_IGNORE_CM3_SLEEP BIT(21) + #define MVEBU_PM_IGNORE_CM3_DEEP BIT(20) +#define MVEBU_PM_NB_WAKE_UP_EN_REG (MVEBU_PMSU_REG_BASE + 0x2C) + #define MVEBU_PM_SB_WKP_NB_EN BIT(31) + #define MVEBU_PM_NB_GPIO_WKP_EN BIT(27) + #define MVEBU_PM_SOC_TIMER_WKP_EN BIT(26) + #define MVEBU_PM_UART_WKP_EN BIT(25) + #define MVEBU_PM_UART2_WKP_EN BIT(19) + #define MVEBU_PM_CPU_TIMER_WKP_EN BIT(17) + #define MVEBU_PM_NB_WKP_EN BIT(16) + #define MVEBU_PM_CORE1_FIQ_IRQ_WKP_EN BIT(13) + #define MVEBU_PM_CORE0_FIQ_IRQ_WKP_EN BIT(12) +#define MVEBU_PM_CPU_0_PWR_CTRL_REG (MVEBU_PMSU_REG_BASE + 0x34) +#define MVEBU_PM_CPU_1_PWR_CTRL_REG (MVEBU_PMSU_REG_BASE + 0x38) + #define MVEBU_PM_CORE_SOC_PD BIT(2) + #define MVEBU_PM_CORE_PROC_PD BIT(1) + #define MVEBU_PM_CORE_PD BIT(0) +#define MVEBU_PM_CORE_1_RETURN_ADDR_REG (MVEBU_PMSU_REG_BASE + 0x44) +#define MVEBU_PM_CPU_VDD_OFF_INFO_1_REG (MVEBU_PMSU_REG_BASE + 0x48) +#define MVEBU_PM_CPU_VDD_OFF_INFO_2_REG (MVEBU_PMSU_REG_BASE + 0x4C) + #define MVEBU_PM_LOW_POWER_STATE BIT(0) +#define MVEBU_PM_CPU_WAKE_UP_CONF_REG (MVEBU_PMSU_REG_BASE + 0x54) + #define MVEBU_PM_CORE1_WAKEUP BIT(13) + #define MVEBU_PM_CORE0_WAKEUP BIT(12) +#define MVEBU_PM_WAIT_DDR_RDY_VALUE (0x15) +#define MVEBU_PM_SB_CPU_PWR_CTRL_REG (MVEBU_SB_WAKEUP_REG_BASE) + #define MVEBU_PM_SB_PM_START BIT(0) +#define MVEBU_PM_SB_PWR_OPTION_REG (MVEBU_SB_WAKEUP_REG_BASE + 0x4) + #define MVEBU_PM_SDIO_PHY_PDWN_EN BIT(17) + #define MVEBU_PM_SB_VDDV_OFF_EN BIT(16) + #define MVEBU_PM_EBM_SRAM_LKG_PD_EN BIT(11) + #define MVEBU_PM_PCIE_SRAM_LKG_PD_EN BIT(10) + #define MVEBU_PM_GBE1_TX_SRAM_LKG_PD_EN BIT(9) + #define MVEBU_PM_GBE1_RX_SRAM_LKG_PD_EN BIT(8) + #define MVEBU_PM_GBE1_MIB_SRAM_LKG_PD_EN BIT(7) + #define MVEBU_PM_GBE0_TX_SRAM_LKG_PD_EN BIT(6) + #define MVEBU_PM_GBE0_RX_SRAM_LKG_PD_EN BIT(5) + #define MVEBU_PM_GBE0_MIB_SRAM_LKG_PD_EN BIT(4) + #define MVEBU_PM_SDIO_SRAM_LKG_PD_EN BIT(3) + #define MVEBU_PM_USB2_SRAM_LKG_PD_EN BIT(2) + #define MVEBU_PM_USB3_H_SRAM_LKG_PD_EN BIT(1) + #define MVEBU_PM_SB_SRAM_LKG_PD_EN (MVEBU_PM_EBM_SRAM_LKG_PD_EN |\ + MVEBU_PM_PCIE_SRAM_LKG_PD_EN | MVEBU_PM_GBE1_TX_SRAM_LKG_PD_EN |\ + MVEBU_PM_GBE1_RX_SRAM_LKG_PD_EN | MVEBU_PM_GBE1_MIB_SRAM_LKG_PD_EN |\ + MVEBU_PM_GBE0_TX_SRAM_LKG_PD_EN | MVEBU_PM_GBE0_RX_SRAM_LKG_PD_EN |\ + MVEBU_PM_GBE0_MIB_SRAM_LKG_PD_EN | MVEBU_PM_SDIO_SRAM_LKG_PD_EN |\ + MVEBU_PM_USB2_SRAM_LKG_PD_EN | MVEBU_PM_USB3_H_SRAM_LKG_PD_EN) +#define MVEBU_PM_SB_WK_EN_REG (MVEBU_SB_WAKEUP_REG_BASE + 0x10) + #define MVEBU_PM_SB_GPIO_WKP_EN BIT(24) + #define MVEBU_PM_SB_WKP_EN BIT(20) + +/* DRAM registers */ +#define MVEBU_DRAM_STATS_CH0_REG (MVEBU_DRAM_REG_BASE + 0x4) + #define MVEBU_DRAM_WCP_EMPTY BIT(19) +#define MVEBU_DRAM_CMD_0_REG (MVEBU_DRAM_REG_BASE + 0x20) + #define MVEBU_DRAM_CH0_CMD0 BIT(28) + #define MVEBU_DRAM_CS_CMD0 BIT(24) + #define MVEBU_DRAM_WCB_DRAIN_REQ BIT(1) +#define MVEBU_DRAM_PWR_CTRL_REG (MVEBU_DRAM_REG_BASE + 0x54) + #define MVEBU_DRAM_PHY_CLK_GATING_EN BIT(1) + #define MVEBU_DRAM_PHY_AUTO_AC_OFF_EN BIT(0) + +/* AVS registers */ +#define MVEBU_AVS_CTRL_2_REG (MVEBU_AVS_REG_BASE + 0x8) + #define MVEBU_LOW_VDD_MODE_EN BIT(6) + +/* Clock registers */ +#define MVEBU_NB_CLOCK_SEL_REG (MVEBU_NB_REGS_BASE + 0x10) + #define MVEBU_A53_CPU_CLK_SEL BIT(15) + +/* North Bridge Step-Down Registers */ +#define MVEBU_NB_STEP_DOWN_INT_EN_REG MVEBU_NB_STEP_DOWN_REG_BASE + #define MVEBU_NB_GPIO_INT_WAKE_WCPU_CLK BIT(8) + +#define MVEBU_NB_GPIO_18 18 +#define MVEBU_NB_GPIO_19 19 +#define MVEBU_NB_GPIO_25 25 +#define MVEBU_NB_GPIO_26 26 + +typedef int (*wake_up_src_func)(union pm_wake_up_src_data *); + +struct wake_up_src_func_map { + enum pm_wake_up_src_type type; + wake_up_src_func func; +}; + +void marvell_psci_arch_init(int die_index) +{ +} + +static void a3700_pm_ack_irq(void) +{ + uint32_t reg; + + reg = mmio_read_32(MVEBU_NB_IRQ_STATUS_1_REG); + if (reg) + mmio_write_32(MVEBU_NB_IRQ_STATUS_1_REG, reg); + + reg = mmio_read_32(MVEBU_NB_IRQ_STATUS_2_REG); + if (reg) + mmio_write_32(MVEBU_NB_IRQ_STATUS_2_REG, reg); + + reg = mmio_read_32(MVEBU_SB_IRQ_STATUS_1_REG); + if (reg) + mmio_write_32(MVEBU_SB_IRQ_STATUS_1_REG, reg); + + reg = mmio_read_32(MVEBU_SB_IRQ_STATUS_2_REG); + if (reg) + mmio_write_32(MVEBU_SB_IRQ_STATUS_2_REG, reg); + + reg = mmio_read_32(MVEBU_NB_GPIO_IRQ_STATUS_LOW_REG); + if (reg) + mmio_write_32(MVEBU_NB_GPIO_IRQ_STATUS_LOW_REG, reg); + + reg = mmio_read_32(MVEBU_NB_GPIO_IRQ_STATUS_HIGH_REG); + if (reg) + mmio_write_32(MVEBU_NB_GPIO_IRQ_STATUS_HIGH_REG, reg); + + reg = mmio_read_32(MVEBU_SB_GPIO_IRQ_STATUS_REG); + if (reg) + mmio_write_32(MVEBU_SB_GPIO_IRQ_STATUS_REG, reg); +} + +/***************************************************************************** + * A3700 handler called to check the validity of the power state + * parameter. + ***************************************************************************** + */ +int a3700_validate_power_state(unsigned int power_state, + psci_power_state_t *req_state) +{ + ERROR("%s needs to be implemented\n", __func__); + panic(); +} + +/***************************************************************************** + * A3700 handler called when a CPU is about to enter standby. + ***************************************************************************** + */ +void a3700_cpu_standby(plat_local_state_t cpu_state) +{ + ERROR("%s needs to be implemented\n", __func__); + panic(); +} + +/***************************************************************************** + * A3700 handler called when a power domain is about to be turned on. The + * mpidr determines the CPU to be turned on. + ***************************************************************************** + */ +int a3700_pwr_domain_on(u_register_t mpidr) +{ + /* Set barrier */ + dsbsy(); + + /* Set the cpu start address to BL1 entry point */ + mmio_write_32(MVEBU_CPU_1_RESET_VECTOR, + PLAT_MARVELL_CPU_ENTRY_ADDR >> 2); + + /* Get the cpu out of reset */ + mmio_clrbits_32(MVEBU_CPU_1_RESET_REG, BIT(MVEBU_CPU_1_RESET_BIT)); + mmio_setbits_32(MVEBU_CPU_1_RESET_REG, BIT(MVEBU_CPU_1_RESET_BIT)); + + return 0; +} + +/***************************************************************************** + * A3700 handler called to validate the entry point. + ***************************************************************************** + */ +int a3700_validate_ns_entrypoint(uintptr_t entrypoint) +{ + return PSCI_E_SUCCESS; +} + +/***************************************************************************** + * A3700 handler called when a power domain is about to be turned off. The + * target_state encodes the power state that each level should transition to. + ***************************************************************************** + */ +void a3700_pwr_domain_off(const psci_power_state_t *target_state) +{ + /* Prevent interrupts from spuriously waking up this cpu */ + plat_marvell_gic_cpuif_disable(); + + /* Core can not be powered down with pending IRQ, + * acknowledge all the pending IRQ + */ + a3700_pm_ack_irq(); +} + +static void a3700_set_gen_pwr_off_option(void) +{ + /* Enable L2 flush -> processor state-machine option */ + mmio_setbits_32(MVEBU_PM_NB_CPU_PWR_CTRL_REG, MVEBU_PM_L2_FLUSH_EN); + + /* + * North bridge cannot be VDD off (always ON). + * The NB state machine support low power mode by its state machine. + * This bit MUST be set for north bridge power down, e.g., + * OSC input cutoff(NOT TEST), SRAM power down, PMIC, etc. + * It is not related to CPU VDD OFF!! + */ + mmio_clrbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_CPU_VDDV_OFF_EN); + + /* + * MUST: Switch CPU/AXI clock to OSC + * NB state machine clock is always connected to OSC (slow clock). + * But Core0/1/processor state machine's clock are connected to AXI + * clock. Now, AXI clock takes the TBG as clock source. + * If using AXI clock, Core0/1/processor state machine may much faster + * than NB state machine. It will cause problem in this case if cores + * are released before north bridge gets ready. + */ + mmio_clrbits_32(MVEBU_NB_CLOCK_SEL_REG, MVEBU_A53_CPU_CLK_SEL); + + /* + * These register bits will trigger north bridge + * power-down state machine regardless CM3 status. + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_DEBUG_REG, MVEBU_PM_IGNORE_CM3_SLEEP); + mmio_setbits_32(MVEBU_PM_NB_PWR_DEBUG_REG, MVEBU_PM_IGNORE_CM3_DEEP); + + /* + * SRAM => controlled by north bridge state machine. + * Core VDD OFF is not related to CPU SRAM power down. + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_NB_SRAM_LKG_PD_EN); + + /* + * Idle AXI interface in order to get L2_WFI + * L2 WFI is only asserted after CORE-0 and CORE-1 WFI asserted. + * (only both core-0/1in WFI, L2 WFI will be issued by CORE.) + * Once L2 WFI asserted, this bit is used for signalling assertion + * to AXI IO masters. + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_CTRL_REG, MVEBU_PM_INTERFACE_IDLE); + + /* Enable core0 and core1 VDD_OFF */ + mmio_setbits_32(MVEBU_PM_CPU_0_PWR_CTRL_REG, MVEBU_PM_CORE_PD); + mmio_setbits_32(MVEBU_PM_CPU_1_PWR_CTRL_REG, MVEBU_PM_CORE_PD); + + /* Enable North bridge power down - + * Both Cores MUST enable this bit to power down north bridge! + */ + mmio_setbits_32(MVEBU_PM_CPU_0_PWR_CTRL_REG, MVEBU_PM_CORE_SOC_PD); + mmio_setbits_32(MVEBU_PM_CPU_1_PWR_CTRL_REG, MVEBU_PM_CORE_SOC_PD); + + /* CA53 (processor domain) power down */ + mmio_setbits_32(MVEBU_PM_CPU_0_PWR_CTRL_REG, MVEBU_PM_CORE_PROC_PD); + mmio_setbits_32(MVEBU_PM_CPU_1_PWR_CTRL_REG, MVEBU_PM_CORE_PROC_PD); +} + +static void a3700_en_ddr_self_refresh(void) +{ + /* + * Both count is 16 bits and configurable. By default, osc stb cnt + * is 0xFFF for lower 12 bits. + * Thus, powerdown count is smaller than osc count. + * This count is used for exiting DDR SR mode on wakeup event. + * The powerdown count also has impact on the following + * state changes: idle -> count-down -> ... (power-down, vdd off, etc) + * Here, make stable counter shorter + * Use power down count value instead of osc_stb_cnt to speed up + * DDR self refresh exit + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_CTRL_REG, MVEBU_PM_PWR_DN_CNT_SEL); + + /* + * Enable DDR SR mode => controlled by north bridge state machine + * Therefore, we must powerdown north bridge to trigger the DDR SR + * mode switching. + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_DDR_SR_EN); + /* Disable DDR clock, otherwise DDR will not enter into SR mode. */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_DDR_CLK_DIS_EN); + /* Power down DDR PHY (PAD) */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_DDRPHY_PWRDWN_EN); + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, + MVEBU_PM_DDRPHY_PAD_PWRDWN_EN); + + /* Set wait time for DDR ready in ROM code */ + mmio_write_32(MVEBU_PM_CPU_VDD_OFF_INFO_1_REG, + MVEBU_PM_WAIT_DDR_RDY_VALUE); + + /* DDR flush write buffer - mandatory */ + mmio_write_32(MVEBU_DRAM_CMD_0_REG, MVEBU_DRAM_CH0_CMD0 | + MVEBU_DRAM_CS_CMD0 | MVEBU_DRAM_WCB_DRAIN_REQ); + while ((mmio_read_32(MVEBU_DRAM_STATS_CH0_REG) & + MVEBU_DRAM_WCP_EMPTY) != MVEBU_DRAM_WCP_EMPTY) + ; + + /* Trigger PHY reset after ddr out of self refresh => + * supply reset pulse for DDR phy after wake up + */ + mmio_setbits_32(MVEBU_DRAM_PWR_CTRL_REG, MVEBU_DRAM_PHY_CLK_GATING_EN | + MVEBU_DRAM_PHY_AUTO_AC_OFF_EN); +} + +static void a3700_pwr_dn_avs(void) +{ + /* + * AVS power down - controlled by north bridge statemachine + * Enable AVS power down by clear the AVS disable bit. + */ + mmio_clrbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_AVS_DISABLE_MODE); + /* + * Should set BIT[12:13] to powerdown AVS. + * 1. Enable AVS VDD2 mode + * 2. After power down AVS, we must hold AVS output voltage. + * 3. We can choose the lower VDD for AVS power down. + */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_AVS_VDD2_MODE); + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_AVS_HOLD_MODE); + + /* Enable low VDD mode, AVS will set CPU to lowest core VDD 747mV */ + mmio_setbits_32(MVEBU_AVS_CTRL_2_REG, MVEBU_LOW_VDD_MODE_EN); +} + +static void a3700_pwr_dn_tbg(void) +{ + /* Power down TBG */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_TBG_OFF_EN); +} + +static void a3700_pwr_dn_sb(void) +{ + /* Enable south bridge power down option */ + mmio_setbits_32(MVEBU_PM_NB_PWR_CTRL_REG, MVEBU_PM_SB_PWR_DWN); + + /* Enable SDIO_PHY_PWRDWN */ + mmio_setbits_32(MVEBU_PM_SB_PWR_OPTION_REG, MVEBU_PM_SDIO_PHY_PDWN_EN); + + /* Enable SRAM LRM on SB */ + mmio_setbits_32(MVEBU_PM_SB_PWR_OPTION_REG, MVEBU_PM_SB_SRAM_LKG_PD_EN); + + /* Enable SB Power Off */ + mmio_setbits_32(MVEBU_PM_SB_PWR_OPTION_REG, MVEBU_PM_SB_VDDV_OFF_EN); + + /* Kick off South Bridge Power Off */ + mmio_setbits_32(MVEBU_PM_SB_CPU_PWR_CTRL_REG, MVEBU_PM_SB_PM_START); +} + +static void a3700_set_pwr_off_option(void) +{ + /* Set general power off option */ + a3700_set_gen_pwr_off_option(); + + /* Enable DDR self refresh in low power mode */ + a3700_en_ddr_self_refresh(); + + /* Power down AVS */ + a3700_pwr_dn_avs(); + + /* Power down TBG */ + a3700_pwr_dn_tbg(); + + /* Power down south bridge, pay attention south bridge setting + * should be done before + */ + a3700_pwr_dn_sb(); +} + +static void a3700_set_wake_up_option(void) +{ + /* + * Enable the wakeup event for NB SOC => north-bridge + * state-machine enablement on wake-up event + */ + mmio_setbits_32(MVEBU_PM_NB_WAKE_UP_EN_REG, MVEBU_PM_NB_WKP_EN); + + /* Enable both core0 and core1 wakeup on demand */ + mmio_setbits_32(MVEBU_PM_CPU_WAKE_UP_CONF_REG, + MVEBU_PM_CORE1_WAKEUP | MVEBU_PM_CORE0_WAKEUP); + + /* Enable warm reset in low power mode */ + mmio_setbits_32(MVEBU_PM_NB_PWR_OPTION_REG, MVEBU_PM_WARM_RESET_EN); +} + +static void a3700_pm_en_nb_gpio(uint32_t gpio) +{ + /* For GPIO1 interrupt -- North bridge only */ + if (gpio >= 32) { + /* GPIO int mask */ + mmio_clrbits_32(MVEBU_NB_GPIO_IRQ_MASK_2_REG, BIT(gpio - 32)); + + /* NB_CPU_WAKE-up ENABLE GPIO int */ + mmio_setbits_32(MVEBU_NB_GPIO_IRQ_EN_HIGH_REG, BIT(gpio - 32)); + } else { + /* GPIO int mask */ + mmio_clrbits_32(MVEBU_NB_GPIO_IRQ_MASK_1_REG, BIT(gpio)); + + /* NB_CPU_WAKE-up ENABLE GPIO int */ + mmio_setbits_32(MVEBU_NB_GPIO_IRQ_EN_LOW_REG, BIT(gpio)); + } + + mmio_setbits_32(MVEBU_NB_STEP_DOWN_INT_EN_REG, + MVEBU_NB_GPIO_INT_WAKE_WCPU_CLK); + + /* Enable using GPIO as wakeup event + * (actually not only for north bridge) + */ + mmio_setbits_32(MVEBU_PM_NB_WAKE_UP_EN_REG, MVEBU_PM_NB_GPIO_WKP_EN | + MVEBU_PM_NB_WKP_EN | MVEBU_PM_CORE1_FIQ_IRQ_WKP_EN | + MVEBU_PM_CORE0_FIQ_IRQ_WKP_EN); +} + +static void a3700_pm_en_sb_gpio(uint32_t gpio) +{ + /* Enable using GPIO as wakeup event */ + mmio_setbits_32(MVEBU_PM_NB_WAKE_UP_EN_REG, MVEBU_PM_SB_WKP_NB_EN | + MVEBU_PM_NB_WKP_EN | MVEBU_PM_CORE1_FIQ_IRQ_WKP_EN | + MVEBU_PM_CORE0_FIQ_IRQ_WKP_EN); + + /* SB GPIO Wake UP | South Bridge Wake Up Enable */ + mmio_setbits_32(MVEBU_PM_SB_WK_EN_REG, MVEBU_PM_SB_GPIO_WKP_EN | + MVEBU_PM_SB_GPIO_WKP_EN); + + /* GPIO int mask */ + mmio_clrbits_32(MVEBU_SB_GPIO_IRQ_MASK_REG, BIT(gpio)); + + /* NB_CPU_WAKE-up ENABLE GPIO int */ + mmio_setbits_32(MVEBU_SB_GPIO_IRQ_EN_REG, BIT(gpio)); +} + +int a3700_pm_src_gpio(union pm_wake_up_src_data *src_data) +{ + if (src_data->gpio_data.bank_num == 0) + /* North Bridge GPIO */ + a3700_pm_en_nb_gpio(src_data->gpio_data.gpio_num); + else + a3700_pm_en_sb_gpio(src_data->gpio_data.gpio_num); + return 0; +} + +int a3700_pm_src_uart1(union pm_wake_up_src_data *src_data) +{ + /* Clear Uart1 select */ + mmio_clrbits_32(MVEBU_NB_GPIO1_SEL_REG, MVEBU_NB_GPIO1_UART1_SEL); + /* set pin 19 gpio usage*/ + mmio_setbits_32(MVEBU_NB_GPIO1_SEL_REG, MVEBU_NB_GPIO1_GPIO_19_EN); + /* Enable gpio wake-up*/ + a3700_pm_en_nb_gpio(MVEBU_NB_GPIO_19); + /* set pin 18 gpio usage*/ + mmio_setbits_32(MVEBU_NB_GPIO1_SEL_REG, MVEBU_NB_GPIO1_GPIO_18_EN); + /* Enable gpio wake-up*/ + a3700_pm_en_nb_gpio(MVEBU_NB_GPIO_18); + + return 0; +} + +int a3700_pm_src_uart0(union pm_wake_up_src_data *src_data) +{ + /* set pin 25/26 gpio usage*/ + mmio_setbits_32(MVEBU_NB_GPIO1_SEL_REG, MVEBU_NB_GPIO1_GPIO_25_26_EN); + /* Enable gpio wake-up*/ + a3700_pm_en_nb_gpio(MVEBU_NB_GPIO_25); + /* Enable gpio wake-up*/ + a3700_pm_en_nb_gpio(MVEBU_NB_GPIO_26); + + return 0; +} + +struct wake_up_src_func_map src_func_table[WAKE_UP_SRC_MAX] = { + {WAKE_UP_SRC_GPIO, a3700_pm_src_gpio}, + {WAKE_UP_SRC_UART1, a3700_pm_src_uart1}, + {WAKE_UP_SRC_UART0, a3700_pm_src_uart0}, + /* FOLLOWING SRC NOT SUPPORTED YET */ + {WAKE_UP_SRC_TIMER, NULL} +}; + +static wake_up_src_func a3700_get_wake_up_src_func( + enum pm_wake_up_src_type type) +{ + uint32_t loop; + + for (loop = 0; loop < WAKE_UP_SRC_MAX; loop++) { + if (src_func_table[loop].type == type) + return src_func_table[loop].func; + } + return NULL; +} + +#pragma weak mv_wake_up_src_config_get +struct pm_wake_up_src_config *mv_wake_up_src_config_get(void) +{ + static struct pm_wake_up_src_config wake_up_src_cfg = {}; + return &wake_up_src_cfg; +} + +static void a3700_set_wake_up_source(void) +{ + struct pm_wake_up_src_config *wake_up_src; + uint32_t loop; + wake_up_src_func src_func = NULL; + + wake_up_src = mv_wake_up_src_config_get(); + for (loop = 0; loop < wake_up_src->wake_up_src_num; loop++) { + src_func = a3700_get_wake_up_src_func( + wake_up_src->wake_up_src[loop].wake_up_src_type); + if (src_func) + src_func( + &(wake_up_src->wake_up_src[loop].wake_up_data)); + } +} + +static void a3700_pm_save_lp_flag(void) +{ + /* Save the flag for enter the low power mode */ + mmio_setbits_32(MVEBU_PM_CPU_VDD_OFF_INFO_2_REG, + MVEBU_PM_LOW_POWER_STATE); +} + +static void a3700_pm_clear_lp_flag(void) +{ + /* Clear the flag for enter the low power mode */ + mmio_clrbits_32(MVEBU_PM_CPU_VDD_OFF_INFO_2_REG, + MVEBU_PM_LOW_POWER_STATE); +} + +static uint32_t a3700_pm_get_lp_flag(void) +{ + /* Get the flag for enter the low power mode */ + return mmio_read_32(MVEBU_PM_CPU_VDD_OFF_INFO_2_REG) & + MVEBU_PM_LOW_POWER_STATE; +} + +/***************************************************************************** + * A3700 handler called when a power domain is about to be suspended. The + * target_state encodes the power state that each level should transition to. + ***************************************************************************** + */ +void a3700_pwr_domain_suspend(const psci_power_state_t *target_state) +{ + /* Prevent interrupts from spuriously waking up this cpu */ + plat_marvell_gic_cpuif_disable(); + + /* Save IRQ states */ + plat_marvell_gic_irq_save(); + + /* Set wake up options */ + a3700_set_wake_up_option(); + + /* Set wake up sources */ + a3700_set_wake_up_source(); + + /* SoC can not be powered down with pending IRQ, + * acknowledge all the pending IRQ + */ + a3700_pm_ack_irq(); + + /* Set power off options */ + a3700_set_pwr_off_option(); + + /* Save the flag for enter the low power mode */ + a3700_pm_save_lp_flag(); + + isb(); +} + +/***************************************************************************** + * A3700 handler called when a power domain has just been powered on after + * being turned off earlier. The target_state encodes the low power state that + * each level has woken up from. + ***************************************************************************** + */ +void a3700_pwr_domain_on_finish(const psci_power_state_t *target_state) +{ + /* arch specific configuration */ + marvell_psci_arch_init(0); + + /* Per-CPU interrupt initialization */ + plat_marvell_gic_pcpu_init(); + plat_marvell_gic_cpuif_enable(); + + /* Restore the per-cpu IRQ state */ + if (a3700_pm_get_lp_flag()) + plat_marvell_gic_irq_pcpu_restore(); +} + +/***************************************************************************** + * A3700 handler called when a power domain has just been powered on after + * having been suspended earlier. The target_state encodes the low power state + * that each level has woken up from. + * TODO: At the moment we reuse the on finisher and reinitialize the secure + * context. Need to implement a separate suspend finisher. + ***************************************************************************** + */ +void a3700_pwr_domain_suspend_finish(const psci_power_state_t *target_state) +{ + struct dec_win_config *io_dec_map; + uint32_t dec_win_num; + struct dram_win_map dram_wins_map; + + /* arch specific configuration */ + marvell_psci_arch_init(0); + + /* Interrupt initialization */ + plat_marvell_gic_init(); + + /* Restore IRQ states */ + plat_marvell_gic_irq_restore(); + + /* + * Initialize CCI for this cluster after resume from suspend state. + * No need for locks as no other CPU is active. + */ + plat_marvell_interconnect_init(); + /* + * Enable CCI coherency for the primary CPU's cluster. + * Platform specific PSCI code will enable coherency for other + * clusters. + */ + plat_marvell_interconnect_enter_coherency(); + + /* CPU address decoder windows initialization. */ + cpu_wins_init(); + + /* fetch CPU-DRAM window mapping information by reading + * CPU-DRAM decode windows (only the enabled ones) + */ + dram_win_map_build(&dram_wins_map); + + /* Get IO address decoder windows */ + if (marvell_get_io_dec_win_conf(&io_dec_map, &dec_win_num)) { + printf("No IO address decoder windows configurations found!\n"); + return; + } + + /* IO address decoder init */ + if (init_io_addr_dec(&dram_wins_map, io_dec_map, dec_win_num)) { + printf("IO address decoder windows initialization failed!\n"); + return; + } + + /* Clear low power mode flag */ + a3700_pm_clear_lp_flag(); +} + +/***************************************************************************** + * This handler is called by the PSCI implementation during the `SYSTEM_SUSPEND + * call to get the `power_state` parameter. This allows the platform to encode + * the appropriate State-ID field within the `power_state` parameter which can + * be utilized in `pwr_domain_suspend()` to suspend to system affinity level. + ***************************************************************************** + */ +void a3700_get_sys_suspend_power_state(psci_power_state_t *req_state) +{ + /* lower affinities use PLAT_MAX_OFF_STATE */ + for (int i = MPIDR_AFFLVL0; i <= PLAT_MAX_PWR_LVL; i++) + req_state->pwr_domain_state[i] = PLAT_MAX_OFF_STATE; +} + +/***************************************************************************** + * A3700 handlers to shutdown/reboot the system + ***************************************************************************** + */ +static void __dead2 a3700_system_off(void) +{ + ERROR("%s needs to be implemented\n", __func__); + panic(); +} + +#pragma weak cm3_system_reset +void cm3_system_reset(void) +{ +} + +/***************************************************************************** + * A3700 handlers to reset the system + ***************************************************************************** + */ +static void __dead2 a3700_system_reset(void) +{ + /* Clean the mailbox magic number to let it as act like cold boot */ + mmio_write_32(PLAT_MARVELL_MAILBOX_BASE, 0x0); + + dsbsy(); + + /* Flush data cache if the mail box shared RAM is cached */ +#if PLAT_MARVELL_SHARED_RAM_CACHED + flush_dcache_range((uintptr_t)PLAT_MARVELL_MAILBOX_BASE, + 2 * sizeof(uint64_t)); +#endif + + /* Use Cortex-M3 secure coprocessor for system reset */ + cm3_system_reset(); + + /* Trigger the warm reset */ + mmio_write_32(MVEBU_WARM_RESET_REG, MVEBU_WARM_RESET_MAGIC); + + /* Shouldn't get to this point */ + panic(); +} + +/***************************************************************************** + * Export the platform handlers via plat_arm_psci_pm_ops. The ARM Standard + * platform layer will take care of registering the handlers with PSCI. + ***************************************************************************** + */ +const plat_psci_ops_t plat_arm_psci_pm_ops = { + .cpu_standby = a3700_cpu_standby, + .pwr_domain_on = a3700_pwr_domain_on, + .pwr_domain_off = a3700_pwr_domain_off, + .pwr_domain_suspend = a3700_pwr_domain_suspend, + .pwr_domain_on_finish = a3700_pwr_domain_on_finish, + .pwr_domain_suspend_finish = a3700_pwr_domain_suspend_finish, + .get_sys_suspend_power_state = a3700_get_sys_suspend_power_state, + .system_off = a3700_system_off, + .system_reset = a3700_system_reset, + .validate_power_state = a3700_validate_power_state, + .validate_ns_entrypoint = a3700_validate_ns_entrypoint +}; diff --git a/plat/marvell/armada/a8k/a70x0/board/dram_port.c b/plat/marvell/armada/a8k/a70x0/board/dram_port.c new file mode 100644 index 0000000..355770b --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0/board/dram_port.c @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> + +#include <mv_ddr_if.h> +#include <plat_marvell.h> + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ +} + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { +/* FIXME: MISL board 2CS 4Gb x8 devices of micron - 2133P */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0} }, + SPEED_BIN_DDR_2133P, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_4GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + MV_DDR_32BIT_ECC_PUP8_BUS_MASK, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} diff --git a/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c new file mode 100644 index 0000000..a409261 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0/board/marvell_plat_config.c @@ -0,0 +1,151 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win amb_memory_map[] = { + /* CP0 SPI1 CS0 Direct Mode access */ + {0xf900, 0x1000000, AMB_SPI1_CS0_ID}, +}; + +int marvell_get_amb_memory_map(struct addr_map_win **win, + uint32_t *size, uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO_WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { +#ifndef IMAGE_BLE + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map[] = { + /* PEX1_X1 window */ + {0x00000000f7000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000f8000000, 0x1000000, PEX2_TID}, + {0x00000000c0000000, 0x30000000, PEX2_TID}, + {0x0000000800000000, 0x100000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000f6000000, 0x1000000, PEX0_TID}, + /* SPI1_CS0 (RUNIT) window */ + {0x00000000f9000000, 0x1000000, RUNIT_TID}, +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = iob_memory_map; + *size = ARRAY_SIZE(iob_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { /* IO window */ +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + /* This entry is prepared for OP-TEE OS that enables the LLC SRAM + * and changes the window target to SRAM_TID. + */ + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x100000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +#ifdef IMAGE_BLE +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +#if PLAT_RECOVERY_IMAGE_ENABLE +struct skip_image skip_im = { + .detection_method = GPIO, + .info.gpio.num = 33, + .info.gpio.button_state = HIGH, + .info.test.cp_ap = CP, + .info.test.cp_index = 0, +}; + +void *plat_marvell_get_skip_image_data(void) +{ + /* Return the skip_image configurations */ + return &skip_im; +} +#endif +#endif diff --git a/plat/marvell/armada/a8k/a70x0/mvebu_def.h b/plat/marvell/armada/a8k/a70x0/mvebu_def.h new file mode 100644 index 0000000..72bca12 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0/mvebu_def.h @@ -0,0 +1,15 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 1 /* A70x0 has single CP0 */ + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a70x0/platform.mk b/plat/marvell/armada/a8k/a70x0/platform.mk new file mode 100644 index 0000000..39eb712 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 1 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_7K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/a70x0_amc/board/dram_port.c b/plat/marvell/armada/a8k/a70x0_amc/board/dram_port.c new file mode 100644 index 0000000..9c8c97e --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_amc/board/dram_port.c @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> + +#include <mv_ddr_if.h> +#include <plat_marvell.h> + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ +} + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { +/* FIXME: MISL board 2CS 8Gb x8 devices of micron - 2133P */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0} }, + SPEED_BIN_DDR_2400T, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + MV_DDR_32BIT_ECC_PUP8_BUS_MASK, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} diff --git a/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c new file mode 100644 index 0000000..3b68e91 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_amc/board/marvell_plat_config.c @@ -0,0 +1,148 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win *amb_memory_map; + +int marvell_get_amb_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { +#ifndef IMAGE_BLE + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map[] = { + /* PEX0_X4 window */ + {0x00000000f6000000, 0x6000000, PEX0_TID}, + {0x00000000c0000000, 0x30000000, PEX0_TID}, + {0x0000000800000000, 0x200000000, PEX0_TID}, +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = iob_memory_map; + *size = ARRAY_SIZE(iob_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + /* This entry is prepared for OP-TEE OS that enables the LLC SRAM + * and changes the window target to SRAM_TID. + */ + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x200000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +#ifdef IMAGE_BLE + +struct pci_hw_cfg *plat_get_pcie_hw_data(void) +{ + return NULL; +} + +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +#if PLAT_RECOVERY_IMAGE_ENABLE +struct skip_image skip_im = { + .detection_method = GPIO, + .info.gpio.num = 33, + .info.gpio.button_state = HIGH, + .info.test.cp_ap = CP, + .info.test.cp_index = 0, +}; + +void *plat_marvell_get_skip_image_data(void) +{ + /* Return the skip_image configurations */ + return &skip_im; +} +#endif +#endif diff --git a/plat/marvell/armada/a8k/a70x0_amc/mvebu_def.h b/plat/marvell/armada/a8k/a70x0_amc/mvebu_def.h new file mode 100644 index 0000000..cedf323 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_amc/mvebu_def.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 1 /* A70x0 has single CP0 */ + +/*********************************************************************** + * Required platform porting definitions common to all + * Management Compute SubSystems (MSS) + *********************************************************************** + */ +/* + * Load address of SCP_BL2 + * SCP_BL2 is loaded to the same place as BL31. + * Once SCP_BL2 is transferred to the SCP, + * it is discarded and BL31 is loaded over the top. + */ +#ifdef SCP_IMAGE +#define SCP_BL2_BASE BL31_BASE +#endif + + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a70x0_amc/platform.mk b/plat/marvell/armada/a8k/a70x0_amc/platform.mk new file mode 100644 index 0000000..39eb712 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_amc/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 1 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_7K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/a70x0_mochabin/board/dram_port.c b/plat/marvell/armada/a8k/a70x0_mochabin/board/dram_port.c new file mode 100644 index 0000000..68d335b --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_mochabin/board/dram_port.c @@ -0,0 +1,227 @@ +/* + * Copyright (C) 2021 Sartura Ltd. + * Copyright (C) 2021 Globalscale technologies, Inc. + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> + +#include <mv_ddr_if.h> +#include <plat_marvell.h> + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ +} + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +#if DDR_TOPOLOGY == 0 +static struct mv_ddr_topology_map board_topology_map_2g = { +/* 1CS 4Gb x4 devices of Samsung K4A4G085WF */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0} }, + SPEED_BIN_DDR_2400R, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_4GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + BUS_MASK_32BIT, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; +#endif + +#if DDR_TOPOLOGY == 1 +static struct mv_ddr_topology_map board_topology_map_4g = { +/* 1CS 8Gb x4 devices of Samsung K4A8G085WC-BCTD */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0}, + {0x1, 0x2, 0, 0} }, + SPEED_BIN_DDR_2400R, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + BUS_MASK_32BIT, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; +#endif + +#if DDR_TOPOLOGY == 2 +static struct mv_ddr_topology_map board_topology_map_8g = { +/* 2CS 8Gb x8 devices of Micron MT40A1G8WE-083E IT */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0}, + {0x3, 0x2, 0, 0} }, + SPEED_BIN_DDR_2400R, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + BUS_MASK_32BIT, /* subphys mask */ + MV_DDR_CFG_DEFAULT, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; +#endif + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ +/* a70x0_mochabin board supports 3 DDR4 models (2G/1CS, 4G/1CS, 8G/2CS) */ +#if DDR_TOPOLOGY == 0 + return &board_topology_map_2g; +#elif DDR_TOPOLOGY == 1 + return &board_topology_map_4g; +#elif DDR_TOPOLOGY == 2 + return &board_topology_map_8g; +#else + #error "Unknown DDR topology" +#endif +} diff --git a/plat/marvell/armada/a8k/a70x0_mochabin/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a70x0_mochabin/board/marvell_plat_config.c new file mode 100644 index 0000000..1ed6323 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_mochabin/board/marvell_plat_config.c @@ -0,0 +1,145 @@ +/* + * Copyright (C) 2021 Sartura Ltd. + * Copyright (C) 2021 Globalscale technologies, Inc. + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win amb_memory_map[] = { + /* CP0 SPI1 CS0 Direct Mode access */ + {0xf900, 0x1000000, AMB_SPI1_CS0_ID}, +}; + +int marvell_get_amb_memory_map(struct addr_map_win **win, + uint32_t *size, uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO_WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { +#ifndef IMAGE_BLE + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map[] = { + /* PEX1_X1 window */ + {0x00000000f7000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000f8000000, 0x1000000, PEX2_TID}, + {0x00000000c0000000, 0x30000000, PEX2_TID}, + {0x0000000800000000, 0x100000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000f6000000, 0x1000000, PEX0_TID}, + /* SPI1_CS0 (RUNIT) window */ + {0x00000000f9000000, 0x1000000, RUNIT_TID}, +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = iob_memory_map; + *size = ARRAY_SIZE(iob_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { /* IO window */ +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + /* This entry is prepared for OP-TEE OS that enables the LLC SRAM + * and changes the window target to SRAM_TID. + */ + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x100000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +#ifdef IMAGE_BLE +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +#if PLAT_RECOVERY_IMAGE_ENABLE +void *plat_marvell_get_skip_image_data(void) +{ + /* No recovery button on a70x0_mochabin board */ + return NULL; +} +#endif +#endif diff --git a/plat/marvell/armada/a8k/a70x0_mochabin/board/phy-porting-layer.h b/plat/marvell/armada/a8k/a70x0_mochabin/board/phy-porting-layer.h new file mode 100644 index 0000000..ab76c31 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_mochabin/board/phy-porting-layer.h @@ -0,0 +1,87 @@ +/* + * Copyright (C) 2021 Sartura Ltd. + * Copyright (C) 2021 Globalscale technologies, Inc. + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef __PHY_PORTING_LAYER_H +#define __PHY_PORTING_LAYER_H + +#define MAX_LANE_NR 6 + +static const struct xfi_params + xfi_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + /* AP0 */ + { + /* CP 0 */ + { + { 0 }, /* Comphy0 */ + { 0 }, /* Comphy1 */ + { 0 }, /* Comphy2 */ + { 0 }, /* Comphy3 */ + { .g1_ffe_res_sel = 0x3, .g1_ffe_cap_sel = 0xf, .align90 = 0x60, + .g1_dfe_res = 0x1, .g1_amp = 0x1c, .g1_emph = 0xe, + .g1_emph_en = 0x1, .g1_tx_amp_adj = 0x1, .g1_tx_emph_en = 0x1, + .g1_tx_emph = 0x0, .g1_rx_selmuff = 0x1, .g1_rx_selmufi = 0x0, + .g1_rx_selmupf = 0x2, .g1_rx_selmupi = 0x2, + .valid = 1 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + }, + }, +}; + +static const struct sata_params + sata_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + /* AP0 */ + { + /* CP 0 */ + { + { 0 }, /* Comphy0 */ + { 0 }, /* Comphy1 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy2 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy3 */ + { 0 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + }, + }, +}; + +static const struct usb_params + usb_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + [0 ... AP_NUM-1][0 ... CP_NUM-1][0 ... MAX_LANE_NR-1] = { + .polarity_invert = COMPHY_POLARITY_NO_INVERT + }, +}; + +#endif /* __PHY_PORTING_LAYER_H */ diff --git a/plat/marvell/armada/a8k/a70x0_mochabin/mvebu_def.h b/plat/marvell/armada/a8k/a70x0_mochabin/mvebu_def.h new file mode 100644 index 0000000..768f735 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_mochabin/mvebu_def.h @@ -0,0 +1,15 @@ +/* + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 1 /* A70x0 has single CP0 */ + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a70x0_mochabin/platform.mk b/plat/marvell/armada/a8k/a70x0_mochabin/platform.mk new file mode 100644 index 0000000..2495591 --- /dev/null +++ b/plat/marvell/armada/a8k/a70x0_mochabin/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2021 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 1 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_7K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/a80x0/board/dram_port.c b/plat/marvell/armada/a8k/a80x0/board/dram_port.c new file mode 100644 index 0000000..47bc0a8 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0/board/dram_port.c @@ -0,0 +1,147 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/mentor/mi2cv.h> +#include <lib/mmio.h> + +#include <mv_ddr_if.h> +#include <mvebu_def.h> +#include <plat_marvell.h> + +#define MVEBU_AP_MPP_CTRL0_7_REG MVEBU_AP_MPP_REGS(0) +#define MVEBU_AP_MPP_CTRL4_OFFS 16 +#define MVEBU_AP_MPP_CTRL5_OFFS 20 +#define MVEBU_AP_MPP_CTRL4_I2C0_SDA_ENA 0x3 +#define MVEBU_AP_MPP_CTRL5_I2C0_SCK_ENA 0x3 + +#define MVEBU_CP_MPP_CTRL37_OFFS 20 +#define MVEBU_CP_MPP_CTRL38_OFFS 24 +#define MVEBU_CP_MPP_CTRL37_I2C0_SCK_ENA 0x2 +#define MVEBU_CP_MPP_CTRL38_I2C0_SDA_ENA 0x2 + +#define MVEBU_MPP_CTRL_MASK 0xf + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { + /* MISL board with 1CS 8Gb x4 devices of Micron 2400T */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x1, 0x0, 0, 0}, /* FIXME: change the cs mask for all 64 bit */ + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0} }, + /* TODO: double check if the speed bin is 2400T */ + SPEED_BIN_DDR_2400T, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ +#if DDR32 + MV_DDR_32BIT_ECC_PUP8_BUS_MASK, /* subphys mask */ +#else + MV_DDR_64BIT_ECC_PUP8_BUS_MASK, /* subphys mask */ +#endif + MV_DDR_CFG_SPD, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} + +static void mpp_config(void) +{ + uintptr_t reg; + uint32_t val; + + reg = MVEBU_CP_MPP_REGS(0, 4); + /* configure CP0 MPP 37 and 38 to i2c */ + val = mmio_read_32(reg); + val &= ~((MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL38_OFFS)); + val |= (MVEBU_CP_MPP_CTRL37_I2C0_SCK_ENA << + MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_CP_MPP_CTRL38_I2C0_SDA_ENA << + MVEBU_CP_MPP_CTRL38_OFFS); + mmio_write_32(reg, val); +} + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ + struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get(); + + INFO("Gathering DRAM information\n"); + + if (tm->cfg_src == MV_DDR_CFG_SPD) { + /* configure MPPs to enable i2c */ + mpp_config(); + + /* initialize i2c */ + i2c_init((void *)MVEBU_CP0_I2C_BASE); + + /* select SPD memory page 0 to access DRAM configuration */ + i2c_write(I2C_SPD_P0_ADDR, 0x0, 1, tm->spd_data.all_bytes, 0); + + /* read data from spd */ + i2c_read(I2C_SPD_ADDR, 0x0, 1, tm->spd_data.all_bytes, + sizeof(tm->spd_data.all_bytes)); + } +} diff --git a/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c new file mode 100644 index 0000000..4ccda14 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0/board/marvell_plat_config.c @@ -0,0 +1,202 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win amb_memory_map[] = { + /* CP1 SPI1 CS0 Direct Mode access */ + {0xf900, 0x1000000, AMB_SPI1_CS0_ID}, +}; + +int marvell_get_amb_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { + /* CP1 (MCI0) internal regs */ + {0x00000000f4000000, 0x2000000, MCI_0_TID}, +#ifndef IMAGE_BLE + /* PCIe0 and SPI1_CS0 (RUNIT) on CP1*/ + {0x00000000f9000000, 0x2000000, MCI_0_TID}, + /* PCIe1 on CP1*/ + {0x00000000fb000000, 0x1000000, MCI_0_TID}, + /* PCIe2 on CP1*/ + {0x00000000fc000000, 0x1000000, MCI_0_TID}, + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map_cp0[] = { + /* CP0 */ + /* PEX1_X1 window */ + {0x00000000f7000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000f8000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000f6000000, 0x1000000, PEX0_TID}, + {0x00000000c0000000, 0x30000000, PEX0_TID}, + {0x0000000800000000, 0x100000000, PEX0_TID}, +}; + +struct addr_map_win iob_memory_map_cp1[] = { + /* CP1 */ + /* SPI1_CS0 (RUNIT) window */ + {0x00000000f9000000, 0x1000000, RUNIT_TID}, + /* PEX1_X1 window */ + {0x00000000fb000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000fc000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000fa000000, 0x1000000, PEX0_TID} +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + switch (base) { + case MVEBU_CP_REGS_BASE(0): + *win = iob_memory_map_cp0; + *size = ARRAY_SIZE(iob_memory_map_cp0); + return 0; + case MVEBU_CP_REGS_BASE(1): + *win = iob_memory_map_cp1; + *size = ARRAY_SIZE(iob_memory_map_cp1); + return 0; + default: + *size = 0; + *win = 0; + return 1; + } +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + /* This entry is prepared for OP-TEE OS that enables the LLC SRAM + * and changes the window target to SRAM_TID. + */ + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, /* IO window */ + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x100000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * SoC PM configuration + ***************************************************************************** + */ +/* CP GPIO should be used and the GPIOs should be within same GPIO register */ +struct power_off_method pm_cfg = { + .type = PMIC_GPIO, + .cfg.gpio.pin_count = 1, + .cfg.gpio.info = {{0, 35} }, + .cfg.gpio.step_count = 7, + .cfg.gpio.seq = {1, 0, 1, 0, 1, 0, 1}, + .cfg.gpio.delay_ms = 10, +}; + +void *plat_marvell_get_pm_cfg(void) +{ + /* Return the PM configurations */ + return &pm_cfg; +} + +/* In reference to #ifndef IMAGE_BLE, this part is used for BLE only. */ +#else +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +#if PLAT_RECOVERY_IMAGE_ENABLE +struct skip_image skip_im = { + .detection_method = GPIO, + .info.gpio.num = 33, + .info.gpio.button_state = HIGH, + .info.test.cp_ap = CP, + .info.test.cp_index = 0, +}; + +void *plat_marvell_get_skip_image_data(void) +{ + /* Return the skip_image configurations */ + return &skip_im; +} +#endif +#endif diff --git a/plat/marvell/armada/a8k/a80x0/board/phy-porting-layer.h b/plat/marvell/armada/a8k/a80x0/board/phy-porting-layer.h new file mode 100644 index 0000000..afa3be1 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0/board/phy-porting-layer.h @@ -0,0 +1,192 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef PHY_PORTING_LAYER_H +#define PHY_PORTING_LAYER_H + +#define MAX_LANE_NR 6 + +static const struct xfi_params + xfi_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + /* AP0 */ + { + /* CP 0 */ + { + { 0 }, /* Comphy0 */ + { 0 }, /* Comphy1 */ + { .g1_ffe_res_sel = 0x3, .g1_ffe_cap_sel = 0xf, + .align90 = 0x5f, + .g1_dfe_res = 0x2, .g1_amp = 0x1c, .g1_emph = 0xe, + .g1_emph_en = 0x1, .g1_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x1, .g1_tx_emph = 0x0, + .g1_rx_selmuff = 0x1, .g1_rx_selmufi = 0x0, + .g1_rx_selmupf = 0x2, .g1_rx_selmupi = 0x2, + .valid = 0x1 }, /* Comphy2 */ + { 0 }, /* Comphy3 */ + { .g1_ffe_res_sel = 0x3, .g1_ffe_cap_sel = 0xf, + .align90 = 0x5f, + .g1_dfe_res = 0x2, .g1_amp = 0x1c, .g1_emph = 0xe, + .g1_emph_en = 0x1, .g1_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x1, .g1_tx_emph = 0x0, + .g1_rx_selmuff = 0x1, .g1_rx_selmufi = 0x0, + .g1_rx_selmupf = 0x2, .g1_rx_selmupi = 0x2, + .valid = 0x1 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + }, + + /* CP 1 */ + { + { 0 }, /* Comphy0 */ + { 0 }, /* Comphy1 */ + { .g1_ffe_res_sel = 0x3, .g1_ffe_cap_sel = 0xf, + .align90 = 0x5f, + .g1_dfe_res = 0x2, .g1_amp = 0x1c, .g1_emph = 0xe, + .g1_emph_en = 0x1, .g1_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x1, .g1_tx_emph = 0x0, + .g1_rx_selmuff = 0x1, .g1_rx_selmufi = 0x0, + .g1_rx_selmupf = 0x2, .g1_rx_selmupi = 0x2, + .valid = 0x1 }, /* Comphy2 */ + { 0 }, /* Comphy3 */ + { .g1_ffe_res_sel = 0x3, .g1_ffe_cap_sel = 0xf, + .align90 = 0x5f, + .g1_dfe_res = 0x2, .g1_amp = 0x1c, .g1_emph = 0xe, + .g1_emph_en = 0x1, .g1_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x1, .g1_tx_emph = 0x0, + .g1_rx_selmuff = 0x1, .g1_rx_selmufi = 0x0, + .g1_rx_selmupf = 0x2, .g1_rx_selmupi = 0x2, + .valid = 0x1 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + }, + }, +}; + +static const struct sata_params + sata_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + /* AP0 */ + { + /* CP 0 */ + { + { 0 }, /* Comphy0 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, + .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, + .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, + .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, + .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, + .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, + .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, + .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, + .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, + .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy1 */ + { 0 }, /* Comphy2 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, + .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, + .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, + .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, + .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, + .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, + .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, + .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, + .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, + .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy3 */ + { 0 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + }, + + /* CP 1 */ + { + { 0 }, /* Comphy0 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, + .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, + .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, + .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, + .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, + .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, + .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, + .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, + .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, + .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy1 */ + { 0 }, /* Comphy2 */ + { .g1_amp = 0x8, .g2_amp = 0xa, .g3_amp = 0x1e, + .g1_emph = 0x1, .g2_emph = 0x2, .g3_emph = 0xe, + .g1_emph_en = 0x1, .g2_emph_en = 0x1, + .g3_emph_en = 0x1, + .g1_tx_amp_adj = 0x1, .g2_tx_amp_adj = 0x1, + .g3_tx_amp_adj = 0x1, + .g1_tx_emph_en = 0x0, .g2_tx_emph_en = 0x0, + .g3_tx_emph_en = 0x0, + .g1_tx_emph = 0x1, .g2_tx_emph = 0x1, + .g3_tx_emph = 0x1, + .g3_dfe_res = 0x1, .g3_ffe_res_sel = 0x4, + .g3_ffe_cap_sel = 0xf, + .align90 = 0x61, + .g1_rx_selmuff = 0x3, .g2_rx_selmuff = 0x3, + .g3_rx_selmuff = 0x3, + .g1_rx_selmufi = 0x0, .g2_rx_selmufi = 0x0, + .g3_rx_selmufi = 0x3, + .g1_rx_selmupf = 0x1, .g2_rx_selmupf = 0x1, + .g3_rx_selmupf = 0x2, + .g1_rx_selmupi = 0x0, .g2_rx_selmupi = 0x0, + .g3_rx_selmupi = 0x2, + .polarity_invert = COMPHY_POLARITY_NO_INVERT, + .valid = 0x1 + }, /* Comphy3 */ + { 0 }, /* Comphy4 */ + { 0 }, /* Comphy5 */ + + }, + }, +}; + +static const struct usb_params + usb_static_values_tab[AP_NUM][CP_NUM][MAX_LANE_NR] = { + [0 ... AP_NUM-1][0 ... CP_NUM-1][0 ... MAX_LANE_NR-1] = { + .polarity_invert = COMPHY_POLARITY_NO_INVERT + }, +}; +#endif /* PHY_PORTING_LAYER_H */ diff --git a/plat/marvell/armada/a8k/a80x0/mvebu_def.h b/plat/marvell/armada/a8k/a80x0/mvebu_def.h new file mode 100644 index 0000000..3fa119a --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0/mvebu_def.h @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 2 /* A80x0 has both CP0 & CP1 */ +#define I2C_SPD_ADDR 0x53 /* Access SPD data */ +#define I2C_SPD_P0_ADDR 0x36 /* Select SPD data page 0 */ + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a80x0/platform.mk b/plat/marvell/armada/a8k/a80x0/platform.mk new file mode 100644 index 0000000..115dd4a --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 2 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_8K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/a80x0_mcbin/board/dram_port.c b/plat/marvell/armada/a8k/a80x0_mcbin/board/dram_port.c new file mode 100644 index 0000000..85c931c --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_mcbin/board/dram_port.c @@ -0,0 +1,131 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/mentor/mi2cv.h> +#include <lib/mmio.h> + +#include <mv_ddr_if.h> +#include <mvebu_def.h> +#include <plat_marvell.h> + +#define MVEBU_CP_MPP_CTRL37_OFFS 20 +#define MVEBU_CP_MPP_CTRL38_OFFS 24 +#define MVEBU_CP_MPP_CTRL37_I2C0_SCK_ENA 0x2 +#define MVEBU_CP_MPP_CTRL38_I2C0_SDA_ENA 0x2 + +#define MVEBU_MPP_CTRL_MASK 0xf + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { + /* Board with 1CS 8Gb x4 devices of Micron 2400T */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x1, 0x0, 0, 0}, /* FIXME: change the cs mask for all 64 bit */ + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0} }, + /* TODO: double check if the speed bin is 2400T */ + SPEED_BIN_DDR_2400T, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + MV_DDR_64BIT_BUS_MASK, /* subphys mask */ + MV_DDR_CFG_SPD, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} + +static void mpp_config(void) +{ + uint32_t val; + uintptr_t reg = MVEBU_CP_MPP_REGS(0, 4); + + /* configure CP0 MPP 37 and 38 to i2c */ + val = mmio_read_32(reg); + val &= ~((MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL38_OFFS)); + val |= (MVEBU_CP_MPP_CTRL37_I2C0_SCK_ENA << MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_CP_MPP_CTRL38_I2C0_SDA_ENA << MVEBU_CP_MPP_CTRL38_OFFS); + mmio_write_32(reg, val); +} + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ + struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get(); + + INFO("Gathering DRAM information\n"); + + if (tm->cfg_src == MV_DDR_CFG_SPD) { + /* configure MPPs to enable i2c */ + mpp_config(); + /* initialize the i2c */ + i2c_init((void *)MVEBU_CP0_I2C_BASE); + /* select SPD memory page 0 to access DRAM configuration */ + i2c_write(I2C_SPD_P0_ADDR, 0x0, 1, tm->spd_data.all_bytes, 0); + /* read data from spd */ + i2c_read(I2C_SPD_ADDR, 0x0, 1, tm->spd_data.all_bytes, + sizeof(tm->spd_data.all_bytes)); + } +} diff --git a/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c new file mode 100644 index 0000000..75a1b0c --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_mcbin/board/marvell_plat_config.c @@ -0,0 +1,200 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <drivers/delay_timer.h> +#include <lib/mmio.h> + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * GPIO Configuration + ***************************************************************************** + */ +#define MPP_CONTROL_REGISTER 0xf2440018 +#define MPP_CONTROL_MPP_SEL_52_MASK 0xf0000 +#define GPIO_DATA_OUT1_REGISTER 0xf2440140 +#define GPIO_DATA_OUT_EN_CTRL1_REGISTER 0xf2440144 +#define GPIO52_MASK 0x100000 + +/* Reset PCIe via GPIO number 52 */ +int marvell_gpio_config(void) +{ + uint32_t reg; + + reg = mmio_read_32(MPP_CONTROL_REGISTER); + reg |= MPP_CONTROL_MPP_SEL_52_MASK; + mmio_write_32(MPP_CONTROL_REGISTER, reg); + + reg = mmio_read_32(GPIO_DATA_OUT1_REGISTER); + reg |= GPIO52_MASK; + mmio_write_32(GPIO_DATA_OUT1_REGISTER, reg); + + reg = mmio_read_32(GPIO_DATA_OUT_EN_CTRL1_REGISTER); + reg &= ~GPIO52_MASK; + mmio_write_32(GPIO_DATA_OUT_EN_CTRL1_REGISTER, reg); + udelay(100); + + return 0; +} + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win amb_memory_map[] = { + /* CP1 SPI1 CS0 Direct Mode access */ + {0xf900, 0x1000000, AMB_SPI1_CS0_ID}, +}; + +int marvell_get_amb_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { + /* CP1 (MCI0) internal regs */ + {0x00000000f4000000, 0x2000000, MCI_0_TID}, +#ifndef IMAGE_BLE + /* PCIe0-2 and SPI1_CS0 (RUNIT) on CP1*/ + {0x00000000f9000000, 0x4000000, MCI_0_TID}, + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map_cp0[] = { + /* CP0 */ + /* PEX1_X1 window */ + {0x00000000f7000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000f8000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000f6000000, 0x1000000, PEX0_TID}, + {0x00000000c0000000, 0x30000000, PEX0_TID}, + {0x0000000800000000, 0x100000000, PEX0_TID}, +}; + +struct addr_map_win iob_memory_map_cp1[] = { + /* CP1 */ + /* SPI1_CS0 (RUNIT) window */ + {0x00000000f9000000, 0x1000000, RUNIT_TID}, + /* PEX1_X1 window */ + {0x00000000fb000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000fc000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000fa000000, 0x1000000, PEX0_TID} +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + switch (base) { + case MVEBU_CP_REGS_BASE(0): + *win = iob_memory_map_cp0; + *size = ARRAY_SIZE(iob_memory_map_cp0); + return 0; + case MVEBU_CP_REGS_BASE(1): + *win = iob_memory_map_cp1; + *size = ARRAY_SIZE(iob_memory_map_cp1); + return 0; + default: + *size = 0; + *win = 0; + return 1; + } +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + /* This entry is prepared for OP-TEE OS that enables the LLC SRAM + * and changes the window target to SRAM_TID. + */ + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, DRAM_0_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, /* IO window */ + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x100000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +/* In reference to #ifndef IMAGE_BLE, this part is used for BLE only. */ + +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +void *plat_marvell_get_skip_image_data(void) +{ + /* No recovery button on A8k-MCBIN board */ + return NULL; +} diff --git a/plat/marvell/armada/a8k/a80x0_mcbin/mvebu_def.h b/plat/marvell/armada/a8k/a80x0_mcbin/mvebu_def.h new file mode 100644 index 0000000..3fa119a --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_mcbin/mvebu_def.h @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 2 /* A80x0 has both CP0 & CP1 */ +#define I2C_SPD_ADDR 0x53 /* Access SPD data */ +#define I2C_SPD_P0_ADDR 0x36 /* Select SPD data page 0 */ + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a80x0_mcbin/platform.mk b/plat/marvell/armada/a8k/a80x0_mcbin/platform.mk new file mode 100644 index 0000000..115dd4a --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_mcbin/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 2 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_8K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/a80x0_puzzle/board/dram_port.c b/plat/marvell/armada/a8k/a80x0_puzzle/board/dram_port.c new file mode 100644 index 0000000..1d8e9d2 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_puzzle/board/dram_port.c @@ -0,0 +1,140 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/mentor/mi2cv.h> +#include <lib/mmio.h> + +#include <mv_ddr_if.h> +#include <mvebu_def.h> +#include <plat_marvell.h> + +#define MVEBU_AP_MPP_CTRL0_7_REG MVEBU_AP_MPP_REGS(0) +#define MVEBU_AP_MPP_CTRL4_OFFS 16 +#define MVEBU_AP_MPP_CTRL5_OFFS 20 +#define MVEBU_AP_MPP_CTRL4_I2C0_SDA_ENA 0x3 +#define MVEBU_AP_MPP_CTRL5_I2C0_SCK_ENA 0x3 + +#define MVEBU_CP_MPP_CTRL37_OFFS 20 +#define MVEBU_CP_MPP_CTRL38_OFFS 24 +#define MVEBU_CP_MPP_CTRL37_I2C0_SCK_ENA 0x2 +#define MVEBU_CP_MPP_CTRL38_I2C0_SDA_ENA 0x2 + +#define MVEBU_MPP_CTRL_MASK 0xf + +/* + * This struct provides the DRAM training code with + * the appropriate board DRAM configuration + */ +static struct mv_ddr_topology_map board_topology_map = { + /* Board with 1CS 8Gb x4 devices of Micron 2400T */ + DEBUG_LEVEL_ERROR, + 0x1, /* active interfaces */ + /* cs_mask, mirror, dqs_swap, ck_swap X subphys */ + { { { {0x1, 0x0, 0, 0}, /* FIXME: change the cs mask for all 64 bit */ + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0}, + {0x1, 0x0, 0, 0} }, + /* TODO: double check if the speed bin is 2400T */ + SPEED_BIN_DDR_2400T, /* speed_bin */ + MV_DDR_DEV_WIDTH_8BIT, /* sdram device width */ + MV_DDR_DIE_CAP_8GBIT, /* die capacity */ + MV_DDR_FREQ_SAR, /* frequency */ + 0, 0, /* cas_l, cas_wl */ + MV_DDR_TEMP_LOW} }, /* temperature */ + MV_DDR_64BIT_BUS_MASK, /* subphys mask */ + MV_DDR_CFG_SPD, /* ddr configuration data source */ + NOT_COMBINED, /* ddr twin-die combined*/ + { {0} }, /* raw spd data */ + {0}, /* timing parameters */ + { /* electrical configuration */ + { /* memory electrical configuration */ + MV_DDR_RTT_NOM_PARK_RZQ_DISABLE, /* rtt_nom */ + { + MV_DDR_RTT_NOM_PARK_RZQ_DIV4, /* rtt_park 1cs */ + MV_DDR_RTT_NOM_PARK_RZQ_DIV1 /* rtt_park 2cs */ + }, + { + MV_DDR_RTT_WR_DYN_ODT_OFF, /* rtt_wr 1cs */ + MV_DDR_RTT_WR_RZQ_DIV2 /* rtt_wr 2cs */ + }, + MV_DDR_DIC_RZQ_DIV7 /* dic */ + }, + { /* phy electrical configuration */ + MV_DDR_OHM_30, /* data_drv_p */ + MV_DDR_OHM_30, /* data_drv_n */ + MV_DDR_OHM_30, /* ctrl_drv_p */ + MV_DDR_OHM_30, /* ctrl_drv_n */ + { + MV_DDR_OHM_60, /* odt_p 1cs */ + MV_DDR_OHM_120 /* odt_p 2cs */ + }, + { + MV_DDR_OHM_60, /* odt_n 1cs */ + MV_DDR_OHM_120 /* odt_n 2cs */ + }, + }, + { /* mac electrical configuration */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_pattern */ + MV_DDR_ODT_CFG_ALWAYS_ON, /* odtcfg_write */ + MV_DDR_ODT_CFG_NORMAL, /* odtcfg_read */ + }, + } +}; + +struct mv_ddr_topology_map *mv_ddr_topology_map_get(void) +{ + /* Return the board topology as defined in the board code */ + return &board_topology_map; +} + +static void mpp_config(void) +{ + uint32_t val; + uintptr_t reg; + + /* configure ap mmps 4, 5 to I2C */ + reg = MVEBU_AP_MPP_CTRL0_7_REG; + + val = mmio_read_32(reg); + val &= ~((MVEBU_MPP_CTRL_MASK << MVEBU_AP_MPP_CTRL4_OFFS) | + (MVEBU_MPP_CTRL_MASK << MVEBU_AP_MPP_CTRL5_OFFS)); + val |= ((MVEBU_AP_MPP_CTRL4_I2C0_SDA_ENA << MVEBU_AP_MPP_CTRL4_OFFS) | + (MVEBU_AP_MPP_CTRL5_I2C0_SCK_ENA << MVEBU_AP_MPP_CTRL5_OFFS)); + + mmio_write_32(reg, val); +} + +/* + * This function may modify the default DRAM parameters + * based on information received from SPD or bootloader + * configuration located on non volatile storage + */ +void plat_marvell_dram_update_topology(void) +{ + struct mv_ddr_topology_map *tm = mv_ddr_topology_map_get(); + + INFO("Gathering DRAM information\n"); + + if (tm->cfg_src == MV_DDR_CFG_SPD) { + /* configure MPPs to enable i2c */ + mpp_config(); + /* initialize the MVEBU_AP_I2C_BASE I2C bus */ + i2c_init((void *)MVEBU_AP_I2C_BASE); + /* select SPD memory page 0 to access DRAM configuration */ + i2c_write(I2C_SPD_P0_ADDR, 0x0, 1, tm->spd_data.all_bytes, 0); + /* read data from spd */ + i2c_read(I2C_SPD_ADDR, 0x0, 1, tm->spd_data.all_bytes, + sizeof(tm->spd_data.all_bytes)); + } +} diff --git a/plat/marvell/armada/a8k/a80x0_puzzle/board/marvell_plat_config.c b/plat/marvell/armada/a8k/a80x0_puzzle/board/marvell_plat_config.c new file mode 100644 index 0000000..0edc977 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_puzzle/board/marvell_plat_config.c @@ -0,0 +1,201 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <drivers/delay_timer.h> +#include <lib/mmio.h> + +#include <armada_common.h> + +/* + * If bootrom is currently at BLE there's no need to include the memory + * maps structure at this point + */ +#include <mvebu_def.h> +#ifndef IMAGE_BLE + +/***************************************************************************** + * GPIO Configuration + ***************************************************************************** + */ +#define MPP_CONTROL_REGISTER 0xf2440018 +#define MPP_CONTROL_MPP_SEL_52_MASK 0xf0000 +#define GPIO_DATA_OUT1_REGISTER 0xf2440140 +#define GPIO_DATA_OUT_EN_CTRL1_REGISTER 0xf2440144 +#define GPIO52_MASK 0x100000 + +/* Reset PCIe via GPIO number 52 */ +int marvell_gpio_config(void) +{ + uint32_t reg; + + reg = mmio_read_32(MPP_CONTROL_REGISTER); + reg |= MPP_CONTROL_MPP_SEL_52_MASK; + mmio_write_32(MPP_CONTROL_REGISTER, reg); + + reg = mmio_read_32(GPIO_DATA_OUT1_REGISTER); + reg |= GPIO52_MASK; + mmio_write_32(GPIO_DATA_OUT1_REGISTER, reg); + + reg = mmio_read_32(GPIO_DATA_OUT_EN_CTRL1_REGISTER); + reg &= ~GPIO52_MASK; + mmio_write_32(GPIO_DATA_OUT_EN_CTRL1_REGISTER, reg); + udelay(100); + + return 0; +} + +/***************************************************************************** + * AMB Configuration + ***************************************************************************** + */ +struct addr_map_win amb_memory_map[] = { + /* CP1 SPI1 CS0 Direct Mode access */ + {0xf900, 0x1000000, AMB_SPI1_CS0_ID}, +}; + +int marvell_get_amb_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + *win = amb_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(amb_memory_map); + + return 0; +} +#endif + +/***************************************************************************** + * IO WIN Configuration + ***************************************************************************** + */ +struct addr_map_win io_win_memory_map[] = { + /* CP1 (MCI0) internal regs */ + {0x00000000f4000000, 0x2000000, MCI_0_TID}, +#ifndef IMAGE_BLE + /* PCIe0 and SPI1_CS0 (RUNIT) on CP1*/ + {0x00000000f9000000, 0x2000000, MCI_0_TID}, + /* PCIe1 on CP1*/ + {0x00000000fb000000, 0x1000000, MCI_0_TID}, + /* PCIe2 on CP1*/ + {0x00000000fc000000, 0x1000000, MCI_0_TID}, + /* MCI 0 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(0), 0x100000, MCI_0_TID}, + /* MCI 1 indirect window */ + {MVEBU_MCI_REG_BASE_REMAP(1), 0x100000, MCI_1_TID}, +#endif +}; + +uint32_t marvell_get_io_win_gcr_target(int ap_index) +{ + return PIDI_TID; +} + +int marvell_get_io_win_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = io_win_memory_map; + if (*win == NULL) + *size = 0; + else + *size = ARRAY_SIZE(io_win_memory_map); + + return 0; +} + +#ifndef IMAGE_BLE +/***************************************************************************** + * IOB Configuration + ***************************************************************************** + */ +struct addr_map_win iob_memory_map_cp0[] = { + /* CP0 */ + /* PEX1_X1 window */ + {0x00000000f7000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000f8000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000f6000000, 0x1000000, PEX0_TID}, + {0x00000000c0000000, 0x30000000, PEX0_TID}, + {0x0000000800000000, 0x100000000, PEX0_TID}, +}; + +struct addr_map_win iob_memory_map_cp1[] = { + /* CP1 */ + /* SPI1_CS0 (RUNIT) window */ + {0x00000000f9000000, 0x1000000, RUNIT_TID}, + /* PEX1_X1 window */ + {0x00000000fb000000, 0x1000000, PEX1_TID}, + /* PEX2_X1 window */ + {0x00000000fc000000, 0x1000000, PEX2_TID}, + /* PEX0_X4 window */ + {0x00000000fa000000, 0x1000000, PEX0_TID} +}; + +int marvell_get_iob_memory_map(struct addr_map_win **win, uint32_t *size, + uintptr_t base) +{ + switch (base) { + case MVEBU_CP_REGS_BASE(0): + *win = iob_memory_map_cp0; + *size = ARRAY_SIZE(iob_memory_map_cp0); + return 0; + case MVEBU_CP_REGS_BASE(1): + *win = iob_memory_map_cp1; + *size = ARRAY_SIZE(iob_memory_map_cp1); + return 0; + default: + *size = 0; + *win = 0; + return 1; + } +} +#endif + +/***************************************************************************** + * CCU Configuration + ***************************************************************************** + */ +struct addr_map_win ccu_memory_map[] = { +#ifdef IMAGE_BLE + {0x00000000f2000000, 0x4000000, IO_0_TID}, /* IO window */ +#else +#if LLC_SRAM + {PLAT_MARVELL_LLC_SRAM_BASE, PLAT_MARVELL_LLC_SRAM_SIZE, SRAM_TID}, +#endif + {0x00000000f2000000, 0xe000000, IO_0_TID}, /* IO window */ + {0x00000000c0000000, 0x30000000, IO_0_TID}, /* IO window */ + {0x0000000800000000, 0x100000000, IO_0_TID}, /* IO window */ +#endif +}; + +uint32_t marvell_get_ccu_gcr_target(int ap) +{ + return DRAM_0_TID; +} + +int marvell_get_ccu_memory_map(int ap_index, struct addr_map_win **win, + uint32_t *size) +{ + *win = ccu_memory_map; + *size = ARRAY_SIZE(ccu_memory_map); + + return 0; +} + +/* In reference to #ifndef IMAGE_BLE, this part is used for BLE only. */ + +/***************************************************************************** + * SKIP IMAGE Configuration + ***************************************************************************** + */ +void *plat_marvell_get_skip_image_data(void) +{ + /* No recovery button on A8k-MCBIN board */ + return NULL; +} diff --git a/plat/marvell/armada/a8k/a80x0_puzzle/board/system_power.c b/plat/marvell/armada/a8k/a80x0_puzzle/board/system_power.c new file mode 100644 index 0000000..eb00874 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_puzzle/board/system_power.c @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2020 Sartura Ltd. + * Author: Luka Kovacic <luka.kovacic@sartura.hr> + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <armada_common.h> +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <drivers/ti/uart/uart_16550.h> +#include <drivers/console.h> +#include <plat_marvell.h> + +/***************************************************************************** + * Platform specific power off functions + * Power off PSU / Send command to power management MCU / ... + ***************************************************************************** + */ + +unsigned char add_xor_checksum(unsigned char *buf, unsigned char xor_len) +{ + unsigned char xor_sum = 0; + unsigned int i; + + for (i = 0; i < xor_len; i++) + xor_sum ^= buf[i]; + + return xor_sum; +} + +int system_power_off(void) +{ + static console_t console; + + /* WT61P803 MCU system_off_now command */ + unsigned char system_off_now[4] = { '@', 'C', '0' }; + int i, len; + + len = sizeof(system_off_now); + system_off_now[len - 1] = add_xor_checksum(system_off_now, len); + + console_16550_register(PLAT_MARVELL_UART_BASE + 0x100, + PLAT_MARVELL_UART_CLK_IN_HZ, 115200, &console); + + /* Send system_off_now to console */ + for (i = 0; i < len; i++) { + console.putc(system_off_now[i], &console); + udelay(1000); + } + + console.flush(&console); + (void)console_unregister(&console); + + mdelay(100); + + return 0; +} diff --git a/plat/marvell/armada/a8k/a80x0_puzzle/mvebu_def.h b/plat/marvell/armada/a8k/a80x0_puzzle/mvebu_def.h new file mode 100644 index 0000000..3fa119a --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_puzzle/mvebu_def.h @@ -0,0 +1,17 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MVEBU_DEF_H +#define MVEBU_DEF_H + +#include <a8k_plat_def.h> + +#define CP_COUNT 2 /* A80x0 has both CP0 & CP1 */ +#define I2C_SPD_ADDR 0x53 /* Access SPD data */ +#define I2C_SPD_P0_ADDR 0x36 /* Select SPD data page 0 */ + +#endif /* MVEBU_DEF_H */ diff --git a/plat/marvell/armada/a8k/a80x0_puzzle/platform.mk b/plat/marvell/armada/a8k/a80x0_puzzle/platform.mk new file mode 100644 index 0000000..3378d53 --- /dev/null +++ b/plat/marvell/armada/a8k/a80x0_puzzle/platform.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PCI_EP_SUPPORT := 0 + +CP_NUM := 2 +$(eval $(call add_define,CP_NUM)) + +DOIMAGE_SEC := tools/doimage/secure/sec_img_8K.cfg + +MARVELL_MOCHI_DRV := drivers/marvell/mochi/apn806_setup.c + +BOARD_DIR := $(shell dirname $(lastword $(MAKEFILE_LIST))) +include plat/marvell/armada/a8k/common/a8k_common.mk + +include plat/marvell/armada/common/marvell_common.mk diff --git a/plat/marvell/armada/a8k/common/a8k_common.mk b/plat/marvell/armada/a8k/common/a8k_common.mk new file mode 100644 index 0000000..4d8a87f --- /dev/null +++ b/plat/marvell/armada/a8k/common/a8k_common.mk @@ -0,0 +1,192 @@ +# +# Copyright (C) 2016 - 2020 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses + +PLAT_FAMILY := a8k +PLAT_INCLUDE_BASE := include/plat/marvell/armada/$(PLAT_FAMILY) +PLAT_COMMON_BASE := plat/marvell/armada/a8k/common +MARVELL_DRV_BASE := drivers/marvell +MARVELL_COMMON_BASE := plat/marvell/armada/common + +MARVELL_SVC_TEST := 0 +$(eval $(call add_define,MARVELL_SVC_TEST)) + +ERRATA_A72_859971 := 1 + +# Enable MSS support for a8k family +MSS_SUPPORT := 1 +$(eval $(call add_define,MSS_SUPPORT)) + +# Disable EL3 cache for power management +BL31_CACHE_DISABLE := 0 +$(eval $(call add_define,BL31_CACHE_DISABLE)) + +$(eval $(call add_define,PCI_EP_SUPPORT)) +$(eval $(call assert_boolean,PCI_EP_SUPPORT)) + +AP_NUM := 1 +$(eval $(call add_define,AP_NUM)) + +DOIMAGEPATH ?= tools/marvell/doimage +DOIMAGETOOL ?= ${DOIMAGEPATH}/doimage + +include plat/marvell/marvell.mk +include tools/marvell/doimage/doimage.mk + +ifeq (${MARVELL_SECURE_BOOT},1) +DOIMAGE_SEC_FLAGS := -c $(DOIMAGE_SEC) +DOIMAGE_LIBS_CHECK = \ + if ! [ -d "/usr/include/mbedtls" ]; then \ + echo "****************************************" >&2; \ + echo "Missing mbedTLS installation! " >&2; \ + echo "Please download it from \"tls.mbed.org\"" >&2; \ + echo "Alternatively on Debian/Ubuntu system install" >&2; \ + echo "\"libmbedtls-dev\" package" >&2; \ + echo "Make sure to use version 2.1.0 or later" >&2; \ + echo "****************************************" >&2; \ + exit 1; \ + else if ! [ -f "/usr/include/libconfig.h" ]; then \ + echo "********************************************************" >&2; \ + echo "Missing Libconfig installation!" >&2; \ + echo "Please download it from \"www.hyperrealm.com/libconfig/\"" >&2; \ + echo "Alternatively on Debian/Ubuntu system install packages" >&2; \ + echo "\"libconfig8\" and \"libconfig8-dev\"" >&2; \ + echo "********************************************************" >&2; \ + exit 1; \ + fi \ + fi +else #MARVELL_SECURE_BOOT +DOIMAGE_LIBS_CHECK = +DOIMAGE_SEC_FLAGS = +endif #MARVELL_SECURE_BOOT + +ROM_BIN_EXT ?= $(BUILD_PLAT)/ble.bin +DOIMAGE_FLAGS += -b $(ROM_BIN_EXT) $(NAND_DOIMAGE_FLAGS) $(DOIMAGE_SEC_FLAGS) + +# Check whether to build system_power.c for the platform +ifneq ("$(wildcard $(BOARD_DIR)/board/system_power.c)","") +SYSTEM_POWER_SUPPORT = 1 +else +SYSTEM_POWER_SUPPORT = 0 +endif + +# This define specifies DDR type for BLE +$(eval $(call add_define,CONFIG_DDR4)) + +# This define specifies DDR topology for BLE +DDR_TOPOLOGY ?= 0 +$(eval $(call add_define,DDR_TOPOLOGY)) + +MARVELL_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \ + drivers/arm/gic/v2/gicv2_main.c \ + drivers/arm/gic/v2/gicv2_helpers.c \ + plat/common/plat_gicv2.c + +PLAT_INCLUDES += -I$(BOARD_DIR) \ + -I$(BOARD_DIR)/board \ + -I$(CURDIR)/drivers/marvell \ + -I$(PLAT_COMMON_BASE)/include \ + -I$(PLAT_INCLUDE_BASE)/common + +PLAT_BL_COMMON_SOURCES := $(PLAT_COMMON_BASE)/aarch64/a8k_common.c \ + drivers/ti/uart/aarch64/16550_console.S + +ifndef BLE_PORTING_SOURCES +BLE_PORTING_SOURCES := $(BOARD_DIR)/board/dram_port.c \ + $(BOARD_DIR)/board/marvell_plat_config.c +endif + +MARVELL_MOCHI_DRV += $(MARVELL_DRV_BASE)/mochi/cp110_setup.c + +BLE_SOURCES := drivers/mentor/i2c/mi2cv.c \ + $(PLAT_COMMON_BASE)/plat_ble_setup.c \ + $(MARVELL_MOCHI_DRV) \ + $(PLAT_COMMON_BASE)/plat_pm.c \ + $(MARVELL_DRV_BASE)/ap807_clocks_init.c \ + $(MARVELL_DRV_BASE)/thermal.c \ + $(PLAT_COMMON_BASE)/plat_thermal.c \ + $(BLE_PORTING_SOURCES) \ + $(MARVELL_DRV_BASE)/ccu.c \ + $(MARVELL_DRV_BASE)/io_win.c + +BL1_SOURCES += $(PLAT_COMMON_BASE)/aarch64/plat_helpers.S \ + lib/cpus/aarch64/cortex_a72.S + +MARVELL_DRV := $(MARVELL_DRV_BASE)/io_win.c \ + $(MARVELL_DRV_BASE)/iob.c \ + $(MARVELL_DRV_BASE)/mci.c \ + $(MARVELL_DRV_BASE)/amb_adec.c \ + $(MARVELL_DRV_BASE)/ccu.c \ + $(MARVELL_DRV_BASE)/cache_llc.c \ + $(MARVELL_DRV_BASE)/comphy/phy-comphy-cp110.c \ + $(MARVELL_DRV_BASE)/mc_trustzone/mc_trustzone.c \ + $(MARVELL_DRV_BASE)/secure_dfx_access/armada_thermal.c \ + $(MARVELL_DRV_BASE)/secure_dfx_access/misc_dfx.c \ + $(MARVELL_DRV_BASE)/ddr_phy_access.c \ + drivers/rambus/trng_ip_76.c + +ifeq (${MSS_SUPPORT}, 1) +MARVELL_DRV += $(MARVELL_DRV_BASE)/mg_conf_cm3/mg_conf_cm3.c +endif + +ifndef BL31_PORTING_SOURCES +BL31_PORTING_SOURCES := $(BOARD_DIR)/board/marvell_plat_config.c +endif + +ifeq ($(SYSTEM_POWER_SUPPORT),1) +BL31_PORTING_SOURCES += $(BOARD_DIR)/board/system_power.c +endif + +BL31_SOURCES += lib/cpus/aarch64/cortex_a72.S \ + $(PLAT_COMMON_BASE)/aarch64/plat_helpers.S \ + $(PLAT_COMMON_BASE)/aarch64/plat_arch_config.c \ + $(PLAT_COMMON_BASE)/plat_pm.c \ + $(PLAT_COMMON_BASE)/plat_bl31_setup.c \ + $(MARVELL_COMMON_BASE)/marvell_gicv2.c \ + $(MARVELL_COMMON_BASE)/mrvl_sip_svc.c \ + $(MARVELL_COMMON_BASE)/marvell_ddr_info.c \ + $(BL31_PORTING_SOURCES) \ + $(MARVELL_DRV) \ + $(MARVELL_MOCHI_DRV) \ + $(MARVELL_GIC_SOURCES) + +# Add trace functionality for PM +BL31_SOURCES += $(PLAT_COMMON_BASE)/plat_pm_trace.c + + +ifeq (${MSS_SUPPORT}, 1) +# Force builds with BL2 image on a80x0 platforms +ifndef SCP_BL2 + $(error "Error: SCP_BL2 image is mandatory for a8k family") +endif + +# MSS (SCP) build +include $(PLAT_COMMON_BASE)/mss/mss_a8k.mk +endif + +# BLE (ROM context execution code, AKA binary extension) +BLE_PATH ?= $(PLAT_COMMON_BASE)/ble + +include ${BLE_PATH}/ble.mk +$(eval $(call MAKE_BL,ble)) + +clean realclean distclean: mrvl_clean + +.PHONY: mrvl_clean +mrvl_clean: + @echo " Doimage CLEAN" + ${Q}${MAKE} PLAT=${PLAT} --no-print-directory -C ${DOIMAGEPATH} clean + +${DOIMAGETOOL}: FORCE + @$(DOIMAGE_LIBS_CHECK) + ${Q}${MAKE} --no-print-directory -C ${DOIMAGEPATH} + +${BUILD_PLAT}/${FLASH_IMAGE}: ${ROM_BIN_EXT} ${BUILD_PLAT}/${BOOT_IMAGE} ${DOIMAGETOOL} + @${ECHO_BLANK_LINE} + @echo "Building flash image" + ${Q}${DOIMAGETOOL} ${DOIMAGE_FLAGS} ${BUILD_PLAT}/${BOOT_IMAGE} ${BUILD_PLAT}/${FLASH_IMAGE} + @${ECHO_BLANK_LINE} + @echo "Built $@ successfully" + @${ECHO_BLANK_LINE} diff --git a/plat/marvell/armada/a8k/common/aarch64/a8k_common.c b/plat/marvell/armada/a8k/common/aarch64/a8k_common.c new file mode 100644 index 0000000..4332a76 --- /dev/null +++ b/plat/marvell/armada/a8k/common/aarch64/a8k_common.c @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <plat_marvell.h> + + +/* MMU entry for internal (register) space access */ +#define MAP_DEVICE0 MAP_REGION_FLAT(DEVICE0_BASE, \ + DEVICE0_SIZE, \ + MT_DEVICE | MT_RW | MT_SECURE) + +/* + * Table of regions for various BL stages to map using the MMU. + */ +#if IMAGE_BL1 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SECURE_RAM, + MAP_DEVICE0, + {0} +}; +#endif +#if IMAGE_BL2 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SECURE_RAM, + MAP_DEVICE0, + MARVELL_MAP_DRAM, +#ifdef SPD_opteed + MARVELL_MAP_OPTEE_CORE_MEM, + MARVELL_OPTEE_PAGEABLE_LOAD_MEM, +#endif + {0} +}; +#endif + +#if IMAGE_BL2U +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SECURE_RAM, + MAP_DEVICE0, + {0} +}; +#endif + +#if IMAGE_BLE +const mmap_region_t plat_marvell_mmap[] = { + MAP_DEVICE0, + {0} +}; +#endif + +#if IMAGE_BL31 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SECURE_RAM, + MAP_DEVICE0, + MARVELL_MAP_DRAM, + {0} +}; +#endif +#if IMAGE_BL32 +const mmap_region_t plat_marvell_mmap[] = { + MARVELL_MAP_SECURE_RAM, + MAP_DEVICE0, + {0} +}; +#endif + +MARVELL_CASSERT_MMAP; diff --git a/plat/marvell/armada/a8k/common/aarch64/plat_arch_config.c b/plat/marvell/armada/a8k/common/aarch64/plat_arch_config.c new file mode 100644 index 0000000..d576514 --- /dev/null +++ b/plat/marvell/armada/a8k/common/aarch64/plat_arch_config.c @@ -0,0 +1,95 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/marvell/cache_llc.h> +#include <lib/mmio.h> +#include <plat/common/platform.h> + +#define CCU_HTC_ASET (MVEBU_CCU_BASE(MVEBU_AP0) + 0x264) +#define MVEBU_IO_AFFINITY (0xF00) +#define MVEBU_SF_REG (MVEBU_REGS_BASE + 0x40) +#define MVEBU_SF_EN BIT(8) +#define MVEBU_DFX_REG(cluster_id) (MVEBU_REGS_BASE + 0x6F82A0 + \ + (cluster_id) * 0x4) +#define MVEBU_DFX_CLK_EN_POS 0x3 +#define MVEBU_DFX_CL0_CLK_OFFS 16 +#define MVEBU_DFX_CL0_CLK_MASK (0xF << MVEBU_DFX_CL0_CLK_OFFS) +#define MVEBU_DFX_CL1_CLK_OFFS 8 +#define MVEBU_DFX_CL1_CLK_MASK (0xF << MVEBU_DFX_CL1_CLK_OFFS) + +#ifdef MVEBU_SOC_AP807 +static void plat_enable_snoop_filter(void) +{ + int cpu_id = plat_my_core_pos(); + + /* Snoop filter needs to be enabled once per cluster */ + if (cpu_id % 2) + return; + + mmio_setbits_32(MVEBU_SF_REG, MVEBU_SF_EN); +} +#endif + +#ifndef MVEBU_SOC_AP807 +static void plat_config_dfx_clock(void) +{ + int cluster_id = plat_my_core_pos(); + uint32_t val; + + /* DFX clock needs to be configured once per cluster */ + if ((cluster_id % PLAT_MAX_CPUS_PER_CLUSTER) != 0) { + return; + } + + val = mmio_read_32(MVEBU_DFX_REG(cluster_id / PLAT_MAX_CPUS_PER_CLUSTER)); + if (cluster_id == 0) { + val &= ~MVEBU_DFX_CL0_CLK_MASK; + val |= (MVEBU_DFX_CLK_EN_POS << MVEBU_DFX_CL0_CLK_OFFS); + } else { + val &= ~MVEBU_DFX_CL1_CLK_MASK; + val |= (MVEBU_DFX_CLK_EN_POS << MVEBU_DFX_CL1_CLK_OFFS); + } + mmio_write_32(MVEBU_DFX_REG(cluster_id / PLAT_MAX_CPUS_PER_CLUSTER), val); +} +#endif + +static void plat_enable_affinity(void) +{ + int cluster_id; + int affinity; + + /* set CPU Affinity */ + cluster_id = plat_my_core_pos() / PLAT_MARVELL_CLUSTER_CORE_COUNT; + affinity = (MVEBU_IO_AFFINITY | (1 << cluster_id)); + mmio_write_32(CCU_HTC_ASET, affinity); + + /* set barier */ + isb(); +} + +void marvell_psci_arch_init(int die_index) +{ +#if LLC_ENABLE + /* check if LLC is in exclusive mode + * as L2 is configured to UniqueClean eviction + * (in a8k reset handler) + */ + if (llc_is_exclusive(0) == 0) + ERROR("LLC should be configured to exclusice mode\n"); +#endif + + /* Enable Affinity */ + plat_enable_affinity(); + +#ifdef MVEBU_SOC_AP807 + plat_enable_snoop_filter(); +#else + plat_config_dfx_clock(); +#endif +} diff --git a/plat/marvell/armada/a8k/common/aarch64/plat_helpers.S b/plat/marvell/armada/a8k/common/aarch64/plat_helpers.S new file mode 100644 index 0000000..fadc4c2 --- /dev/null +++ b/plat/marvell/armada/a8k/common/aarch64/plat_helpers.S @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <asm_macros.S> +#include <platform_def.h> +#include <marvell_pm.h> + + .globl plat_secondary_cold_boot_setup + .globl plat_get_my_entrypoint + .globl plat_is_my_cpu_primary + .globl plat_reset_handler + + /* ----------------------------------------------------- + * void plat_secondary_cold_boot_setup (void); + * + * This function performs any platform specific actions + * needed for a secondary cpu after a cold reset. Right + * now this is a stub function. + * ----------------------------------------------------- + */ +func plat_secondary_cold_boot_setup + mov x0, #0 + ret +endfunc plat_secondary_cold_boot_setup + + /* --------------------------------------------------------------------- + * unsigned long plat_get_my_entrypoint (void); + * + * Main job of this routine is to distinguish + * between a cold and warm boot + * For a cold boot, return 0. + * For a warm boot, read the mailbox and return the address it contains. + * + * --------------------------------------------------------------------- + */ +func plat_get_my_entrypoint + /* Read first word and compare it with magic num */ + mov_imm x0, PLAT_MARVELL_MAILBOX_BASE + ldr x1, [x0] + mov_imm x2, MVEBU_MAILBOX_MAGIC_NUM + cmp x1, x2 + beq warm_boot /* If compare failed, return 0, i.e. cold boot */ + mov x0, #0 + ret +warm_boot: + mov_imm x1, MBOX_IDX_SEC_ADDR /* Get the jump address */ + subs x1, x1, #1 + mov x2, #(MBOX_IDX_SEC_ADDR * 8) + lsl x3, x2, x1 + add x0, x0, x3 + ldr x0, [x0] + ret +endfunc plat_get_my_entrypoint + + /* ----------------------------------------------------- + * unsigned int plat_is_my_cpu_primary (void); + * + * Find out whether the current cpu is the primary + * cpu. + * ----------------------------------------------------- + */ +func plat_is_my_cpu_primary + mrs x0, mpidr_el1 + and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK) + cmp x0, #MVEBU_PRIMARY_CPU + cset w0, eq + ret +endfunc plat_is_my_cpu_primary + + /* ----------------------------------------------------- + * void plat_reset_handler (void); + * + * Platform specific configuration right after cpu is + * is our of reset. + * + * The plat_reset_handler can clobber x0 - x18, x30. + * ----------------------------------------------------- + */ +func plat_reset_handler + /* + * Note: the configurations below should be done before MMU, + * I Cache and L2are enabled. + * The reset handler is executed right after reset + * and before Caches are enabled. + */ + + /* Enable L1/L2 ECC and Parity */ + mrs x5, s3_1_c11_c0_2 /* L2 Ctrl */ + orr x5, x5, #(1 << 21) /* Enable L1/L2 cache ECC & Parity */ + msr s3_1_c11_c0_2, x5 /* L2 Ctrl */ + +#if LLC_ENABLE + /* + * Enable L2 UniqueClean evictions + * Note: this configuration assumes that LLC is configured + * in exclusive mode. + * Later on in the code this assumption will be validated + */ + mrs x5, s3_1_c15_c0_0 /* L2 Ctrl */ + orr x5, x5, #(1 << 14) /* Enable UniqueClean evictions with data */ + msr s3_1_c15_c0_0, x5 /* L2 Ctrl */ +#endif + + /* Instruction Barrier to allow msr command completion */ + isb + + ret +endfunc plat_reset_handler diff --git a/plat/marvell/armada/a8k/common/ble/ble.ld.S b/plat/marvell/armada/a8k/common/ble/ble.ld.S new file mode 100644 index 0000000..446849b --- /dev/null +++ b/plat/marvell/armada/a8k/common/ble/ble.ld.S @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +OUTPUT_FORMAT(PLATFORM_LINKER_FORMAT) +OUTPUT_ARCH(PLATFORM_LINKER_ARCH) +ENTRY(ble_main) + +MEMORY { + RAM (rwx): ORIGIN = BLE_BASE, LENGTH = BLE_LIMIT - BLE_BASE +} + +SECTIONS +{ + . = BLE_BASE; + + .ro . : { + __RO_START__ = .; + *ble_main.o(.entry*) + *(.text*) + *(.rodata*) + __RO_END_UNALIGNED__ = .; + __RO_END__ = .; + } >RAM + + /* + * Define a linker symbol to mark start of the RW memory area for this + * image. + */ + __RW_START__ = . ; + + .data . : { + __DATA_START__ = .; + *(.data*) + __DATA_END__ = .; + } >RAM + + .stacks . (NOLOAD) : { + __STACKS_START__ = .; + *(.tzfw_normal_stacks) + __STACKS_END__ = .; + } >RAM + + .bss : { + __BSS_START__ = .; + *(.bss*) + __BSS_END__ = .; + } >RAM + + /* + * Extend the BLE binary to the maximum size allocated for it in platform + * definition files and prevent overlapping between BLE BSS section and + * additional extensions that can follow the BLE in flash image preamble. + * This situation happens for instance when secure extension is added to + * the image preamble. + */ + .fill LOADADDR(.bss) + SIZEOF(.bss) : { + FILL(0xDEADC0DE); + . = ORIGIN(RAM) + LENGTH(RAM) - 1; + BYTE(0x00) + } >RAM + + /* + * Define a linker symbol to mark end of the RW memory area for this + * image. + */ + __RW_END__ = .; + __BLE_END__ = .; + + __BSS_SIZE__ = SIZEOF(.bss); +} diff --git a/plat/marvell/armada/a8k/common/ble/ble.mk b/plat/marvell/armada/a8k/common/ble/ble.mk new file mode 100644 index 0000000..752ab41 --- /dev/null +++ b/plat/marvell/armada/a8k/common/ble/ble.mk @@ -0,0 +1,35 @@ +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses + +MV_DDR_LIB = $(BUILD_PLAT)/ble/mv_ddr_lib.a +LIBC_LIB = $(BUILD_PLAT)/lib/libc.a +BLE_LIBS = $(MV_DDR_LIB) $(LIBC_LIB) +PLAT_MARVELL = plat/marvell/armada + +BLE_SOURCES += $(BLE_PATH)/ble_main.c \ + $(BLE_PATH)/ble_mem.S \ + drivers/delay_timer/delay_timer.c \ + drivers/marvell/iob.c \ + $(PLAT_MARVELL)/common/aarch64/marvell_helpers.S \ + $(PLAT_MARVELL)/common/plat_delay_timer.c \ + $(PLAT_MARVELL)/common/marvell_console.c + +MV_DDR_INCLUDES := -I$(CURDIR)/include \ + -I$(CURDIR)/include/arch/aarch64 \ + -I$(CURDIR)/include/lib/libc \ + -I$(CURDIR)/include/lib/libc/aarch64 + +BLE_DEFAULT_LINKER_SCRIPT_SOURCE := $(BLE_PATH)/ble.ld.S + +BLE_OBJS := $(addprefix $(BUILD_PLAT)/ble/,$(call SOURCES_TO_OBJS,$(BLE_SOURCES))) +$(BLE_OBJS): PLAT_INCLUDES += -I$(MV_DDR_PATH) +$(BLE_OBJS): $(MV_DDR_LIB) + +$(MV_DDR_LIB): FORCE +# Do not remove! Following checks are required to ensure correct TF-A builds, removing these checks leads to broken TF-A builds + $(if $(value MV_DDR_PATH),,$(error "Platform '$(PLAT)' for BLE requires MV_DDR_PATH. Please set MV_DDR_PATH to point to the right directory")) + $(if $(wildcard $(value MV_DDR_PATH)/*),,$(error "'MV_DDR_PATH=$(value MV_DDR_PATH)' was specified, but '$(value MV_DDR_PATH)' directory does not exist")) + $(if $(shell git -C $(value MV_DDR_PATH) rev-parse --show-cdup 2>&1),$(error "'MV_DDR_PATH=$(value MV_DDR_PATH)' was specified, but '$(value MV_DDR_PATH)' does not contain valid mv-ddr-marvell git repository")) + @+make -C $(MV_DDR_PATH) --no-print-directory PLAT_INCLUDES="$(MV_DDR_INCLUDES)" PLATFORM=$(PLAT) ARCH=AARCH64 OBJ_DIR=$(BUILD_PLAT)/ble diff --git a/plat/marvell/armada/a8k/common/ble/ble_main.c b/plat/marvell/armada/a8k/common/ble/ble_main.c new file mode 100644 index 0000000..5b3acec --- /dev/null +++ b/plat/marvell/armada/a8k/common/ble/ble_main.c @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <string.h> + +#include <platform_def.h> + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/console.h> + +#include <marvell_plat_priv.h> +#include <marvell_pm.h> +#include <plat_marvell.h> + +#define BR_FLAG_SILENT 0x1 +#define SKIP_IMAGE_CODE 0xDEADB002 + +void mailbox_clean(void) +{ + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + memset(mailbox, 0, PLAT_MARVELL_MAILBOX_SIZE); +} + +int exec_ble_main(int bootrom_flags) +{ + int skip = 0; + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + /* + * In some situations, like boot from UART, bootrom will + * request to avoid printing to console. in that case don't + * initialize the console and prints will be ignored + */ + if ((bootrom_flags & BR_FLAG_SILENT) == 0) + marvell_console_boot_init(); + + NOTICE("Starting binary extension\n"); + + /* initialize time (for delay functionality) */ + plat_delay_timer_init(); + + ble_plat_setup(&skip); + + /* if there's skip image request, bootrom will load from the image + * saved on the next address of the flash + */ + if (skip) + return SKIP_IMAGE_CODE; + + /* + * Check if the mailbox magic number is stored at index MBOX_IDX_MAGIC + * and the suspend to RAM magic number at index MBOX_IDX_SUSPEND_MAGIC. + * If the above is true, this is the recovery from suspend to RAM state. + * In such case the mailbox should remain intact, since it stores the + * warm boot jump address to be used by the TF-A in BL31. + * Othervise the mailbox should be cleaned from a garbage data. + */ + if (mailbox[MBOX_IDX_MAGIC] != MVEBU_MAILBOX_MAGIC_NUM || + mailbox[MBOX_IDX_SUSPEND_MAGIC] != MVEBU_MAILBOX_SUSPEND_STATE) { + NOTICE("Cold boot\n"); + mailbox_clean(); + } else { + void (*bootrom_exit)(void) = + (void (*)(void))mailbox[MBOX_IDX_ROM_EXIT_ADDR]; + + INFO("Recovery...\n"); + /* + * If this is recovery from suspend, two things has to be done: + * 1. Define the DRAM region as executable memory for preparing + * jump to TF-A + * 2. Instead of returning control to the BootROM, invalidate + * and flush caches, and continue execution at address stored + * in the mailbox. + * This should be done until the BootROM have a native support + * for the system restore flow. + */ + marvell_ble_prepare_exit(); + bootrom_exit(); + } + + return 0; +} + +/* NOTE: don't notify this function, all code must be added to exec_ble_main + * in order to keep the end of ble_main as a fixed address. + */ +int __attribute__ ((section(".entry"))) ble_main(int bootrom_flags) +{ + volatile int ret; + + ret = exec_ble_main(bootrom_flags); + return ret; +} diff --git a/plat/marvell/armada/a8k/common/ble/ble_mem.S b/plat/marvell/armada/a8k/common/ble/ble_mem.S new file mode 100644 index 0000000..a48d546 --- /dev/null +++ b/plat/marvell/armada/a8k/common/ble/ble_mem.S @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <asm_macros.S> +#include <marvell_def.h> +#include <platform_def.h> + +#define PTE_NON_EXEC_OFF 54 /* XN - eXecute Never bit offset - see VMSAv8-64 */ + + .globl marvell_ble_prepare_exit + +func marvell_ble_prepare_exit + /* + * Read the page table base and set the first page to be executable. + * This is required for jumping to DRAM for further execution. + */ + mrs x0, ttbr0_el3 + ldr x1, [x0] + mov x2, #1 + bic x1, x1, x2, lsl #PTE_NON_EXEC_OFF + str x1, [x0] + tlbi alle3 + dsb sy + isb + ret +endfunc marvell_ble_prepare_exit diff --git a/plat/marvell/armada/a8k/common/include/a8k_plat_def.h b/plat/marvell/armada/a8k/common/include/a8k_plat_def.h new file mode 100644 index 0000000..3a0fd4b --- /dev/null +++ b/plat/marvell/armada/a8k/common/include/a8k_plat_def.h @@ -0,0 +1,195 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef A8K_PLAT_DEF_H +#define A8K_PLAT_DEF_H + +#include <marvell_def.h> + +#define MVEBU_PRIMARY_CPU 0x0 +#define MVEBU_AP0 0x0 + +/* APN806 revision ID */ +#define MVEBU_CSS_GWD_CTRL_IIDR2_REG (MVEBU_REGS_BASE + 0x610FCC) +#define GWD_IIDR2_REV_ID_OFFSET 12 +#define GWD_IIDR2_REV_ID_MASK 0xF +#define GWD_IIDR2_CHIP_ID_OFFSET 20 +#define GWD_IIDR2_CHIP_ID_MASK (0xFFFu << GWD_IIDR2_CHIP_ID_OFFSET) + +#define CHIP_ID_AP806 0x806 +#define CHIP_ID_AP807 0x807 + +#define COUNTER_FREQUENCY 25000000 + +#define MVEBU_REGS_BASE 0xF0000000 +#define MVEBU_REGS_BASE_MASK 0xF0000000 +#define MVEBU_REGS_BASE_AP(ap) MVEBU_REGS_BASE +#define MVEBU_AP_IO_BASE(ap) 0xF2000000 +#define MVEBU_CP_OFFSET 0x2000000 +#define MVEBU_CP_REGS_BASE(cp_index) (MVEBU_AP_IO_BASE(0) + \ + (cp_index) * MVEBU_CP_OFFSET) +#define MVEBU_RFU_BASE (MVEBU_REGS_BASE + 0x6F0000) +#define MVEBU_IO_WIN_BASE(ap_index) (MVEBU_RFU_BASE) +#define MVEBU_IO_WIN_GCR_OFFSET (0x70) +#define MVEBU_IO_WIN_MAX_WINS (7) + +/* Misc SoC configurations Base */ +#define MVEBU_MISC_SOC_BASE (MVEBU_REGS_BASE + 0x6F4300) + +#define MVEBU_CCU_BASE(ap_index) (MVEBU_REGS_BASE + 0x4000) +#define MVEBU_CCU_MAX_WINS (8) + +#define MVEBU_LLC_BASE(ap_index) (MVEBU_REGS_BASE + 0x8000) +#define MVEBU_DRAM_MAC_BASE (MVEBU_REGS_BASE + 0x20000) +#define MVEBU_DRAM_PHY_BASE (MVEBU_REGS_BASE + 0x20000) +#define MVEBU_SMMU_BASE (MVEBU_REGS_BASE + 0x100000) +#define MVEBU_CP_MPP_REGS(cp_index, n) (MVEBU_CP_REGS_BASE(cp_index) + \ + 0x440000 + ((n) << 2)) +#define MVEBU_PM_MPP_REGS(cp_index, n) (MVEBU_CP_REGS_BASE(cp_index) + \ + 0x440000 + ((n / 8) << 2)) +#define MVEBU_CP_GPIO_DATA_OUT(cp_index, n) \ + (MVEBU_CP_REGS_BASE(cp_index) + \ + 0x440100 + ((n > 31) ? 0x40 : 0x00)) +#define MVEBU_CP_GPIO_DATA_OUT_EN(cp_index, n) \ + (MVEBU_CP_REGS_BASE(cp_index) + \ + 0x440104 + ((n > 31) ? 0x40 : 0x00)) +#define MVEBU_CP_GPIO_DATA_IN(cp_index, n) (MVEBU_CP_REGS_BASE(cp_index) + \ + 0x440110 + ((n > 31) ? 0x40 : 0x00)) +#define MVEBU_AP_MPP_REGS(n) (MVEBU_RFU_BASE + 0x4000 + ((n) << 2)) +#define MVEBU_AP_GPIO_REGS (MVEBU_RFU_BASE + 0x5040) +#define MVEBU_AP_GPIO_DATA_IN (MVEBU_AP_GPIO_REGS + 0x10) +#define MVEBU_AP_I2C_BASE (MVEBU_REGS_BASE + 0x511000) +#define MVEBU_CP0_I2C_BASE (MVEBU_CP_REGS_BASE(0) + 0x701000) +#define MVEBU_AP_GEN_MGMT_BASE (MVEBU_RFU_BASE + 0x8000) +#define MVEBU_AP_EXT_TSEN_BASE (MVEBU_AP_GEN_MGMT_BASE + 0x84) + +#define MVEBU_AP_MC_TRUSTZONE_REG_LOW(ap, win) (MVEBU_REGS_BASE_AP(ap) + \ + 0x20080 + ((win) * 0x8)) +#define MVEBU_AP_MC_TRUSTZONE_REG_HIGH(ap, win) (MVEBU_REGS_BASE_AP(ap) + \ + 0x20084 + ((win) * 0x8)) + +/* MCI indirect access definitions */ +#define MCI_MAX_UNIT_ID 2 +/* SoC RFU / IHBx4 Control */ +#define MCIX4_REG_START_ADDRESS_REG(unit_id) (MVEBU_RFU_BASE + \ + 0x4218 + (unit_id * 0x20)) +#define MCI_REMAP_OFF_SHIFT 8 + +#define MVEBU_MCI_REG_BASE_REMAP(index) (0xFD000000 + \ + ((index) * 0x1000000)) + +#define MVEBU_PCIE_X4_MAC_BASE(x) (MVEBU_CP_REGS_BASE(x) + 0x600000) +#define MVEBU_COMPHY_BASE(x) (MVEBU_CP_REGS_BASE(x) + 0x441000) +#define MVEBU_HPIPE_BASE(x) (MVEBU_CP_REGS_BASE(x) + 0x120000) +#define MVEBU_CP_DFX_OFFSET (0x400200) + +/***************************************************************************** + * MVEBU memory map related constants + ***************************************************************************** + */ +/* Aggregate of all devices in the first GB */ +#define DEVICE0_BASE MVEBU_REGS_BASE +#define DEVICE0_SIZE 0x10000000 + +/***************************************************************************** + * GIC-400 & interrupt handling related constants + ***************************************************************************** + */ +/* Base MVEBU compatible GIC memory map */ +#define MVEBU_GICD_BASE 0x210000 +#define MVEBU_GICC_BASE 0x220000 + + +/***************************************************************************** + * AXI Configuration + ***************************************************************************** + */ +#define MVEBU_AXI_ATTR_ARCACHE_OFFSET 4 +#define MVEBU_AXI_ATTR_ARCACHE_MASK (0xF << \ + MVEBU_AXI_ATTR_ARCACHE_OFFSET) +#define MVEBU_AXI_ATTR_ARDOMAIN_OFFSET 12 +#define MVEBU_AXI_ATTR_ARDOMAIN_MASK (0x3 << \ + MVEBU_AXI_ATTR_ARDOMAIN_OFFSET) +#define MVEBU_AXI_ATTR_AWCACHE_OFFSET 20 +#define MVEBU_AXI_ATTR_AWCACHE_MASK (0xF << \ + MVEBU_AXI_ATTR_AWCACHE_OFFSET) +#define MVEBU_AXI_ATTR_AWDOMAIN_OFFSET 28 +#define MVEBU_AXI_ATTR_AWDOMAIN_MASK (0x3 << \ + MVEBU_AXI_ATTR_AWDOMAIN_OFFSET) + +/* SATA MBUS to AXI configuration */ +#define MVEBU_SATA_M2A_AXI_ARCACHE_OFFSET 1 +#define MVEBU_SATA_M2A_AXI_ARCACHE_MASK (0xF << \ + MVEBU_SATA_M2A_AXI_ARCACHE_OFFSET) +#define MVEBU_SATA_M2A_AXI_AWCACHE_OFFSET 5 +#define MVEBU_SATA_M2A_AXI_AWCACHE_MASK (0xF << \ + MVEBU_SATA_M2A_AXI_AWCACHE_OFFSET) + +/* ARM cache attributes */ +#define CACHE_ATTR_BUFFERABLE 0x1 +#define CACHE_ATTR_CACHEABLE 0x2 +#define CACHE_ATTR_READ_ALLOC 0x4 +#define CACHE_ATTR_WRITE_ALLOC 0x8 +/* Domain */ +#define DOMAIN_NON_SHAREABLE 0x0 +#define DOMAIN_INNER_SHAREABLE 0x1 +#define DOMAIN_OUTER_SHAREABLE 0x2 +#define DOMAIN_SYSTEM_SHAREABLE 0x3 + +/************************************************************************ + * Required platform porting definitions common to all + * Management Compute SubSystems (MSS) + ************************************************************************ + */ +/* + * Load address of SCP_BL2 + * SCP_BL2 is loaded to the same place as BL31. + * Once SCP_BL2 is transferred to the SCP, + * it is discarded and BL31 is loaded over the top. + */ +#ifdef SCP_IMAGE +#define SCP_BL2_BASE BL31_BASE +#define SCP_BL2_SIZE BL31_LIMIT +#endif + +#ifndef __ASSEMBLER__ +enum ap806_sar_target_dev { + SAR_PIDI_MCIX2 = 0x0, + SAR_MCIX4 = 0x1, + SAR_SPI = 0x2, + SAR_SD = 0x3, + SAR_PIDI_MCIX2_BD = 0x4, /* BootRom disabled */ + SAR_MCIX4_DB = 0x5, /* BootRom disabled */ + SAR_SPI_DB = 0x6, /* BootRom disabled */ + SAR_EMMC = 0x7 +}; + +enum io_win_target_ids { + MCI_0_TID = 0x0, + MCI_1_TID = 0x1, + MCI_2_TID = 0x2, + PIDI_TID = 0x3, + SPI_TID = 0x4, + STM_TID = 0x5, + BOOTROM_TID = 0x6, + IO_WIN_MAX_TID +}; + +enum ccu_target_ids { + IO_0_TID = 0x00, + DRAM_0_TID = 0x03, + IO_1_TID = 0x0F, + CFG_REG_TID = 0x10, + RAR_TID = 0x20, + SRAM_TID = 0x40, + DRAM_1_TID = 0xC0, + CCU_MAX_TID, + INVALID_TID = 0xFF +}; +#endif /* __ASSEMBLER__ */ + +#endif /* A8K_PLAT_DEF_H */ diff --git a/plat/marvell/armada/a8k/common/include/ddr_info.h b/plat/marvell/armada/a8k/common/include/ddr_info.h new file mode 100644 index 0000000..e19036a --- /dev/null +++ b/plat/marvell/armada/a8k/common/include/ddr_info.h @@ -0,0 +1,9 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#define DRAM_MAX_IFACE 1 +#define DRAM_CH0_MMAP_LOW_OFFSET 0x20200 diff --git a/plat/marvell/armada/a8k/common/include/mentor_i2c_plat.h b/plat/marvell/armada/a8k/common/include/mentor_i2c_plat.h new file mode 100644 index 0000000..e03c448 --- /dev/null +++ b/plat/marvell/armada/a8k/common/include/mentor_i2c_plat.h @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ +/* This driver provides I2C support for Marvell A8K and compatible SoCs */ + +#ifndef MENTOR_I2C_PLAT_H +#define MENTOR_I2C_PLAT_H + +#define CONFIG_SYS_TCLK 250000000 +#define CONFIG_SYS_I2C_SPEED 100000 +#define CONFIG_SYS_I2C_SLAVE 0x0 + +#define I2C_CAN_UNSTUCK + +struct mentor_i2c_regs { + uint32_t slave_address; + uint32_t data; + uint32_t control; + union { + uint32_t status; /* when reading */ + uint32_t baudrate; /* when writing */ + }; + uint32_t xtnd_slave_addr; + uint32_t reserved[2]; + uint32_t soft_reset; + uint8_t reserved2[0xa0 - 0x20]; + uint32_t unstuck; +}; + +#endif /* MENTOR_I2C_PLAT_H */ diff --git a/plat/marvell/armada/a8k/common/include/plat_macros.S b/plat/marvell/armada/a8k/common/include/plat_macros.S new file mode 100644 index 0000000..8faccf0 --- /dev/null +++ b/plat/marvell/armada/a8k/common/include/plat_macros.S @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef PLAT_MACROS_S +#define PLAT_MACROS_S + +#include <marvell_macros.S> + +/* + * Required platform porting macros + * (Provided by included headers) + */ +.macro plat_crash_print_regs +.endm + +#endif /* PLAT_MACROS_S */ diff --git a/plat/marvell/armada/a8k/common/include/platform_def.h b/plat/marvell/armada/a8k/common/include/platform_def.h new file mode 100644 index 0000000..45860ba --- /dev/null +++ b/plat/marvell/armada/a8k/common/include/platform_def.h @@ -0,0 +1,196 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef PLATFORM_DEF_H +#define PLATFORM_DEF_H + +#ifndef __ASSEMBLER__ +#include <stdio.h> +#endif /* __ASSEMBLER__ */ + +#include <common/interrupt_props.h> +#include <drivers/arm/gic_common.h> + +#include <board_marvell_def.h> +#include <mvebu_def.h> + +/* + * Most platform porting definitions provided by included headers + */ + +/* + * DRAM Memory layout: + * +-----------------------+ + * : : + * : Linux : + * 0x04X00000-->+-----------------------+ + * | BL3-3(u-boot) |>>}>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> + * |-----------------------| } | + * | BL3-[0,1, 2] | }---------------------------------> | + * |-----------------------| } || | + * | BL2 | }->FIP (loaded by || | + * |-----------------------| } BootROM to DRAM) || | + * | FIP_TOC | } || | + * 0x04120000-->|-----------------------| || | + * | BL1 (RO) | || | + * 0x04100000-->+-----------------------+ || | + * : : || | + * : Trusted SRAM section : \/ | + * 0x04040000-->+-----------------------+ Replaced by BL2 +----------------+ | + * | BL1 (RW) | <<<<<<<<<<<<<<<< | BL3-1 NOBITS | | + * 0x04037000-->|-----------------------| <<<<<<<<<<<<<<<< |----------------| | + * | | <<<<<<<<<<<<<<<< | BL3-1 PROGBITS | | + * 0x04023000-->|-----------------------| +----------------+ | + * | BL2 | | + * |-----------------------| | + * | | | + * 0x04001000-->|-----------------------| | + * | Shared | | + * 0x04000000-->+-----------------------+ | + * : : | + * : Linux : | + * : : | + * |-----------------------| | + * | | U-Boot(BL3-3) Loaded by BL2 | + * | U-Boot | <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< + * 0x00000000-->+-----------------------+ + * + * Trusted SRAM section 0x4000000..0x4200000: + * ---------------------------------------- + * SRAM_BASE = 0x4001000 + * BL2_BASE = 0x4006000 + * BL2_LIMIT = BL31_BASE + * BL31_BASE = 0x4023000 = (64MB + 256KB - 0x1D000) + * BL31_PROGBITS_LIMIT = BL1_RW_BASE + * BL1_RW_BASE = 0x4037000 = (64MB + 256KB - 0x9000) + * BL1_RW_LIMIT = BL31_LIMIT = 0x4040000 + * + * + * PLAT_MARVELL_FIP_BASE = 0x4120000 + */ + +#define PLAT_MARVELL_SRAM_BASE 0xFFE1C048 +#define PLAT_MARVELL_SRAM_END 0xFFE78000 + +#define PLAT_MARVELL_ATF_BASE 0x4000000 +#define PLAT_MARVELL_ATF_LOAD_ADDR (PLAT_MARVELL_ATF_BASE + \ + 0x100000) + +#define PLAT_MARVELL_FIP_BASE (PLAT_MARVELL_ATF_LOAD_ADDR + \ + 0x20000) +#define PLAT_MARVELL_FIP_MAX_SIZE 0x4000000 + +#define PLAT_MARVELL_NORTHB_COUNT 1 + +#define PLAT_MARVELL_CLUSTER_COUNT U(2) +#define PLAT_MARVELL_CLUSTER_CORE_COUNT U(2) + +#define PLAT_MARVELL_CORE_COUNT (PLAT_MARVELL_CLUSTER_COUNT * \ + PLAT_MARVELL_CLUSTER_CORE_COUNT) + +#define PLAT_MAX_CPUS_PER_CLUSTER PLAT_MARVELL_CLUSTER_CORE_COUNT + +/* Part of DRAM that is used as Trusted ROM */ +#define PLAT_MARVELL_TRUSTED_ROM_BASE PLAT_MARVELL_ATF_LOAD_ADDR +/* 4 MB for FIP image */ +#define PLAT_MARVELL_TRUSTED_ROM_SIZE 0x00400000 +/* Reserve 12MB for SCP (Secure PayLoad) Trusted RAM + * OP-TEE 4MB SHMEM follows this region + */ +#define PLAT_MARVELL_TRUSTED_RAM_BASE 0x04400000 +#define PLAT_MARVELL_TRUSTED_RAM_SIZE 0x00C00000 /* 12 MB DRAM */ + +#define PLAT_MARVELL_LLC_SRAM_BASE 0x05400000 +#define PLAT_MARVELL_LLC_SRAM_SIZE 0x00100000 /* 1 MB SRAM */ + +/* + * PLAT_ARM_MAX_BL1_RW_SIZE is calculated using the current BL1 RW debug size + * plus a little space for growth. + */ +#define PLAT_MARVELL_MAX_BL1_RW_SIZE 0xA000 + +/* + * PLAT_ARM_MAX_BL2_SIZE is calculated using the current BL2 debug size plus a + * little space for growth. + */ +#define PLAT_MARVELL_MAX_BL2_SIZE 0xF000 + +/* + * PLAT_ARM_MAX_BL31_SIZE is calculated using the current BL31 debug size plus a + * little space for growth. + */ +#define PLAT_MARVEL_MAX_BL31_SIZE 0x5D000 + +#define PLAT_MARVELL_CPU_ENTRY_ADDR BL1_RO_BASE + +/* GIC related definitions */ +#define PLAT_MARVELL_GICD_BASE (MVEBU_REGS_BASE + MVEBU_GICD_BASE) +#define PLAT_MARVELL_GICC_BASE (MVEBU_REGS_BASE + MVEBU_GICC_BASE) + +#define PLAT_MARVELL_G0_IRQ_PROPS(grp) \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_PIC0, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL) + +#define PLAT_MARVELL_G1S_IRQ_PROPS(grp) \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, \ + grp, GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL), \ + INTR_PROP_DESC(MARVELL_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, grp, \ + GIC_INTR_CFG_LEVEL) + +#define PLAT_MARVELL_SHARED_RAM_CACHED 1 + +/* + * Load address of BL3-3 for this platform port + */ +#define PLAT_MARVELL_NS_IMAGE_OFFSET 0x0 + +/* System Reference Clock*/ +#define PLAT_REF_CLK_IN_HZ COUNTER_FREQUENCY + +/* + * PL011 related constants + */ +#define PLAT_MARVELL_UART_BASE (MVEBU_REGS_BASE + 0x512000) +#define PLAT_MARVELL_UART_CLK_IN_HZ 200000000 + +/* Recovery image enable */ +#define PLAT_RECOVERY_IMAGE_ENABLE 0 + +/* Required platform porting definitions */ +#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1 + +/* System timer related constants */ +#define PLAT_MARVELL_NSTIMER_FRAME_ID 1 + +/* Mailbox base address (note the lower memory space + * is reserved for BLE data) + */ +#define PLAT_MARVELL_MAILBOX_BASE (MARVELL_SHARED_RAM_BASE \ + + 0x400) +#define PLAT_MARVELL_MAILBOX_SIZE 0x100 +#define PLAT_MARVELL_MAILBOX_MAGIC_NUM 0x6D72766C /* mrvl */ + +/* Securities */ +#define IRQ_SEC_OS_TICK_INT MARVELL_IRQ_SEC_PHY_TIMER + +#define MVEBU_PMU_IRQ_WA + +#endif /* PLATFORM_DEF_H */ diff --git a/plat/marvell/armada/a8k/common/mss/mss_a8k.mk b/plat/marvell/armada/a8k/common/mss/mss_a8k.mk new file mode 100644 index 0000000..315fc87 --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_a8k.mk @@ -0,0 +1,22 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + +PLAT_MARVELL := plat/marvell/armada +A8K_MSS_SOURCE := $(PLAT_MARVELL)/a8k/common/mss + +BL2_SOURCES += $(A8K_MSS_SOURCE)/mss_bl2_setup.c \ + $(MARVELL_MOCHI_DRV) + +BL31_SOURCES += $(A8K_MSS_SOURCE)/mss_pm_ipc.c \ + $(A8K_MSS_SOURCE)/mss_bl31_setup.c + +PLAT_INCLUDES += -I$(A8K_MSS_SOURCE) + +ifneq (${SCP_BL2},) +# This define is used to inidcate the SCP image is present +$(eval $(call add_define,SCP_IMAGE)) +endif diff --git a/plat/marvell/armada/a8k/common/mss/mss_bl2_setup.c b/plat/marvell/armada/a8k/common/mss/mss_bl2_setup.c new file mode 100644 index 0000000..dee2d5b --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_bl2_setup.c @@ -0,0 +1,165 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <common/bl_common.h> +#include <common/debug.h> +#include <drivers/marvell/ccu.h> +#include <drivers/marvell/mochi/ap_setup.h> +#include <drivers/marvell/mochi/cp110_setup.h> +#include <lib/mmio.h> + +#include <armada_common.h> +#include <marvell_plat_priv.h> /* timer functionality */ +#include "mss_defs.h" +#include "mss_scp_bootloader.h" + +/* MSS windows configuration */ +#define MSS_AEBR(base) (base + 0x160) +#define MSS_AIBR(base) (base + 0x164) +#define MSS_AEBR_MASK 0xFFF +#define MSS_AIBR_MASK 0xFFF + +#define MSS_EXTERNAL_SPACE 0x50000000 +#define MSS_EXTERNAL_ACCESS_BIT 28 +#define MSS_EXTERNAL_ADDR_MASK 0xfffffff +#define MSS_INTERNAL_ACCESS_BIT 28 + +struct addr_map_win ccu_mem_map[] = { + {MVEBU_CP_REGS_BASE(0), 0x4000000, IO_0_TID} +}; + +/* Since the scp_bl2 image can contain firmware for cp1 and cp0 coprocessors, + * the access to cp0 and cp1 need to be provided. More precisely it is + * required to: + * - get the information about device id which is stored in CP0 registers + * (to distinguish between cases where we have cp0 and cp1 or standalone cp0) + * - get the access to cp which is needed for loading fw for cp0/cp1 + * coprocessors + * This function configures ccu windows accordingly. + * + * Note: there is no need to restore previous ccu configuration, since in next + * phase (BL31) the init_ccu will be called (via apn806_init/ + * bl31_plat_arch_setu) and therefore the ccu configuration will be overwritten. + */ +static int bl2_plat_mmap_init(void) +{ + int cfg_num, win_id, cfg_idx, cp; + + cfg_num = ARRAY_SIZE(ccu_mem_map); + + /* CCU window-0 should not be counted - it's already used */ + if (cfg_num > (MVEBU_CCU_MAX_WINS - 1)) { + ERROR("BL2: %s: trying to open too many windows\n", __func__); + return -1; + } + + /* Enable required CCU windows + * Do not touch CCU window 0, + * it's used for the internal registers access + */ + for (cfg_idx = 0, win_id = 1; + (win_id < MVEBU_CCU_MAX_WINS) && (cfg_idx < cfg_num); win_id++) { + /* Skip already enabled CCU windows */ + if (ccu_is_win_enabled(MVEBU_AP0, win_id)) + continue; + /* Enable required CCU windows */ + ccu_win_check(&ccu_mem_map[cfg_idx]); + ccu_enable_win(MVEBU_AP0, &ccu_mem_map[cfg_idx], win_id); + cfg_idx++; + } + + /* Config address for each cp other than cp0 */ + for (cp = 1; cp < CP_COUNT; cp++) + update_cp110_default_win(cp); + + /* There is need to configure IO_WIN windows again to overwrite + * temporary configuration done during update_cp110_default_win + */ + init_io_win(MVEBU_AP0); + + /* Open AMB bridge required for MG access */ + for (cp = 0; cp < CP_COUNT; cp++) + cp110_amb_init(MVEBU_CP_REGS_BASE(cp)); + + return 0; +} + +/***************************************************************************** + * Transfer SCP_BL2 from Trusted RAM using the SCP Download protocol. + * Return 0 on success, -1 otherwise. + ***************************************************************************** + */ +int bl2_plat_handle_scp_bl2(image_info_t *scp_bl2_image_info) +{ + int ret; + + INFO("BL2: Initiating SCP_BL2 transfer to SCP\n"); + + /* initialize time (for delay functionality) */ + plat_delay_timer_init(); + + ret = bl2_plat_mmap_init(); + if (ret != 0) + return ret; + + ret = scp_bootloader_transfer((void *)scp_bl2_image_info->image_base, + scp_bl2_image_info->image_size); + + if (ret == 0) + INFO("BL2: SCP_BL2 transferred to SCP\n"); + else + ERROR("BL2: SCP_BL2 transfer failure\n"); + + return ret; +} + +uintptr_t bl2_plat_get_cp_mss_regs(int ap_idx, int cp_idx) +{ + return MVEBU_CP_REGS_BASE(cp_idx) + MSS_CP_REGS_OFFSET; +} + +uintptr_t bl2_plat_get_cp_mss_sram(int ap_idx, int cp_idx) +{ + return MVEBU_CP_REGS_BASE(cp_idx) + MSS_CP_SRAM_OFFSET; +} + +uintptr_t bl2_plat_get_ap_mss_regs(int ap_idx) +{ + return MVEBU_REGS_BASE + MSS_AP_REGS_OFFSET; +} + +uint32_t bl2_plat_get_cp_count(int ap_idx) +{ + uint32_t revision = cp110_device_id_get(MVEBU_CP_REGS_BASE(0)); + /* A8040: two CPs. + * A7040: one CP. + */ + if (revision == MVEBU_80X0_DEV_ID || + revision == MVEBU_80X0_CP115_DEV_ID) + return 2; + else if (revision == MVEBU_CN9130_DEV_ID) + return CP_COUNT; + else + return 1; +} + +uint32_t bl2_plat_get_ap_count(void) +{ + /* A8040 and A7040 have only one AP */ + return 1; +} + +void bl2_plat_configure_mss_windows(uintptr_t mss_regs) +{ + /* set AXI External and Internal Address Bus extension */ + mmio_write_32(MSS_AEBR(mss_regs), + ((0x0 >> MSS_EXTERNAL_ACCESS_BIT) & MSS_AEBR_MASK)); + mmio_write_32(MSS_AIBR(mss_regs), + ((mss_regs >> MSS_INTERNAL_ACCESS_BIT) & MSS_AIBR_MASK)); +} diff --git a/plat/marvell/armada/a8k/common/mss/mss_bl31_setup.c b/plat/marvell/armada/a8k/common/mss/mss_bl31_setup.c new file mode 100644 index 0000000..52a8929 --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_bl31_setup.c @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <common/bl_common.h> +#include <common/debug.h> +#include <lib/mmio.h> + +#include <armada_common.h> + +#include "mss_defs.h" + +void mss_start_cp_cm3(int cp) +{ + uint32_t magic; + uintptr_t sram = MVEBU_CP_REGS_BASE(cp) + MSS_CP_SRAM_OFFSET; + uintptr_t regs = MVEBU_CP_REGS_BASE(cp) + MSS_CP_REGS_OFFSET; + + magic = mmio_read_32(sram); + + /* Make sure the FW was loaded */ + if (magic != MSS_FW_READY_MAGIC) { + return; + } + + NOTICE("Starting CP%d MSS CPU\n", cp); + /* remove the magic */ + mmio_write_32(sram, 0); + /* Release M3 from reset */ + mmio_write_32(MSS_M3_RSTCR(regs), + (MSS_M3_RSTCR_RST_OFF << MSS_M3_RSTCR_RST_OFFSET)); +} diff --git a/plat/marvell/armada/a8k/common/mss/mss_defs.h b/plat/marvell/armada/a8k/common/mss/mss_defs.h new file mode 100644 index 0000000..6956461 --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_defs.h @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2021 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_DEFS_H +#define MSS_DEFS_H + +#define MSS_DMA_SRCBR(base) (base + 0xC0) +#define MSS_DMA_DSTBR(base) (base + 0xC4) +#define MSS_DMA_CTRLR(base) (base + 0xC8) +#define MSS_M3_RSTCR(base) (base + 0xFC) + +#define MSS_DMA_CTRLR_SIZE_OFFSET (0) +#define MSS_DMA_CTRLR_REQ_OFFSET (15) +#define MSS_DMA_CTRLR_REQ_SET (1) +#define MSS_DMA_CTRLR_ACK_OFFSET (12) +#define MSS_DMA_CTRLR_ACK_MASK (0x1) +#define MSS_DMA_CTRLR_ACK_READY (1) +#define MSS_M3_RSTCR_RST_OFFSET (0) +#define MSS_M3_RSTCR_RST_OFF (1) + +#define MSS_FW_READY_MAGIC 0x46575144 /* FWRD */ + +#define MSS_AP_REGS_OFFSET 0x00580000 +#define MSS_CP_SRAM_OFFSET 0x00220000 +#define MSS_CP_REGS_OFFSET 0x00280000 + +void mss_start_cp_cm3(int cp); + +#endif /* MSS_DEFS_H */ diff --git a/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.c b/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.c new file mode 100644 index 0000000..a070583 --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.c @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <string.h> + +#include <common/debug.h> +#include <lib/psci/psci.h> +#include <lib/mmio.h> + +#include <mss_pm_ipc.h> + +/* + * SISR is 32 bit interrupt register representing 32 interrupts + * + * +======+=============+=============+ + * + Bits + 31 + 30 - 00 + + * +======+=============+=============+ + * + Desc + MSS Msg Int + Reserved + + * +======+=============+=============+ + */ +#define MSS_SISR (MVEBU_REGS_BASE + 0x5800D0) +#define MSS_SISTR (MVEBU_REGS_BASE + 0x5800D8) + +#define MSS_MSG_INT_MASK (0x80000000) +#define MSS_TIMER_BASE (MVEBU_REGS_BASE_MASK + 0x580110) +#define MSS_TRIGGER_TIMEOUT (2000) + +/***************************************************************************** + * mss_pm_ipc_msg_send + * + * DESCRIPTION: create and transmit IPC message + ***************************************************************************** + */ +int mss_pm_ipc_msg_send(unsigned int channel_id, unsigned int msg_id, + const psci_power_state_t *target_state) +{ + /* Transmit IPC message */ +#ifndef DISABLE_CLUSTER_LEVEL + mv_pm_ipc_msg_tx(channel_id, msg_id, + (unsigned int)target_state->pwr_domain_state[ + MPIDR_AFFLVL1]); +#else + mv_pm_ipc_msg_tx(channel_id, msg_id, 0); +#endif + + return 0; +} + +/***************************************************************************** + * mss_pm_ipc_msg_trigger + * + * DESCRIPTION: Trigger IPC message interrupt to MSS + ***************************************************************************** + */ +int mss_pm_ipc_msg_trigger(void) +{ + unsigned int timeout; + unsigned int t_end; + unsigned int t_start = mmio_read_32(MSS_TIMER_BASE); + + mmio_write_32(MSS_SISR, MSS_MSG_INT_MASK); + + do { + /* wait while SCP process incoming interrupt */ + if (mmio_read_32(MSS_SISTR) != MSS_MSG_INT_MASK) + break; + + /* check timeout */ + t_end = mmio_read_32(MSS_TIMER_BASE); + + timeout = ((t_start > t_end) ? + (t_start - t_end) : (t_end - t_start)); + if (timeout > MSS_TRIGGER_TIMEOUT) { + ERROR("PM MSG Trigger Timeout\n"); + break; + } + + } while (1); + + return 0; +} diff --git a/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.h b/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.h new file mode 100644 index 0000000..1dfa9fa --- /dev/null +++ b/plat/marvell/armada/a8k/common/mss/mss_pm_ipc.h @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_PM_IPC_H +#define MSS_PM_IPC_H + +#include <mss_ipc_drv.h> + +/* Currently MSS does not support Cluster level Power Down */ +#define DISABLE_CLUSTER_LEVEL + + +/***************************************************************************** + * mss_pm_ipc_msg_send + * + * DESCRIPTION: create and transmit IPC message + ***************************************************************************** + */ +int mss_pm_ipc_msg_send(unsigned int channel_id, unsigned int msg_id, + const psci_power_state_t *target_state); + +/***************************************************************************** + * mss_pm_ipc_msg_trigger + * + * DESCRIPTION: Trigger IPC message interrupt to MSS + ***************************************************************************** + */ +int mss_pm_ipc_msg_trigger(void); + + +#endif /* MSS_PM_IPC_H */ diff --git a/plat/marvell/armada/a8k/common/plat_bl1_setup.c b/plat/marvell/armada/a8k/common/plat_bl1_setup.c new file mode 100644 index 0000000..f9521c8 --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_bl1_setup.c @@ -0,0 +1,19 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <lib/mmio.h> + +#include <plat_marvell.h> + +void marvell_bl1_setup_mpps(void) +{ + /* Enable UART MPPs. + ** In a normal system, this is done by Bootrom. + */ + mmio_write_32(MVEBU_AP_MPP_REGS(1), 0x3000); + mmio_write_32(MVEBU_AP_MPP_REGS(2), 0x3000); +} diff --git a/plat/marvell/armada/a8k/common/plat_bl31_setup.c b/plat/marvell/armada/a8k/common/plat_bl31_setup.c new file mode 100644 index 0000000..db85cce --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_bl31_setup.c @@ -0,0 +1,148 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <drivers/marvell/mci.h> +#include <drivers/marvell/mochi/ap_setup.h> +#include <drivers/marvell/mochi/cp110_setup.h> +#include <lib/mmio.h> + +#include <armada_common.h> +#include <marvell_plat_priv.h> +#include <marvell_pm.h> +#include <mc_trustzone/mc_trustzone.h> +#include <plat_marvell.h> +#if MSS_SUPPORT +#include <mss_ipc_drv.h> +#include <mss_mem.h> +#include <mss_defs.h> +#endif + +/* In Armada-8k family AP806/AP807, CP0 connected to PIDI + * and CP1 connected to IHB via MCI #0 + */ +#define MVEBU_MCI0 0 + +static _Bool pm_fw_running; + +/* Set a weak stub for platforms that don't need to configure GPIO */ +#pragma weak marvell_gpio_config +int marvell_gpio_config(void) +{ + return 0; +} + +static void marvell_bl31_mpp_init(int cp) +{ + uint32_t reg; + + /* need to do for CP#0 only */ + if (cp) + return; + + + /* + * Enable CP0 I2C MPPs (MPP: 37-38) + * U-Boot rely on proper MPP settings for I2C EEPROM usage + * (only for CP0) + */ + reg = mmio_read_32(MVEBU_CP_MPP_REGS(0, 4)); + mmio_write_32(MVEBU_CP_MPP_REGS(0, 4), reg | 0x2200000); +} + +#if MSS_SUPPORT +void marvell_bl31_mss_init(void) +{ + struct mss_pm_ctrl_block *mss_pm_crtl = + (struct mss_pm_ctrl_block *)MSS_SRAM_PM_CONTROL_BASE; + + /* Check that the image was loaded successfully */ + if (mss_pm_crtl->handshake != HOST_ACKNOWLEDGMENT) { + NOTICE("MSS PM is not supported in this build\n"); + return; + } + + /* If we got here it means that the PM firmware is running */ + pm_fw_running = 1; + + INFO("MSS IPC init\n"); + + if (mss_pm_crtl->ipc_state == IPC_INITIALIZED) + mv_pm_ipc_init(mss_pm_crtl->ipc_base_address | MVEBU_REGS_BASE); +} +#endif + +_Bool is_pm_fw_running(void) +{ + return pm_fw_running; +} + +/* For TrusTzone we treat the "target" field of addr_map_win + * struct as attribute + */ +static const struct addr_map_win tz_map[] = { + {PLAT_MARVELL_ATF_BASE, 0x200000, TZ_PERM_ABORT} +}; + +/* Configure MC TrustZone regions */ +static void marvell_bl31_security_setup(void) +{ + int tz_nr, win_id; + + tz_nr = ARRAY_SIZE(tz_map); + + for (win_id = 0; win_id < tz_nr; win_id++) + tz_enable_win(MVEBU_AP0, tz_map, win_id); +} + +/* This function overruns the same function in marvell_bl31_setup.c */ +void bl31_plat_arch_setup(void) +{ + int cp; + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + /* initialize the timer for mdelay/udelay functionality */ + plat_delay_timer_init(); + + /* configure apn806 */ + ap_init(); + + /* In marvell_bl31_plat_arch_setup, el3 mmu is configured. + * el3 mmu configuration MUST be called after apn806_init, if not, + * this will cause an hang in init_io_win + * (after setting the IO windows GCR values). + */ + if (mailbox[MBOX_IDX_MAGIC] != MVEBU_MAILBOX_MAGIC_NUM || + mailbox[MBOX_IDX_SUSPEND_MAGIC] != MVEBU_MAILBOX_SUSPEND_STATE) + marvell_bl31_plat_arch_setup(); + + for (cp = 0; cp < CP_COUNT; cp++) { + cp110_init(MVEBU_CP_REGS_BASE(cp), + STREAM_ID_BASE + (cp * MAX_STREAM_ID_PER_CP)); + + marvell_bl31_mpp_init(cp); + +#if MSS_SUPPORT + /* Release CP MSS CPU from reset once the CP init is done */ + mss_start_cp_cm3(cp); +#endif + } + + for (cp = 1; cp < CP_COUNT; cp++) + mci_link_tune(cp - 1); + +#if MSS_SUPPORT + /* initialize IPC between MSS and ATF */ + if (mailbox[MBOX_IDX_MAGIC] != MVEBU_MAILBOX_MAGIC_NUM || + mailbox[MBOX_IDX_SUSPEND_MAGIC] != MVEBU_MAILBOX_SUSPEND_STATE) + marvell_bl31_mss_init(); +#endif + /* Configure GPIO */ + marvell_gpio_config(); + + marvell_bl31_security_setup(); +} diff --git a/plat/marvell/armada/a8k/common/plat_ble_setup.c b/plat/marvell/armada/a8k/common/plat_ble_setup.c new file mode 100644 index 0000000..9c5ee15 --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_ble_setup.c @@ -0,0 +1,765 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <drivers/marvell/ap807_clocks_init.h> +#include <drivers/marvell/aro.h> +#include <drivers/marvell/ccu.h> +#include <drivers/marvell/io_win.h> +#include <drivers/marvell/mochi/ap_setup.h> +#include <drivers/marvell/mochi/cp110_setup.h> + +#include <armada_common.h> +#include <efuse_def.h> +#include <mv_ddr_if.h> +#include <mvebu_def.h> +#include <plat_marvell.h> + +/* Register for skip image use */ +#define SCRATCH_PAD_REG2 0xF06F00A8 +#define SCRATCH_PAD_SKIP_VAL 0x01 +#define NUM_OF_GPIO_PER_REG 32 + +#define MMAP_SAVE_AND_CONFIG 0 +#define MMAP_RESTORE_SAVED 1 + +/* SAR clock settings */ +#define MVEBU_AP_SAR_REG_BASE(r) (MVEBU_AP_GEN_MGMT_BASE + 0x200 +\ + ((r) << 2)) + +#define SAR_CLOCK_FREQ_MODE_OFFSET (0) +#define SAR_CLOCK_FREQ_MODE_MASK (0x1f << SAR_CLOCK_FREQ_MODE_OFFSET) +#define SAR_PIDI_LOW_SPEED_OFFSET (20) +#define SAR_PIDI_LOW_SPEED_MASK (1 << SAR_PIDI_LOW_SPEED_OFFSET) +#define SAR_PIDI_LOW_SPEED_SHIFT (15) +#define SAR_PIDI_LOW_SPEED_SET (1 << SAR_PIDI_LOW_SPEED_SHIFT) + +#define FREQ_MODE_AP_SAR_REG_NUM (0) +#define SAR_CLOCK_FREQ_MODE(v) (((v) & SAR_CLOCK_FREQ_MODE_MASK) >> \ + SAR_CLOCK_FREQ_MODE_OFFSET) + +#define AVS_I2C_EEPROM_ADDR 0x57 /* EEPROM */ +#define AVS_EN_CTRL_REG (MVEBU_AP_GEN_MGMT_BASE + 0x130) +#define AVS_ENABLE_OFFSET (0) +#define AVS_SOFT_RESET_OFFSET (2) +#define AVS_TARGET_DELTA_OFFSET (21) + +#ifndef MVEBU_SOC_AP807 + /* AP806 SVC bits */ + #define AVS_LOW_VDD_LIMIT_OFFSET (4) + #define AVS_HIGH_VDD_LIMIT_OFFSET (12) + #define AVS_VDD_LOW_LIMIT_MASK (0xFF << AVS_LOW_VDD_LIMIT_OFFSET) + #define AVS_VDD_HIGH_LIMIT_MASK (0xFF << AVS_HIGH_VDD_LIMIT_OFFSET) +#else + /* AP807 SVC bits */ + #define AVS_LOW_VDD_LIMIT_OFFSET (3) + #define AVS_HIGH_VDD_LIMIT_OFFSET (13) + #define AVS_VDD_LOW_LIMIT_MASK (0x3FF << AVS_LOW_VDD_LIMIT_OFFSET) + #define AVS_VDD_HIGH_LIMIT_MASK (0x3FF << AVS_HIGH_VDD_LIMIT_OFFSET) +#endif + +/* VDD limit is 0.9V for A70x0 @ CPU frequency < 1600MHz */ +#define AVS_A7K_LOW_CLK_VALUE ((0x80 << AVS_TARGET_DELTA_OFFSET) | \ + (0x1A << AVS_HIGH_VDD_LIMIT_OFFSET) | \ + (0x1A << AVS_LOW_VDD_LIMIT_OFFSET) | \ + (0x1 << AVS_SOFT_RESET_OFFSET) | \ + (0x1 << AVS_ENABLE_OFFSET)) +/* VDD limit is 1.0V for all A80x0 devices */ +#define AVS_A8K_CLK_VALUE ((0x80 << AVS_TARGET_DELTA_OFFSET) | \ + (0x24 << AVS_HIGH_VDD_LIMIT_OFFSET) | \ + (0x24 << AVS_LOW_VDD_LIMIT_OFFSET) | \ + (0x1 << AVS_SOFT_RESET_OFFSET) | \ + (0x1 << AVS_ENABLE_OFFSET)) + +/* VDD is 0.88V for 2GHz clock on CN913x devices */ +#define AVS_AP807_CLK_VALUE ((0x80UL << 24) | \ + (0x2dc << 13) | \ + (0x2dc << 3) | \ + (0x1 << AVS_SOFT_RESET_OFFSET) | \ + (0x1 << AVS_ENABLE_OFFSET)) + +/* + * - Identification information in the LD-0 eFuse: + * DRO: LD0[74:65] - Not used by the SW + * Revision: LD0[78:75] - Not used by the SW + * Bin: LD0[80:79] - Not used by the SW + * SW Revision: LD0[115:113] + * Cluster 1 PWR: LD0[193] - if set to 1, power down CPU Cluster-1 + * resulting in 2 CPUs active only (7020) + */ +/* Offsets for 2 efuse fields combined into single 64-bit value [125:63] */ +#define EFUSE_AP_LD0_DRO_OFFS 2 /* LD0[74:65] */ +#define EFUSE_AP_LD0_DRO_MASK 0x3FF +#define EFUSE_AP_LD0_REVID_OFFS 12 /* LD0[78:75] */ +#define EFUSE_AP_LD0_REVID_MASK 0xF +#define EFUSE_AP_LD0_BIN_OFFS 16 /* LD0[80:79] */ +#define EFUSE_AP_LD0_BIN_MASK 0x3 +#define EFUSE_AP_LD0_SWREV_MASK 0x7 + +#ifndef MVEBU_SOC_AP807 + /* AP806 AVS work points in the LD0 eFuse + * SVC1 work point: LD0[88:81] + * SVC2 work point: LD0[96:89] + * SVC3 work point: LD0[104:97] + * SVC4 work point: LD0[112:105] + */ + #define EFUSE_AP_LD0_SVC1_OFFS 18 /* LD0[88:81] */ + #define EFUSE_AP_LD0_SVC2_OFFS 26 /* LD0[96:89] */ + #define EFUSE_AP_LD0_SVC3_OFFS 34 /* LD0[104:97] */ + #define EFUSE_AP_LD0_WP_MASK 0xFF + #define EFUSE_AP_LD0_SWREV_OFFS 50 /* LD0[115:113] */ +#else + /* AP807 AVS work points in the LD0 eFuse + * SVC1 work point: LD0[91:81] + * SVC2 work point: LD0[102:92] + * SVC3 work point: LD0[113:103] + */ + #define EFUSE_AP_LD0_SVC1_OFFS 18 /* LD0[91:81] */ + #define EFUSE_AP_LD0_SVC2_OFFS 29 /* LD0[102:92] */ + #define EFUSE_AP_LD0_SVC3_OFFS 40 /* LD0[113:103] */ + #define EFUSE_AP_LD0_WP_MASK 0x7FF /* 10 data,1 parity */ + #define EFUSE_AP_LD0_SWREV_OFFS 51 /* LD0[116:114] */ +#endif + +#define EFUSE_AP_LD0_SVC4_OFFS 42 /* LD0[112:105] */ + +#define EFUSE_AP_LD0_CLUSTER_DOWN_OFFS 4 + +#if MARVELL_SVC_TEST +#define MVEBU_CP_MPP_CTRL37_OFFS 20 +#define MVEBU_CP_MPP_CTRL38_OFFS 24 +#define MVEBU_CP_MPP_I2C_FUNC 2 +#define MVEBU_MPP_CTRL_MASK 0xf +#endif + +/* Return the AP revision of the chip */ +static unsigned int ble_get_ap_type(void) +{ + unsigned int chip_rev_id; + + chip_rev_id = mmio_read_32(MVEBU_CSS_GWD_CTRL_IIDR2_REG); + chip_rev_id = ((chip_rev_id & GWD_IIDR2_CHIP_ID_MASK) >> + GWD_IIDR2_CHIP_ID_OFFSET); + + return chip_rev_id; +} + +/****************************************************************************** + * The routine allows to save the CCU and IO windows configuration during DRAM + * setup and restore them afterwards before exiting the BLE stage. + * Such window configuration is required since not all default settings coming + * from the HW and the BootROM allow access to peripherals connected to + * all available CPn components. + * For instance, when the boot device is located on CP0, the IO window to CP1 + * is not opened automatically by the HW and if the DRAM SPD is located on CP1 + * i2c channel, it cannot be read at BLE stage. + * Therefore the DRAM init procedure have to provide access to all available + * CPn peripherals during the BLE stage by setting the CCU IO window to all + * CPnph addresses and by enabling the IO windows accordingly. + * Additionally this function configures the CCU GCR to DRAM, which allows + * usage or more than 4GB DRAM as it configured by the default CCU DRAM window. + * + * IN: + * MMAP_SAVE_AND_CONFIG - save the existing configuration and update it + * MMAP_RESTORE_SAVED - restore saved configuration + * OUT: + * NONE + **************************************************************************** + */ +static void ble_plat_mmap_config(int restore) +{ + if (restore == MMAP_RESTORE_SAVED) { + /* Restore all orig. settings that were modified by BLE stage */ + ccu_restore_win_all(MVEBU_AP0); + /* Restore CCU */ + iow_restore_win_all(MVEBU_AP0); + return; + } + + /* Store original values */ + ccu_save_win_all(MVEBU_AP0); + /* Save CCU */ + iow_save_win_all(MVEBU_AP0); + + init_ccu(MVEBU_AP0); + /* The configuration saved, now all the changes can be done */ + init_io_win(MVEBU_AP0); +} + +/**************************************************************************** + * Setup Adaptive Voltage Switching - this is required for some platforms + **************************************************************************** + */ +#if !MARVELL_SVC_TEST +static void ble_plat_avs_config(void) +{ + uint32_t freq_mode, device_id; + uint32_t avs_val = 0; + + freq_mode = + SAR_CLOCK_FREQ_MODE(mmio_read_32(MVEBU_AP_SAR_REG_BASE( + FREQ_MODE_AP_SAR_REG_NUM))); + /* Check which SoC is running and act accordingly */ + if (ble_get_ap_type() == CHIP_ID_AP807) { + + avs_val = AVS_AP807_CLK_VALUE; + + } else { + /* Check which SoC is running and act accordingly */ + device_id = cp110_device_id_get(MVEBU_CP_REGS_BASE(0)); + switch (device_id) { + case MVEBU_80X0_DEV_ID: + case MVEBU_80X0_CP115_DEV_ID: + /* Always fix the default AVS value on A80x0 */ + avs_val = AVS_A8K_CLK_VALUE; + break; + case MVEBU_70X0_DEV_ID: + case MVEBU_70X0_CP115_DEV_ID: + /* Fix AVS for CPU clocks lower than 1600MHz on A70x0 */ + if ((freq_mode > CPU_1600_DDR_900_RCLK_900_2) && + (freq_mode < CPU_DDR_RCLK_INVALID)) + avs_val = AVS_A7K_LOW_CLK_VALUE; + break; + default: + ERROR("Unsupported Device ID 0x%x\n", device_id); + return; + } + } + + if (avs_val) { + VERBOSE("AVS: Setting AVS CTRL to 0x%x\n", avs_val); + mmio_write_32(AVS_EN_CTRL_REG, avs_val); + } +} +#endif +/****************************************************************************** + * Update or override current AVS work point value using data stored in EEPROM + * This is only required by QA/validation flows and activated by + * MARVELL_SVC_TEST flag. + * + * The function is expected to be called twice. + * + * First time with AVS value of 0 for testing if the EEPROM requests completely + * override the AVS value and bypass the eFuse test + * + * Second time - with non-zero AVS value obtained from eFuses as an input. + * In this case the EEPROM may contain AVS correction value (either positive + * or negative) that is added to the input AVS value and returned back for + * further processing. + ****************************************************************************** + */ +static uint32_t avs_update_from_eeprom(uint32_t avs_workpoint) +{ + uint32_t new_wp = avs_workpoint; +#if MARVELL_SVC_TEST + /* --------------------------------------------------------------------- + * EEPROM | Data description (avs_step) + * address | + * --------------------------------------------------------------------- + * 0x120 | AVS workpoint correction value + * | if not 0 and not 0xff, correct the AVS taken from eFuse + * | by the number of steps indicated by bit[6:0] + * | bit[7] defines correction direction. + * | If bit[7]=1, add the value from bit[6:0] to AVS workpoint, + * | othervise substruct this value from AVS workpoint. + * --------------------------------------------------------------------- + * 0x121 | AVS workpoint override value + * | Override the AVS workpoint with the value stored in this + * | byte. When running on AP806, the AVS workpoint is 7 bits + * | wide and override value is valid when bit[6:0] holds + * | value greater than zero and smaller than 0x33. + * | When running on AP807, the AVS workpoint is 10 bits wide. + * | Additional 2 MSB bits are supplied by EEPROM byte 0x122. + * | AVS override value is valid when byte @ 0x121 and bit[1:0] + * | of byte @ 0x122 combined have non-zero value. + * --------------------------------------------------------------------- + * 0x122 | Extended AVS workpoint override value + * | Valid only for AP807 platforms and must be less than 0x4 + * --------------------------------------------------------------------- + */ + static uint8_t avs_step[3] = {0}; + uintptr_t reg; + uint32_t val; + unsigned int ap_type = ble_get_ap_type(); + + /* Always happens on second call to this function */ + if (avs_workpoint != 0) { + /* Get correction steps from the EEPROM */ + if ((avs_step[0] != 0) && (avs_step[0] != 0xff)) { + NOTICE("AVS request to step %s by 0x%x from old 0x%x\n", + avs_step[0] & 0x80 ? "DOWN" : "UP", + avs_step[0] & 0x7f, new_wp); + if (avs_step[0] & 0x80) + new_wp -= avs_step[0] & 0x7f; + else + new_wp += avs_step[0] & 0x7f; + } + + return new_wp; + } + + /* AVS values are located in EEPROM + * at CP0 i2c bus #0, device 0x57 offset 0x120 + * The SDA and SCK pins of CP0 i2c-0: MPP[38:37], i2c function 0x2. + */ + reg = MVEBU_CP_MPP_REGS(0, 4); + val = mmio_read_32(reg); + val &= ~((MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_MPP_CTRL_MASK << MVEBU_CP_MPP_CTRL38_OFFS)); + val |= (MVEBU_CP_MPP_I2C_FUNC << MVEBU_CP_MPP_CTRL37_OFFS) | + (MVEBU_CP_MPP_I2C_FUNC << MVEBU_CP_MPP_CTRL38_OFFS); + mmio_write_32(reg, val); + + /* Init CP0 i2c-0 */ + i2c_init((void *)(MVEBU_CP0_I2C_BASE)); + + /* Read EEPROM only once at the fist call! */ + i2c_read(AVS_I2C_EEPROM_ADDR, 0x120, 2, avs_step, 3); + NOTICE("== SVC test build ==\n"); + NOTICE("EEPROM holds values 0x%x, 0x%x and 0x%x\n", + avs_step[0], avs_step[1], avs_step[2]); + + /* Override the AVS value? */ + if ((ap_type != CHIP_ID_AP807) && (avs_step[1] < 0x33)) { + /* AP806 - AVS is 7 bits */ + new_wp = avs_step[1]; + + } else if (ap_type == CHIP_ID_AP807 && (avs_step[2] < 0x4)) { + /* AP807 - AVS is 10 bits */ + new_wp = avs_step[2]; + new_wp <<= 8; + new_wp |= avs_step[1]; + } + + if (new_wp == 0) + NOTICE("Ignore BAD AVS Override value in EEPROM!\n"); + else + NOTICE("Override AVS by EEPROM value 0x%x\n", new_wp); +#endif /* MARVELL_SVC_TEST */ + return new_wp; +} + +/**************************************************************************** + * SVC flow - v0.10 + * The feature is intended to configure AVS value according to eFuse values + * that are burned individually for each SoC during the test process. + * Primary AVS value is stored in HD efuse and processed on power on + * by the HW engine + * Secondary AVS value is located in LD efuse and contains 4 work points for + * various CPU frequencies. + * The Secondary AVS value is only taken into account if the SW Revision stored + * in the efuse is greater than 0 and the CPU is running in a certain speed. + **************************************************************************** + */ +static void ble_plat_svc_config(void) +{ + uint32_t reg_val, avs_workpoint, freq_pidi_mode; + uint64_t efuse; + uint32_t device_id, single_cluster; + uint16_t svc[4], perr[4], i, sw_ver; + uint8_t avs_data_bits, min_sw_ver, svc_fields; + unsigned int ap_type; + + /* Get test EERPOM data */ + avs_workpoint = avs_update_from_eeprom(0); + if (avs_workpoint) + goto set_aws_wp; + + /* Set access to LD0 */ + reg_val = mmio_read_32(MVEBU_AP_EFUSE_SRV_CTRL_REG); + reg_val &= ~EFUSE_SRV_CTRL_LD_SELECT_MASK; + mmio_write_32(MVEBU_AP_EFUSE_SRV_CTRL_REG, reg_val); + + /* Obtain the value of LD0[125:63] */ + efuse = mmio_read_32(MVEBU_AP_LDX_125_95_EFUSE_OFFS); + efuse <<= 32; + efuse |= mmio_read_32(MVEBU_AP_LDX_94_63_EFUSE_OFFS); + + /* SW Revision: + * Starting from SW revision 1 the SVC flow is supported. + * SW version 0 (efuse not programmed) should follow the + * regular AVS update flow. + */ + sw_ver = (efuse >> EFUSE_AP_LD0_SWREV_OFFS) & EFUSE_AP_LD0_SWREV_MASK; + if (sw_ver < 1) { + NOTICE("SVC: SW Revision 0x%x. SVC is not supported\n", sw_ver); +#if MARVELL_SVC_TEST + NOTICE("SVC_TEST: AVS bypassed\n"); + +#else + ble_plat_avs_config(); +#endif + return; + } + + /* Frequency mode from SAR */ + freq_pidi_mode = SAR_CLOCK_FREQ_MODE( + mmio_read_32( + MVEBU_AP_SAR_REG_BASE( + FREQ_MODE_AP_SAR_REG_NUM))); + + /* Decode all SVC work points */ + svc[0] = (efuse >> EFUSE_AP_LD0_SVC1_OFFS) & EFUSE_AP_LD0_WP_MASK; + svc[1] = (efuse >> EFUSE_AP_LD0_SVC2_OFFS) & EFUSE_AP_LD0_WP_MASK; + svc[2] = (efuse >> EFUSE_AP_LD0_SVC3_OFFS) & EFUSE_AP_LD0_WP_MASK; + + /* Fetch AP type to distinguish between AP806 and AP807 */ + ap_type = ble_get_ap_type(); + + if (ap_type != CHIP_ID_AP807) { + svc[3] = (efuse >> EFUSE_AP_LD0_SVC4_OFFS) + & EFUSE_AP_LD0_WP_MASK; + INFO("SVC: Efuse WP: [0]=0x%x, [1]=0x%x, [2]=0x%x, [3]=0x%x\n", + svc[0], svc[1], svc[2], svc[3]); + avs_data_bits = 7; + min_sw_ver = 2; /* parity check from sw revision 2 */ + svc_fields = 4; + } else { + INFO("SVC: Efuse WP: [0]=0x%x, [1]=0x%x, [2]=0x%x\n", + svc[0], svc[1], svc[2]); + avs_data_bits = 10; + min_sw_ver = 1; /* parity check required from sw revision 1 */ + svc_fields = 3; + } + + /* Validate parity of SVC workpoint values */ + for (i = 0; i < svc_fields; i++) { + uint8_t parity, bit; + perr[i] = 0; + + for (bit = 1, parity = (svc[i] & 1); bit < avs_data_bits; bit++) + parity ^= (svc[i] >> bit) & 1; + + /* From SW version 1 or 2 (AP806/AP807), check parity */ + if ((sw_ver >= min_sw_ver) && + (parity != ((svc[i] >> avs_data_bits) & 1))) + perr[i] = 1; /* register the error */ + } + + single_cluster = mmio_read_32(MVEBU_AP_LDX_220_189_EFUSE_OFFS); + single_cluster = (single_cluster >> EFUSE_AP_LD0_CLUSTER_DOWN_OFFS) & 1; + + device_id = cp110_device_id_get(MVEBU_CP_REGS_BASE(0)); + if (device_id == MVEBU_80X0_DEV_ID || + device_id == MVEBU_80X0_CP115_DEV_ID) { + /* A8040/A8020 */ + NOTICE("SVC: DEV ID: %s, FREQ Mode: 0x%x\n", + single_cluster == 0 ? "8040" : "8020", freq_pidi_mode); + switch (freq_pidi_mode) { + case CPU_1800_DDR_1050_RCLK_1050: + if (perr[1]) + goto perror; + avs_workpoint = svc[1]; + break; + case CPU_1600_DDR_1050_RCLK_1050: + case CPU_1600_DDR_900_RCLK_900_2: + if (perr[2]) + goto perror; + avs_workpoint = svc[2]; + break; + case CPU_1300_DDR_800_RCLK_800: + case CPU_1300_DDR_650_RCLK_650: + if (perr[3]) + goto perror; + avs_workpoint = svc[3]; + break; + case CPU_2000_DDR_1200_RCLK_1200: + case CPU_2000_DDR_1050_RCLK_1050: + default: + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + break; + } + } else if (device_id == MVEBU_70X0_DEV_ID || + device_id == MVEBU_70X0_CP115_DEV_ID) { + /* A7040/A7020/A6040 */ + NOTICE("SVC: DEV ID: %s, FREQ Mode: 0x%x\n", + single_cluster == 0 ? "7040" : "7020", freq_pidi_mode); + switch (freq_pidi_mode) { + case CPU_1400_DDR_800_RCLK_800: + if (single_cluster) {/* 7020 */ + if (perr[1]) + goto perror; + avs_workpoint = svc[1]; + } else { + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + } + break; + case CPU_1200_DDR_800_RCLK_800: + if (single_cluster) {/* 7020 */ + if (perr[2]) + goto perror; + avs_workpoint = svc[2]; + } else { + if (perr[1]) + goto perror; + avs_workpoint = svc[1]; + } + break; + case CPU_800_DDR_800_RCLK_800: + case CPU_1000_DDR_800_RCLK_800: + if (single_cluster) {/* 7020 */ + if (perr[3]) + goto perror; + avs_workpoint = svc[3]; + } else { + if (perr[2]) + goto perror; + avs_workpoint = svc[2]; + } + break; + case CPU_600_DDR_800_RCLK_800: + if (perr[3]) + goto perror; + avs_workpoint = svc[3]; /* Same for 6040 and 7020 */ + break; + case CPU_1600_DDR_800_RCLK_800: /* 7020 only */ + default: + if (single_cluster) {/* 7020 */ + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + } else { +#if MARVELL_SVC_TEST + reg_val = mmio_read_32(AVS_EN_CTRL_REG); + avs_workpoint = (reg_val & + AVS_VDD_LOW_LIMIT_MASK) >> + AVS_LOW_VDD_LIMIT_OFFSET; + NOTICE("7040 1600Mhz, avs = 0x%x\n", + avs_workpoint); +#else + NOTICE("SVC: AVS work point not changed\n"); + return; +#endif + } + break; + } + } else if (device_id == MVEBU_3900_DEV_ID) { + NOTICE("SVC: DEV ID: %s, FREQ Mode: 0x%x\n", + "3900", freq_pidi_mode); + switch (freq_pidi_mode) { + case CPU_1600_DDR_1200_RCLK_1200: + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + break; + case CPU_1300_DDR_800_RCLK_800: + if (perr[1]) + goto perror; + avs_workpoint = svc[1]; + break; + default: + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + break; + } + } else if (device_id == MVEBU_CN9130_DEV_ID) { + NOTICE("SVC: DEV ID: %s, FREQ Mode: 0x%x\n", + "CN913x", freq_pidi_mode); + switch (freq_pidi_mode) { + case CPU_2200_DDR_1200_RCLK_1200: + if (perr[0]) + goto perror; + avs_workpoint = svc[0]; + break; + case CPU_2000_DDR_1200_RCLK_1200: + if (perr[1]) + goto perror; + avs_workpoint = svc[1]; + break; + case CPU_1600_DDR_1200_RCLK_1200: + if (perr[2]) + goto perror; + avs_workpoint = svc[2]; + break; + default: + ERROR("SVC: Unsupported Frequency 0x%x\n", + freq_pidi_mode); + return; + + } + } else { + ERROR("SVC: Unsupported Device ID 0x%x\n", device_id); + return; + } + + /* Set AVS control if needed */ + if (avs_workpoint == 0) { + ERROR("SVC: You are using a frequency setup which is\n"); + ERROR("Not supported by this device\n"); + ERROR("This may result in malfunction of the device\n"); + return; + } + + /* Remove parity bit */ + if (ap_type != CHIP_ID_AP807) + avs_workpoint &= 0x7F; + else + avs_workpoint &= 0x3FF; + + /* Update WP from EEPROM if needed */ + avs_workpoint = avs_update_from_eeprom(avs_workpoint); + +set_aws_wp: + reg_val = mmio_read_32(AVS_EN_CTRL_REG); + NOTICE("SVC: AVS work point changed from 0x%x to 0x%x\n", + (reg_val & AVS_VDD_LOW_LIMIT_MASK) >> AVS_LOW_VDD_LIMIT_OFFSET, + avs_workpoint); + reg_val &= ~(AVS_VDD_LOW_LIMIT_MASK | AVS_VDD_HIGH_LIMIT_MASK); + reg_val |= 0x1 << AVS_ENABLE_OFFSET; + reg_val |= avs_workpoint << AVS_HIGH_VDD_LIMIT_OFFSET; + reg_val |= avs_workpoint << AVS_LOW_VDD_LIMIT_OFFSET; + mmio_write_32(AVS_EN_CTRL_REG, reg_val); + return; + +perror: + ERROR("Failed SVC WP[%d] parity check!\n", i); + ERROR("Ignoring the WP values\n"); +} + +#if PLAT_RECOVERY_IMAGE_ENABLE +static int ble_skip_image_i2c(struct skip_image *skip_im) +{ + ERROR("skipping image using i2c is not supported\n"); + /* not supported */ + return 0; +} + +static int ble_skip_image_other(struct skip_image *skip_im) +{ + ERROR("implementation missing for skip image request\n"); + /* not supported, make your own implementation */ + return 0; +} + +static int ble_skip_image_gpio(struct skip_image *skip_im) +{ + unsigned int val; + unsigned int mpp_address = 0; + unsigned int offset = 0; + + switch (skip_im->info.test.cp_ap) { + case(CP): + mpp_address = MVEBU_CP_GPIO_DATA_IN(skip_im->info.test.cp_index, + skip_im->info.gpio.num); + if (skip_im->info.gpio.num > NUM_OF_GPIO_PER_REG) + offset = skip_im->info.gpio.num - NUM_OF_GPIO_PER_REG; + else + offset = skip_im->info.gpio.num; + break; + case(AP): + mpp_address = MVEBU_AP_GPIO_DATA_IN; + offset = skip_im->info.gpio.num; + break; + } + + val = mmio_read_32(mpp_address); + val &= (1 << offset); + if ((!val && skip_im->info.gpio.button_state == HIGH) || + (val && skip_im->info.gpio.button_state == LOW)) { + mmio_write_32(SCRATCH_PAD_REG2, SCRATCH_PAD_SKIP_VAL); + return 1; + } + + return 0; +} + +/* + * This function checks if there's a skip image request: + * return values: + * 1: (true) images request been made. + * 0: (false) no image request been made. + */ +static int ble_skip_current_image(void) +{ + struct skip_image *skip_im; + + /*fetching skip image info*/ + skip_im = (struct skip_image *)plat_marvell_get_skip_image_data(); + + if (skip_im == NULL) + return 0; + + /* check if skipping image request has already been made */ + if (mmio_read_32(SCRATCH_PAD_REG2) == SCRATCH_PAD_SKIP_VAL) + return 0; + + switch (skip_im->detection_method) { + case GPIO: + return ble_skip_image_gpio(skip_im); + case I2C: + return ble_skip_image_i2c(skip_im); + case USER_DEFINED: + return ble_skip_image_other(skip_im); + } + + return 0; +} +#endif + + +int ble_plat_setup(int *skip) +{ + int ret, cp; + unsigned int freq_mode; + + /* Power down unused CPUs */ + plat_marvell_early_cpu_powerdown(); + + /* + * Save the current CCU configuration and make required changes: + * - Allow access to DRAM larger than 4GB + * - Open memory access to all CPn peripherals + */ + ble_plat_mmap_config(MMAP_SAVE_AND_CONFIG); + +#if PLAT_RECOVERY_IMAGE_ENABLE + /* Check if there's a skip request to bootRom recovery Image */ + if (ble_skip_current_image()) { + /* close memory access to all CPn peripherals. */ + ble_plat_mmap_config(MMAP_RESTORE_SAVED); + *skip = 1; + return 0; + } +#endif + /* Do required CP-110 setups for BLE stage */ + cp110_ble_init(MVEBU_CP_REGS_BASE(0)); + + /* Config address for each cp other than cp0 */ + for (cp = 1; cp < CP_COUNT; cp++) + update_cp110_default_win(cp); + + /* Setup AVS */ + ble_plat_svc_config(); + + /* read clk option from sampled-at-reset register */ + freq_mode = + SAR_CLOCK_FREQ_MODE(mmio_read_32(MVEBU_AP_SAR_REG_BASE( + FREQ_MODE_AP_SAR_REG_NUM))); + + /* work with PLL clock driver in AP807 */ + if (ble_get_ap_type() == CHIP_ID_AP807) + ap807_clocks_init(freq_mode); + + /* Do required AP setups for BLE stage */ + ap_ble_init(); + + /* Update DRAM topology (scan DIMM SPDs) */ + plat_marvell_dram_update_topology(); + + /* Kick it in */ + ret = dram_init(); + + /* Restore the original CCU configuration before exit from BLE */ + ble_plat_mmap_config(MMAP_RESTORE_SAVED); + + return ret; +} diff --git a/plat/marvell/armada/a8k/common/plat_pm.c b/plat/marvell/armada/a8k/common/plat_pm.c new file mode 100644 index 0000000..f08f08a --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_pm.c @@ -0,0 +1,853 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> + +#include <common/debug.h> +#include <drivers/arm/gicv2.h> +#include <drivers/console.h> +#include <drivers/delay_timer.h> +#include <drivers/marvell/cache_llc.h> +#include <lib/bakery_lock.h> +#include <lib/mmio.h> +#include <plat/common/platform.h> + +#include <armada_common.h> +#include <marvell_pm.h> +#if MSS_SUPPORT +#include <mss_pm_ipc.h> +#endif +#include <plat_marvell.h> +#include <plat_pm_trace.h> + +#define MVEBU_PRIVATE_UID_REG 0x30 +#define MVEBU_RFU_GLOBL_SW_RST 0x84 +#define MVEBU_CCU_RVBAR(cpu) (MVEBU_REGS_BASE + 0x640 + (cpu * 4)) +#define MVEBU_CCU_CPU_UN_RESET(cpu) (MVEBU_REGS_BASE + 0x650 + (cpu * 4)) + +#define MPIDR_CPU_GET(mpidr) ((mpidr) & MPIDR_CPU_MASK) +#define MPIDR_CLUSTER_GET(mpidr) MPIDR_AFFLVL1_VAL((mpidr)) + +#define MVEBU_GPIO_MASK(index) (1 << (index % 32)) +#define MVEBU_MPP_MASK(index) (0xF << (4 * (index % 8))) +#define MVEBU_GPIO_VALUE(index, value) (value << (index % 32)) + +#define MVEBU_USER_CMD_0_REG (MVEBU_DRAM_MAC_BASE + 0x20) +#define MVEBU_USER_CMD_CH0_OFFSET 28 +#define MVEBU_USER_CMD_CH0_MASK (1 << MVEBU_USER_CMD_CH0_OFFSET) +#define MVEBU_USER_CMD_CH0_EN (1 << MVEBU_USER_CMD_CH0_OFFSET) +#define MVEBU_USER_CMD_CS_OFFSET 24 +#define MVEBU_USER_CMD_CS_MASK (0xF << MVEBU_USER_CMD_CS_OFFSET) +#define MVEBU_USER_CMD_CS_ALL (0xF << MVEBU_USER_CMD_CS_OFFSET) +#define MVEBU_USER_CMD_SR_OFFSET 6 +#define MVEBU_USER_CMD_SR_MASK (0x3 << MVEBU_USER_CMD_SR_OFFSET) +#define MVEBU_USER_CMD_SR_ENTER (0x1 << MVEBU_USER_CMD_SR_OFFSET) +#define MVEBU_MC_PWR_CTRL_REG (MVEBU_DRAM_MAC_BASE + 0x54) +#define MVEBU_MC_AC_ON_DLY_OFFSET 8 +#define MVEBU_MC_AC_ON_DLY_MASK (0xF << MVEBU_MC_AC_ON_DLY_OFFSET) +#define MVEBU_MC_AC_ON_DLY_DEF_VAR (8 << MVEBU_MC_AC_ON_DLY_OFFSET) +#define MVEBU_MC_AC_OFF_DLY_OFFSET 4 +#define MVEBU_MC_AC_OFF_DLY_MASK (0xF << MVEBU_MC_AC_OFF_DLY_OFFSET) +#define MVEBU_MC_AC_OFF_DLY_DEF_VAR (0xC << MVEBU_MC_AC_OFF_DLY_OFFSET) +#define MVEBU_MC_PHY_AUTO_OFF_OFFSET 0 +#define MVEBU_MC_PHY_AUTO_OFF_MASK (1 << MVEBU_MC_PHY_AUTO_OFF_OFFSET) +#define MVEBU_MC_PHY_AUTO_OFF_EN (1 << MVEBU_MC_PHY_AUTO_OFF_OFFSET) + +/* this lock synchronize AP multiple cores execution with MSS */ +DEFINE_BAKERY_LOCK(pm_sys_lock); + +/* Weak definitions may be overridden in specific board */ +#pragma weak plat_marvell_get_pm_cfg + +/* AP806 CPU power down /power up definitions */ +enum CPU_ID { + CPU0, + CPU1, + CPU2, + CPU3 +}; + +#define REG_WR_VALIDATE_TIMEOUT (2000) + +#define FEATURE_DISABLE_STATUS_REG \ + (MVEBU_REGS_BASE + 0x6F8230) +#define FEATURE_DISABLE_STATUS_CPU_CLUSTER_OFFSET 4 +#define FEATURE_DISABLE_STATUS_CPU_CLUSTER_MASK \ + (0x1 << FEATURE_DISABLE_STATUS_CPU_CLUSTER_OFFSET) + +#ifdef MVEBU_SOC_AP807 + #define PWRC_CPUN_CR_PWR_DN_RQ_OFFSET 1 + #define PWRC_CPUN_CR_LDO_BYPASS_RDY_OFFSET 0 +#else + #define PWRC_CPUN_CR_PWR_DN_RQ_OFFSET 0 + #define PWRC_CPUN_CR_LDO_BYPASS_RDY_OFFSET 31 +#endif + +#define PWRC_CPUN_CR_REG(cpu_id) \ + (MVEBU_REGS_BASE + 0x680000 + (cpu_id * 0x10)) +#define PWRC_CPUN_CR_PWR_DN_RQ_MASK \ + (0x1 << PWRC_CPUN_CR_PWR_DN_RQ_OFFSET) +#define PWRC_CPUN_CR_ISO_ENABLE_OFFSET 16 +#define PWRC_CPUN_CR_ISO_ENABLE_MASK \ + (0x1 << PWRC_CPUN_CR_ISO_ENABLE_OFFSET) +#define PWRC_CPUN_CR_LDO_BYPASS_RDY_MASK \ + (0x1U << PWRC_CPUN_CR_LDO_BYPASS_RDY_OFFSET) + +#define CCU_B_PRCRN_REG(cpu_id) \ + (MVEBU_REGS_BASE + 0x1A50 + \ + ((cpu_id / 2) * (0x400)) + ((cpu_id % 2) * 4)) +#define CCU_B_PRCRN_CPUPORESET_STATIC_OFFSET 0 +#define CCU_B_PRCRN_CPUPORESET_STATIC_MASK \ + (0x1 << CCU_B_PRCRN_CPUPORESET_STATIC_OFFSET) + +/* power switch fingers */ +#define AP807_PWRC_LDO_CR0_REG \ + (MVEBU_REGS_BASE + 0x680000 + 0x100) +#define AP807_PWRC_LDO_CR0_OFFSET 16 +#define AP807_PWRC_LDO_CR0_MASK \ + (0xff << AP807_PWRC_LDO_CR0_OFFSET) +#define AP807_PWRC_LDO_CR0_VAL 0xfc + +/* + * Power down CPU: + * Used to reduce power consumption, and avoid SoC unnecessary temperature rise. + */ +static int plat_marvell_cpu_powerdown(int cpu_id) +{ + uint32_t reg_val; + int exit_loop = REG_WR_VALIDATE_TIMEOUT; + + INFO("Powering down CPU%d\n", cpu_id); + + /* 1. Isolation enable */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val |= 0x1 << PWRC_CPUN_CR_ISO_ENABLE_OFFSET; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 2. Read and check Isolation enabled - verify bit set to 1 */ + do { + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + exit_loop--; + } while (!(reg_val & (0x1 << PWRC_CPUN_CR_ISO_ENABLE_OFFSET)) && + exit_loop > 0); + + /* 3. Switch off CPU power */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val &= ~PWRC_CPUN_CR_PWR_DN_RQ_MASK; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 4. Read and check Switch Off - verify bit set to 0 */ + exit_loop = REG_WR_VALIDATE_TIMEOUT; + do { + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + exit_loop--; + } while (reg_val & PWRC_CPUN_CR_PWR_DN_RQ_MASK && exit_loop > 0); + + if (exit_loop <= 0) + goto cpu_poweroff_error; + + /* 5. De-Assert power ready */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val &= ~PWRC_CPUN_CR_LDO_BYPASS_RDY_MASK; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 6. Assert CPU POR reset */ + reg_val = mmio_read_32(CCU_B_PRCRN_REG(cpu_id)); + reg_val &= ~CCU_B_PRCRN_CPUPORESET_STATIC_MASK; + mmio_write_32(CCU_B_PRCRN_REG(cpu_id), reg_val); + + /* 7. Read and poll on Validate the CPU is out of reset */ + exit_loop = REG_WR_VALIDATE_TIMEOUT; + do { + reg_val = mmio_read_32(CCU_B_PRCRN_REG(cpu_id)); + exit_loop--; + } while (reg_val & CCU_B_PRCRN_CPUPORESET_STATIC_MASK && exit_loop > 0); + + if (exit_loop <= 0) + goto cpu_poweroff_error; + + INFO("Successfully powered down CPU%d\n", cpu_id); + + return 0; + +cpu_poweroff_error: + ERROR("ERROR: Can't power down CPU%d\n", cpu_id); + return -1; +} + +/* + * Power down CPUs 1-3 at early boot stage, + * to reduce power consumption and SoC temperature. + * This is triggered by BLE prior to DDR initialization. + * + * Note: + * All CPUs will be powered up by plat_marvell_cpu_powerup on Linux boot stage, + * which is triggered by PSCI ops (pwr_domain_on). + */ +int plat_marvell_early_cpu_powerdown(void) +{ + uint32_t cpu_cluster_status = + mmio_read_32(FEATURE_DISABLE_STATUS_REG) & + FEATURE_DISABLE_STATUS_CPU_CLUSTER_MASK; + /* if cpu_cluster_status bit is set, + * that means we have only single cluster + */ + int cluster_count = cpu_cluster_status ? 1 : 2; + + INFO("Powering off unused CPUs\n"); + + /* CPU1 is in AP806 cluster-0, which always exists, so power it down */ + if (plat_marvell_cpu_powerdown(CPU1) == -1) + return -1; + + /* + * CPU2-3 are in AP806 2nd cluster (cluster-1), + * which doesn't exists in dual-core systems. + * so need to check if we have dual-core (single cluster) + * or quad-code (2 clusters) + */ + if (cluster_count == 2) { + /* CPU2-3 are part of 2nd cluster */ + if (plat_marvell_cpu_powerdown(CPU2) == -1) + return -1; + if (plat_marvell_cpu_powerdown(CPU3) == -1) + return -1; + } + + return 0; +} + +/* + * Power up CPU - part of Linux boot stage + */ +static int plat_marvell_cpu_powerup(u_register_t mpidr) +{ + uint32_t reg_val; + int cpu_id = MPIDR_CPU_GET(mpidr), + cluster = MPIDR_CLUSTER_GET(mpidr); + int exit_loop = REG_WR_VALIDATE_TIMEOUT; + + /* calculate absolute CPU ID */ + cpu_id = cluster * PLAT_MARVELL_CLUSTER_CORE_COUNT + cpu_id; + + INFO("Powering on CPU%d\n", cpu_id); + +#ifdef MVEBU_SOC_AP807 + /* Activate 2 power switch fingers */ + reg_val = mmio_read_32(AP807_PWRC_LDO_CR0_REG); + reg_val &= ~(AP807_PWRC_LDO_CR0_MASK); + reg_val |= (AP807_PWRC_LDO_CR0_VAL << AP807_PWRC_LDO_CR0_OFFSET); + mmio_write_32(AP807_PWRC_LDO_CR0_REG, reg_val); + udelay(100); +#endif + + /* 1. Switch CPU power ON */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val |= 0x1 << PWRC_CPUN_CR_PWR_DN_RQ_OFFSET; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 2. Wait for CPU on, up to 100 uSec: */ + udelay(100); + + /* 3. Assert power ready */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val |= 0x1U << PWRC_CPUN_CR_LDO_BYPASS_RDY_OFFSET; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 4. Read & Validate power ready + * used in order to generate 16 Host CPU cycles + */ + do { + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + exit_loop--; + } while (!(reg_val & (0x1U << PWRC_CPUN_CR_LDO_BYPASS_RDY_OFFSET)) && + exit_loop > 0); + + if (exit_loop <= 0) + goto cpu_poweron_error; + + /* 5. Isolation disable */ + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + reg_val &= ~PWRC_CPUN_CR_ISO_ENABLE_MASK; + mmio_write_32(PWRC_CPUN_CR_REG(cpu_id), reg_val); + + /* 6. Read and check Isolation enabled - verify bit set to 1 */ + exit_loop = REG_WR_VALIDATE_TIMEOUT; + do { + reg_val = mmio_read_32(PWRC_CPUN_CR_REG(cpu_id)); + exit_loop--; + } while ((reg_val & (0x1 << PWRC_CPUN_CR_ISO_ENABLE_OFFSET)) && + exit_loop > 0); + + /* 7. De Assert CPU POR reset & Core reset */ + reg_val = mmio_read_32(CCU_B_PRCRN_REG(cpu_id)); + reg_val |= 0x1 << CCU_B_PRCRN_CPUPORESET_STATIC_OFFSET; + mmio_write_32(CCU_B_PRCRN_REG(cpu_id), reg_val); + + /* 8. Read & Validate CPU POR reset */ + exit_loop = REG_WR_VALIDATE_TIMEOUT; + do { + reg_val = mmio_read_32(CCU_B_PRCRN_REG(cpu_id)); + exit_loop--; + } while (!(reg_val & (0x1 << CCU_B_PRCRN_CPUPORESET_STATIC_OFFSET)) && + exit_loop > 0); + + if (exit_loop <= 0) + goto cpu_poweron_error; + + INFO("Successfully powered on CPU%d\n", cpu_id); + + return 0; + +cpu_poweron_error: + ERROR("ERROR: Can't power up CPU%d\n", cpu_id); + return -1; +} + +static int plat_marvell_cpu_on(u_register_t mpidr) +{ + int cpu_id; + int cluster; + + /* Set barierr */ + dsbsy(); + + /* Get cpu number - use CPU ID */ + cpu_id = MPIDR_CPU_GET(mpidr); + + /* Get cluster number - use affinity level 1 */ + cluster = MPIDR_CLUSTER_GET(mpidr); + + /* Set CPU private UID */ + mmio_write_32(MVEBU_REGS_BASE + MVEBU_PRIVATE_UID_REG, cluster + 0x4); + + /* Set the cpu start address to BL1 entry point (align to 0x10000) */ + mmio_write_32(MVEBU_CCU_RVBAR(cpu_id), + PLAT_MARVELL_CPU_ENTRY_ADDR >> 16); + + /* Get the cpu out of reset */ + mmio_write_32(MVEBU_CCU_CPU_UN_RESET(cpu_id), 0x10001); + + return 0; +} + +/***************************************************************************** + * A8K handler called to check the validity of the power state + * parameter. + ***************************************************************************** + */ +static int a8k_validate_power_state(unsigned int power_state, + psci_power_state_t *req_state) +{ + int pstate = psci_get_pstate_type(power_state); + int pwr_lvl = psci_get_pstate_pwrlvl(power_state); + int i; + + if (pwr_lvl > PLAT_MAX_PWR_LVL) + return PSCI_E_INVALID_PARAMS; + + /* Sanity check the requested state */ + if (pstate == PSTATE_TYPE_STANDBY) { + /* + * It's possible to enter standby only on power level 0 + * Ignore any other power level. + */ + if (pwr_lvl != MARVELL_PWR_LVL0) + return PSCI_E_INVALID_PARAMS; + + req_state->pwr_domain_state[MARVELL_PWR_LVL0] = + MARVELL_LOCAL_STATE_RET; + } else { + for (i = MARVELL_PWR_LVL0; i <= pwr_lvl; i++) + req_state->pwr_domain_state[i] = + MARVELL_LOCAL_STATE_OFF; + } + + /* + * We expect the 'state id' to be zero. + */ + if (psci_get_pstate_id(power_state)) + return PSCI_E_INVALID_PARAMS; + + return PSCI_E_SUCCESS; +} + +/***************************************************************************** + * A8K handler called when a CPU is about to enter standby. + ***************************************************************************** + */ +static void a8k_cpu_standby(plat_local_state_t cpu_state) +{ + if (!is_pm_fw_running()) { + ERROR("%s: needs to be implemented\n", __func__); + panic(); + } +} + +/***************************************************************************** + * A8K handler called when a power domain is about to be turned on. The + * mpidr determines the CPU to be turned on. + ***************************************************************************** + */ +static int a8k_pwr_domain_on(u_register_t mpidr) +{ + /* Power up CPU (CPUs 1-3 are powered off at start of BLE) */ + plat_marvell_cpu_powerup(mpidr); + +#if MSS_SUPPORT + if (is_pm_fw_running()) { + unsigned int target = + ((mpidr & 0xFF) + (((mpidr >> 8) & 0xFF) * 2)); + + /* + * pm system synchronization - used to synchronize + * multiple core access to MSS + */ + bakery_lock_get(&pm_sys_lock); + + /* send CPU ON IPC Message to MSS */ + mss_pm_ipc_msg_send(target, PM_IPC_MSG_CPU_ON, 0); + + /* trigger IPC message to MSS */ + mss_pm_ipc_msg_trigger(); + + /* pm system synchronization */ + bakery_lock_release(&pm_sys_lock); + + /* trace message */ + PM_TRACE(TRACE_PWR_DOMAIN_ON | target); + } else +#endif + { + /* proprietary CPU ON execution flow */ + plat_marvell_cpu_on(mpidr); + } + return 0; +} + +/***************************************************************************** + * A8K handler called to validate the entry point. + ***************************************************************************** + */ +static int a8k_validate_ns_entrypoint(uintptr_t entrypoint) +{ + return PSCI_E_SUCCESS; +} + +/***************************************************************************** + * A8K handler called when a power domain is about to be turned off. The + * target_state encodes the power state that each level should transition to. + ***************************************************************************** + */ +static void a8k_pwr_domain_off(const psci_power_state_t *target_state) +{ +#if MSS_SUPPORT + if (is_pm_fw_running()) { + unsigned int idx = plat_my_core_pos(); + + /* Prevent interrupts from spuriously waking up this cpu */ + gicv2_cpuif_disable(); + + /* pm system synchronization - used to synchronize multiple + * core access to MSS + */ + bakery_lock_get(&pm_sys_lock); + + /* send CPU OFF IPC Message to MSS */ + mss_pm_ipc_msg_send(idx, PM_IPC_MSG_CPU_OFF, target_state); + + /* trigger IPC message to MSS */ + mss_pm_ipc_msg_trigger(); + + /* pm system synchronization */ + bakery_lock_release(&pm_sys_lock); + + /* trace message */ + PM_TRACE(TRACE_PWR_DOMAIN_OFF); + } else { + INFO("%s: is not supported without SCP\n", __func__); + } +#endif +} + +/* Get PM config to power off the SoC */ +void *plat_marvell_get_pm_cfg(void) +{ + return NULL; +} + +/* + * This function should be called on restore from + * "suspend to RAM" state when the execution flow + * has to bypass BootROM image to RAM copy and speed up + * the system recovery + * + */ +static void plat_marvell_exit_bootrom(void) +{ + marvell_exit_bootrom(PLAT_MARVELL_TRUSTED_ROM_BASE); +} + +/* + * Prepare for the power off of the system via GPIO + */ +static void plat_marvell_power_off_gpio(struct power_off_method *pm_cfg, + register_t *gpio_addr, + register_t *gpio_data) +{ + unsigned int gpio; + unsigned int idx; + unsigned int shift; + unsigned int reg; + unsigned int addr; + gpio_info_t *info; + unsigned int tog_bits; + + assert((pm_cfg->cfg.gpio.pin_count < PMIC_GPIO_MAX_NUMBER) && + (pm_cfg->cfg.gpio.step_count < PMIC_GPIO_MAX_TOGGLE_STEP)); + + /* Prepare GPIOs for PMIC */ + for (gpio = 0; gpio < pm_cfg->cfg.gpio.pin_count; gpio++) { + info = &pm_cfg->cfg.gpio.info[gpio]; + /* Set PMIC GPIO to output mode */ + reg = mmio_read_32(MVEBU_CP_GPIO_DATA_OUT_EN( + info->cp_index, info->gpio_index)); + mmio_write_32(MVEBU_CP_GPIO_DATA_OUT_EN( + info->cp_index, info->gpio_index), + reg & ~MVEBU_GPIO_MASK(info->gpio_index)); + + /* Set the appropriate MPP to GPIO mode */ + reg = mmio_read_32(MVEBU_PM_MPP_REGS(info->cp_index, + info->gpio_index)); + mmio_write_32(MVEBU_PM_MPP_REGS(info->cp_index, + info->gpio_index), + reg & ~MVEBU_MPP_MASK(info->gpio_index)); + } + + /* Wait for MPP & GPIO pre-configurations done */ + mdelay(pm_cfg->cfg.gpio.delay_ms); + + /* Toggle the GPIO values, and leave final step to be triggered + * after DDR self-refresh is enabled + */ + for (idx = 0; idx < pm_cfg->cfg.gpio.step_count; idx++) { + tog_bits = pm_cfg->cfg.gpio.seq[idx]; + + /* The GPIOs must be within same GPIO register, + * thus could get the original value by first GPIO + */ + info = &pm_cfg->cfg.gpio.info[0]; + reg = mmio_read_32(MVEBU_CP_GPIO_DATA_OUT( + info->cp_index, info->gpio_index)); + addr = MVEBU_CP_GPIO_DATA_OUT(info->cp_index, info->gpio_index); + + for (gpio = 0; gpio < pm_cfg->cfg.gpio.pin_count; gpio++) { + shift = pm_cfg->cfg.gpio.info[gpio].gpio_index % 32; + if (GPIO_LOW == (tog_bits & (1 << gpio))) + reg &= ~(1 << shift); + else + reg |= (1 << shift); + } + + /* Set the GPIO register, for last step just store + * register address and values to system registers + */ + if (idx < pm_cfg->cfg.gpio.step_count - 1) { + mmio_write_32(MVEBU_CP_GPIO_DATA_OUT( + info->cp_index, info->gpio_index), reg); + mdelay(pm_cfg->cfg.gpio.delay_ms); + } else { + /* Save GPIO register and address values for + * finishing the power down operation later + */ + *gpio_addr = addr; + *gpio_data = reg; + } + } +} + +/* + * Prepare for the power off of the system + */ +static void plat_marvell_power_off_prepare(struct power_off_method *pm_cfg, + register_t *addr, register_t *data) +{ + switch (pm_cfg->type) { + case PMIC_GPIO: + plat_marvell_power_off_gpio(pm_cfg, addr, data); + break; + default: + break; + } +} + +/***************************************************************************** + * A8K handler called when a power domain is about to be suspended. The + * target_state encodes the power state that each level should transition to. + ***************************************************************************** + */ +static void a8k_pwr_domain_suspend(const psci_power_state_t *target_state) +{ +#if MSS_SUPPORT + if (is_pm_fw_running()) { + unsigned int idx; + + /* Prevent interrupts from spuriously waking up this cpu */ + gicv2_cpuif_disable(); + + idx = plat_my_core_pos(); + + /* pm system synchronization - used to synchronize multiple + * core access to MSS + */ + bakery_lock_get(&pm_sys_lock); + + /* send CPU Suspend IPC Message to MSS */ + mss_pm_ipc_msg_send(idx, PM_IPC_MSG_CPU_SUSPEND, target_state); + + /* trigger IPC message to MSS */ + mss_pm_ipc_msg_trigger(); + + /* pm system synchronization */ + bakery_lock_release(&pm_sys_lock); + + /* trace message */ + PM_TRACE(TRACE_PWR_DOMAIN_SUSPEND); + } else +#endif + { + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + INFO("Suspending to RAM\n"); + + marvell_console_runtime_end(); + + /* Prevent interrupts from spuriously waking up this cpu */ + gicv2_cpuif_disable(); + + mailbox[MBOX_IDX_SUSPEND_MAGIC] = MVEBU_MAILBOX_SUSPEND_STATE; + mailbox[MBOX_IDX_ROM_EXIT_ADDR] = (uintptr_t)&plat_marvell_exit_bootrom; + +#if PLAT_MARVELL_SHARED_RAM_CACHED + flush_dcache_range(PLAT_MARVELL_MAILBOX_BASE + + MBOX_IDX_SUSPEND_MAGIC * sizeof(uintptr_t), + 2 * sizeof(uintptr_t)); +#endif + /* Flush and disable LLC before going off-power */ + llc_disable(0); + + isb(); + /* + * Do not halt here! + * The function must return for allowing the caller function + * psci_power_up_finish() to do the proper context saving and + * to release the CPU lock. + */ + } +} + +/***************************************************************************** + * A8K handler called when a power domain has just been powered on after + * being turned off earlier. The target_state encodes the low power state that + * each level has woken up from. + ***************************************************************************** + */ +static void a8k_pwr_domain_on_finish(const psci_power_state_t *target_state) +{ + /* arch specific configuration */ + marvell_psci_arch_init(0); + + /* Interrupt initialization */ + gicv2_pcpu_distif_init(); + gicv2_cpuif_enable(); + + if (is_pm_fw_running()) { + /* trace message */ + PM_TRACE(TRACE_PWR_DOMAIN_ON_FINISH); + } +} + +/***************************************************************************** + * A8K handler called when a power domain has just been powered on after + * having been suspended earlier. The target_state encodes the low power state + * that each level has woken up from. + * TODO: At the moment we reuse the on finisher and reinitialize the secure + * context. Need to implement a separate suspend finisher. + ***************************************************************************** + */ +static void a8k_pwr_domain_suspend_finish( + const psci_power_state_t *target_state) +{ + if (is_pm_fw_running()) { + /* arch specific configuration */ + marvell_psci_arch_init(0); + + /* Interrupt initialization */ + gicv2_cpuif_enable(); + + /* trace message */ + PM_TRACE(TRACE_PWR_DOMAIN_SUSPEND_FINISH); + } else { + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + /* Only primary CPU requres platform init */ + if (!plat_my_core_pos()) { + /* Initialize the console to provide + * early debug support + */ + marvell_console_runtime_init(); + + bl31_plat_arch_setup(); + marvell_bl31_platform_setup(); + /* + * Remove suspend to RAM marker from the mailbox + * for treating a regular reset as a cold boot + */ + mailbox[MBOX_IDX_SUSPEND_MAGIC] = 0; + mailbox[MBOX_IDX_ROM_EXIT_ADDR] = 0; +#if PLAT_MARVELL_SHARED_RAM_CACHED + flush_dcache_range(PLAT_MARVELL_MAILBOX_BASE + + MBOX_IDX_SUSPEND_MAGIC * sizeof(uintptr_t), + 2 * sizeof(uintptr_t)); +#endif + } + } +} + +/***************************************************************************** + * This handler is called by the PSCI implementation during the `SYSTEM_SUSPEND` + * call to get the `power_state` parameter. This allows the platform to encode + * the appropriate State-ID field within the `power_state` parameter which can + * be utilized in `pwr_domain_suspend()` to suspend to system affinity level. + ***************************************************************************** + */ +static void a8k_get_sys_suspend_power_state(psci_power_state_t *req_state) +{ + /* lower affinities use PLAT_MAX_OFF_STATE */ + for (int i = MPIDR_AFFLVL0; i <= PLAT_MAX_PWR_LVL; i++) + req_state->pwr_domain_state[i] = PLAT_MAX_OFF_STATE; +} + +static void +__dead2 a8k_pwr_domain_pwr_down_wfi(const psci_power_state_t *target_state) +{ + struct power_off_method *pm_cfg; + unsigned int srcmd; + unsigned int sdram_reg; + register_t gpio_data = 0, gpio_addr = 0; + + if (is_pm_fw_running()) { + psci_power_down_wfi(); + panic(); + } + + pm_cfg = (struct power_off_method *)plat_marvell_get_pm_cfg(); + + /* Prepare for power off */ + plat_marvell_power_off_prepare(pm_cfg, &gpio_addr, &gpio_data); + + /* First step to enable DDR self-refresh + * to keep the data during suspend + */ + mmio_write_32(MVEBU_MC_PWR_CTRL_REG, 0x8C1); + + /* Save DDR self-refresh second step register + * and value to be issued later + */ + sdram_reg = MVEBU_USER_CMD_0_REG; + srcmd = mmio_read_32(sdram_reg); + srcmd &= ~(MVEBU_USER_CMD_CH0_MASK | MVEBU_USER_CMD_CS_MASK | + MVEBU_USER_CMD_SR_MASK); + srcmd |= (MVEBU_USER_CMD_CH0_EN | MVEBU_USER_CMD_CS_ALL | + MVEBU_USER_CMD_SR_ENTER); + + /* + * Wait for DRAM is done using registers access only. + * At this stage any access to DRAM (procedure call) will + * release it from the self-refresh mode + */ + __asm__ volatile ( + /* Align to a cache line */ + " .balign 64\n\t" + + /* Enter self refresh */ + " str %[srcmd], [%[sdram_reg]]\n\t" + + /* + * Wait 100 cycles for DDR to enter self refresh, by + * doing 50 times two instructions. + */ + " mov x1, #50\n\t" + "1: subs x1, x1, #1\n\t" + " bne 1b\n\t" + + /* Issue the command to trigger the SoC power off */ + " str %[gpio_data], [%[gpio_addr]]\n\t" + + /* Trap the processor */ + " b .\n\t" + : : [srcmd] "r" (srcmd), [sdram_reg] "r" (sdram_reg), + [gpio_addr] "r" (gpio_addr), [gpio_data] "r" (gpio_data) + : "x1"); + + panic(); +} + +/***************************************************************************** + * A8K handlers to shutdown/reboot the system + ***************************************************************************** + */ + +/* Set a weak stub for platforms that don't configure system power off */ +#pragma weak system_power_off +int system_power_off(void) +{ + return 0; +} + +static void __dead2 a8k_system_off(void) +{ + /* Call the platform specific system power off function */ + system_power_off(); + + /* board doesn't have a system off implementation */ + ERROR("%s: needs to be implemented\n", __func__); + panic(); +} + +void plat_marvell_system_reset(void) +{ + mmio_write_32(MVEBU_RFU_BASE + MVEBU_RFU_GLOBL_SW_RST, 0x0); +} + +static void __dead2 a8k_system_reset(void) +{ + plat_marvell_system_reset(); + + /* we shouldn't get to this point */ + panic(); +} + +/***************************************************************************** + * Export the platform handlers via plat_arm_psci_pm_ops. The ARM Standard + * platform layer will take care of registering the handlers with PSCI. + ***************************************************************************** + */ +const plat_psci_ops_t plat_arm_psci_pm_ops = { + .cpu_standby = a8k_cpu_standby, + .pwr_domain_on = a8k_pwr_domain_on, + .pwr_domain_off = a8k_pwr_domain_off, + .pwr_domain_suspend = a8k_pwr_domain_suspend, + .pwr_domain_on_finish = a8k_pwr_domain_on_finish, + .get_sys_suspend_power_state = a8k_get_sys_suspend_power_state, + .pwr_domain_suspend_finish = a8k_pwr_domain_suspend_finish, + .pwr_domain_pwr_down_wfi = a8k_pwr_domain_pwr_down_wfi, + .system_off = a8k_system_off, + .system_reset = a8k_system_reset, + .validate_power_state = a8k_validate_power_state, + .validate_ns_entrypoint = a8k_validate_ns_entrypoint +}; diff --git a/plat/marvell/armada/a8k/common/plat_pm_trace.c b/plat/marvell/armada/a8k/common/plat_pm_trace.c new file mode 100644 index 0000000..e02a893 --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_pm_trace.c @@ -0,0 +1,94 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <lib/mmio.h> +#include <plat/common/platform.h> + +#if MSS_SUPPORT +#include <mss_mem.h> + +#ifdef PM_TRACE_ENABLE +#include <plat_pm_trace.h> + +/* core trace APIs */ +core_trace_func funcTbl[PLATFORM_CORE_COUNT] = { + pm_core_0_trace, + pm_core_1_trace, + pm_core_2_trace, + pm_core_3_trace}; + +/***************************************************************************** + * pm_core0_trace + * pm_core1_trace + * pm_core2_trace + * pm_core_3trace + * + * This functions set trace info into core cyclic trace queue in MSS SRAM + * memory space + ***************************************************************************** + */ +void pm_core_0_trace(unsigned int trace) +{ + unsigned int current_position_core_0 = + mmio_read_32(AP_MSS_ATF_CORE_0_CTRL_BASE); + mmio_write_32((AP_MSS_ATF_CORE_0_INFO_BASE + + (current_position_core_0 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + mmio_read_32(AP_MSS_TIMER_BASE)); + mmio_write_32((AP_MSS_ATF_CORE_0_INFO_TRACE + + (current_position_core_0 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + trace); + mmio_write_32(AP_MSS_ATF_CORE_0_CTRL_BASE, + ((current_position_core_0 + 1) & + AP_MSS_ATF_TRACE_SIZE_MASK)); +} + +void pm_core_1_trace(unsigned int trace) +{ + unsigned int current_position_core_1 = + mmio_read_32(AP_MSS_ATF_CORE_1_CTRL_BASE); + mmio_write_32((AP_MSS_ATF_CORE_1_INFO_BASE + + (current_position_core_1 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + mmio_read_32(AP_MSS_TIMER_BASE)); + mmio_write_32((AP_MSS_ATF_CORE_1_INFO_TRACE + + (current_position_core_1 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + trace); + mmio_write_32(AP_MSS_ATF_CORE_1_CTRL_BASE, + ((current_position_core_1 + 1) & + AP_MSS_ATF_TRACE_SIZE_MASK)); +} + +void pm_core_2_trace(unsigned int trace) +{ + unsigned int current_position_core_2 = + mmio_read_32(AP_MSS_ATF_CORE_2_CTRL_BASE); + mmio_write_32((AP_MSS_ATF_CORE_2_INFO_BASE + + (current_position_core_2 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + mmio_read_32(AP_MSS_TIMER_BASE)); + mmio_write_32((AP_MSS_ATF_CORE_2_INFO_TRACE + + (current_position_core_2 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + trace); + mmio_write_32(AP_MSS_ATF_CORE_2_CTRL_BASE, + ((current_position_core_2 + 1) & + AP_MSS_ATF_TRACE_SIZE_MASK)); +} + +void pm_core_3_trace(unsigned int trace) +{ + unsigned int current_position_core_3 = + mmio_read_32(AP_MSS_ATF_CORE_3_CTRL_BASE); + mmio_write_32((AP_MSS_ATF_CORE_3_INFO_BASE + + (current_position_core_3 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + mmio_read_32(AP_MSS_TIMER_BASE)); + mmio_write_32((AP_MSS_ATF_CORE_3_INFO_TRACE + + (current_position_core_3 * AP_MSS_ATF_CORE_ENTRY_SIZE)), + trace); + mmio_write_32(AP_MSS_ATF_CORE_3_CTRL_BASE, + ((current_position_core_3 + 1) & + AP_MSS_ATF_TRACE_SIZE_MASK)); +} +#endif /* PM_TRACE_ENABLE */ +#endif /* MSS_SUPPORT */ diff --git a/plat/marvell/armada/a8k/common/plat_thermal.c b/plat/marvell/armada/a8k/common/plat_thermal.c new file mode 100644 index 0000000..a2fc0d0 --- /dev/null +++ b/plat/marvell/armada/a8k/common/plat_thermal.c @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <drivers/marvell/thermal.h> +#include <lib/mmio.h> + +#include <mvebu_def.h> + +#define THERMAL_TIMEOUT 1200 + +#define THERMAL_SEN_CTRL_LSB_STRT_OFFSET 0 +#define THERMAL_SEN_CTRL_LSB_STRT_MASK \ + (0x1 << THERMAL_SEN_CTRL_LSB_STRT_OFFSET) +#define THERMAL_SEN_CTRL_LSB_RST_OFFSET 1 +#define THERMAL_SEN_CTRL_LSB_RST_MASK \ + (0x1 << THERMAL_SEN_CTRL_LSB_RST_OFFSET) +#define THERMAL_SEN_CTRL_LSB_EN_OFFSET 2 +#define THERMAL_SEN_CTRL_LSB_EN_MASK \ + (0x1 << THERMAL_SEN_CTRL_LSB_EN_OFFSET) + +#define THERMAL_SEN_CTRL_STATS_VALID_OFFSET 16 +#define THERMAL_SEN_CTRL_STATS_VALID_MASK \ + (0x1 << THERMAL_SEN_CTRL_STATS_VALID_OFFSET) +#define THERMAL_SEN_CTRL_STATS_TEMP_OUT_OFFSET 0 +#define THERMAL_SEN_CTRL_STATS_TEMP_OUT_MASK \ + (0x3FF << THERMAL_SEN_CTRL_STATS_TEMP_OUT_OFFSET) + +#define THERMAL_SEN_OUTPUT_MSB 512 +#define THERMAL_SEN_OUTPUT_COMP 1024 + +struct tsen_regs { + uint32_t ext_tsen_ctrl_lsb; + uint32_t ext_tsen_ctrl_msb; + uint32_t ext_tsen_status; +}; + +static int ext_tsen_probe(struct tsen_config *tsen_cfg) +{ + uint32_t reg, timeout = 0; + struct tsen_regs *base; + + if (tsen_cfg == NULL && tsen_cfg->regs_base == NULL) { + ERROR("initial thermal sensor configuration is missing\n"); + return -1; + } + base = (struct tsen_regs *)tsen_cfg->regs_base; + + INFO("initializing thermal sensor\n"); + + /* initialize thermal sensor hardware reset once */ + reg = mmio_read_32((uintptr_t)&base->ext_tsen_ctrl_lsb); + reg &= ~THERMAL_SEN_CTRL_LSB_RST_OFFSET; /* de-assert TSEN_RESET */ + reg |= THERMAL_SEN_CTRL_LSB_EN_MASK; /* set TSEN_EN to 1 */ + reg |= THERMAL_SEN_CTRL_LSB_STRT_MASK; /* set TSEN_START to 1 */ + mmio_write_32((uintptr_t)&base->ext_tsen_ctrl_lsb, reg); + + reg = mmio_read_32((uintptr_t)&base->ext_tsen_status); + while ((reg & THERMAL_SEN_CTRL_STATS_VALID_MASK) == 0 && + timeout < THERMAL_TIMEOUT) { + udelay(100); + reg = mmio_read_32((uintptr_t)&base->ext_tsen_status); + timeout++; + } + + if ((reg & THERMAL_SEN_CTRL_STATS_VALID_MASK) == 0) { + ERROR("thermal sensor is not ready\n"); + return -1; + } + + tsen_cfg->tsen_ready = 1; + + VERBOSE("thermal sensor was initialized\n"); + + return 0; +} + +static int ext_tsen_read(struct tsen_config *tsen_cfg, int *temp) +{ + uint32_t reg; + struct tsen_regs *base; + + if (tsen_cfg == NULL && !tsen_cfg->tsen_ready) { + ERROR("thermal sensor was not initialized\n"); + return -1; + } + base = (struct tsen_regs *)tsen_cfg->regs_base; + + reg = mmio_read_32((uintptr_t)&base->ext_tsen_status); + reg = ((reg & THERMAL_SEN_CTRL_STATS_TEMP_OUT_MASK) >> + THERMAL_SEN_CTRL_STATS_TEMP_OUT_OFFSET); + + /* + * TSEN output format is signed as a 2s complement number + * ranging from-512 to +511. when MSB is set, need to + * calculate the complement number + */ + if (reg >= THERMAL_SEN_OUTPUT_MSB) + reg -= THERMAL_SEN_OUTPUT_COMP; + + if (tsen_cfg->tsen_divisor == 0) { + ERROR("thermal sensor divisor cannot be zero\n"); + return -1; + } + + *temp = ((tsen_cfg->tsen_gain * ((int)reg)) + + tsen_cfg->tsen_offset) / tsen_cfg->tsen_divisor; + + return 0; +} + +static struct tsen_config tsen_cfg = { + .tsen_offset = 153400, + .tsen_gain = 425, + .tsen_divisor = 1000, + .tsen_ready = 0, + .regs_base = (void *)MVEBU_AP_EXT_TSEN_BASE, + .ptr_tsen_probe = ext_tsen_probe, + .ptr_tsen_read = ext_tsen_read +}; + +struct tsen_config *marvell_thermal_config_get(void) +{ + return &tsen_cfg; +} diff --git a/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c b/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c new file mode 100644 index 0000000..6c55858 --- /dev/null +++ b/plat/marvell/armada/common/aarch64/marvell_bl2_mem_params_desc.c @@ -0,0 +1,168 @@ +/* + * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <platform_def.h> + +#include <common/bl_common.h> +#include <common/desc_image_load.h> +#include <marvell_def.h> +#include <plat/common/platform.h> + +/******************************************************************************* + * Following descriptor provides BL image/ep information that gets used + * by BL2 to load the images and also subset of this information is + * passed to next BL image. The image loading sequence is managed by + * populating the images in required loading order. The image execution + * sequence is managed by populating the `next_handoff_image_id` with + * the next executable image id. + ******************************************************************************/ +static bl_mem_params_node_t bl2_mem_params_descs[] = { +#ifdef SCP_BL2_BASE + /* Fill SCP_BL2 related information if it exists */ + { + .image_id = SCP_BL2_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_IMAGE_BINARY, + VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_IMAGE_BINARY, + VERSION_2, image_info_t, 0), + .image_info.image_base = SCP_BL2_BASE, + .image_info.image_max_size = SCP_BL2_SIZE, + + .next_handoff_image_id = INVALID_IMAGE_ID, + }, +#endif /* SCP_BL2_BASE */ + +#ifdef EL3_PAYLOAD_BASE + /* Fill EL3 payload related information (BL31 is EL3 payload)*/ + { + .image_id = BL31_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, + SECURE | EXECUTABLE | EP_FIRST_EXE), + .ep_info.pc = EL3_PAYLOAD_BASE, + .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, + DISABLE_ALL_EXCEPTIONS), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, + IMAGE_ATTRIB_PLAT_SETUP | IMAGE_ATTRIB_SKIP_LOADING), + + .next_handoff_image_id = INVALID_IMAGE_ID, + }, + +#else /* EL3_PAYLOAD_BASE */ + + /* Fill BL31 related information */ + { + .image_id = BL31_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, + SECURE | EXECUTABLE | EP_FIRST_EXE), + .ep_info.pc = BL31_BASE, + .ep_info.spsr = SPSR_64(MODE_EL3, MODE_SP_ELX, + DISABLE_ALL_EXCEPTIONS), +#if DEBUG + .ep_info.args.arg3 = MARVELL_BL31_PLAT_PARAM_VAL, +#endif + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, IMAGE_ATTRIB_PLAT_SETUP), + .image_info.image_base = BL31_BASE, + .image_info.image_max_size = BL31_LIMIT - BL31_BASE, + +# ifdef BL32_BASE + .next_handoff_image_id = BL32_IMAGE_ID, +# else + .next_handoff_image_id = BL33_IMAGE_ID, +# endif + }, + +# ifdef BL32_BASE + /* Fill BL32 related information */ + { + .image_id = BL32_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, SECURE | EXECUTABLE), + .ep_info.pc = BL32_BASE, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, 0), + .image_info.image_base = BL32_BASE, + .image_info.image_max_size = BL32_LIMIT - BL32_BASE, + + .next_handoff_image_id = BL33_IMAGE_ID, + }, + + /* + * Fill BL32 external 1 related information. + * A typical use for extra1 image is with OP-TEE + * where it is the pager image. + */ + { + .image_id = BL32_EXTRA1_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING), + .image_info.image_base = BL32_BASE, + .image_info.image_max_size = BL32_LIMIT - BL32_BASE, + + .next_handoff_image_id = INVALID_IMAGE_ID, + }, + + /* + * Fill BL32 external 2 related information. + * A typical use for extra2 image is with OP-TEE, + * where it is the paged image. + */ + { + .image_id = BL32_EXTRA2_IMAGE_ID, + + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, SECURE | NON_EXECUTABLE), + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING), +#ifdef SPD_opteed + .image_info.image_base = MARVELL_OPTEE_PAGEABLE_LOAD_BASE, + .image_info.image_max_size = MARVELL_OPTEE_PAGEABLE_LOAD_SIZE, +#endif + .next_handoff_image_id = INVALID_IMAGE_ID, + }, +# endif /* BL32_BASE */ + + /* Fill BL33 related information */ + { + .image_id = BL33_IMAGE_ID, + SET_STATIC_PARAM_HEAD(ep_info, PARAM_EP, + VERSION_2, entry_point_info_t, NON_SECURE | EXECUTABLE), +# ifdef PRELOADED_BL33_BASE + .ep_info.pc = PRELOADED_BL33_BASE, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, IMAGE_ATTRIB_SKIP_LOADING), +# else + .ep_info.pc = MARVELL_DRAM_BASE, + + SET_STATIC_PARAM_HEAD(image_info, PARAM_EP, + VERSION_2, image_info_t, 0), + .image_info.image_base = MARVELL_DRAM_BASE, + .image_info.image_max_size = MARVELL_DRAM_SIZE, +# endif /* PRELOADED_BL33_BASE */ + + .next_handoff_image_id = INVALID_IMAGE_ID, + } +#endif /* EL3_PAYLOAD_BASE */ +}; + +REGISTER_BL_IMAGE_DESCS(bl2_mem_params_descs) diff --git a/plat/marvell/armada/common/aarch64/marvell_common.c b/plat/marvell/armada/common/aarch64/marvell_common.c new file mode 100644 index 0000000..21a62d4 --- /dev/null +++ b/plat/marvell/armada/common/aarch64/marvell_common.c @@ -0,0 +1,137 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> + +#include <platform_def.h> + +#include <arch.h> +#include <arch_helpers.h> +#include <common/debug.h> +#include <lib/mmio.h> +#include <lib/xlat_tables/xlat_tables_v2.h> + +#include <plat_marvell.h> + +/* Weak definitions may be overridden in specific ARM standard platform */ +#pragma weak plat_get_ns_image_entrypoint +#pragma weak plat_marvell_get_mmap + +/* + * Set up the page tables for the generic and platform-specific memory regions. + * The extents of the generic memory regions are specified by the function + * arguments and consist of: + * - Trusted SRAM seen by the BL image; + * - Code section; + * - Read-only data section; + * - Coherent memory region, if applicable. + */ +void marvell_setup_page_tables(uintptr_t total_base, + size_t total_size, + uintptr_t code_start, + uintptr_t code_limit, + uintptr_t rodata_start, + uintptr_t rodata_limit +#if USE_COHERENT_MEM + , + uintptr_t coh_start, + uintptr_t coh_limit +#endif + ) +{ + /* + * Map the Trusted SRAM with appropriate memory attributes. + * Subsequent mappings will adjust the attributes for specific regions. + */ + VERBOSE("Trusted SRAM seen by this BL image: %p - %p\n", + (void *) total_base, (void *) (total_base + total_size)); + mmap_add_region(total_base, total_base, + total_size, + MT_MEMORY | MT_RW | MT_SECURE); + + /* Re-map the code section */ + VERBOSE("Code region: %p - %p\n", + (void *) code_start, (void *) code_limit); + mmap_add_region(code_start, code_start, + code_limit - code_start, + MT_CODE | MT_SECURE); + + /* Re-map the read-only data section */ + VERBOSE("Read-only data region: %p - %p\n", + (void *) rodata_start, (void *) rodata_limit); + mmap_add_region(rodata_start, rodata_start, + rodata_limit - rodata_start, + MT_RO_DATA | MT_SECURE); + +#if USE_COHERENT_MEM + /* Re-map the coherent memory region */ + VERBOSE("Coherent region: %p - %p\n", + (void *) coh_start, (void *) coh_limit); + mmap_add_region(coh_start, coh_start, + coh_limit - coh_start, + MT_DEVICE | MT_RW | MT_SECURE); +#endif + + /* Now (re-)map the platform-specific memory regions */ + mmap_add(plat_marvell_get_mmap()); + + /* Create the page tables to reflect the above mappings */ + init_xlat_tables(); +} + +unsigned long plat_get_ns_image_entrypoint(void) +{ + return PLAT_MARVELL_NS_IMAGE_OFFSET; +} + +/***************************************************************************** + * Gets SPSR for BL32 entry + ***************************************************************************** + */ +uint32_t marvell_get_spsr_for_bl32_entry(void) +{ + /* + * The Secure Payload Dispatcher service is responsible for + * setting the SPSR prior to entry into the BL32 image. + */ + return 0; +} + +/***************************************************************************** + * Gets SPSR for BL33 entry + ***************************************************************************** + */ +uint32_t marvell_get_spsr_for_bl33_entry(void) +{ + unsigned long el_status; + unsigned int mode; + uint32_t spsr; + + /* Figure out what mode we enter the non-secure world in */ + el_status = read_id_aa64pfr0_el1() >> ID_AA64PFR0_EL2_SHIFT; + el_status &= ID_AA64PFR0_ELX_MASK; + + mode = (el_status) ? MODE_EL2 : MODE_EL1; + + /* + * TODO: Consider the possibility of specifying the SPSR in + * the FIP ToC and allowing the platform to have a say as + * well. + */ + spsr = SPSR_64(mode, MODE_SP_ELX, DISABLE_ALL_EXCEPTIONS); + return spsr; +} + +/***************************************************************************** + * Returns ARM platform specific memory map regions. + ***************************************************************************** + */ +const mmap_region_t *plat_marvell_get_mmap(void) +{ + return plat_marvell_mmap; +} + diff --git a/plat/marvell/armada/common/aarch64/marvell_helpers.S b/plat/marvell/armada/common/aarch64/marvell_helpers.S new file mode 100644 index 0000000..3038ec0 --- /dev/null +++ b/plat/marvell/armada/common/aarch64/marvell_helpers.S @@ -0,0 +1,259 @@ +/* + * Copyright (c) 2020, ARM Limited. All rights reserved. + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <asm_macros.S> +#include <cortex_a72.h> +#ifndef PLAT_a3700 +#include <drivers/marvell/ccu.h> +#include <drivers/marvell/cache_llc.h> +#endif +#include <marvell_def.h> +#include <platform_def.h> + + .weak plat_marvell_calc_core_pos + .weak plat_my_core_pos + .globl plat_crash_console_init + .globl plat_crash_console_putc + .globl plat_crash_console_flush + .globl platform_mem_init + .globl disable_mmu_dcache + .globl invalidate_tlb_all + .globl platform_unmap_sram + .globl disable_sram + .globl disable_icache + .globl invalidate_icache_all + .globl marvell_exit_bootrom + .globl ca72_l2_enable_unique_clean + + /* ----------------------------------------------------- + * unsigned int plat_my_core_pos(void) + * This function uses the plat_marvell_calc_core_pos() + * definition to get the index of the calling CPU. + * ----------------------------------------------------- + */ +func plat_my_core_pos + mrs x0, mpidr_el1 + b plat_marvell_calc_core_pos +endfunc plat_my_core_pos + + /* ----------------------------------------------------- + * unsigned int plat_marvell_calc_core_pos(uint64_t mpidr) + * Helper function to calculate the core position. + * With this function: CorePos = (ClusterId * 2) + + * CoreId + * ----------------------------------------------------- + */ +func plat_marvell_calc_core_pos + and x1, x0, #MPIDR_CPU_MASK + and x0, x0, #MPIDR_CLUSTER_MASK + add x0, x1, x0, LSR #7 + ret +endfunc plat_marvell_calc_core_pos + + /* --------------------------------------------- + * int plat_crash_console_init(void) + * Function to initialize the crash console + * without a C Runtime to print crash report. + * Clobber list : x0, x1, x2 + * --------------------------------------------- + */ +func plat_crash_console_init +#ifdef PLAT_a3700 + mov x1, x30 + bl get_ref_clk + mov x30, x1 + mov_imm x1, 1000000 + mul x1, x0, x1 +#else + mov_imm x1, PLAT_MARVELL_UART_CLK_IN_HZ +#endif + mov_imm x0, PLAT_MARVELL_UART_BASE + mov_imm x2, MARVELL_CONSOLE_BAUDRATE +#ifdef PLAT_a3700 + b console_a3700_core_init +#else + b console_16550_core_init +#endif +endfunc plat_crash_console_init + + /* --------------------------------------------- + * int plat_crash_console_putc(int c) + * Function to print a character on the crash + * console without a C Runtime. + * Clobber list : x1, x2 + * --------------------------------------------- + */ +func plat_crash_console_putc + mov_imm x1, PLAT_MARVELL_UART_BASE +#ifdef PLAT_a3700 + + b console_a3700_core_putc +#else + b console_16550_core_putc +#endif +endfunc plat_crash_console_putc + + /* --------------------------------------------- + * void plat_crash_console_flush() + * Function to force a write of all buffered + * data that hasn't been output. + * Out : void. + * Clobber list : r0 + * --------------------------------------------- + */ +func plat_crash_console_flush + mov_imm x0, PLAT_MARVELL_UART_BASE +#ifdef PLAT_a3700 + b console_a3700_core_flush +#else + b console_16550_core_flush +#endif +endfunc plat_crash_console_flush + + /* --------------------------------------------------------------------- + * We don't need to carry out any memory initialization on ARM + * platforms. The Secure RAM is accessible straight away. + * --------------------------------------------------------------------- + */ +func platform_mem_init + ret +endfunc platform_mem_init + + /* ----------------------------------------------------- + * Disable icache, dcache, and MMU + * ----------------------------------------------------- + */ +func disable_mmu_dcache + mrs x0, sctlr_el3 + bic x0, x0, 0x1 /* M bit - MMU */ + bic x0, x0, 0x4 /* C bit - Dcache L1 & L2 */ + msr sctlr_el3, x0 + isb + b mmu_off +mmu_off: + ret +endfunc disable_mmu_dcache + + /* ----------------------------------------------------- + * Disable all TLB entries + * ----------------------------------------------------- + */ +func invalidate_tlb_all + tlbi alle3 + dsb sy + isb + ret +endfunc invalidate_tlb_all + + /* ----------------------------------------------------- + * Disable the i cache + * ----------------------------------------------------- + */ +func disable_icache + mrs x0, sctlr_el3 + bic x0, x0, 0x1000 /* I bit - Icache L1 & L2 */ + msr sctlr_el3, x0 + isb + ret +endfunc disable_icache + + /* ----------------------------------------------------- + * Disable all of the i caches + * ----------------------------------------------------- + */ +func invalidate_icache_all + ic ialluis + isb sy + ret +endfunc invalidate_icache_all + + /* ----------------------------------------------------- + * Clear the SRAM enabling bit to unmap SRAM + * ----------------------------------------------------- + */ +func platform_unmap_sram + ldr x0, =CCU_SRAM_WIN_CR + str wzr, [x0] + ret +endfunc platform_unmap_sram + + /* ----------------------------------------------------- + * Disable the SRAM + * ----------------------------------------------------- + */ +func disable_sram + /* Disable the line lockings. They must be disabled expictly + * or the OS will have problems using the cache */ + ldr x1, =MASTER_LLC_TC0_LOCK + str wzr, [x1] + + /* Invalidate all ways */ + ldr w1, =LLC_WAY_MASK + ldr x0, =MASTER_LLC_INV_WAY + str w1, [x0] + + /* Finally disable LLC */ + ldr x0, =MASTER_LLC_CTRL + str wzr, [x0] + + ret +endfunc disable_sram + + /* ----------------------------------------------------- + * Operation when exit bootROM: + * Disable the MMU + * Disable and invalidate the dcache + * Unmap and disable the SRAM + * Disable and invalidate the icache + * ----------------------------------------------------- + */ +func marvell_exit_bootrom + /* Save the system restore address */ + mov x28, x0 + + /* Close the caches and MMU */ + bl disable_mmu_dcache + + /* + * There is nothing important in the caches now, + * so invalidate them instead of cleaning. + */ + adr x0, __RW_START__ + adr x1, __RW_END__ + sub x1, x1, x0 + bl inv_dcache_range + bl invalidate_tlb_all + + /* + * Clean the memory mapping of SRAM + * the DDR mapping will remain to enable boot image to execute + */ + bl platform_unmap_sram + + /* Disable the SRAM */ + bl disable_sram + + /* Disable and invalidate icache */ + bl disable_icache + bl invalidate_icache_all + + mov x0, x28 + br x0 +endfunc marvell_exit_bootrom + + /* + * Enable L2 UniqueClean evictions with data + */ +func ca72_l2_enable_unique_clean + + mrs x0, CORTEX_A72_L2ACTLR_EL1 + orr x0, x0, #CORTEX_A72_L2ACTLR_ENABLE_UNIQUE_CLEAN + msr CORTEX_A72_L2ACTLR_EL1, x0 + + ret +endfunc ca72_l2_enable_unique_clean diff --git a/plat/marvell/armada/common/marvell_bl1_setup.c b/plat/marvell/armada/common/marvell_bl1_setup.c new file mode 100644 index 0000000..7b7cef3 --- /dev/null +++ b/plat/marvell/armada/common/marvell_bl1_setup.c @@ -0,0 +1,105 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <bl1/bl1.h> +#include <common/bl_common.h> +#include <common/debug.h> +#include <drivers/arm/sp805.h> +#include <drivers/console.h> +#include <plat/common/platform.h> + +#include <plat_marvell.h> + +/* Weak definitions may be overridden in specific Marvell standard platform */ +#pragma weak bl1_early_platform_setup +#pragma weak bl1_plat_arch_setup +#pragma weak bl1_platform_setup +#pragma weak bl1_plat_sec_mem_layout + +/* Data structure which holds the extents of the RAM for BL1*/ +static meminfo_t bl1_ram_layout; + +meminfo_t *bl1_plat_sec_mem_layout(void) +{ + return &bl1_ram_layout; +} + +/* + * BL1 specific platform actions shared between Marvell standard platforms. + */ +void marvell_bl1_early_platform_setup(void) +{ + /* Initialize the console to provide early debug support */ + marvell_console_boot_init(); + + /* Allow BL1 to see the whole Trusted RAM */ + bl1_ram_layout.total_base = MARVELL_BL_RAM_BASE; + bl1_ram_layout.total_size = MARVELL_BL_RAM_SIZE; +} + +void bl1_early_platform_setup(void) +{ + marvell_bl1_early_platform_setup(); +} + +/* + * Perform the very early platform specific architecture setup shared between + * MARVELL standard platforms. This only does basic initialization. Later + * architectural setup (bl1_arch_setup()) does not do anything platform + * specific. + */ +void marvell_bl1_plat_arch_setup(void) +{ + marvell_setup_page_tables(bl1_ram_layout.total_base, + bl1_ram_layout.total_size, + BL1_RO_BASE, + BL1_RO_LIMIT, + BL1_RO_DATA_BASE, + BL1_RO_DATA_END +#if USE_COHERENT_MEM + , BL_COHERENT_RAM_BASE, + BL_COHERENT_RAM_END +#endif + ); + enable_mmu_el3(0); +} + +void bl1_plat_arch_setup(void) +{ + marvell_bl1_plat_arch_setup(); +} + +/* + * Perform the platform specific architecture setup shared between + * MARVELL standard platforms. + */ +void marvell_bl1_platform_setup(void) +{ + /* Initialise the IO layer and register platform IO devices */ + plat_marvell_io_setup(); +} + +void bl1_platform_setup(void) +{ + marvell_bl1_platform_setup(); +} + +void bl1_plat_prepare_exit(entry_point_info_t *ep_info) +{ +#ifdef EL3_PAYLOAD_BASE + /* + * Program the EL3 payload's entry point address into the CPUs mailbox + * in order to release secondary CPUs from their holding pen and make + * them jump there. + */ + marvell_program_trusted_mailbox(ep_info->pc); + dsbsy(); + sev(); +#endif +} diff --git a/plat/marvell/armada/common/marvell_bl2_setup.c b/plat/marvell/armada/common/marvell_bl2_setup.c new file mode 100644 index 0000000..3dfa82e --- /dev/null +++ b/plat/marvell/armada/common/marvell_bl2_setup.c @@ -0,0 +1,158 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> +#include <string.h> + +#include <platform_def.h> + +#include <arch_helpers.h> +#include <common/bl_common.h> +#include <common/debug.h> +#include <common/desc_image_load.h> +#include <drivers/console.h> +#include <lib/utils.h> + +#ifdef SPD_opteed +#include <optee_utils.h> +#endif +#include <marvell_def.h> +#include <plat_marvell.h> + +/* Data structure which holds the extents of the trusted SRAM for BL2 */ +static meminfo_t bl2_tzram_layout __aligned(CACHE_WRITEBACK_GRANULE); + +/* Weak definitions may be overridden in specific MARVELL standard platform */ +#pragma weak bl2_early_platform_setup2 +#pragma weak bl2_platform_setup +#pragma weak bl2_plat_arch_setup +#pragma weak bl2_plat_sec_mem_layout + +meminfo_t *bl2_plat_sec_mem_layout(void) +{ + return &bl2_tzram_layout; +} + +/***************************************************************************** + * BL1 has passed the extents of the trusted SRAM that should be visible to BL2 + * in x0. This memory layout is sitting at the base of the free trusted SRAM. + * Copy it to a safe location before its reclaimed by later BL2 functionality. + ***************************************************************************** + */ +void marvell_bl2_early_platform_setup(meminfo_t *mem_layout) +{ + /* Initialize the console to provide early debug support */ + marvell_console_boot_init(); + + /* Setup the BL2 memory layout */ + bl2_tzram_layout = *mem_layout; + + /* Initialise the IO layer and register platform IO devices */ + plat_marvell_io_setup(); +} + + +void bl2_early_platform_setup2(u_register_t arg0, u_register_t arg1, + u_register_t arg2, u_register_t arg3) +{ + struct meminfo *mem_layout = (struct meminfo *)arg1; + + marvell_bl2_early_platform_setup(mem_layout); +} + +void bl2_platform_setup(void) +{ + /* Nothing to do */ +} + +/***************************************************************************** + * Perform the very early platform specific architectural setup here. At the + * moment this is only initializes the mmu in a quick and dirty way. + ***************************************************************************** + */ +void marvell_bl2_plat_arch_setup(void) +{ + marvell_setup_page_tables(bl2_tzram_layout.total_base, + bl2_tzram_layout.total_size, + BL_CODE_BASE, + BL_CODE_END, + BL_RO_DATA_BASE, + BL_RO_DATA_END +#if USE_COHERENT_MEM + , BL_COHERENT_RAM_BASE, + BL_COHERENT_RAM_END +#endif + ); + enable_mmu_el1(0); +} + +void bl2_plat_arch_setup(void) +{ + marvell_bl2_plat_arch_setup(); +} + +int marvell_bl2_handle_post_image_load(unsigned int image_id) +{ + int err = 0; + bl_mem_params_node_t *bl_mem_params = get_bl_mem_params_node(image_id); + +#ifdef SPD_opteed + bl_mem_params_node_t *pager_mem_params = NULL; + bl_mem_params_node_t *paged_mem_params = NULL; +#endif /* SPD_opteed */ + assert(bl_mem_params); + + switch (image_id) { + case BL32_IMAGE_ID: +#ifdef SPD_opteed + pager_mem_params = get_bl_mem_params_node(BL32_EXTRA1_IMAGE_ID); + assert(pager_mem_params); + + paged_mem_params = get_bl_mem_params_node(BL32_EXTRA2_IMAGE_ID); + assert(paged_mem_params); + + err = parse_optee_header(&bl_mem_params->ep_info, + &pager_mem_params->image_info, + &paged_mem_params->image_info); + if (err != 0) + WARN("OPTEE header parse error.\n"); +#endif /* SPD_opteed */ + bl_mem_params->ep_info.spsr = marvell_get_spsr_for_bl32_entry(); + break; + + case BL33_IMAGE_ID: + /* BL33 expects to receive the primary CPU MPID (through r0) */ + bl_mem_params->ep_info.args.arg0 = 0xffff & read_mpidr(); + bl_mem_params->ep_info.spsr = marvell_get_spsr_for_bl33_entry(); + break; +#ifdef SCP_BL2_BASE + case SCP_BL2_IMAGE_ID: + /* The subsequent handling of SCP_BL2 is platform specific */ + err = bl2_plat_handle_scp_bl2(&bl_mem_params->image_info); + if (err) { + WARN("Failure in platform-specific handling of SCP_BL2 image.\n"); + } + break; +#endif + default: + /* Do nothing in default case */ + break; + } + + return err; + +} + +/******************************************************************************* + * This function can be used by the platforms to update/use image + * information for given `image_id`. + ******************************************************************************/ +int bl2_plat_handle_post_image_load(unsigned int image_id) +{ + return marvell_bl2_handle_post_image_load(image_id); +} + diff --git a/plat/marvell/armada/common/marvell_bl31_setup.c b/plat/marvell/armada/common/marvell_bl31_setup.c new file mode 100644 index 0000000..26ba906 --- /dev/null +++ b/plat/marvell/armada/common/marvell_bl31_setup.c @@ -0,0 +1,237 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> + +#include <arch.h> +#include <common/bl_common.h> +#include <common/debug.h> +#ifdef USE_CCI +#include <drivers/arm/cci.h> +#endif +#include <drivers/console.h> +#include <plat/common/platform.h> + +#include <marvell_def.h> +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +/* + * Placeholder variables for copying the arguments that have been passed to + * BL31 from BL2. + */ +static entry_point_info_t bl32_image_ep_info; +static entry_point_info_t bl33_image_ep_info; + +/* Weak definitions may be overridden in specific ARM standard platform */ +#pragma weak bl31_early_platform_setup2 +#pragma weak bl31_platform_setup +#pragma weak bl31_plat_arch_setup +#pragma weak bl31_plat_get_next_image_ep_info +#pragma weak plat_get_syscnt_freq2 + +/***************************************************************************** + * Return a pointer to the 'entry_point_info' structure of the next image for + * the security state specified. BL33 corresponds to the non-secure image type + * while BL32 corresponds to the secure image type. A NULL pointer is returned + * if the image does not exist. + ***************************************************************************** + */ +entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type) +{ + entry_point_info_t *next_image_info; + + assert(sec_state_is_valid(type)); + next_image_info = (type == NON_SECURE) + ? &bl33_image_ep_info : &bl32_image_ep_info; + + return next_image_info; +} + +/***************************************************************************** + * Perform any BL31 early platform setup common to ARM standard platforms. + * Here is an opportunity to copy parameters passed by the calling EL (S-EL1 + * in BL2 & EL3 in BL1) before they are lost (potentially). This needs to be + * done before the MMU is initialized so that the memory layout can be used + * while creating page tables. BL2 has flushed this information to memory, so + * we are guaranteed to pick up good data. + ***************************************************************************** + */ +void marvell_bl31_early_platform_setup(void *from_bl2, + uintptr_t soc_fw_config, + uintptr_t hw_config, + void *plat_params_from_bl2) +{ + /* Initialize the console to provide early debug support */ + marvell_console_boot_init(); + +#if RESET_TO_BL31 + /* There are no parameters from BL2 if BL31 is a reset vector */ + assert(from_bl2 == NULL); + assert(plat_params_from_bl2 == NULL); + +#ifdef BL32_BASE + /* Populate entry point information for BL32 */ + SET_PARAM_HEAD(&bl32_image_ep_info, + PARAM_EP, + VERSION_1, + 0); + SET_SECURITY_STATE(bl32_image_ep_info.h.attr, SECURE); + bl32_image_ep_info.pc = BL32_BASE; + bl32_image_ep_info.spsr = marvell_get_spsr_for_bl32_entry(); +#endif /* BL32_BASE */ + + /* Populate entry point information for BL33 */ + SET_PARAM_HEAD(&bl33_image_ep_info, + PARAM_EP, + VERSION_1, + 0); + /* + * Tell BL31 where the non-trusted software image + * is located and the entry state information + */ + bl33_image_ep_info.pc = plat_get_ns_image_entrypoint(); + bl33_image_ep_info.spsr = marvell_get_spsr_for_bl33_entry(); + SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE); + +#else + /* + * In debug builds, we pass a special value in 'plat_params_from_bl2' + * to verify platform parameters from BL2 to BL31. + * In release builds, it's not used. + */ + assert(((unsigned long long)plat_params_from_bl2) == + MARVELL_BL31_PLAT_PARAM_VAL); + + /* + * Check params passed from BL2 should not be NULL, + */ + bl_params_t *params_from_bl2 = (bl_params_t *)from_bl2; + assert(params_from_bl2 != NULL); + assert(params_from_bl2->h.type == PARAM_BL_PARAMS); + assert(params_from_bl2->h.version >= VERSION_2); + + bl_params_node_t *bl_params = params_from_bl2->head; + + /* + * Copy BL33 and BL32 (if present), entry point information. + * They are stored in Secure RAM, in BL2's address space. + */ + while (bl_params != NULL) { + if (bl_params->image_id == BL32_IMAGE_ID) + bl32_image_ep_info = *bl_params->ep_info; + + if (bl_params->image_id == BL33_IMAGE_ID) + bl33_image_ep_info = *bl_params->ep_info; + + bl_params = bl_params->next_params_info; + } +#endif +} + +void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1, + u_register_t arg2, u_register_t arg3) + +{ + marvell_bl31_early_platform_setup((void *)arg0, arg1, arg2, + (void *)arg3); + +#ifdef USE_CCI + /* + * Initialize CCI for this cluster during cold boot. + * No need for locks as no other CPU is active. + */ + plat_marvell_interconnect_init(); + + /* + * Enable CCI coherency for the primary CPU's cluster. + * Platform specific PSCI code will enable coherency for other + * clusters. + */ + plat_marvell_interconnect_enter_coherency(); +#endif +} + +/***************************************************************************** + * Perform any BL31 platform setup common to ARM standard platforms + ***************************************************************************** + */ +void marvell_bl31_platform_setup(void) +{ + /* Initialize the GIC driver, cpu and distributor interfaces */ + plat_marvell_gic_driver_init(); + plat_marvell_gic_init(); + + /* For Armada-8k-plus family, the SoC includes more than + * a single AP die, but the default die that boots is AP #0. + * For other families there is only one die (#0). + * Initialize psci arch from die 0 + */ + marvell_psci_arch_init(0); +} + +/***************************************************************************** + * Perform any BL31 platform runtime setup prior to BL31 exit common to ARM + * standard platforms + ***************************************************************************** + */ +void marvell_bl31_plat_runtime_setup(void) +{ + console_switch_state(CONSOLE_FLAG_RUNTIME); + + /* Initialize the runtime console */ + marvell_console_runtime_init(); +} + +void bl31_platform_setup(void) +{ + marvell_bl31_platform_setup(); +} + +void bl31_plat_runtime_setup(void) +{ + marvell_bl31_plat_runtime_setup(); +} + +/***************************************************************************** + * Perform the very early platform specific architectural setup shared between + * ARM standard platforms. This only does basic initialization. Later + * architectural setup (bl31_arch_setup()) does not do anything platform + * specific. + ***************************************************************************** + */ +void marvell_bl31_plat_arch_setup(void) +{ + marvell_setup_page_tables(BL31_BASE, + BL31_END - BL31_BASE, + BL_CODE_BASE, + BL_CODE_END, + BL_RO_DATA_BASE, + BL_RO_DATA_END +#if USE_COHERENT_MEM + , BL_COHERENT_RAM_BASE, + BL_COHERENT_RAM_END +#endif + ); + +#if BL31_CACHE_DISABLE + enable_mmu_el3(DISABLE_DCACHE); + INFO("Cache is disabled in BL3\n"); +#else + enable_mmu_el3(0); +#endif +} + +void bl31_plat_arch_setup(void) +{ + marvell_bl31_plat_arch_setup(); +} + +unsigned int plat_get_syscnt_freq2(void) +{ + return PLAT_REF_CLK_IN_HZ; +} diff --git a/plat/marvell/armada/common/marvell_cci.c b/plat/marvell/armada/common/marvell_cci.c new file mode 100644 index 0000000..80351ae --- /dev/null +++ b/plat/marvell/armada/common/marvell_cci.c @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <drivers/arm/cci.h> + +#include <plat_marvell.h> + +static const int cci_map[] = { + PLAT_MARVELL_CCI_CLUSTER0_SL_IFACE_IX, + PLAT_MARVELL_CCI_CLUSTER1_SL_IFACE_IX +}; + +/**************************************************************************** + * The following functions are defined as weak to allow a platform to override + * the way ARM CCI driver is initialised and used. + **************************************************************************** + */ +#pragma weak plat_marvell_interconnect_init +#pragma weak plat_marvell_interconnect_enter_coherency +#pragma weak plat_marvell_interconnect_exit_coherency + + +/**************************************************************************** + * Helper function to initialize ARM CCI driver. + **************************************************************************** + */ +void plat_marvell_interconnect_init(void) +{ + cci_init(PLAT_MARVELL_CCI_BASE, cci_map, ARRAY_SIZE(cci_map)); +} + +/**************************************************************************** + * Helper function to place current master into coherency + **************************************************************************** + */ +void plat_marvell_interconnect_enter_coherency(void) +{ + cci_enable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1())); +} + +/**************************************************************************** + * Helper function to remove current master from coherency + **************************************************************************** + */ +void plat_marvell_interconnect_exit_coherency(void) +{ + cci_disable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1())); +} diff --git a/plat/marvell/armada/common/marvell_common.mk b/plat/marvell/armada/common/marvell_common.mk new file mode 100644 index 0000000..f0e6edf --- /dev/null +++ b/plat/marvell/armada/common/marvell_common.mk @@ -0,0 +1,99 @@ +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses + +MARVELL_PLAT_BASE := plat/marvell/armada +MARVELL_PLAT_INCLUDE_BASE := include/plat/marvell/armada + +SEPARATE_CODE_AND_RODATA := 1 + +# flag to switch from PLL to ARO +ARO_ENABLE := 0 +$(eval $(call add_define,ARO_ENABLE)) + +# Convert LLC to secure SRAM +LLC_SRAM := 0 +$(eval $(call add_define,LLC_SRAM)) + +# Enable/Disable LLC +LLC_ENABLE := 1 +$(eval $(call add_define,LLC_ENABLE)) + +include lib/xlat_tables_v2/xlat_tables.mk + +PLAT_INCLUDES += -I$(MARVELL_PLAT_INCLUDE_BASE)/common \ + -I$(MARVELL_PLAT_INCLUDE_BASE)/common/aarch64 + + +PLAT_BL_COMMON_SOURCES += ${XLAT_TABLES_LIB_SRCS} \ + $(MARVELL_PLAT_BASE)/common/aarch64/marvell_common.c \ + $(MARVELL_PLAT_BASE)/common/aarch64/marvell_helpers.S \ + $(MARVELL_COMMON_BASE)/marvell_console.c + +BL1_SOURCES += drivers/delay_timer/delay_timer.c \ + drivers/io/io_fip.c \ + drivers/io/io_memmap.c \ + drivers/io/io_storage.c \ + $(MARVELL_PLAT_BASE)/common/marvell_bl1_setup.c \ + $(MARVELL_PLAT_BASE)/common/marvell_io_storage.c \ + $(MARVELL_PLAT_BASE)/common/plat_delay_timer.c + +ifdef EL3_PAYLOAD_BASE +# Need the arm_program_trusted_mailbox() function to release secondary CPUs from +# their holding pen +endif + +BL2_SOURCES += drivers/io/io_fip.c \ + drivers/io/io_memmap.c \ + drivers/io/io_storage.c \ + common/desc_image_load.c \ + $(MARVELL_PLAT_BASE)/common/marvell_bl2_setup.c \ + $(MARVELL_PLAT_BASE)/common/marvell_io_storage.c \ + $(MARVELL_PLAT_BASE)/common/aarch64/marvell_bl2_mem_params_desc.c \ + $(MARVELL_PLAT_BASE)/common/marvell_image_load.c + +ifeq (${SPD},opteed) +PLAT_INCLUDES += -Iinclude/lib +BL2_SOURCES += lib/optee/optee_utils.c +endif + +BL31_SOURCES += $(MARVELL_PLAT_BASE)/common/marvell_bl31_setup.c \ + $(MARVELL_PLAT_BASE)/common/marvell_pm.c \ + $(MARVELL_PLAT_BASE)/common/marvell_topology.c \ + plat/common/plat_psci_common.c \ + $(MARVELL_PLAT_BASE)/common/plat_delay_timer.c \ + drivers/delay_timer/delay_timer.c + +# PSCI functionality +$(eval $(call add_define,CONFIG_ARM64)) + +# Add the build options to pack Trusted OS Extra1 and Trusted OS Extra2 images +# in the FIP if the platform requires. +ifneq ($(BL32_EXTRA1),) +$(eval $(call TOOL_ADD_IMG,bl32_extra1,--tos-fw-extra1)) +endif +ifneq ($(BL32_EXTRA2),) +$(eval $(call TOOL_ADD_IMG,bl32_extra2,--tos-fw-extra2)) +endif + +# MSS (SCP) build +ifeq (${MSS_SUPPORT}, 1) +include $(MARVELL_PLAT_BASE)/common/mss/mss_common.mk +endif + +$(BUILD_PLAT)/$(BOOT_IMAGE): $(BUILD_PLAT)/bl1.bin $(BUILD_PLAT)/$(FIP_NAME) + $(if $(shell find $(BUILD_PLAT)/bl1.bin -type f -size +128k),$(error "Image '$(BUILD_PLAT)/bl1.bin' is bigger than 128kB")) + @cp $(BUILD_PLAT)/bl1.bin $(BUILD_PLAT)/$(BOOT_IMAGE) || { rm -f $(BUILD_PLAT)/$(BOOT_IMAGE); false; } + @truncate -s %128K $(BUILD_PLAT)/$(BOOT_IMAGE) || { rm -f $(BUILD_PLAT)/$(BOOT_IMAGE); false; } + @cat $(BUILD_PLAT)/$(FIP_NAME) >> $(BUILD_PLAT)/$(BOOT_IMAGE) || { rm -f $(BUILD_PLAT)/$(BOOT_IMAGE); false; } + @truncate -s %4 $(BUILD_PLAT)/$(BOOT_IMAGE) || { rm -f $(BUILD_PLAT)/$(BOOT_IMAGE); false; } + @$(ECHO_BLANK_LINE) + @echo "Built $@ successfully" + @$(ECHO_BLANK_LINE) + +.PHONY: mrvl_bootimage +mrvl_bootimage: $(BUILD_PLAT)/$(BOOT_IMAGE) + +.PHONY: mrvl_flash +mrvl_flash: $(BUILD_PLAT)/$(FLASH_IMAGE) diff --git a/plat/marvell/armada/common/marvell_console.c b/plat/marvell/armada/common/marvell_console.c new file mode 100644 index 0000000..ef54bff --- /dev/null +++ b/plat/marvell/armada/common/marvell_console.c @@ -0,0 +1,77 @@ +/* + * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#include <assert.h> + +#include <platform_def.h> + +#include <common/debug.h> +#include <drivers/console.h> + +#include <plat_marvell.h> + +#ifdef PLAT_a3700 +#include <drivers/marvell/uart/a3700_console.h> +#define PLAT_MARVELL_UART_CLK_IN_HZ (get_ref_clk() * 1000000) +#define console_marvell_register console_a3700_register +#else +#include <drivers/ti/uart/uart_16550.h> +#define console_marvell_register console_16550_register +#endif + +static console_t marvell_boot_console; +static console_t marvell_runtime_console; + +/******************************************************************************* + * Functions that set up the console + ******************************************************************************/ + +/* Initialize the console to provide early debug support */ +void marvell_console_boot_init(void) +{ + int rc = + console_marvell_register(PLAT_MARVELL_UART_BASE, + PLAT_MARVELL_UART_CLK_IN_HZ, + MARVELL_CONSOLE_BAUDRATE, + &marvell_boot_console); + if (rc == 0) { + /* + * The crash console doesn't use the multi console API, it uses + * the core console functions directly. It is safe to call panic + * and let it print debug information. + */ + panic(); + } + + console_set_scope(&marvell_boot_console, CONSOLE_FLAG_BOOT); +} + +void marvell_console_boot_end(void) +{ + console_flush(); + + (void)console_unregister(&marvell_boot_console); +} + +/* Initialize the runtime console */ +void marvell_console_runtime_init(void) +{ + int rc = + console_marvell_register(PLAT_MARVELL_UART_BASE, + PLAT_MARVELL_UART_CLK_IN_HZ, + MARVELL_CONSOLE_BAUDRATE, + &marvell_runtime_console); + if (rc == 0) + panic(); + + console_set_scope(&marvell_runtime_console, CONSOLE_FLAG_RUNTIME); +} + +void marvell_console_runtime_end(void) +{ + console_flush(); + + (void)console_unregister(&marvell_runtime_console); +} diff --git a/plat/marvell/armada/common/marvell_ddr_info.c b/plat/marvell/armada/common/marvell_ddr_info.c new file mode 100644 index 0000000..1ae0254 --- /dev/null +++ b/plat/marvell/armada/common/marvell_ddr_info.c @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <common/debug.h> +#include <lib/mmio.h> + +#include <ddr_info.h> + +#define DRAM_CH0_MMAP_LOW_REG(iface, cs, base) \ + (base + DRAM_CH0_MMAP_LOW_OFFSET + (iface) * 0x10000 + (cs) * 0x8) +#define DRAM_CH0_MMAP_HIGH_REG(iface, cs, base) \ + (DRAM_CH0_MMAP_LOW_REG(iface, cs, base) + 4) +#define DRAM_CS_VALID_ENABLED_MASK 0x1 +#define DRAM_AREA_LENGTH_OFFS 16 +#define DRAM_AREA_LENGTH_MASK (0x1f << DRAM_AREA_LENGTH_OFFS) +#define DRAM_START_ADDRESS_L_OFFS 23 +#define DRAM_START_ADDRESS_L_MASK \ + (0x1ff << DRAM_START_ADDRESS_L_OFFS) +#define DRAM_START_ADDR_HTOL_OFFS 32 + +#define DRAM_MAX_CS_NUM 2 + +#define DRAM_CS_ENABLED(iface, cs, base) \ + (mmio_read_32(DRAM_CH0_MMAP_LOW_REG(iface, cs, base)) & \ + DRAM_CS_VALID_ENABLED_MASK) +#define GET_DRAM_REGION_SIZE_CODE(iface, cs, base) \ + (mmio_read_32(DRAM_CH0_MMAP_LOW_REG(iface, cs, base)) & \ + DRAM_AREA_LENGTH_MASK) >> DRAM_AREA_LENGTH_OFFS + +/* Mapping between DDR area length and real DDR size is specific and looks like + * below: + * 0 => 384 MB + * 1 => 768 MB + * 2 => 1536 MB + * 3 => 3 GB + * 4 => 6 GB + * + * 7 => 8 MB + * 8 => 16 MB + * 9 => 32 MB + * 10 => 64 MB + * 11 => 128 MB + * 12 => 256 MB + * 13 => 512 MB + * 14 => 1 GB + * 15 => 2 GB + * 16 => 4 GB + * 17 => 8 GB + * 18 => 16 GB + * 19 => 32 GB + * 20 => 64 GB + * 21 => 128 GB + * 22 => 256 GB + * 23 => 512 GB + * 24 => 1 TB + * 25 => 2 TB + * 26 => 4 TB + * + * to calculate real size we need to use two different formulas: + * -- GET_DRAM_REGION_SIZE_ODD for values 0-4 (DRAM_REGION_SIZE_ODD) + * -- GET_DRAM_REGION_SIZE_EVEN for values 7-26 (DRAM_REGION_SIZE_EVEN) + * using mentioned formulas we cover whole mapping between "Area length" value + * and real size (see above mapping). + */ +#define DRAM_REGION_SIZE_EVEN(C) (((C) >= 7) && ((C) <= 26)) +#define GET_DRAM_REGION_SIZE_EVEN(C) ((uint64_t)1 << ((C) + 16)) +#define DRAM_REGION_SIZE_ODD(C) ((C) <= 4) +#define GET_DRAM_REGION_SIZE_ODD(C) ((uint64_t)0x18000000 << (C)) + + +uint64_t mvebu_get_dram_size(uint64_t ap_base_addr) +{ + uint64_t mem_size = 0; + uint8_t region_code; + uint8_t cs, iface; + + for (iface = 0; iface < DRAM_MAX_IFACE; iface++) { + for (cs = 0; cs < DRAM_MAX_CS_NUM; cs++) { + + /* Exit loop on first disabled DRAM CS */ + if (!DRAM_CS_ENABLED(iface, cs, ap_base_addr)) + break; + + /* Decode area length for current CS + * from register value + */ + region_code = + GET_DRAM_REGION_SIZE_CODE(iface, cs, + ap_base_addr); + + if (DRAM_REGION_SIZE_EVEN(region_code)) { + mem_size += + GET_DRAM_REGION_SIZE_EVEN(region_code); + } else if (DRAM_REGION_SIZE_ODD(region_code)) { + mem_size += + GET_DRAM_REGION_SIZE_ODD(region_code); + } else { + WARN("%s: Invalid mem region (0x%x) CS#%d\n", + __func__, region_code, cs); + return 0; + } + } + } + + return mem_size; +} diff --git a/plat/marvell/armada/common/marvell_gicv2.c b/plat/marvell/armada/common/marvell_gicv2.c new file mode 100644 index 0000000..2505c9f --- /dev/null +++ b/plat/marvell/armada/common/marvell_gicv2.c @@ -0,0 +1,148 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <bl31/interrupt_mgmt.h> +#include <common/debug.h> +#include <drivers/arm/gicv2.h> +#include <lib/bakery_lock.h> +#include <lib/mmio.h> +#include <plat/common/platform.h> + +#include <plat_marvell.h> + +/* + * The following functions are defined as weak to allow a platform to override + * the way the GICv2 driver is initialised and used. + */ +#pragma weak plat_marvell_gic_driver_init +#pragma weak plat_marvell_gic_init + +#define A7K8K_PIC_CAUSE_REG 0xf03f0100 +#define A7K8K_PIC0_MASK_REG 0xf03f0108 + +#define A7K8K_PIC_PMUOF_IRQ_MASK (1 << 17) + +#define A7K8K_PIC_MAX_IRQS 32 +#define A7K8K_PIC_MAX_IRQ_MASK ((1UL << A7K8K_PIC_MAX_IRQS) - 1) + +#define A7K8K_ODMIN_SET_REG 0xf0300040 +#define A7K8K_ODMI_PMU_IRQ(idx) ((2 + idx) << 12) + +#define A7K8K_ODMI_PMU_GIC_IRQ(idx) (130 + idx) + +static DEFINE_BAKERY_LOCK(a7k8k_irq_lock); + +/* + * On a GICv2 system, the Group 1 secure interrupts are treated as Group 0 + * interrupts. + */ +static const interrupt_prop_t marvell_interrupt_props[] = { + PLAT_MARVELL_G1S_IRQ_PROPS(GICV2_INTR_GROUP0), + PLAT_MARVELL_G0_IRQ_PROPS(GICV2_INTR_GROUP0) +}; + +static unsigned int target_mask_array[PLATFORM_CORE_COUNT]; + +/* + * Ideally `marvell_gic_data` structure definition should be a `const` but it is + * kept as modifiable for overwriting with different GICD and GICC base when + * running on FVP with VE memory map. + */ +static gicv2_driver_data_t marvell_gic_data = { + .gicd_base = PLAT_MARVELL_GICD_BASE, + .gicc_base = PLAT_MARVELL_GICC_BASE, + .interrupt_props = marvell_interrupt_props, + .interrupt_props_num = ARRAY_SIZE(marvell_interrupt_props), + .target_masks = target_mask_array, + .target_masks_num = ARRAY_SIZE(target_mask_array), +}; + +/* + * ARM common helper to initialize the GICv2 only driver. + */ +void plat_marvell_gic_driver_init(void) +{ + gicv2_driver_init(&marvell_gic_data); +} + +static uint64_t a7k8k_pmu_interrupt_handler(uint32_t id, + uint32_t flags, + void *handle, + void *cookie) +{ + unsigned int idx = plat_my_core_pos(); + uint32_t irq; + + bakery_lock_get(&a7k8k_irq_lock); + + /* Acknowledge IRQ */ + irq = plat_ic_acknowledge_interrupt(); + + plat_ic_end_of_interrupt(irq); + + if (irq != MARVELL_IRQ_PIC0) { + bakery_lock_release(&a7k8k_irq_lock); + return 0; + } + + /* Acknowledge PMU overflow IRQ in PIC0 */ + mmio_setbits_32(A7K8K_PIC_CAUSE_REG, A7K8K_PIC_PMUOF_IRQ_MASK); + + /* Trigger ODMI Frame IRQ */ + mmio_write_32(A7K8K_ODMIN_SET_REG, A7K8K_ODMI_PMU_IRQ(idx)); + + bakery_lock_release(&a7k8k_irq_lock); + + return 0; +} + +void mvebu_pmu_interrupt_enable(void) +{ + unsigned int idx; + uint32_t flags; + int32_t rc; + + /* Reset PIC */ + mmio_write_32(A7K8K_PIC_CAUSE_REG, A7K8K_PIC_MAX_IRQ_MASK); + /* Unmask PMU overflow IRQ in PIC0 */ + mmio_clrbits_32(A7K8K_PIC0_MASK_REG, A7K8K_PIC_PMUOF_IRQ_MASK); + + /* Configure ODMI Frame IRQs as edge triggered */ + for (idx = 0; idx < PLATFORM_CORE_COUNT; idx++) + gicv2_interrupt_set_cfg(A7K8K_ODMI_PMU_GIC_IRQ(idx), + GIC_INTR_CFG_EDGE); + + /* + * Register IRQ handler as INTR_TYPE_S_EL1 as its the only valid type + * for GICv2 in ARM-TF. + */ + flags = 0U; + set_interrupt_rm_flag((flags), (NON_SECURE)); + rc = register_interrupt_type_handler(INTR_TYPE_S_EL1, + a7k8k_pmu_interrupt_handler, + flags); + if (rc != 0) + panic(); +} + +void mvebu_pmu_interrupt_disable(void) +{ + /* Reset PIC */ + mmio_write_32(A7K8K_PIC_CAUSE_REG, A7K8K_PIC_MAX_IRQ_MASK); + /* Mask PMU overflow IRQ in PIC0 */ + mmio_setbits_32(A7K8K_PIC0_MASK_REG, A7K8K_PIC_PMUOF_IRQ_MASK); +} + +void plat_marvell_gic_init(void) +{ + gicv2_distif_init(); + gicv2_pcpu_distif_init(); + gicv2_set_pe_target_mask(plat_my_core_pos()); + gicv2_cpuif_enable(); +} diff --git a/plat/marvell/armada/common/marvell_gicv3.c b/plat/marvell/armada/common/marvell_gicv3.c new file mode 100644 index 0000000..5419506 --- /dev/null +++ b/plat/marvell/armada/common/marvell_gicv3.c @@ -0,0 +1,210 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <platform_def.h> + +#include <common/debug.h> +#include <common/interrupt_props.h> +#include <drivers/arm/gicv3.h> +#include <plat/common/platform.h> + +#include <marvell_def.h> +#include <plat_marvell.h> + +/****************************************************************************** + * The following functions are defined as weak to allow a platform to override + * the way the GICv3 driver is initialised and used. + ****************************************************************************** + */ +#pragma weak plat_marvell_gic_driver_init +#pragma weak plat_marvell_gic_init +#pragma weak plat_marvell_gic_cpuif_enable +#pragma weak plat_marvell_gic_cpuif_disable +#pragma weak plat_marvell_gic_pcpu_init + +/* The GICv3 driver only needs to be initialized in EL3 */ +static uintptr_t rdistif_base_addrs[PLATFORM_CORE_COUNT]; + +static const interrupt_prop_t marvell_interrupt_props[] = { + PLAT_MARVELL_G1S_IRQ_PROPS(INTR_GROUP1S), + PLAT_MARVELL_G0_IRQ_PROPS(INTR_GROUP0) +}; + +/* + * We save and restore the GICv3 context on system suspend. Allocate the + * data in the designated EL3 Secure carve-out memory + */ +static gicv3_redist_ctx_t rdist_ctx __section(".arm_el3_tzc_dram"); +static gicv3_dist_ctx_t dist_ctx __section(".arm_el3_tzc_dram"); + +/* + * MPIDR hashing function for translating MPIDRs read from GICR_TYPER register + * to core position. + * + * Calculating core position is dependent on MPIDR_EL1.MT bit. However, affinity + * values read from GICR_TYPER don't have an MT field. To reuse the same + * translation used for CPUs, we insert MT bit read from the PE's MPIDR into + * that read from GICR_TYPER. + * + * Assumptions: + * + * - All CPUs implemented in the system have MPIDR_EL1.MT bit set; + * - No CPUs implemented in the system use affinity level 3. + */ +static unsigned int marvell_gicv3_mpidr_hash(u_register_t mpidr) +{ + mpidr |= (read_mpidr_el1() & MPIDR_MT_MASK); + return plat_marvell_calc_core_pos(mpidr); +} + +const gicv3_driver_data_t marvell_gic_data = { + .gicd_base = PLAT_MARVELL_GICD_BASE, + .gicr_base = PLAT_MARVELL_GICR_BASE, + .interrupt_props = marvell_interrupt_props, + .interrupt_props_num = ARRAY_SIZE(marvell_interrupt_props), + .rdistif_num = PLATFORM_CORE_COUNT, + .rdistif_base_addrs = rdistif_base_addrs, + .mpidr_to_core_pos = marvell_gicv3_mpidr_hash +}; + +void plat_marvell_gic_driver_init(void) +{ + /* + * The GICv3 driver is initialized in EL3 and does not need + * to be initialized again in SEL1. This is because the S-EL1 + * can use GIC system registers to manage interrupts and does + * not need GIC interface base addresses to be configured. + */ +#if IMAGE_BL31 + gicv3_driver_init(&marvell_gic_data); +#endif +} + +/****************************************************************************** + * Marvell common helper to initialize the GIC. Only invoked by BL31 + ****************************************************************************** + */ +void plat_marvell_gic_init(void) +{ + /* Initialize GIC-600 Multi Chip feature, + * only if the maximum number of north bridges + * is more than 1 - otherwise no need for multi + * chip feature initialization + */ +#if (PLAT_MARVELL_NORTHB_COUNT > 1) + if (gic600_multi_chip_init()) + ERROR("GIC-600 Multi Chip initialization failed\n"); +#endif + gicv3_distif_init(); + gicv3_rdistif_init(plat_my_core_pos()); + gicv3_cpuif_enable(plat_my_core_pos()); +} + +/****************************************************************************** + * Marvell common helper to enable the GIC CPU interface + ****************************************************************************** + */ +void plat_marvell_gic_cpuif_enable(void) +{ + gicv3_cpuif_enable(plat_my_core_pos()); +} + +/****************************************************************************** + * Marvell common helper to disable the GIC CPU interface + ****************************************************************************** + */ +void plat_marvell_gic_cpuif_disable(void) +{ + gicv3_cpuif_disable(plat_my_core_pos()); +} + +/****************************************************************************** + * Marvell common helper to init. the per-cpu redistributor interface in GICv3 + ****************************************************************************** + */ +void plat_marvell_gic_pcpu_init(void) +{ + gicv3_rdistif_init(plat_my_core_pos()); +} + +/****************************************************************************** + * Marvell common helper to save SPI irq states in GICv3 + ****************************************************************************** + */ +void plat_marvell_gic_irq_save(void) +{ + + /* + * If an ITS is available, save its context before + * the Redistributor using: + * gicv3_its_save_disable(gits_base, &its_ctx[i]) + * Additionally, an implementation-defined sequence may + * be required to save the whole ITS state. + */ + + /* + * Save the GIC Redistributors and ITS contexts before the + * Distributor context. As we only handle SYSTEM SUSPEND API, + * we only need to save the context of the CPU that is issuing + * the SYSTEM SUSPEND call, i.e. the current CPU. + */ + gicv3_rdistif_save(plat_my_core_pos(), &rdist_ctx); + + /* Save the GIC Distributor context */ + gicv3_distif_save(&dist_ctx); + + /* + * From here, all the components of the GIC can be safely powered down + * as long as there is an alternate way to handle wakeup interrupt + * sources. + */ +} + +/****************************************************************************** + * Marvell common helper to restore SPI irq states in GICv3 + ****************************************************************************** + */ +void plat_marvell_gic_irq_restore(void) +{ + /* Restore the GIC Distributor context */ + gicv3_distif_init_restore(&dist_ctx); + + /* + * Restore the GIC Redistributor and ITS contexts after the + * Distributor context. As we only handle SYSTEM SUSPEND API, + * we only need to restore the context of the CPU that issued + * the SYSTEM SUSPEND call. + */ + gicv3_rdistif_init_restore(plat_my_core_pos(), &rdist_ctx); + + /* + * If an ITS is available, restore its context after + * the Redistributor using: + * gicv3_its_restore(gits_base, &its_ctx[i]) + * An implementation-defined sequence may be required to + * restore the whole ITS state. The ITS must also be + * re-enabled after this sequence has been executed. + */ +} + +/****************************************************************************** + * Marvell common helper to save per-cpu PPI irq states in GICv3 + ****************************************************************************** + */ +void plat_marvell_gic_irq_pcpu_save(void) +{ + gicv3_rdistif_save(plat_my_core_pos(), &rdist_ctx); +} + +/****************************************************************************** + * Marvell common helper to restore per-cpu PPI irq states in GICv3 + ****************************************************************************** + */ +void plat_marvell_gic_irq_pcpu_restore(void) +{ + gicv3_rdistif_init_restore(plat_my_core_pos(), &rdist_ctx); +} diff --git a/plat/marvell/armada/common/marvell_image_load.c b/plat/marvell/armada/common/marvell_image_load.c new file mode 100644 index 0000000..be16b08 --- /dev/null +++ b/plat/marvell/armada/common/marvell_image_load.c @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <platform_def.h> + +#include <common/bl_common.h> +#include <common/desc_image_load.h> +#include <plat/common/platform.h> + +/******************************************************************************* + * This function flushes the data structures so that they are visible + * in memory for the next BL image. + ******************************************************************************/ +void plat_flush_next_bl_params(void) +{ + flush_bl_params_desc(); +} + +/******************************************************************************* + * This function returns the list of loadable images. + ******************************************************************************/ +bl_load_info_t *plat_get_bl_image_load_info(void) +{ + return get_bl_load_info_from_mem_params_desc(); +} + +/******************************************************************************* + * This function returns the list of executable images. + ******************************************************************************/ +bl_params_t *plat_get_next_bl_params(void) +{ + return get_next_bl_params_from_mem_params_desc(); +} diff --git a/plat/marvell/armada/common/marvell_io_storage.c b/plat/marvell/armada/common/marvell_io_storage.c new file mode 100644 index 0000000..2627ba4 --- /dev/null +++ b/plat/marvell/armada/common/marvell_io_storage.c @@ -0,0 +1,227 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> +#include <string.h> + +#include <platform_def.h> + +#include <common/bl_common.h> +#include <common/debug.h> +#include <drivers/io/io_driver.h> +#include <drivers/io/io_fip.h> +#include <drivers/io/io_memmap.h> +#include <drivers/io/io_storage.h> +#include <tools_share/firmware_image_package.h> + +/* IO devices */ +static const io_dev_connector_t *fip_dev_con; +static uintptr_t fip_dev_handle; +static const io_dev_connector_t *memmap_dev_con; +static uintptr_t memmap_dev_handle; + +static const io_block_spec_t fip_block_spec = { + .offset = PLAT_MARVELL_FIP_BASE, + .length = PLAT_MARVELL_FIP_MAX_SIZE +}; + +static const io_uuid_spec_t bl2_uuid_spec = { + .uuid = UUID_TRUSTED_BOOT_FIRMWARE_BL2, +}; + +static const io_uuid_spec_t scp_bl2_uuid_spec = { + .uuid = UUID_SCP_FIRMWARE_SCP_BL2, +}; + +static const io_uuid_spec_t bl31_uuid_spec = { + .uuid = UUID_EL3_RUNTIME_FIRMWARE_BL31, +}; +static const io_uuid_spec_t bl32_uuid_spec = { + .uuid = UUID_SECURE_PAYLOAD_BL32, +}; + +static const io_uuid_spec_t bl32_extra1_uuid_spec = { + .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA1, +}; + +static const io_uuid_spec_t bl32_extra2_uuid_spec = { + .uuid = UUID_SECURE_PAYLOAD_BL32_EXTRA2, +}; + +static const io_uuid_spec_t bl33_uuid_spec = { + .uuid = UUID_NON_TRUSTED_FIRMWARE_BL33, +}; + +static int open_fip(const uintptr_t spec); +static int open_memmap(const uintptr_t spec); + +struct plat_io_policy { + uintptr_t *dev_handle; + uintptr_t image_spec; + int (*check)(const uintptr_t spec); +}; + +/* By default, Marvell platforms load images from the FIP */ +static const struct plat_io_policy policies[] = { + [FIP_IMAGE_ID] = { + &memmap_dev_handle, + (uintptr_t)&fip_block_spec, + open_memmap + }, + [BL2_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl2_uuid_spec, + open_fip + }, + [SCP_BL2_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&scp_bl2_uuid_spec, + open_fip + }, + [BL31_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl31_uuid_spec, + open_fip + }, + [BL32_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl32_uuid_spec, + open_fip + }, + [BL32_EXTRA1_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl32_extra1_uuid_spec, + open_fip + }, + [BL32_EXTRA2_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl32_extra2_uuid_spec, + open_fip + }, + [BL33_IMAGE_ID] = { + &fip_dev_handle, + (uintptr_t)&bl33_uuid_spec, + open_fip + }, +}; + + +/* Weak definitions may be overridden in specific ARM standard platform */ +#pragma weak plat_marvell_io_setup +#pragma weak plat_marvell_get_alt_image_source + + +static int open_fip(const uintptr_t spec) +{ + int result; + uintptr_t local_image_handle; + + /* See if a Firmware Image Package is available */ + result = io_dev_init(fip_dev_handle, (uintptr_t)FIP_IMAGE_ID); + if (result == 0) { + result = io_open(fip_dev_handle, spec, &local_image_handle); + if (result == 0) { + VERBOSE("Using FIP\n"); + io_close(local_image_handle); + } + } + return result; +} + + +static int open_memmap(const uintptr_t spec) +{ + int result; + uintptr_t local_image_handle; + + result = io_dev_init(memmap_dev_handle, (uintptr_t)NULL); + if (result == 0) { + result = io_open(memmap_dev_handle, spec, &local_image_handle); + if (result == 0) { + VERBOSE("Using Memmap\n"); + io_close(local_image_handle); + } + } + return result; +} + + +void marvell_io_setup(void) +{ + int io_result; + + io_result = register_io_dev_fip(&fip_dev_con); + assert(io_result == 0); + + io_result = register_io_dev_memmap(&memmap_dev_con); + assert(io_result == 0); + + /* Open connections to devices and cache the handles */ + io_result = io_dev_open(fip_dev_con, (uintptr_t)NULL, + &fip_dev_handle); + assert(io_result == 0); + + io_result = io_dev_open(memmap_dev_con, (uintptr_t)NULL, + &memmap_dev_handle); + assert(io_result == 0); + + /* Ignore improbable errors in release builds */ + (void)io_result; +} + +void plat_marvell_io_setup(void) +{ + marvell_io_setup(); +} + +int plat_marvell_get_alt_image_source( + unsigned int image_id __attribute__((unused)), + uintptr_t *dev_handle __attribute__((unused)), + uintptr_t *image_spec __attribute__((unused))) +{ + /* By default do not try an alternative */ + return -ENOENT; +} + +/* + * Return an IO device handle and specification which can be used to access + * an image. Use this to enforce platform load policy + */ +int plat_get_image_source(unsigned int image_id, uintptr_t *dev_handle, + uintptr_t *image_spec) +{ + int result; + const struct plat_io_policy *policy; + + assert(image_id < ARRAY_SIZE(policies)); + + policy = &policies[image_id]; + result = policy->check(policy->image_spec); + if (result == 0) { + *image_spec = policy->image_spec; + *dev_handle = *(policy->dev_handle); + } else { + VERBOSE("Trying alternative IO\n"); + result = plat_marvell_get_alt_image_source(image_id, dev_handle, + image_spec); + } + + return result; +} + +/* + * See if a Firmware Image Package is available, + * by checking if TOC is valid or not. + */ +int marvell_io_is_toc_valid(void) +{ + int result; + + result = io_dev_init(fip_dev_handle, (uintptr_t)FIP_IMAGE_ID); + + return result == 0; +} diff --git a/plat/marvell/armada/common/marvell_pm.c b/plat/marvell/armada/common/marvell_pm.c new file mode 100644 index 0000000..3c675b2 --- /dev/null +++ b/plat/marvell/armada/common/marvell_pm.c @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> + +#include <arch_helpers.h> +#include <lib/psci/psci.h> + +#include <marvell_pm.h> + +/* Standard ARM platforms are expected to export plat_arm_psci_pm_ops */ +extern const plat_psci_ops_t plat_arm_psci_pm_ops; + +/***************************************************************************** + * Private function to program the mailbox for a cpu before it is released + * from reset. This function assumes that the mail box base is within + * the MARVELL_SHARED_RAM region + ***************************************************************************** + */ +void marvell_program_mailbox(uintptr_t address) +{ + uintptr_t *mailbox = (void *)PLAT_MARVELL_MAILBOX_BASE; + + /* + * Ensure that the PLAT_MARVELL_MAILBOX_BASE is within + * MARVELL_SHARED_RAM region. + */ + assert((PLAT_MARVELL_MAILBOX_BASE >= MARVELL_SHARED_RAM_BASE) && + ((PLAT_MARVELL_MAILBOX_BASE + sizeof(*mailbox)) <= + (MARVELL_SHARED_RAM_BASE + MARVELL_SHARED_RAM_SIZE))); + + mailbox[MBOX_IDX_MAGIC] = MVEBU_MAILBOX_MAGIC_NUM; + mailbox[MBOX_IDX_SEC_ADDR] = address; + + /* Flush data cache if the mail box shared RAM is cached */ +#if PLAT_MARVELL_SHARED_RAM_CACHED + flush_dcache_range((uintptr_t)PLAT_MARVELL_MAILBOX_BASE + + 8 * MBOX_IDX_MAGIC, + 2 * sizeof(uint64_t)); +#endif +} + +/***************************************************************************** + * The ARM Standard platform definition of platform porting API + * `plat_setup_psci_ops`. + ***************************************************************************** + */ +int plat_setup_psci_ops(uintptr_t sec_entrypoint, + const plat_psci_ops_t **psci_ops) +{ + *psci_ops = &plat_arm_psci_pm_ops; + + /* Setup mailbox with entry point. */ + marvell_program_mailbox(sec_entrypoint); + return 0; +} diff --git a/plat/marvell/armada/common/marvell_topology.c b/plat/marvell/armada/common/marvell_topology.c new file mode 100644 index 0000000..a40ff6f --- /dev/null +++ b/plat/marvell/armada/common/marvell_topology.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <plat_marvell.h> + +/* The power domain tree descriptor */ +unsigned char marvell_power_domain_tree_desc[PLAT_MARVELL_CLUSTER_COUNT + 1]; + +/***************************************************************************** + * This function dynamically constructs the topology according to + * PLAT_MARVELL_CLUSTER_COUNT and returns it. + ***************************************************************************** + */ +const unsigned char *plat_get_power_domain_tree_desc(void) +{ + int i; + + /* + * The power domain tree does not have a single system level power + * domain i.e. a single root node. The first entry in the power domain + * descriptor specifies the number of power domains at the highest power + * level. + * For Marvell Platform this is the number of cluster power domains. + */ + marvell_power_domain_tree_desc[0] = PLAT_MARVELL_CLUSTER_COUNT; + + for (i = 0; i < PLAT_MARVELL_CLUSTER_COUNT; i++) + marvell_power_domain_tree_desc[i + 1] = + PLAT_MARVELL_CLUSTER_CORE_COUNT; + + return marvell_power_domain_tree_desc; +} + +/***************************************************************************** + * This function validates an MPIDR by checking whether it falls within the + * acceptable bounds. An error code (-1) is returned if an incorrect mpidr + * is passed. + ***************************************************************************** + */ +int marvell_check_mpidr(u_register_t mpidr) +{ + unsigned int nb_id, cluster_id, cpu_id; + + mpidr &= MPIDR_AFFINITY_MASK; + + if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK | + MPIDR_AFFLVL_MASK << MPIDR_AFF2_SHIFT)) + return -1; + + /* Get north bridge ID */ + nb_id = MPIDR_AFFLVL3_VAL(mpidr); + cluster_id = MPIDR_AFFLVL1_VAL(mpidr); + cpu_id = MPIDR_AFFLVL0_VAL(mpidr); + + if (nb_id >= PLAT_MARVELL_CLUSTER_COUNT) + return -1; + + if (cluster_id >= PLAT_MARVELL_CLUSTER_COUNT) + return -1; + + if (cpu_id >= PLAT_MARVELL_CLUSTER_CORE_COUNT) + return -1; + + return 0; +} + +/***************************************************************************** + * This function implements a part of the critical interface between the PSCI + * generic layer and the platform that allows the former to query the platform + * to convert an MPIDR to a unique linear index. An error code (-1) is returned + * in case the MPIDR is invalid. + ***************************************************************************** + */ +int plat_core_pos_by_mpidr(u_register_t mpidr) +{ + if (marvell_check_mpidr(mpidr) == -1) + return -1; + + return plat_marvell_calc_core_pos(mpidr); +} diff --git a/plat/marvell/armada/common/mrvl_sip_svc.c b/plat/marvell/armada/common/mrvl_sip_svc.c new file mode 100644 index 0000000..c4c5c0e --- /dev/null +++ b/plat/marvell/armada/common/mrvl_sip_svc.c @@ -0,0 +1,188 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <common/debug.h> +#include <common/runtime_svc.h> +#include <drivers/marvell/cache_llc.h> +#include <drivers/marvell/mochi/ap_setup.h> +#include <drivers/rambus/trng_ip_76.h> +#include <lib/smccc.h> + +#include <marvell_plat_priv.h> +#include <plat_marvell.h> + +#include "comphy/phy-comphy-cp110.h" +#include "secure_dfx_access/dfx.h" +#include "ddr_phy_access.h" +#include <stdbool.h> + +/* #define DEBUG_COMPHY */ +#ifdef DEBUG_COMPHY +#define debug(format...) NOTICE(format) +#else +#define debug(format, arg...) +#endif + +/* Comphy related FID's */ +#define MV_SIP_COMPHY_POWER_ON 0x82000001 +#define MV_SIP_COMPHY_POWER_OFF 0x82000002 +#define MV_SIP_COMPHY_PLL_LOCK 0x82000003 +#define MV_SIP_COMPHY_XFI_TRAIN 0x82000004 +#define MV_SIP_COMPHY_DIG_RESET 0x82000005 + +/* Miscellaneous FID's' */ +#define MV_SIP_DRAM_SIZE 0x82000010 +#define MV_SIP_LLC_ENABLE 0x82000011 +#define MV_SIP_PMU_IRQ_ENABLE 0x82000012 +#define MV_SIP_PMU_IRQ_DISABLE 0x82000013 +#define MV_SIP_DFX 0x82000014 +#define MV_SIP_DDR_PHY_WRITE 0x82000015 +#define MV_SIP_DDR_PHY_READ 0x82000016 + +/* TRNG */ +#define MV_SIP_RNG_64 0xC200FF11 + +#define MAX_LANE_NR 6 +#define MVEBU_COMPHY_OFFSET 0x441000 +#define MVEBU_CP_BASE_MASK (~0xffffff) + +/* Common PHY register */ +#define COMPHY_TRX_TRAIN_CTRL_REG_0_OFFS 0x120a2c + +/* This macro is used to identify COMPHY related calls from SMC function ID */ +#define is_comphy_fid(fid) \ + ((fid) >= MV_SIP_COMPHY_POWER_ON && (fid) <= MV_SIP_COMPHY_DIG_RESET) + +_Bool is_cp_range_valid(u_register_t *addr) +{ + int cp_nr; + + *addr &= MVEBU_CP_BASE_MASK; + for (cp_nr = 0; cp_nr < CP_NUM; cp_nr++) { + if (*addr == MVEBU_CP_REGS_BASE(cp_nr)) + return true; + } + + return false; +} + +uintptr_t mrvl_sip_smc_handler(uint32_t smc_fid, + u_register_t x1, + u_register_t x2, + u_register_t x3, + u_register_t x4, + void *cookie, + void *handle, + u_register_t flags) +{ + u_register_t ret, read, x5 = x1; + int i; + + debug("%s: got SMC (0x%x) x1 0x%lx, x2 0x%lx, x3 0x%lx\n", + __func__, smc_fid, x1, x2, x3); + + if (is_comphy_fid(smc_fid)) { + /* validate address passed via x1 */ + if (!is_cp_range_valid(&x1)) { + ERROR("%s: Wrong smc (0x%x) address: %lx\n", + __func__, smc_fid, x1); + SMC_RET1(handle, SMC_UNK); + } + + x5 = x1 + COMPHY_TRX_TRAIN_CTRL_REG_0_OFFS; + x1 += MVEBU_COMPHY_OFFSET; + + if (x2 >= MAX_LANE_NR) { + ERROR("%s: Wrong smc (0x%x) lane nr: %lx\n", + __func__, smc_fid, x2); + SMC_RET1(handle, SMC_UNK); + } + } + + switch (smc_fid) { + + /* Comphy related FID's */ + case MV_SIP_COMPHY_POWER_ON: + /* x1: comphy_base, x2: comphy_index, x3: comphy_mode */ + ret = mvebu_cp110_comphy_power_on(x1, x2, x3, x5); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_POWER_OFF: + /* x1: comphy_base, x2: comphy_index */ + ret = mvebu_cp110_comphy_power_off(x1, x2, x3); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_PLL_LOCK: + /* x1: comphy_base, x2: comphy_index */ + ret = mvebu_cp110_comphy_is_pll_locked(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_XFI_TRAIN: + /* x1: comphy_base, x2: comphy_index */ + ret = mvebu_cp110_comphy_xfi_rx_training(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_COMPHY_DIG_RESET: + /* x1: comphy_base, x2: comphy_index, x3: mode, x4: command */ + ret = mvebu_cp110_comphy_digital_reset(x1, x2, x3, x4); + SMC_RET1(handle, ret); + + /* Miscellaneous FID's' */ + case MV_SIP_DRAM_SIZE: + ret = mvebu_get_dram_size(MVEBU_REGS_BASE); + SMC_RET1(handle, ret); + case MV_SIP_LLC_ENABLE: + for (i = 0; i < ap_get_count(); i++) + llc_runtime_enable(i); + + SMC_RET1(handle, 0); +#ifdef MVEBU_PMU_IRQ_WA + case MV_SIP_PMU_IRQ_ENABLE: + mvebu_pmu_interrupt_enable(); + SMC_RET1(handle, 0); + case MV_SIP_PMU_IRQ_DISABLE: + mvebu_pmu_interrupt_disable(); + SMC_RET1(handle, 0); +#endif + case MV_SIP_DFX: + if (x1 >= MV_SIP_DFX_THERMAL_INIT && + x1 <= MV_SIP_DFX_THERMAL_SEL_CHANNEL) { + ret = mvebu_dfx_thermal_handle(x1, &read, x2, x3); + SMC_RET2(handle, ret, read); + } + if (x1 >= MV_SIP_DFX_SREAD && x1 <= MV_SIP_DFX_SWRITE) { + ret = mvebu_dfx_misc_handle(x1, &read, x2, x3); + SMC_RET2(handle, ret, read); + } + + SMC_RET1(handle, SMC_UNK); + case MV_SIP_DDR_PHY_WRITE: + ret = mvebu_ddr_phy_write(x1, x2); + SMC_RET1(handle, ret); + case MV_SIP_DDR_PHY_READ: + read = 0; + ret = mvebu_ddr_phy_read(x1, (uint16_t *)&read); + SMC_RET2(handle, ret, read); + case MV_SIP_RNG_64: + if ((x1 % 2 + 1) > sizeof(read)/4) { + ERROR("%s: Maximum %ld random bytes per SMC call\n", + __func__, sizeof(read)); + SMC_RET1(handle, SMC_UNK); + } + ret = eip76_rng_get_random((uint8_t *)&read, 4 * (x1 % 2 + 1)); + SMC_RET2(handle, ret, read); + default: + ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid); + SMC_RET1(handle, SMC_UNK); + } +} + +/* Define a runtime service descriptor for fast SMC calls */ +DECLARE_RT_SVC( + marvell_sip_svc, + OEN_SIP_START, + OEN_SIP_END, + SMC_TYPE_FAST, + NULL, + mrvl_sip_smc_handler +); diff --git a/plat/marvell/armada/common/mss/mss_common.mk b/plat/marvell/armada/common/mss/mss_common.mk new file mode 100644 index 0000000..4ab4359 --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_common.mk @@ -0,0 +1,20 @@ +# +# Copyright (C) 2018 Marvell International Ltd. +# +# SPDX-License-Identifier: BSD-3-Clause +# https://spdx.org/licenses +# + + +PLAT_MARVELL := plat/marvell/armada +MSS_SOURCE := $(PLAT_MARVELL)/common/mss + +BL2_SOURCES += $(MSS_SOURCE)/mss_scp_bootloader.c \ + $(PLAT_MARVELL)/common/plat_delay_timer.c \ + drivers/delay_timer/delay_timer.c \ + $(MARVELL_DRV) \ + $(BOARD_DIR)/board/marvell_plat_config.c + +BL31_SOURCES += $(MSS_SOURCE)/mss_ipc_drv.c + +PLAT_INCLUDES += -I$(MSS_SOURCE) diff --git a/plat/marvell/armada/common/mss/mss_ipc_drv.c b/plat/marvell/armada/common/mss/mss_ipc_drv.c new file mode 100644 index 0000000..70ccfa5 --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_ipc_drv.c @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <string.h> + +#include <common/debug.h> +#include <lib/mmio.h> + +#include <plat_marvell.h> +#include <mss_ipc_drv.h> + +#define IPC_MSG_BASE_MASK MVEBU_REGS_BASE_MASK + +#define IPC_CH_NUM_OF_MSG (16) +#define IPC_CH_MSG_IDX (-1) + +unsigned long mv_pm_ipc_msg_base; +unsigned int mv_pm_ipc_queue_size; + +unsigned int msg_sync; +int msg_index = IPC_CH_MSG_IDX; + +/****************************************************************************** + * mss_pm_ipc_init + * + * DESCRIPTION: Initialize PM IPC infrastructure + ****************************************************************************** + */ +int mv_pm_ipc_init(unsigned long ipc_control_addr) +{ + struct mss_pm_ipc_ctrl *ipc_control = + (struct mss_pm_ipc_ctrl *)ipc_control_addr; + + /* Initialize PM IPC control block */ + mv_pm_ipc_msg_base = ipc_control->msg_base_address | + IPC_MSG_BASE_MASK; + mv_pm_ipc_queue_size = ipc_control->queue_size; + + return 0; +} + +/****************************************************************************** + * mv_pm_ipc_queue_addr_get + * + * DESCRIPTION: Returns the IPC queue address + ****************************************************************************** + */ +unsigned int mv_pm_ipc_queue_addr_get(void) +{ + unsigned int addr; + + inv_dcache_range((uint64_t)&msg_index, sizeof(msg_index)); + msg_index = msg_index + 1; + if (msg_index >= IPC_CH_NUM_OF_MSG) + msg_index = 0; + + addr = (unsigned int)(mv_pm_ipc_msg_base + + (msg_index * mv_pm_ipc_queue_size)); + + flush_dcache_range((uint64_t)&msg_index, sizeof(msg_index)); + + return addr; +} + +/****************************************************************************** + * mv_pm_ipc_msg_rx + * + * DESCRIPTION: Retrieve message from IPC channel + ****************************************************************************** + */ +int mv_pm_ipc_msg_rx(unsigned int channel_id, struct mss_pm_ipc_msg *msg) +{ + unsigned int addr = mv_pm_ipc_queue_addr_get(); + + msg->msg_reply = mmio_read_32(addr + IPC_MSG_REPLY_LOC); + + return 0; +} + +/****************************************************************************** + * mv_pm_ipc_msg_tx + * + * DESCRIPTION: Send message via IPC channel + ****************************************************************************** + */ +int mv_pm_ipc_msg_tx(unsigned int channel_id, unsigned int msg_id, + unsigned int cluster_power_state) +{ + unsigned int addr = mv_pm_ipc_queue_addr_get(); + + /* Validate the entry for message placed by the host is free */ + if (mmio_read_32(addr + IPC_MSG_STATE_LOC) == IPC_MSG_FREE) { + inv_dcache_range((uint64_t)&msg_sync, sizeof(msg_sync)); + msg_sync = msg_sync + 1; + flush_dcache_range((uint64_t)&msg_sync, sizeof(msg_sync)); + + mmio_write_32(addr + IPC_MSG_SYNC_ID_LOC, msg_sync); + mmio_write_32(addr + IPC_MSG_ID_LOC, msg_id); + mmio_write_32(addr + IPC_MSG_CPU_ID_LOC, channel_id); + mmio_write_32(addr + IPC_MSG_POWER_STATE_LOC, + cluster_power_state); + mmio_write_32(addr + IPC_MSG_STATE_LOC, IPC_MSG_OCCUPY); + + } else { + ERROR("%s: FAILED\n", __func__); + } + + return 0; +} diff --git a/plat/marvell/armada/common/mss/mss_ipc_drv.h b/plat/marvell/armada/common/mss/mss_ipc_drv.h new file mode 100644 index 0000000..bcb4b2d --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_ipc_drv.h @@ -0,0 +1,120 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_IPC_DRV_H +#define MSS_IPC_DRV_H + +#include <lib/psci/psci.h> + +#define MV_PM_FW_IPC_VERSION_MAGIC (0xCA530000) /* Do NOT change */ +/* Increament for each version */ +#define MV_PM_FW_IPC_VERSION_SEQ (0x00000001) +#define MV_PM_FW_IPC_VERSION (MV_PM_FW_IPC_VERSION_MAGIC | \ + MV_PM_FW_IPC_VERSION_SEQ) + +#define IPC_MSG_STATE_LOC (0x0) +#define IPC_MSG_SYNC_ID_LOC (0x4) +#define IPC_MSG_ID_LOC (0x8) +#define IPC_MSG_RET_CH_ID_LOC (0xC) +#define IPC_MSG_CPU_ID_LOC (0x10) +#define IPC_MSG_CLUSTER_ID_LOC (0x14) +#define IPC_MSG_SYSTEM_ID_LOC (0x18) +#define IPC_MSG_POWER_STATE_LOC (0x1C) +#define IPC_MSG_REPLY_LOC (0x20) +#define IPC_MSG_RESERVED_LOC (0x24) + +/* IPC initialization state */ +enum mss_pm_ipc_init_state { + IPC_UN_INITIALIZED = 1, + IPC_INITIALIZED = 2 +}; + +/* IPC queue direction */ +enum mss_pm_ipc_init_msg_dir { + IPC_MSG_TX = 0, + IPC_MSG_RX = 1 +}; + +/* IPC message state */ +enum mss_pm_ipc_msg_state { + IPC_MSG_FREE = 1, + IPC_MSG_OCCUPY = 2 + +}; + +/* IPC control block */ +struct mss_pm_ipc_ctrl { + unsigned int ctrl_base_address; + unsigned int msg_base_address; + unsigned int num_of_channels; + unsigned int channel_size; + unsigned int queue_size; +}; + +/* IPC message types */ +enum mss_pm_msg_id { + PM_IPC_MSG_CPU_SUSPEND = 1, + PM_IPC_MSG_CPU_OFF = 2, + PM_IPC_MSG_CPU_ON = 3, + PM_IPC_MSG_SYSTEM_RESET = 4, + PM_IPC_MSG_SYSTEM_SUSPEND = 5, + PM_IPC_MAX_MSG +}; + +struct mss_pm_ipc_msg { + unsigned int msg_sync_id; /* + * Sync number, validate message + * reply corresponding to message + * received + */ + unsigned int msg_id; /* Message Id */ + unsigned int ret_channel_id; /* IPC channel reply */ + unsigned int cpu_id; /* CPU Id */ + unsigned int cluster_id; /* Cluster Id */ + unsigned int system_id; /* System Id */ + unsigned int power_state; + unsigned int msg_reply; /* Message reply */ +}; + +/* IPC queue */ +struct mss_pm_ipc_queue { + unsigned int state; + struct mss_pm_ipc_msg msg; +}; + +/* IPC channel */ +struct mss_pm_ipc_ch { + struct mss_pm_ipc_queue *tx_queue; + struct mss_pm_ipc_queue *rx_queue; +}; + +/***************************************************************************** + * mv_pm_ipc_init + * + * DESCRIPTION: Initialize PM IPC infrastructure + ***************************************************************************** + */ +int mv_pm_ipc_init(unsigned long ipc_control_addr); + +/***************************************************************************** + * mv_pm_ipc_msg_rx + * + * DESCRIPTION: Retrieve message from IPC channel + ***************************************************************************** + */ +int mv_pm_ipc_msg_rx(unsigned int channel_id, struct mss_pm_ipc_msg *msg); + +/***************************************************************************** + * mv_pm_ipc_msg_tx + * + * DESCRIPTION: Send message via IPC channel + ***************************************************************************** + */ +int mv_pm_ipc_msg_tx(unsigned int channel_id, unsigned int msg_id, + unsigned int cluster_power_state); + +#endif /* MSS_IPC_DRV_H */ diff --git a/plat/marvell/armada/common/mss/mss_mem.h b/plat/marvell/armada/common/mss/mss_mem.h new file mode 100644 index 0000000..5d68ac7 --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_mem.h @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_MEM_H +#define MSS_MEM_H + +/* MSS SRAM Memory base */ +#define MSS_SRAM_PM_CONTROL_BASE (MVEBU_REGS_BASE + 0x520000) + +enum mss_pm_ctrl_handshake { + MSS_UN_INITIALIZED = 0, + MSS_COMPATIBILITY_ERROR = 1, + MSS_ACKNOWLEDGMENT = 2, + HOST_ACKNOWLEDGMENT = 3 +}; + +enum mss_pm_ctrl_rtos_env { + MSS_MULTI_PROCESS_ENV = 0, + MSS_SINGLE_PROCESS_ENV = 1, + MSS_MAX_PROCESS_ENV +}; + +struct mss_pm_ctrl_block { + /* This field is used to synchronize the Host + * and MSS initialization sequence + * Valid Values + * 0 - Un-Initialized + * 1 - Compatibility Error + * 2 - MSS Acknowledgment + * 3 - Host Acknowledgment + */ + unsigned int handshake; + + /* + * This field include Host IPC version. Once received by the MSS + * It will be compared to MSS IPC version and set MSS Acknowledge to + * "compatibility error" in case there is no match + */ + unsigned int ipc_version; + unsigned int ipc_base_address; + unsigned int ipc_state; + + /* Following fields defines firmware core architecture */ + unsigned int num_of_cores; + unsigned int num_of_clusters; + unsigned int num_of_cores_per_cluster; + + /* Following fields define pm trace debug base address */ + unsigned int pm_trace_ctrl_base_address; + unsigned int pm_trace_info_base_address; + unsigned int pm_trace_info_core_size; + + unsigned int ctrl_blk_size; +}; + +#endif /* MSS_MEM_H */ diff --git a/plat/marvell/armada/common/mss/mss_scp_bl2_format.h b/plat/marvell/armada/common/mss/mss_scp_bl2_format.h new file mode 100644 index 0000000..90913b0 --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_scp_bl2_format.h @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_SCP_BL2_FORMAT_H +#define MSS_SCP_BL2_FORMAT_H + +#define MAX_NR_OF_FILES 8 +#define FILE_MAGIC 0xddd01ff +#define HEADER_VERSION 0x1 + +#define MSS_IDRAM_SIZE 0x10000 /* 64KB */ +#define MSS_SRAM_SIZE 0x8000 /* 32KB */ + +/* Types definitions */ +typedef struct file_header { + /* Magic specific for concatenated file (used for validation) */ + uint32_t magic; + uint32_t nr_of_imgs; /* Number of images concatenated */ +} file_header_t; + +/* Types definitions */ +enum cm3_t { + MSS_AP, + MSS_CP0, + MSS_CP1, + MSS_CP2, + MSS_CP3, + MG_CP0, + MG_CP1, + MG_CP2, +}; + +typedef struct img_header { + uint32_t type; /* CM3 type, can be one of cm3_t */ + uint32_t length; /* Image length */ + uint32_t version; /* For sanity checks and future + * extended functionality + */ +} img_header_t; + +#endif /* MSS_SCP_BL2_FORMAT_H */ diff --git a/plat/marvell/armada/common/mss/mss_scp_bootloader.c b/plat/marvell/armada/common/mss/mss_scp_bootloader.c new file mode 100644 index 0000000..fbede1b --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_scp_bootloader.c @@ -0,0 +1,368 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <assert.h> + +#include <platform_def.h> + +#include <arch_helpers.h> +#include <common/debug.h> +#include <drivers/delay_timer.h> +#include <mg_conf_cm3/mg_conf_cm3.h> +#include <lib/mmio.h> + +#include <plat_pm_trace.h> +#include <mss_scp_bootloader.h> +#include <mss_ipc_drv.h> +#include <mss_mem.h> +#include <mss_defs.h> +#include <mss_scp_bl2_format.h> + +#define MSS_DMA_TIMEOUT 1000 +#define MSS_EXTERNAL_SPACE 0x50000000 +#define MSS_EXTERNAL_ADDR_MASK 0xfffffff +#define MSS_INTERNAL_SPACE 0x40000000 +#define MSS_INTERNAL_ADDR_MASK 0x00ffffff + +#define DMA_SIZE 128 + +#define MSS_HANDSHAKE_TIMEOUT 50 + +static int mss_check_image_ready(volatile struct mss_pm_ctrl_block *mss_pm_crtl) +{ + int timeout = MSS_HANDSHAKE_TIMEOUT; + + /* Wait for SCP to signal it's ready */ + while ((mss_pm_crtl->handshake != MSS_ACKNOWLEDGMENT) && + (timeout-- > 0)) + mdelay(1); + + if (mss_pm_crtl->handshake != MSS_ACKNOWLEDGMENT) + return -1; + + mss_pm_crtl->handshake = HOST_ACKNOWLEDGMENT; + + return 0; +} + +static int mss_iram_dma_load(uint32_t src_addr, uint32_t size, + uintptr_t mss_regs) +{ + uint32_t i, loop_num, timeout; + + /* load image to MSS RAM using DMA */ + loop_num = (size / DMA_SIZE) + !!(size % DMA_SIZE); + for (i = 0; i < loop_num; i++) { + /* write source address */ + mmio_write_32(MSS_DMA_SRCBR(mss_regs), + src_addr + (i * DMA_SIZE)); + /* write destination address */ + mmio_write_32(MSS_DMA_DSTBR(mss_regs), (i * DMA_SIZE)); + /* make sure DMA data is ready before triggering it */ + dsb(); + /* set the DMA control register */ + mmio_write_32(MSS_DMA_CTRLR(mss_regs), + ((MSS_DMA_CTRLR_REQ_SET << + MSS_DMA_CTRLR_REQ_OFFSET) | + (DMA_SIZE << MSS_DMA_CTRLR_SIZE_OFFSET))); + /* Poll DMA_ACK at MSS_DMACTLR until it is ready */ + timeout = MSS_DMA_TIMEOUT; + while (timeout > 0U) { + if (((mmio_read_32(MSS_DMA_CTRLR(mss_regs)) >> + MSS_DMA_CTRLR_ACK_OFFSET) & + MSS_DMA_CTRLR_ACK_MASK) + == MSS_DMA_CTRLR_ACK_READY) { + break; + } + udelay(50); + timeout--; + } + if (timeout == 0) { + ERROR("\nMSS DMA failed (timeout)\n"); + return 1; + } + } + return 0; +} + +static int mss_image_load(uint32_t src_addr, uint32_t size, + uintptr_t mss_regs, uintptr_t sram) +{ + uint32_t chunks = 1; /* !sram case */ + uint32_t chunk_num; + int ret; + + /* Check if the img size is not bigger than ID-RAM size of MSS CM3 */ + if (size > MSS_IDRAM_SIZE) { + ERROR("image is too big to fit into MSS CM3 memory\n"); + return 1; + } + + /* The CPx MSS DMA cannot access DRAM directly in secure boot mode + * Copy the MSS FW image to MSS SRAM by the CPU first, then run + * MSS DMA for SRAM to IRAM copy + */ + if (sram != 0) { + chunks = size / MSS_SRAM_SIZE + !!(size % MSS_SRAM_SIZE); + } + + NOTICE("%s Loading MSS FW from addr. 0x%x Size 0x%x to MSS at 0x%lx\n", + sram == 0 ? "" : "SECURELY", src_addr, size, mss_regs); + for (chunk_num = 0; chunk_num < chunks; chunk_num++) { + size_t chunk_size = size; + uint32_t img_src = MSS_EXTERNAL_SPACE | /* no SRAM */ + (src_addr & MSS_EXTERNAL_ADDR_MASK); + + if (sram != 0) { + uintptr_t chunk_source = + src_addr + MSS_SRAM_SIZE * chunk_num; + + if (chunk_num != (size / MSS_SRAM_SIZE)) { + chunk_size = MSS_SRAM_SIZE; + } else { + chunk_size = size % MSS_SRAM_SIZE; + } + + if (chunk_size == 0) { + break; + } + + VERBOSE("Chunk %d -> SRAM 0x%lx from 0x%lx SZ 0x%lx\n", + chunk_num, sram, chunk_source, chunk_size); + memcpy((void *)sram, (void *)chunk_source, chunk_size); + dsb(); + img_src = MSS_INTERNAL_SPACE | + (sram & MSS_INTERNAL_ADDR_MASK); + } + + ret = mss_iram_dma_load(img_src, chunk_size, mss_regs); + if (ret != 0) { + ERROR("MSS FW chunk %d load failed\n", chunk_num); + return ret; + } + } + + bl2_plat_configure_mss_windows(mss_regs); + + if (sram != 0) { + /* Wipe the MSS SRAM after using it as copy buffer */ + memset((void *)sram, 0, MSS_SRAM_SIZE); + NOTICE("CP MSS startup is postponed\n"); + /* FW loaded, but CPU startup postponed until final CP setup */ + mmio_write_32(sram, MSS_FW_READY_MAGIC); + dsb(); + } else { + /* Release M3 from reset */ + mmio_write_32(MSS_M3_RSTCR(mss_regs), + (MSS_M3_RSTCR_RST_OFF << + MSS_M3_RSTCR_RST_OFFSET)); + } + + NOTICE("Done\n"); + + return 0; +} + +/* Load image to MSS AP and do PM related initialization + * Note that this routine is different than other CM3 loading routines, because + * firmware for AP is dedicated for PM and therefore some additional PM + * initialization is required + */ +static int mss_ap_load_image(uintptr_t single_img, + uint32_t image_size, uint32_t ap_idx) +{ + volatile struct mss_pm_ctrl_block *mss_pm_crtl; + int ret; + + /* TODO: add PM Control Info from platform */ + mss_pm_crtl = (struct mss_pm_ctrl_block *)MSS_SRAM_PM_CONTROL_BASE; + mss_pm_crtl->ipc_version = MV_PM_FW_IPC_VERSION; + mss_pm_crtl->num_of_clusters = PLAT_MARVELL_CLUSTER_COUNT; + mss_pm_crtl->num_of_cores_per_cluster = + PLAT_MARVELL_CLUSTER_CORE_COUNT; + mss_pm_crtl->num_of_cores = PLAT_MARVELL_CLUSTER_COUNT * + PLAT_MARVELL_CLUSTER_CORE_COUNT; + mss_pm_crtl->pm_trace_ctrl_base_address = AP_MSS_ATF_CORE_CTRL_BASE; + mss_pm_crtl->pm_trace_info_base_address = AP_MSS_ATF_CORE_INFO_BASE; + mss_pm_crtl->pm_trace_info_core_size = AP_MSS_ATF_CORE_INFO_SIZE; + VERBOSE("MSS Control Block = 0x%x\n", MSS_SRAM_PM_CONTROL_BASE); + VERBOSE("mss_pm_crtl->ipc_version = 0x%x\n", + mss_pm_crtl->ipc_version); + VERBOSE("mss_pm_crtl->num_of_cores = 0x%x\n", + mss_pm_crtl->num_of_cores); + VERBOSE("mss_pm_crtl->num_of_clusters = 0x%x\n", + mss_pm_crtl->num_of_clusters); + VERBOSE("mss_pm_crtl->num_of_cores_per_cluster = 0x%x\n", + mss_pm_crtl->num_of_cores_per_cluster); + VERBOSE("mss_pm_crtl->pm_trace_ctrl_base_address = 0x%x\n", + mss_pm_crtl->pm_trace_ctrl_base_address); + VERBOSE("mss_pm_crtl->pm_trace_info_base_address = 0x%x\n", + mss_pm_crtl->pm_trace_info_base_address); + VERBOSE("mss_pm_crtl->pm_trace_info_core_size = 0x%x\n", + mss_pm_crtl->pm_trace_info_core_size); + + /* TODO: add checksum to image */ + VERBOSE("Send info about the SCP_BL2 image to be transferred to SCP\n"); + + ret = mss_image_load(single_img, image_size, + bl2_plat_get_ap_mss_regs(ap_idx), 0); + if (ret != 0) { + ERROR("SCP Image load failed\n"); + return -1; + } + + /* check that the image was loaded successfully */ + ret = mss_check_image_ready(mss_pm_crtl); + if (ret != 0) + NOTICE("SCP Image doesn't contain PM firmware\n"); + + return 0; +} + +/* Load CM3 image (single_img) to CM3 pointed by cm3_type */ +static int load_img_to_cm3(enum cm3_t cm3_type, + uintptr_t single_img, uint32_t image_size) +{ + int ret, ap_idx, cp_index; + uint32_t ap_count = bl2_plat_get_ap_count(); + + switch (cm3_type) { + case MSS_AP: + for (ap_idx = 0; ap_idx < ap_count; ap_idx++) { + NOTICE("Load image to AP%d MSS\n", ap_idx); + ret = mss_ap_load_image(single_img, image_size, ap_idx); + if (ret != 0) + return ret; + } + break; + case MSS_CP0: + case MSS_CP1: + case MSS_CP2: + case MSS_CP3: + /* MSS_AP = 0 + * MSS_CP1 = 1 + * . + * . + * MSS_CP3 = 4 + * Actual CP index is MSS_CPX - 1 + */ + cp_index = cm3_type - 1; + for (ap_idx = 0; ap_idx < ap_count; ap_idx++) { + /* Check if we should load this image + * according to number of CPs + */ + if (bl2_plat_get_cp_count(ap_idx) <= cp_index) { + NOTICE("Skipping MSS CP%d related image\n", + cp_index); + break; + } + + NOTICE("Load image to CP%d MSS AP%d\n", + cp_index, ap_idx); + ret = mss_image_load(single_img, image_size, + bl2_plat_get_cp_mss_regs( + ap_idx, cp_index), + bl2_plat_get_cp_mss_sram( + ap_idx, cp_index)); + if (ret != 0) { + ERROR("SCP Image load failed\n"); + return -1; + } + } + break; + case MG_CP0: + case MG_CP1: + case MG_CP2: + cp_index = cm3_type - MG_CP0; + if (bl2_plat_get_cp_count(0) <= cp_index) { + NOTICE("Skipping MG CP%d related image\n", + cp_index); + break; + } + NOTICE("Load image to CP%d MG\n", cp_index); + ret = mg_image_load(single_img, image_size, cp_index); + if (ret != 0) { + ERROR("SCP Image load failed\n"); + return -1; + } + break; + default: + ERROR("SCP_BL2 wrong img format (cm3_type=%d)\n", cm3_type); + break; + } + + return 0; +} + +/* The Armada 8K has 5 service CPUs and Armada 7K has 3. Therefore it was + * required to provide a method for loading firmware to all of the service CPUs. + * To achieve that, the scp_bl2 image in fact is file containing up to 5 + * concatenated firmwares and this routine splits concatenated image into single + * images dedicated for appropriate service CPU and then load them. + */ +static int split_and_load_bl2_image(void *image) +{ + file_header_t *file_hdr; + img_header_t *img_hdr; + uintptr_t single_img; + int i; + + file_hdr = (file_header_t *)image; + + if (file_hdr->magic != FILE_MAGIC) { + ERROR("SCP_BL2 wrong img format\n"); + return -1; + } + + if (file_hdr->nr_of_imgs > MAX_NR_OF_FILES) { + ERROR("SCP_BL2 concatenated image contains too many images\n"); + return -1; + } + + img_hdr = (img_header_t *)((uintptr_t)image + sizeof(file_header_t)); + single_img = (uintptr_t)image + sizeof(file_header_t) + + sizeof(img_header_t) * file_hdr->nr_of_imgs; + + NOTICE("SCP_BL2 contains %d concatenated images\n", + file_hdr->nr_of_imgs); + for (i = 0; i < file_hdr->nr_of_imgs; i++) { + + /* Before loading make sanity check on header */ + if (img_hdr->version != HEADER_VERSION) { + ERROR("Wrong header, img corrupted exiting\n"); + return -1; + } + + load_img_to_cm3(img_hdr->type, single_img, img_hdr->length); + + /* Prepare offsets for next run */ + single_img += img_hdr->length; + img_hdr++; + } + + return 0; +} + +int scp_bootloader_transfer(void *image, unsigned int image_size) +{ +#ifdef SCP_BL2_BASE + assert((uintptr_t) image == SCP_BL2_BASE); +#endif + + VERBOSE("Concatenated img size %d\n", image_size); + + if (image_size == 0) { + ERROR("SCP_BL2 image size can't be 0 (current size = 0x%x)\n", + image_size); + return -1; + } + + if (split_and_load_bl2_image(image)) + return -1; + + return 0; +} diff --git a/plat/marvell/armada/common/mss/mss_scp_bootloader.h b/plat/marvell/armada/common/mss/mss_scp_bootloader.h new file mode 100644 index 0000000..d65354a --- /dev/null +++ b/plat/marvell/armada/common/mss/mss_scp_bootloader.h @@ -0,0 +1,20 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef MSS_SCP_BOOTLOADER_H +#define MSS_SCP_BOOTLOADER_H + +int scp_bootloader_transfer(void *image, unsigned int image_size); +uintptr_t bl2_plat_get_cp_mss_regs(int ap_idx, int cp_idx); +uintptr_t bl2_plat_get_cp_mss_sram(int ap_idx, int cp_idx); +uintptr_t bl2_plat_get_ap_mss_regs(int ap_idx); +uint32_t bl2_plat_get_cp_count(int ap_idx); +uint32_t bl2_plat_get_ap_count(void); +void bl2_plat_configure_mss_windows(uintptr_t mss_regs); +int bl2_plat_mss_check_image_ready(void); + +#endif /* MSS_SCP_BOOTLOADER_H */ diff --git a/plat/marvell/armada/common/plat_delay_timer.c b/plat/marvell/armada/common/plat_delay_timer.c new file mode 100644 index 0000000..2539752 --- /dev/null +++ b/plat/marvell/armada/common/plat_delay_timer.c @@ -0,0 +1,34 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#include <arch_helpers.h> +#include <drivers/delay_timer.h> + +#include <mvebu_def.h> + +#define SYS_COUNTER_FREQ_IN_MHZ (COUNTER_FREQUENCY/1000000) + +static uint32_t plat_get_timer_value(void) +{ + /* + * Generic delay timer implementation expects the timer to be a down + * counter. We apply bitwise NOT operator to the tick values returned + * by read_cntpct_el0() to simulate the down counter. + */ + return (uint32_t)(~read_cntpct_el0()); +} + +static const timer_ops_t plat_timer_ops = { + .get_timer_value = plat_get_timer_value, + .clk_mult = 1, + .clk_div = SYS_COUNTER_FREQ_IN_MHZ +}; + +void plat_delay_timer_init(void) +{ + timer_init(&plat_timer_ops); +} |