diff options
Diffstat (limited to 'plat/mediatek/mt8192/drivers/dcm')
| -rw-r--r-- | plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c | 63 | ||||
| -rw-r--r-- | plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h | 14 | ||||
| -rw-r--r-- | plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c | 562 | ||||
| -rw-r--r-- | plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h | 68 |
4 files changed, 707 insertions, 0 deletions
diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c new file mode 100644 index 0000000..dd8bf4e --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.c @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <mtk_dcm.h> +#include <mtk_dcm_utils.h> + +static void dcm_armcore(bool mode) +{ + dcm_mp_cpusys_top_bus_pll_div_dcm(mode); + dcm_mp_cpusys_top_cpu_pll_div_0_dcm(mode); + dcm_mp_cpusys_top_cpu_pll_div_1_dcm(mode); +} + +static void dcm_mcusys(bool on) +{ + dcm_mp_cpusys_top_adb_dcm(on); + dcm_mp_cpusys_top_apb_dcm(on); + dcm_mp_cpusys_top_cpubiu_dcm(on); + dcm_mp_cpusys_top_misc_dcm(on); + dcm_mp_cpusys_top_mp0_qdcm(on); + dcm_cpccfg_reg_emi_wfifo(on); + dcm_mp_cpusys_top_last_cor_idle_dcm(on); +} + +static void dcm_stall(bool on) +{ + dcm_mp_cpusys_top_core_stall_dcm(on); + dcm_mp_cpusys_top_fcm_stall_dcm(on); +} + +static bool check_dcm_state(void) +{ + bool ret = true; + + ret &= dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(); + + ret &= dcm_mp_cpusys_top_adb_dcm_is_on(); + ret &= dcm_mp_cpusys_top_apb_dcm_is_on(); + ret &= dcm_mp_cpusys_top_cpubiu_dcm_is_on(); + ret &= dcm_mp_cpusys_top_misc_dcm_is_on(); + ret &= dcm_mp_cpusys_top_mp0_qdcm_is_on(); + ret &= dcm_cpccfg_reg_emi_wfifo_is_on(); + ret &= dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(); + + ret &= dcm_mp_cpusys_top_core_stall_dcm_is_on(); + ret &= dcm_mp_cpusys_top_fcm_stall_dcm_is_on(); + + return ret; +} + +bool dcm_set_default(void) +{ + dcm_armcore(true); + dcm_mcusys(true); + dcm_stall(true); + + return check_dcm_state(); +} diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h new file mode 100644 index 0000000..ee98d0e --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm.h @@ -0,0 +1,14 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTK_DCM_H +#define MTK_DCM_H + +#include <stdbool.h> + +bool dcm_set_default(void); + +#endif /* #ifndef MTK_DCM_H */ diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c new file mode 100644 index 0000000..15a700c --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.c @@ -0,0 +1,562 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <lib/mmio.h> +#include <lib/utils_def.h> +#include <mtk_dcm_utils.h> + +#define MP_CPUSYS_TOP_ADB_DCM_REG0_MASK (BIT(17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_MASK (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18) | \ + BIT(21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_MASK (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18)) +#define MP_CPUSYS_TOP_ADB_DCM_REG0_ON (BIT(17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_ON (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18) | \ + BIT(21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_ON (BIT(15) | \ + BIT(16) | \ + BIT(17) | \ + BIT(18)) +#define MP_CPUSYS_TOP_ADB_DCM_REG0_OFF ((0x0 << 17)) +#define MP_CPUSYS_TOP_ADB_DCM_REG1_OFF ((0x0 << 15) | \ + (0x0 << 16) | \ + (0x0 << 17) | \ + (0x0 << 18) | \ + (0x0 << 21)) +#define MP_CPUSYS_TOP_ADB_DCM_REG2_OFF ((0x0 << 15) | \ + (0x0 << 16) | \ + (0x0 << 17) | \ + (0x0 << 18)) + +bool dcm_mp_cpusys_top_adb_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_ADB_DCM_CFG0) & + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG0_ON); + ret &= ((mmio_read_32(MP_ADB_DCM_CFG4) & + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG1_ON); + ret &= ((mmio_read_32(MCUSYS_DCM_CFG0) & + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK) == + (unsigned int) MP_CPUSYS_TOP_ADB_DCM_REG2_ON); + + return ret; +} + +void dcm_mp_cpusys_top_adb_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_adb_dcm'" */ + mmio_clrsetbits_32(MP_ADB_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG0_ON); + mmio_clrsetbits_32(MP_ADB_DCM_CFG4, + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG1_ON); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG2_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_adb_dcm'" */ + mmio_clrsetbits_32(MP_ADB_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG0_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG0_OFF); + mmio_clrsetbits_32(MP_ADB_DCM_CFG4, + MP_CPUSYS_TOP_ADB_DCM_REG1_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG1_OFF); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_ADB_DCM_REG2_MASK, + MP_CPUSYS_TOP_ADB_DCM_REG2_OFF); + } +} + +#define MP_CPUSYS_TOP_APB_DCM_REG0_MASK (BIT(5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_MASK (BIT(8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_MASK (BIT(16)) +#define MP_CPUSYS_TOP_APB_DCM_REG0_ON (BIT(5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_ON (BIT(8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_ON (BIT(16)) +#define MP_CPUSYS_TOP_APB_DCM_REG0_OFF ((0x0 << 5)) +#define MP_CPUSYS_TOP_APB_DCM_REG1_OFF ((0x0 << 8)) +#define MP_CPUSYS_TOP_APB_DCM_REG2_OFF ((0x0 << 16)) + +bool dcm_mp_cpusys_top_apb_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG0_ON); + ret &= ((mmio_read_32(MCUSYS_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG1_ON); + ret &= ((mmio_read_32(MP0_DCM_CFG0) & + MP_CPUSYS_TOP_APB_DCM_REG2_MASK) == + (unsigned int) MP_CPUSYS_TOP_APB_DCM_REG2_ON); + + return ret; +} + +void dcm_mp_cpusys_top_apb_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_apb_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG0_MASK, + MP_CPUSYS_TOP_APB_DCM_REG0_ON); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG1_MASK, + MP_CPUSYS_TOP_APB_DCM_REG1_ON); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG2_MASK, + MP_CPUSYS_TOP_APB_DCM_REG2_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_apb_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG0_MASK, + MP_CPUSYS_TOP_APB_DCM_REG0_OFF); + mmio_clrsetbits_32(MCUSYS_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG1_MASK, + MP_CPUSYS_TOP_APB_DCM_REG1_OFF); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_APB_DCM_REG2_MASK, + MP_CPUSYS_TOP_APB_DCM_REG2_OFF); + } +} + +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(BUS_PLLDIV_CFG) & + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_bus_pll_div_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_bus_pll_div_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_bus_pll_div_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_MASK, + MP_CPUSYS_TOP_BUS_PLL_DIV_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK (BIT(0)) +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON (BIT(0)) +#define MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF ((0x0 << 0)) + +bool dcm_mp_cpusys_top_core_stall_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP0_DCM_CFG7) & + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_core_stall_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_core_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_core_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_CORE_STALL_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK ((0xffff << 0)) +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON ((0xffff << 0)) +#define MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF ((0x0 << 0)) + +bool dcm_mp_cpusys_top_cpubiu_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MCSI_DCM0) & + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpubiu_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpubiu_dcm'" */ + mmio_clrsetbits_32(MCSI_DCM0, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpubiu_dcm'" */ + mmio_clrsetbits_32(MCSI_DCM0, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPUBIU_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG0) & + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG0, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_0_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG0, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_0_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG1) & + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG1, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_1_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG1, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_1_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_2_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG2) & + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_2_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_2_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG2, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_2_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG2, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_2_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_3_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG3) & + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_3_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_3_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG3, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_3_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG3, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_3_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON (BIT(11)) +#define MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_OFF ((0x0 << 11)) + +bool dcm_mp_cpusys_top_cpu_pll_div_4_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(CPU_PLLDIV_CFG4) & + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_cpu_pll_div_4_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_cpu_pll_div_4_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG4, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_cpu_pll_div_4_dcm'" */ + mmio_clrsetbits_32(CPU_PLLDIV_CFG4, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_MASK, + MP_CPUSYS_TOP_CPU_PLL_DIV_4_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK (BIT(4)) +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON (BIT(4)) +#define MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF ((0x0 << 4)) + +bool dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP0_DCM_CFG7) & + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_fcm_stall_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_fcm_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_fcm_stall_dcm'" */ + mmio_clrsetbits_32(MP0_DCM_CFG7, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_MASK, + MP_CPUSYS_TOP_FCM_STALL_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK ((0x1U << 31)) +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON ((0x1U << 31)) +#define MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF ((0x0U << 31)) + +bool dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(BUS_PLLDIV_CFG) & + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_last_cor_idle_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_last_cor_idle_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_last_cor_idle_dcm'" */ + mmio_clrsetbits_32(BUS_PLLDIV_CFG, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_MASK, + MP_CPUSYS_TOP_LAST_COR_IDLE_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_MISC_DCM_REG0_MASK (BIT(1) | \ + BIT(4)) +#define MP_CPUSYS_TOP_MISC_DCM_REG0_ON (BIT(1) | \ + BIT(4)) +#define MP_CPUSYS_TOP_MISC_DCM_REG0_OFF ((0x0 << 1) | \ + (0x0 << 4)) + +bool dcm_mp_cpusys_top_misc_dcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_MISC_DCM_REG0_ON); + + return ret; +} + +void dcm_mp_cpusys_top_misc_dcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_misc_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK, + MP_CPUSYS_TOP_MISC_DCM_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_misc_dcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MISC_DCM_REG0_MASK, + MP_CPUSYS_TOP_MISC_DCM_REG0_OFF); + } +} + +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK (BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_ON (BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_ON (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF ((0x0 << 3)) +#define MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF ((0x0 << 0) | \ + (0x0 << 1) | \ + (0x0 << 2) | \ + (0x0 << 3)) + +bool dcm_mp_cpusys_top_mp0_qdcm_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(MP_MISC_DCM_CFG0) & + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK) == + (unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG0_ON); + ret &= ((mmio_read_32(MP0_DCM_CFG0) & + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK) == + (unsigned int) MP_CPUSYS_TOP_MP0_QDCM_REG1_ON); + + return ret; +} + +void dcm_mp_cpusys_top_mp0_qdcm(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'mp_cpusys_top_mp0_qdcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG0_ON); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG1_ON); + } else { + /* TINFO = "Turn OFF DCM 'mp_cpusys_top_mp0_qdcm'" */ + mmio_clrsetbits_32(MP_MISC_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG0_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG0_OFF); + mmio_clrsetbits_32(MP0_DCM_CFG0, + MP_CPUSYS_TOP_MP0_QDCM_REG1_MASK, + MP_CPUSYS_TOP_MP0_QDCM_REG1_OFF); + } +} + +#define CPCCFG_REG_EMI_WFIFO_REG0_MASK (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define CPCCFG_REG_EMI_WFIFO_REG0_ON (BIT(0) | \ + BIT(1) | \ + BIT(2) | \ + BIT(3)) +#define CPCCFG_REG_EMI_WFIFO_REG0_OFF ((0x0 << 0) | \ + (0x0 << 1) | \ + (0x0 << 2) | \ + (0x0 << 3)) + +bool dcm_cpccfg_reg_emi_wfifo_is_on(void) +{ + bool ret = true; + + ret &= ((mmio_read_32(EMI_WFIFO) & + CPCCFG_REG_EMI_WFIFO_REG0_MASK) == + (unsigned int) CPCCFG_REG_EMI_WFIFO_REG0_ON); + + return ret; +} + +void dcm_cpccfg_reg_emi_wfifo(bool on) +{ + if (on) { + /* TINFO = "Turn ON DCM 'cpccfg_reg_emi_wfifo'" */ + mmio_clrsetbits_32(EMI_WFIFO, + CPCCFG_REG_EMI_WFIFO_REG0_MASK, + CPCCFG_REG_EMI_WFIFO_REG0_ON); + } else { + /* TINFO = "Turn OFF DCM 'cpccfg_reg_emi_wfifo'" */ + mmio_clrsetbits_32(EMI_WFIFO, + CPCCFG_REG_EMI_WFIFO_REG0_MASK, + CPCCFG_REG_EMI_WFIFO_REG0_OFF); + } +} + diff --git a/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h new file mode 100644 index 0000000..1cf7834 --- /dev/null +++ b/plat/mediatek/mt8192/drivers/dcm/mtk_dcm_utils.h @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2020, MediaTek Inc. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MTK_DCM_UTILS_H +#define MTK_DCM_UTILS_H + +#include <stdbool.h> + +#include <mtk_dcm.h> +#include <platform_def.h> + +/* Base */ +#define MP_CPUSYS_TOP_BASE (MCUCFG_BASE + 0x8000) +#define CPCCFG_REG_BASE (MCUCFG_BASE + 0xA800) + +/* Register Definition */ +#define CPU_PLLDIV_CFG0 (MP_CPUSYS_TOP_BASE + 0x22a0) +#define CPU_PLLDIV_CFG1 (MP_CPUSYS_TOP_BASE + 0x22a4) +#define CPU_PLLDIV_CFG2 (MP_CPUSYS_TOP_BASE + 0x22a8) +#define CPU_PLLDIV_CFG3 (MP_CPUSYS_TOP_BASE + 0x22ac) +#define CPU_PLLDIV_CFG4 (MP_CPUSYS_TOP_BASE + 0x22b0) +#define BUS_PLLDIV_CFG (MP_CPUSYS_TOP_BASE + 0x22e0) +#define MCSI_DCM0 (MP_CPUSYS_TOP_BASE + 0x2440) +#define MP_ADB_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x2500) +#define MP_ADB_DCM_CFG4 (MP_CPUSYS_TOP_BASE + 0x2510) +#define MP_MISC_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x2518) +#define MCUSYS_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x25c0) +#define EMI_WFIFO (CPCCFG_REG_BASE + 0x100) +#define MP0_DCM_CFG0 (MP_CPUSYS_TOP_BASE + 0x4880) +#define MP0_DCM_CFG7 (MP_CPUSYS_TOP_BASE + 0x489c) + +/* MP_CPUSYS_TOP */ +bool dcm_mp_cpusys_top_adb_dcm_is_on(void); +void dcm_mp_cpusys_top_adb_dcm(bool on); +bool dcm_mp_cpusys_top_apb_dcm_is_on(void); +void dcm_mp_cpusys_top_apb_dcm(bool on); +bool dcm_mp_cpusys_top_bus_pll_div_dcm_is_on(void); +void dcm_mp_cpusys_top_bus_pll_div_dcm(bool on); +bool dcm_mp_cpusys_top_core_stall_dcm_is_on(void); +void dcm_mp_cpusys_top_core_stall_dcm(bool on); +bool dcm_mp_cpusys_top_cpubiu_dcm_is_on(void); +void dcm_mp_cpusys_top_cpubiu_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_0_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_0_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_1_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_1_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_2_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_2_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_3_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_3_dcm(bool on); +bool dcm_mp_cpusys_top_cpu_pll_div_4_dcm_is_on(void); +void dcm_mp_cpusys_top_cpu_pll_div_4_dcm(bool on); +bool dcm_mp_cpusys_top_fcm_stall_dcm_is_on(void); +void dcm_mp_cpusys_top_fcm_stall_dcm(bool on); +bool dcm_mp_cpusys_top_last_cor_idle_dcm_is_on(void); +void dcm_mp_cpusys_top_last_cor_idle_dcm(bool on); +bool dcm_mp_cpusys_top_misc_dcm_is_on(void); +void dcm_mp_cpusys_top_misc_dcm(bool on); +bool dcm_mp_cpusys_top_mp0_qdcm_is_on(void); +void dcm_mp_cpusys_top_mp0_qdcm(bool on); +/* CPCCFG_REG */ +bool dcm_cpccfg_reg_emi_wfifo_is_on(void); +void dcm_cpccfg_reg_emi_wfifo(bool on); + +#endif |