diff options
Diffstat (limited to 'arch/mips/bcm63xx/boards/board_bcm963xx.c')
-rw-r--r-- | arch/mips/bcm63xx/boards/board_bcm963xx.c | 911 |
1 files changed, 911 insertions, 0 deletions
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c new file mode 100644 index 0000000000..01aff80a59 --- /dev/null +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c @@ -0,0 +1,911 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr> + * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org> + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/platform_device.h> +#include <linux/ssb/ssb.h> +#include <asm/addrspace.h> +#include <bcm63xx_board.h> +#include <bcm63xx_cpu.h> +#include <bcm63xx_dev_uart.h> +#include <bcm63xx_regs.h> +#include <bcm63xx_io.h> +#include <bcm63xx_nvram.h> +#include <bcm63xx_dev_pci.h> +#include <bcm63xx_dev_enet.h> +#include <bcm63xx_dev_flash.h> +#include <bcm63xx_dev_hsspi.h> +#include <bcm63xx_dev_pcmcia.h> +#include <bcm63xx_dev_spi.h> +#include <bcm63xx_dev_usb_usbd.h> +#include <board_bcm963xx.h> + +#include <uapi/linux/bcm933xx_hcs.h> + +#define HCS_OFFSET_128K 0x20000 + +static struct board_info board; + +/* + * known 3368 boards + */ +#ifdef CONFIG_BCM63XX_CPU_3368 +static struct board_info __initdata board_cvg834g = { + .name = "CVG834G_E15R3921", + .expected_cpu_id = 0x3368, + + .ephy_reset_gpio = 36, + .ephy_reset_gpio_flags = GPIOF_INIT_HIGH, + .has_pci = 1, + .has_uart0 = 1, + .has_uart1 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .leds = { + { + .name = "CVG834G:green:power", + .gpio = 37, + .default_trigger= "default-on", + }, + }, +}; +#endif /* CONFIG_BCM63XX_CPU_3368 */ + +/* + * known 6328 boards + */ +#ifdef CONFIG_BCM63XX_CPU_6328 +static struct board_info __initdata board_96328avng = { + .name = "96328avng", + .expected_cpu_id = 0x6328, + + .has_pci = 1, + .has_uart0 = 1, + + .has_usbd = 0, + .usbd = { + .use_fullspeed = 0, + .port_no = 0, + }, + + .leds = { + { + .name = "96328avng::ppp-fail", + .gpio = 2, + .active_low = 1, + }, + { + .name = "96328avng::power", + .gpio = 4, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "96328avng::power-fail", + .gpio = 8, + .active_low = 1, + }, + { + .name = "96328avng::wps", + .gpio = 9, + .active_low = 1, + }, + { + .name = "96328avng::ppp", + .gpio = 11, + .active_low = 1, + }, + }, +}; +#endif /* CONFIG_BCM63XX_CPU_6328 */ + +/* + * known 6338 boards + */ +#ifdef CONFIG_BCM63XX_CPU_6338 +static struct board_info __initdata board_96338gw = { + .name = "96338GW", + .expected_cpu_id = 0x6338, + + .has_ohci0 = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ses", + .gpio = 5, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + } + }, +}; + +static struct board_info __initdata board_96338w = { + .name = "96338W", + .expected_cpu_id = 0x6338, + + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ses", + .gpio = 5, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + }, + }, +}; +#endif /* CONFIG_BCM63XX_CPU_6338 */ + +/* + * known 6345 boards + */ +#ifdef CONFIG_BCM63XX_CPU_6345 +static struct board_info __initdata board_96345gw2 = { + .name = "96345GW2", + .expected_cpu_id = 0x6345, + + .has_uart0 = 1, +}; +#endif /* CONFIG_BCM63XX_CPU_6345 */ + +/* + * known 6348 boards + */ +#ifdef CONFIG_BCM63XX_CPU_6348 +static struct board_info __initdata board_96348r = { + .name = "96348R", + .expected_cpu_id = 0x6348, + + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .leds = { + { + .name = "adsl-fail", + .gpio = 2, + .active_low = 1, + }, + { + .name = "ppp", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + }, + }, +}; + +static struct board_info __initdata board_96348gw_10 = { + .name = "96348GW-10", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pccard = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl-fail", + .gpio = 2, + .active_low = 1, + }, + { + .name = "ppp", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + }, + }, +}; + +static struct board_info __initdata board_96348gw_11 = { + .name = "96348GW-11", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pccard = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl-fail", + .gpio = 2, + .active_low = 1, + }, + { + .name = "ppp", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + }, + }, +}; + +static struct board_info __initdata board_96348gw = { + .name = "96348GW", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl-fail", + .gpio = 2, + .active_low = 1, + }, + { + .name = "ppp", + .gpio = 3, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 4, + .active_low = 1, + }, + { + .name = "power", + .gpio = 0, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 1, + .active_low = 1, + }, + }, +}; + +static struct board_info __initdata board_FAST2404 = { + .name = "F@ST2404", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pccard = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; + +static struct board_info __initdata board_rta1025w_16 = { + .name = "RTA1025W_16", + .expected_cpu_id = 0x6348, + + .has_pci = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; + +static struct board_info __initdata board_DV201AMR = { + .name = "DV201AMR", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; + +static struct board_info __initdata board_96348gw_a = { + .name = "96348GW-A", + .expected_cpu_id = 0x6348, + + .has_ohci0 = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; +#endif /* CONFIG_BCM63XX_CPU_6348 */ + +/* + * known 6358 boards + */ +#ifdef CONFIG_BCM63XX_CPU_6358 +static struct board_info __initdata board_96358vw = { + .name = "96358VW", + .expected_cpu_id = 0x6358, + + .has_ehci0 = 1, + .has_ohci0 = 1, + .has_pccard = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl-fail", + .gpio = 15, + .active_low = 1, + }, + { + .name = "ppp", + .gpio = 22, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 23, + .active_low = 1, + }, + { + .name = "power", + .gpio = 4, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 5, + }, + }, +}; + +static struct board_info __initdata board_96358vw2 = { + .name = "96358VW2", + .expected_cpu_id = 0x6358, + + .has_ehci0 = 1, + .has_ohci0 = 1, + .has_pccard = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, + + .leds = { + { + .name = "adsl", + .gpio = 22, + .active_low = 1, + }, + { + .name = "ppp-fail", + .gpio = 23, + }, + { + .name = "power", + .gpio = 5, + .active_low = 1, + .default_trigger = "default-on", + }, + { + .name = "stop", + .gpio = 4, + .active_low = 1, + }, + }, +}; + +static struct board_info __initdata board_AGPFS0 = { + .name = "AGPF-S0", + .expected_cpu_id = 0x6358, + + .has_ehci0 = 1, + .has_ohci0 = 1, + .has_pci = 1, + .has_uart0 = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; + +static struct board_info __initdata board_DWVS0 = { + .name = "DWV-S0", + .expected_cpu_id = 0x6358, + + .has_ehci0 = 1, + .has_ohci0 = 1, + .has_pci = 1, + + .has_enet0 = 1, + .enet0 = { + .has_phy = 1, + .use_internal_phy = 1, + }, + + .has_enet1 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, +}; +#endif /* CONFIG_BCM63XX_CPU_6358 */ + +/* + * all boards + */ +static const struct board_info __initconst *bcm963xx_boards[] = { +#ifdef CONFIG_BCM63XX_CPU_3368 + &board_cvg834g, +#endif /* CONFIG_BCM63XX_CPU_3368 */ +#ifdef CONFIG_BCM63XX_CPU_6328 + &board_96328avng, +#endif /* CONFIG_BCM63XX_CPU_6328 */ +#ifdef CONFIG_BCM63XX_CPU_6338 + &board_96338gw, + &board_96338w, +#endif /* CONFIG_BCM63XX_CPU_6338 */ +#ifdef CONFIG_BCM63XX_CPU_6345 + &board_96345gw2, +#endif /* CONFIG_BCM63XX_CPU_6345 */ +#ifdef CONFIG_BCM63XX_CPU_6348 + &board_96348r, + &board_96348gw, + &board_96348gw_10, + &board_96348gw_11, + &board_FAST2404, + &board_DV201AMR, + &board_96348gw_a, + &board_rta1025w_16, +#endif /* CONFIG_BCM63XX_CPU_6348 */ +#ifdef CONFIG_BCM63XX_CPU_6358 + &board_96358vw, + &board_96358vw2, + &board_AGPFS0, + &board_DWVS0, +#endif /* CONFIG_BCM63XX_CPU_6358 */ +}; + +/* + * Register a sane SPROMv2 to make the on-board + * bcm4318 WLAN work + */ +#ifdef CONFIG_SSB_PCIHOST +static struct ssb_sprom bcm63xx_sprom = { + .revision = 0x02, + .board_rev = 0x17, + .country_code = 0x0, + .ant_available_bg = 0x3, + .pa0b0 = 0x15ae, + .pa0b1 = 0xfa85, + .pa0b2 = 0xfe8d, + .pa1b0 = 0xffff, + .pa1b1 = 0xffff, + .pa1b2 = 0xffff, + .gpio0 = 0xff, + .gpio1 = 0xff, + .gpio2 = 0xff, + .gpio3 = 0xff, + .maxpwr_bg = 0x004c, + .itssi_bg = 0x00, + .boardflags_lo = 0x2848, + .boardflags_hi = 0x0000, +}; + +int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out) +{ + if (bus->bustype == SSB_BUSTYPE_PCI) { + memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom)); + return 0; + } else { + pr_err("unable to fill SPROM for given bustype\n"); + return -EINVAL; + } +} +#endif /* CONFIG_SSB_PCIHOST */ + +/* + * return board name for /proc/cpuinfo + */ +const char *board_get_name(void) +{ + return board.name; +} + +/* + * early init callback, read nvram data from flash and checksum it + */ +void __init board_prom_init(void) +{ + unsigned int i; + u8 *boot_addr, *cfe; + char cfe_version[32]; + char *board_name = NULL; + u32 val; + struct bcm_hcs *hcs; + + /* read base address of boot chip select (0) + * 6328/6362 do not have MPI but boot from a fixed address + */ + if (BCMCPU_IS_6328() || BCMCPU_IS_6362()) { + val = 0x18000000; + } else { + val = bcm_mpi_readl(MPI_CSBASE_REG(0)); + val &= MPI_CSBASE_BASE_MASK; + } + boot_addr = (u8 *)KSEG1ADDR(val); + + /* dump cfe version */ + cfe = boot_addr + BCM963XX_CFE_VERSION_OFFSET; + if (strstarts(cfe, "cfe-")) { + if(cfe[4] == 'v') { + if(cfe[5] == 'd') + snprintf(cfe_version, 11, "%s", + (char *) &cfe[5]); + else if (cfe[10] > 0) + snprintf(cfe_version, sizeof(cfe_version), + "%u.%u.%u-%u.%u-%u", cfe[5], cfe[6], + cfe[7], cfe[8], cfe[9], cfe[10]); + else + snprintf(cfe_version, sizeof(cfe_version), + "%u.%u.%u-%u.%u", cfe[5], cfe[6], + cfe[7], cfe[8], cfe[9]); + } else { + snprintf(cfe_version, 12, "%s", (char *) &cfe[4]); + } + } else { + strcpy(cfe_version, "unknown"); + } + pr_info("CFE version: %s\n", cfe_version); + + bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET); + + if (BCMCPU_IS_3368()) { + hcs = (struct bcm_hcs *)boot_addr; + board_name = hcs->filename; + } else { + board_name = bcm63xx_nvram_get_name(); + } + /* find board by name */ + for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) { + if (strncmp(board_name, bcm963xx_boards[i]->name, 16)) + continue; + /* copy, board desc array is marked initdata */ + memcpy(&board, bcm963xx_boards[i], sizeof(board)); + break; + } + + /* bail out if board is not found, will complain later */ + if (!board.name[0]) { + char name[17]; + memcpy(name, board_name, 16); + name[16] = 0; + pr_err("unknown bcm963xx board: %s\n", name); + return; + } + + /* setup pin multiplexing depending on board enabled device, + * this has to be done this early since PCI init is done + * inside arch_initcall */ + val = 0; + +#ifdef CONFIG_PCI + if (board.has_pci) { + bcm63xx_pci_enabled = 1; + if (BCMCPU_IS_6348()) + val |= GPIO_MODE_6348_G2_PCI; + } +#endif /* CONFIG_PCI */ + + if (board.has_pccard) { + if (BCMCPU_IS_6348()) + val |= GPIO_MODE_6348_G1_MII_PCCARD; + } + + if (board.has_enet0 && !board.enet0.use_internal_phy) { + if (BCMCPU_IS_6348()) + val |= GPIO_MODE_6348_G3_EXT_MII | + GPIO_MODE_6348_G0_EXT_MII; + } + + if (board.has_enet1 && !board.enet1.use_internal_phy) { + if (BCMCPU_IS_6348()) + val |= GPIO_MODE_6348_G3_EXT_MII | + GPIO_MODE_6348_G0_EXT_MII; + } + + bcm_gpio_writel(val, GPIO_MODE_REG); +} + +/* + * second stage init callback, good time to panic if we couldn't + * identify on which board we're running since early printk is working + */ +void __init board_setup(void) +{ + if (!board.name[0]) + panic("unable to detect bcm963xx board"); + pr_info("board name: %s\n", board.name); + + /* make sure we're running on expected cpu */ + if (bcm63xx_get_cpu_id() != board.expected_cpu_id) + panic("unexpected CPU for bcm963xx board"); +} + +static struct gpio_led_platform_data bcm63xx_led_data; + +static struct platform_device bcm63xx_gpio_leds = { + .name = "leds-gpio", + .id = 0, + .dev.platform_data = &bcm63xx_led_data, +}; + +/* + * third stage init callback, register all board devices. + */ +int __init board_register_devices(void) +{ + if (board.has_uart0) + bcm63xx_uart_register(0); + + if (board.has_uart1) + bcm63xx_uart_register(1); + + if (board.has_pccard) + bcm63xx_pcmcia_register(); + + if (board.has_enet0 && + !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr)) + bcm63xx_enet_register(0, &board.enet0); + + if (board.has_enet1 && + !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr)) + bcm63xx_enet_register(1, &board.enet1); + + if (board.has_enetsw && + !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr)) + bcm63xx_enetsw_register(&board.enetsw); + + if (board.has_usbd) + bcm63xx_usbd_register(&board.usbd); + + /* Generate MAC address for WLAN and register our SPROM, + * do this after registering enet devices + */ +#ifdef CONFIG_SSB_PCIHOST + if (!bcm63xx_nvram_get_mac_address(bcm63xx_sprom.il0mac)) { + memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN); + memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN); + if (ssb_arch_register_fallback_sprom( + &bcm63xx_get_fallback_sprom) < 0) + pr_err("failed to register fallback SPROM\n"); + } +#endif /* CONFIG_SSB_PCIHOST */ + + bcm63xx_spi_register(); + + bcm63xx_hsspi_register(); + + bcm63xx_flash_register(); + + bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds); + bcm63xx_led_data.leds = board.leds; + + platform_device_register(&bcm63xx_gpio_leds); + + if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags) + gpio_request_one(board.ephy_reset_gpio, + board.ephy_reset_gpio_flags, "ephy-reset"); + + return 0; +} |