diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c | 349 |
1 files changed, 349 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c new file mode 100644 index 0000000..9ef5c44 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb91x.c @@ -0,0 +1,349 @@ +/* + * MikroTik RouterBOARD 91X support + * + * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#define pr_fmt(fmt) "rb91x: " fmt + +#include <linux/phy.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/ath9k_platform.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> +#include <linux/spi/spi.h> +#include <linux/spi/74x164.h> +#include <linux/spi/flash.h> +#include <linux/routerboot.h> +#include <linux/gpio.h> +#include <linux/platform_data/gpio-latch.h> +#include <linux/platform_data/rb91x_nand.h> +#include <linux/platform_data/phy-at803x.h> + +#include <asm/prom.h> +#include <asm/mach-ath79/ath79.h> +#include <asm/mach-ath79/ath79_spi_platform.h> +#include <asm/mach-ath79/ar71xx_regs.h> + +#include "common.h" +#include "dev-eth.h" +#include "dev-leds-gpio.h" +#include "dev-nfc.h" +#include "dev-usb.h" +#include "dev-spi.h" +#include "dev-wmac.h" +#include "machtypes.h" +#include "pci.h" +#include "routerboot.h" + +#define RB_ROUTERBOOT_OFFSET 0x0000 +#define RB_ROUTERBOOT_MIN_SIZE 0xb000 +#define RB_HARD_CFG_SIZE 0x1000 +#define RB_BIOS_OFFSET 0xd000 +#define RB_BIOS_SIZE 0x1000 +#define RB_SOFT_CFG_OFFSET 0xf000 +#define RB_SOFT_CFG_SIZE 0x1000 + +#define RB91X_FLAG_USB BIT(0) +#define RB91X_FLAG_PCIE BIT(1) + +#define RB91X_LATCH_GPIO_BASE AR934X_GPIO_COUNT +#define RB91X_LATCH_GPIO(_x) (RB91X_LATCH_GPIO_BASE + (_x)) + +#define RB91X_SSR_GPIO_BASE (RB91X_LATCH_GPIO_BASE + AR934X_GPIO_COUNT) +#define RB91X_SSR_GPIO(_x) (RB91X_SSR_GPIO_BASE + (_x)) + +#define RB91X_SSR_BIT_LED1 0 +#define RB91X_SSR_BIT_LED2 1 +#define RB91X_SSR_BIT_LED3 2 +#define RB91X_SSR_BIT_LED4 3 +#define RB91X_SSR_BIT_LED5 4 +#define RB91X_SSR_BIT_5 5 +#define RB91X_SSR_BIT_USB_POWER 6 +#define RB91X_SSR_BIT_PCIE_POWER 7 + +#define RB91X_GPIO_SSR_STROBE RB91X_LATCH_GPIO(0) +#define RB91X_GPIO_LED_POWER RB91X_LATCH_GPIO(1) +#define RB91X_GPIO_LED_USER RB91X_LATCH_GPIO(2) +#define RB91X_GPIO_NAND_READ RB91X_LATCH_GPIO(3) +#define RB91X_GPIO_NAND_RDY RB91X_LATCH_GPIO(4) +#define RB91X_GPIO_NLE RB91X_LATCH_GPIO(11) +#define RB91X_GPIO_NAND_NRW RB91X_LATCH_GPIO(12) +#define RB91X_GPIO_NAND_NCE RB91X_LATCH_GPIO(13) +#define RB91X_GPIO_NAND_CLE RB91X_LATCH_GPIO(14) +#define RB91X_GPIO_NAND_ALE RB91X_LATCH_GPIO(15) + +#define RB91X_GPIO_LED_1 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED1) +#define RB91X_GPIO_LED_2 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED2) +#define RB91X_GPIO_LED_3 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED3) +#define RB91X_GPIO_LED_4 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED4) +#define RB91X_GPIO_LED_5 RB91X_SSR_GPIO(RB91X_SSR_BIT_LED5) +#define RB91X_GPIO_USB_POWER RB91X_SSR_GPIO(RB91X_SSR_BIT_USB_POWER) +#define RB91X_GPIO_PCIE_POWER RB91X_SSR_GPIO(RB91X_SSR_BIT_PCIE_POWER) + +struct rb_board_info { + const char *name; + u32 flags; +}; + +static struct mtd_partition rb711gr100_spi_partitions[] = { + { + .name = "routerboot", + .offset = RB_ROUTERBOOT_OFFSET, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "hard_config", + .size = RB_HARD_CFG_SIZE, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "bios", + .offset = RB_BIOS_OFFSET, + .size = RB_BIOS_SIZE, + .mask_flags = MTD_WRITEABLE, + }, { + .name = "soft_config", + .size = RB_SOFT_CFG_SIZE, + } +}; + +static struct flash_platform_data rb711gr100_spi_flash_data = { + .parts = rb711gr100_spi_partitions, + .nr_parts = ARRAY_SIZE(rb711gr100_spi_partitions), +}; + +static int rb711gr100_gpio_latch_gpios[AR934X_GPIO_COUNT] __initdata = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, + 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 +}; + +static struct gpio_latch_platform_data rb711gr100_gpio_latch_data __initdata = { + .base = RB91X_LATCH_GPIO_BASE, + .num_gpios = ARRAY_SIZE(rb711gr100_gpio_latch_gpios), + .gpios = rb711gr100_gpio_latch_gpios, + .le_gpio_index = 11, + .le_active_low = true, +}; + +static struct rb91x_nand_platform_data rb711gr100_nand_data __initdata = { + .gpio_nce = RB91X_GPIO_NAND_NCE, + .gpio_ale = RB91X_GPIO_NAND_ALE, + .gpio_cle = RB91X_GPIO_NAND_CLE, + .gpio_rdy = RB91X_GPIO_NAND_RDY, + .gpio_read = RB91X_GPIO_NAND_READ, + .gpio_nrw = RB91X_GPIO_NAND_NRW, + .gpio_nle = RB91X_GPIO_NLE, +}; + +static u8 rb711gr100_ssr_initdata[] __initdata = { + BIT(RB91X_SSR_BIT_PCIE_POWER) | + BIT(RB91X_SSR_BIT_USB_POWER) | + BIT(RB91X_SSR_BIT_5) +}; + +static struct gen_74x164_chip_platform_data rb711gr100_ssr_data = { + .base = RB91X_SSR_GPIO_BASE, + .num_registers = ARRAY_SIZE(rb711gr100_ssr_initdata), + .init_data = rb711gr100_ssr_initdata, +}; + +static struct ath79_spi_controller_data rb711gr100_spi0_cdata = { + .cs_type = ATH79_SPI_CS_TYPE_INTERNAL, + .cs_line = 0, + .is_flash = true, +}; + +static struct ath79_spi_controller_data rb711gr100_spi1_cdata = { + .cs_type = ATH79_SPI_CS_TYPE_GPIO, + .cs_line = RB91X_GPIO_SSR_STROBE, +}; + +static struct spi_board_info rb711gr100_spi_info[] = { + { + .bus_num = 0, + .chip_select = 0, + .max_speed_hz = 25000000, + .modalias = "m25p80", + .platform_data = &rb711gr100_spi_flash_data, + .controller_data = &rb711gr100_spi0_cdata + }, { + .bus_num = 0, + .chip_select = 1, + .max_speed_hz = 10000000, + .modalias = "74x164", + .platform_data = &rb711gr100_ssr_data, + .controller_data = &rb711gr100_spi1_cdata + } +}; + +static struct ath79_spi_platform_data rb711gr100_spi_data __initdata = { + .bus_num = 0, + .num_chipselect = 2, +}; + +static struct gpio_led rb711gr100_leds[] __initdata = { + { + .name = "rb:green:led1", + .gpio = RB91X_GPIO_LED_1, + .active_low = 0, + }, + { + .name = "rb:green:led2", + .gpio = RB91X_GPIO_LED_2, + .active_low = 0, + }, + { + .name = "rb:green:led3", + .gpio = RB91X_GPIO_LED_3, + .active_low = 0, + }, + { + .name = "rb:green:led4", + .gpio = RB91X_GPIO_LED_4, + .active_low = 0, + }, + { + .name = "rb:green:led5", + .gpio = RB91X_GPIO_LED_5, + .active_low = 0, + }, + { + .name = "rb:green:user", + .gpio = RB91X_GPIO_LED_USER, + .active_low = 0, + }, + { + .name = "rb:green:power", + .gpio = RB91X_GPIO_LED_POWER, + .active_low = 0, + }, +}; + +static struct at803x_platform_data rb91x_at803x_data = { + .disable_smarteee = 1, + .enable_rgmii_rx_delay = 1, + .enable_rgmii_tx_delay = 1, +}; + +static struct mdio_board_info rb91x_mdio0_info[] = { + { + .bus_id = "ag71xx-mdio.0", + .phy_addr = 0, + .platform_data = &rb91x_at803x_data, + }, +}; + +static void __init rb711gr100_init_partitions(const struct rb_info *info) +{ + rb711gr100_spi_partitions[0].size = info->hard_cfg_offs; + rb711gr100_spi_partitions[1].offset = info->hard_cfg_offs; + + rb711gr100_spi_partitions[3].offset = info->soft_cfg_offs; +} + +void __init rb711gr100_wlan_init(void) +{ + char *caldata; + u8 wlan_mac[ETH_ALEN]; + + caldata = rb_get_wlan_data(); + if (caldata == NULL) + return; + + ath79_init_mac(wlan_mac, ath79_mac_base, 1); + ath79_register_wmac(caldata + 0x1000, wlan_mac); + + kfree(caldata); +} + +#define RB_BOARD_INFO(_name, _flags) \ + { \ + .name = (_name), \ + .flags = (_flags), \ + } + +static const struct rb_board_info rb711gr100_boards[] __initconst = { + RB_BOARD_INFO("911G-2HPnD", 0), + RB_BOARD_INFO("911G-5HPnD", 0), + RB_BOARD_INFO("912UAG-2HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE), + RB_BOARD_INFO("912UAG-5HPnD", RB91X_FLAG_USB | RB91X_FLAG_PCIE), +}; + +static u32 rb711gr100_get_flags(const struct rb_info *info) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(rb711gr100_boards); i++) { + const struct rb_board_info *bi; + + bi = &rb711gr100_boards[i]; + if (strcmp(info->board_name, bi->name) == 0) + return bi->flags; + } + + return 0; +} + +static void __init rb711gr100_setup(void) +{ + const struct rb_info *info; + char buf[64]; + u32 flags; + + info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000); + if (!info) + return; + + scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s", + (info->board_name) ? info->board_name : ""); + mips_set_machine_name(buf); + + rb711gr100_init_partitions(info); + ath79_register_spi(&rb711gr100_spi_data, rb711gr100_spi_info, + ARRAY_SIZE(rb711gr100_spi_info)); + + ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 | + AR934X_ETH_CFG_RXD_DELAY | + AR934X_ETH_CFG_SW_ONLY_MODE); + + ath79_register_mdio(0, 0x0); + + mdiobus_register_board_info(rb91x_mdio0_info, + ARRAY_SIZE(rb91x_mdio0_info)); + + ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0); + ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; + ath79_eth0_data.phy_mask = BIT(0); + ath79_eth0_pll_data.pll_1000 = 0x02000000; + + ath79_register_eth(0); + + rb711gr100_wlan_init(); + + platform_device_register_data(NULL, "rb91x-nand", -1, + &rb711gr100_nand_data, + sizeof(rb711gr100_nand_data)); + + platform_device_register_data(NULL, "gpio-latch", -1, + &rb711gr100_gpio_latch_data, + sizeof(rb711gr100_gpio_latch_data)); + + ath79_register_leds_gpio(-1, ARRAY_SIZE(rb711gr100_leds), + rb711gr100_leds); + + flags = rb711gr100_get_flags(info); + + if (flags & RB91X_FLAG_USB) + ath79_register_usb(); + + if (flags & RB91X_FLAG_PCIE) + ath79_register_pci(); + +} + +MIPS_MACHINE_NONAME(ATH79_MACH_RB_711GR100, "711Gr100", rb711gr100_setup); |