diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-rb922.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-rb922.c | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb922.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb922.c deleted file mode 100644 index 1c1cae1e76..0000000000 --- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb922.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * MikroTik RouterBOARD 92X support - * - * Copyright (C) 2015 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. - */ - -#include <linux/version.h> -#include <linux/phy.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/ath9k_platform.h> -#include <linux/mtd/mtd.h> -#if LINUX_VERSION_CODE < KERNEL_VERSION(4,14,0) -#include <linux/mtd/nand.h> -#else -#include <linux/mtd/rawnand.h> -#endif -#include <linux/mtd/partitions.h> -#include <linux/spi/spi.h> -#include <linux/spi/flash.h> -#include <linux/routerboot.h> -#include <linux/gpio.h> -#include <linux/platform_data/phy-at803x.h> -#include <linux/version.h> - -#include <asm/prom.h> -#include <asm/mach-ath79/ath79.h> -#include <asm/mach-ath79/ar71xx_regs.h> - -#include "common.h" -#include "dev-gpio-buttons.h" -#include "dev-eth.h" -#include "dev-leds-gpio.h" -#include "dev-m25p80.h" -#include "dev-nfc.h" -#include "dev-usb.h" -#include "dev-spi.h" -#include "machtypes.h" -#include "pci.h" -#include "routerboot.h" - -#define RB922_GPIO_LED_USR 12 -#define RB922_GPIO_USB_POWER 13 -#define RB922_GPIO_FAN_CTRL 14 -#define RB922_GPIO_BTN_RESET 20 -#define RB922_GPIO_NAND_NCE 23 - -#define RB92X_FLAG_USB BIT(0) -#define RB92X_FLAG_USB_POWER BIT(1) -#define RB92X_FLAG_PCIE BIT(2) - -#define RB922_PHY_ADDR 4 - -#define RB922_KEYS_POLL_INTERVAL 20 /* msecs */ -#define RB922_KEYS_DEBOUNCE_INTERVAL (3 * RB922_KEYS_POLL_INTERVAL) - -#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 - -struct rb_board_info { - const char *name; - u32 flags; -}; - -static struct mtd_partition rb922gs_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 void __init rb922gs_init_partitions(const struct rb_info *info) -{ - rb922gs_spi_partitions[0].size = info->hard_cfg_offs; - rb922gs_spi_partitions[1].offset = info->hard_cfg_offs; - rb922gs_spi_partitions[3].offset = info->soft_cfg_offs; -} - -static struct mtd_partition rb922gs_nand_partitions[] = { - { - .name = "booter", - .offset = 0, - .size = (256 * 1024), - .mask_flags = MTD_WRITEABLE, - }, - { - .name = "kernel", - .offset = (256 * 1024), - .size = (4 * 1024 * 1024) - (256 * 1024), - }, - { - .name = "ubi", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct flash_platform_data rb922gs_spi_flash_data = { - .parts = rb922gs_spi_partitions, - .nr_parts = ARRAY_SIZE(rb922gs_spi_partitions), -}; - -static struct gpio_led rb922gs_leds[] __initdata = { - { - .name = "rb:green:user", - .gpio = RB922_GPIO_LED_USR, - .active_low = 1, - }, -}; - -static struct gpio_keys_button rb922gs_gpio_keys[] __initdata = { - { - .desc = "Reset button", - .type = EV_KEY, - .code = KEY_RESTART, - .debounce_interval = RB922_KEYS_DEBOUNCE_INTERVAL, - .gpio = RB922_GPIO_BTN_RESET, - .active_low = 1, - }, -}; - -static struct at803x_platform_data rb922gs_at803x_data = { - .disable_smarteee = 1, -}; - -static struct mdio_board_info rb922gs_mdio0_info[] = { - { - .bus_id = "ag71xx-mdio.0", - .mdio_addr = RB922_PHY_ADDR, - .platform_data = &rb922gs_at803x_data, - }, -}; - - - -static void rb922gs_nand_select_chip(int chip_no) -{ - switch (chip_no) { - case 0: - gpio_set_value(RB922_GPIO_NAND_NCE, 0); - break; - default: - gpio_set_value(RB922_GPIO_NAND_NCE, 1); - break; - } - ndelay(500); -} - -#if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) -static struct nand_ecclayout rb922gs_nand_ecclayout = { - .eccbytes = 6, - .eccpos = { 8, 9, 10, 13, 14, 15 }, - .oobavail = 9, - .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } } -}; - -#else - -static int rb922gs_ooblayout_ecc(struct mtd_info *mtd, int section, - struct mtd_oob_region *oobregion) -{ - switch (section) { - case 0: - oobregion->offset = 8; - oobregion->length = 3; - return 0; - case 1: - oobregion->offset = 13; - oobregion->length = 3; - return 0; - default: - return -ERANGE; - } -} - -static int rb922gs_ooblayout_free(struct mtd_info *mtd, int section, - struct mtd_oob_region *oobregion) -{ - switch (section) { - case 0: - oobregion->offset = 0; - oobregion->length = 4; - return 0; - case 1: - oobregion->offset = 4; - oobregion->length = 1; - return 0; - case 2: - oobregion->offset = 6; - oobregion->length = 2; - return 0; - case 3: - oobregion->offset = 11; - oobregion->length = 2; - return 0; - default: - return -ERANGE; - } -} - -static const struct mtd_ooblayout_ops rb922gs_nand_ecclayout_ops = { - .ecc = rb922gs_ooblayout_ecc, - .free = rb922gs_ooblayout_free, -}; -#endif /* < 4.6 */ - -static int rb922gs_nand_scan_fixup(struct mtd_info *mtd) -{ -#if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) - struct nand_chip *chip = mtd->priv; -#else - struct nand_chip *chip = mtd_to_nand(mtd); -#endif /* < 4.6.0 */ - - if (mtd->writesize == 512) { - /* - * Use the OLD Yaffs-1 OOB layout, otherwise RouterBoot - * will not be able to find the kernel that we load. - */ -#if LINUX_VERSION_CODE < KERNEL_VERSION(4,6,0) - chip->ecc.layout = &rb922gs_nand_ecclayout; -#else - mtd_set_ooblayout(mtd, &rb922gs_nand_ecclayout_ops); -#endif - } - - chip->options = NAND_NO_SUBPAGE_WRITE; - - return 0; -} - -static void __init rb922gs_nand_init(void) -{ - gpio_request_one(RB922_GPIO_NAND_NCE, GPIOF_OUT_INIT_HIGH, "NAND nCE"); - - ath79_nfc_set_scan_fixup(rb922gs_nand_scan_fixup); - ath79_nfc_set_parts(rb922gs_nand_partitions, - ARRAY_SIZE(rb922gs_nand_partitions)); - ath79_nfc_set_select_chip(rb922gs_nand_select_chip); - ath79_nfc_set_swap_dma(true); - ath79_register_nfc(); -} - -#define RB_BOARD_INFO(_name, _flags) \ - { \ - .name = (_name), \ - .flags = (_flags), \ - } - -static const struct rb_board_info rb92x_boards[] __initconst = { - RB_BOARD_INFO("921GS-5HPacD r2", RB92X_FLAG_PCIE), - RB_BOARD_INFO("922UAGS-5HPacD", RB92X_FLAG_USB | RB92X_FLAG_USB_POWER | RB92X_FLAG_PCIE), -}; - -static u32 rb92x_get_flags(const struct rb_info *info) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(rb92x_boards); i++) { - const struct rb_board_info *bi; - - bi = &rb92x_boards[i]; - if (strcmp(info->board_name, bi->name) == 0) - return bi->flags; - } - - return 0; -} - -static void __init rb922gs_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); - - rb922gs_init_partitions(info); - ath79_register_m25p80(&rb922gs_spi_flash_data); - - rb922gs_nand_init(); - - ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN); - - ath79_register_mdio(0, 0x0); - - mdiobus_register_board_info(rb922gs_mdio0_info, - ARRAY_SIZE(rb922gs_mdio0_info)); - - ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0); - ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev; - ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII; - ath79_eth0_data.phy_mask = BIT(RB922_PHY_ADDR); - if (strcmp(info->board_name, "921GS-5HPacD r2") == 0 || - strcmp(info->board_name, "922UAGS-5HPacD") == 0) - { - ath79_eth0_pll_data.pll_10 = 0xa0001313; - ath79_eth0_pll_data.pll_100 = 0xa0000101; - ath79_eth0_pll_data.pll_1000 = 0x8f000000; - } - else { - ath79_eth0_pll_data.pll_10 = 0x81001313; - ath79_eth0_pll_data.pll_100 = 0x81000101; - ath79_eth0_pll_data.pll_1000 = 0x8f000000; - } - - ath79_register_eth(0); - - flags = rb92x_get_flags(info); - - if (flags & RB92X_FLAG_USB) - ath79_register_usb(); - - if (flags & RB92X_FLAG_USB_POWER) - gpio_request_one(RB922_GPIO_USB_POWER, GPIOF_OUT_INIT_LOW | - GPIOF_EXPORT_DIR_FIXED, "USB power"); - - if (flags & RB92X_FLAG_PCIE) - ath79_register_pci(); - - ath79_register_leds_gpio(-1, ARRAY_SIZE(rb922gs_leds), rb922gs_leds); - ath79_register_gpio_keys_polled(-1, RB922_KEYS_POLL_INTERVAL, - ARRAY_SIZE(rb922gs_gpio_keys), - rb922gs_gpio_keys); - - /* NOTE: - * This only supports the RB911G-5HPacD board for now. For other boards - * more devices must be registered based on the hardware options which - * can be found in the hardware configuration of RouterBOOT. - */ -} - -MIPS_MACHINE_NONAME(ATH79_MACH_RB_922GS, "922gs", rb922gs_setup); |