+++ /dev/null
-/*
- * 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);
projects / openwrt / staging / wigyori.git / blobdiff