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- /*
- * MikroTik RouterBOARD 2011 support
- *
- * Copyright (C) 2012 Stijn Tintel <stijn@linux-ipv6.be>
- * Copyright (C) 2012 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) "rb2011: " fmt
- #include <linux/phy.h>
- #include <linux/delay.h>
- #include <linux/platform_device.h>
- #include <linux/ath9k_platform.h>
- #include <linux/ar8216_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/flash.h>
- #include <linux/routerboot.h>
- #include <linux/gpio.h>
- #include <asm/prom.h>
- #include <asm/mach-ath79/ath79.h>
- #include <asm/mach-ath79/ar71xx_regs.h>
- #include "common.h"
- #include "dev-eth.h"
- #include "dev-m25p80.h"
- #include "dev-nfc.h"
- #include "dev-usb.h"
- #include "dev-wmac.h"
- #include "machtypes.h"
- #include "routerboot.h"
- #define RB2011_GPIO_NAND_NCE 14
- #define RB2011_GPIO_SFP_LOS 21
- #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 RB_ART_SIZE 0x10000
- #define RB2011_FLAG_SFP BIT(0)
- #define RB2011_FLAG_USB BIT(1)
- #define RB2011_FLAG_WLAN BIT(2)
- static struct mtd_partition rb2011_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 rb2011_init_partitions(const struct rb_info *info)
- {
- rb2011_spi_partitions[0].size = info->hard_cfg_offs;
- rb2011_spi_partitions[1].offset = info->hard_cfg_offs;
- rb2011_spi_partitions[3].offset = info->soft_cfg_offs;
- }
- static struct mtd_partition rb2011_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 rb2011_spi_flash_data = {
- .parts = rb2011_spi_partitions,
- .nr_parts = ARRAY_SIZE(rb2011_spi_partitions),
- };
- static struct ar8327_pad_cfg rb2011_ar8327_pad0_cfg = {
- .mode = AR8327_PAD_MAC_RGMII,
- .txclk_delay_en = true,
- .rxclk_delay_en = true,
- .txclk_delay_sel = AR8327_CLK_DELAY_SEL3,
- .rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
- };
- static struct ar8327_pad_cfg rb2011_ar8327_pad6_cfg;
- static struct ar8327_sgmii_cfg rb2011_ar8327_sgmii_cfg;
- static struct ar8327_led_cfg rb2011_ar8327_led_cfg = {
- .led_ctrl0 = 0xc731c731,
- .led_ctrl1 = 0x00000000,
- .led_ctrl2 = 0x00000000,
- .led_ctrl3 = 0x0030c300,
- .open_drain = false,
- };
- static const struct ar8327_led_info rb2011_ar8327_leds[] __initconst = {
- AR8327_LED_INFO(PHY0_0, HW, "rb:green:eth1"),
- AR8327_LED_INFO(PHY1_0, HW, "rb:green:eth2"),
- AR8327_LED_INFO(PHY2_0, HW, "rb:green:eth3"),
- AR8327_LED_INFO(PHY3_0, HW, "rb:green:eth4"),
- AR8327_LED_INFO(PHY4_0, HW, "rb:green:eth5"),
- AR8327_LED_INFO(PHY0_1, SW, "rb:green:eth6"),
- AR8327_LED_INFO(PHY1_1, SW, "rb:green:eth7"),
- AR8327_LED_INFO(PHY2_1, SW, "rb:green:eth8"),
- AR8327_LED_INFO(PHY3_1, SW, "rb:green:eth9"),
- AR8327_LED_INFO(PHY4_1, SW, "rb:green:eth10"),
- AR8327_LED_INFO(PHY4_2, SW, "rb:green:usr"),
- };
- static struct ar8327_platform_data rb2011_ar8327_data = {
- .pad0_cfg = &rb2011_ar8327_pad0_cfg,
- .port0_cfg = {
- .force_link = 1,
- .speed = AR8327_PORT_SPEED_1000,
- .duplex = 1,
- .txpause = 1,
- .rxpause = 1,
- },
- .led_cfg = &rb2011_ar8327_led_cfg,
- .num_leds = ARRAY_SIZE(rb2011_ar8327_leds),
- .leds = rb2011_ar8327_leds,
- };
- static struct mdio_board_info rb2011_mdio0_info[] = {
- {
- .bus_id = "ag71xx-mdio.0",
- .phy_addr = 0,
- .platform_data = &rb2011_ar8327_data,
- },
- };
- static void __init rb2011_wlan_init(void)
- {
- char *art_buf;
- u8 wlan_mac[ETH_ALEN];
- art_buf = rb_get_wlan_data();
- if (art_buf == NULL)
- return;
- ath79_init_mac(wlan_mac, ath79_mac_base, 11);
- ath79_register_wmac(art_buf + 0x1000, wlan_mac);
- kfree(art_buf);
- }
- static void rb2011_nand_select_chip(int chip_no)
- {
- switch (chip_no) {
- case 0:
- gpio_set_value(RB2011_GPIO_NAND_NCE, 0);
- break;
- default:
- gpio_set_value(RB2011_GPIO_NAND_NCE, 1);
- break;
- }
- ndelay(500);
- }
- static struct nand_ecclayout rb2011_nand_ecclayout = {
- .eccbytes = 6,
- .eccpos = { 8, 9, 10, 13, 14, 15 },
- .oobavail = 9,
- .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
- };
- static int rb2011_nand_scan_fixup(struct mtd_info *mtd)
- {
- struct nand_chip *chip = mtd->priv;
- if (mtd->writesize == 512) {
- /*
- * Use the OLD Yaffs-1 OOB layout, otherwise RouterBoot
- * will not be able to find the kernel that we load.
- */
- chip->ecc.layout = &rb2011_nand_ecclayout;
- }
- return 0;
- }
- static void __init rb2011_nand_init(void)
- {
- gpio_request_one(RB2011_GPIO_NAND_NCE, GPIOF_OUT_INIT_HIGH, "NAND nCE");
- ath79_nfc_set_scan_fixup(rb2011_nand_scan_fixup);
- ath79_nfc_set_parts(rb2011_nand_partitions,
- ARRAY_SIZE(rb2011_nand_partitions));
- ath79_nfc_set_select_chip(rb2011_nand_select_chip);
- ath79_nfc_set_swap_dma(true);
- ath79_register_nfc();
- }
- static int rb2011_get_port_link(unsigned port)
- {
- if (port != 6)
- return -EINVAL;
- /* The Loss of signal line is active low */
- return !gpio_get_value(RB2011_GPIO_SFP_LOS);
- }
- static void __init rb2011_sfp_init(void)
- {
- gpio_request_one(RB2011_GPIO_SFP_LOS, GPIOF_IN, "SFP LOS");
- rb2011_ar8327_pad6_cfg.mode = AR8327_PAD_MAC_SGMII;
- rb2011_ar8327_data.pad6_cfg = &rb2011_ar8327_pad6_cfg;
- rb2011_ar8327_sgmii_cfg.sgmii_ctrl = 0xc70167d0;
- rb2011_ar8327_sgmii_cfg.serdes_aen = true;
- rb2011_ar8327_data.sgmii_cfg = &rb2011_ar8327_sgmii_cfg;
- rb2011_ar8327_data.port6_cfg.force_link = 1;
- rb2011_ar8327_data.port6_cfg.speed = AR8327_PORT_SPEED_1000;
- rb2011_ar8327_data.port6_cfg.duplex = 1;
- rb2011_ar8327_data.get_port_link = rb2011_get_port_link;
- }
- static int __init rb2011_setup(u32 flags)
- {
- const struct rb_info *info;
- char buf[64];
- info = rb_init_info((void *) KSEG1ADDR(0x1f000000), 0x10000);
- if (!info)
- return -ENODEV;
- scnprintf(buf, sizeof(buf), "Mikrotik RouterBOARD %s",
- (info->board_name) ? info->board_name : "");
- mips_set_machine_name(buf);
- rb2011_init_partitions(info);
- ath79_register_m25p80(&rb2011_spi_flash_data);
- rb2011_nand_init();
- ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
- AR934X_ETH_CFG_SW_ONLY_MODE);
- ath79_register_mdio(1, 0x0);
- ath79_register_mdio(0, 0x0);
- mdiobus_register_board_info(rb2011_mdio0_info,
- ARRAY_SIZE(rb2011_mdio0_info));
- /* GMAC0 is connected to an ar8327 switch */
- 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_data.mii_bus_dev = &ath79_mdio0_device.dev;
- ath79_eth0_pll_data.pll_1000 = 0x06000000;
- ath79_register_eth(0);
- /* GMAC1 is connected to the internal switch */
- ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 5);
- ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
- ath79_eth1_data.speed = SPEED_1000;
- ath79_eth1_data.duplex = DUPLEX_FULL;
- ath79_register_eth(1);
- if (flags & RB2011_FLAG_SFP)
- rb2011_sfp_init();
- if (flags & RB2011_FLAG_WLAN)
- rb2011_wlan_init();
- if (flags & RB2011_FLAG_USB)
- ath79_register_usb();
- return 0;
- }
- static void __init rb2011l_setup(void)
- {
- rb2011_setup(0);
- }
- MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011L, "2011L", rb2011l_setup);
- static void __init rb2011us_setup(void)
- {
- rb2011_setup(RB2011_FLAG_SFP | RB2011_FLAG_USB);
- }
- MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011US, "2011US", rb2011us_setup);
- static void __init rb2011r5_setup(void)
- {
- rb2011_setup(RB2011_FLAG_SFP | RB2011_FLAG_USB | RB2011_FLAG_WLAN);
- }
- MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011R5, "2011r5", rb2011r5_setup);
- static void __init rb2011g_setup(void)
- {
- rb2011_setup(RB2011_FLAG_SFP |
- RB2011_FLAG_USB |
- RB2011_FLAG_WLAN);
- }
- MIPS_MACHINE_NONAME(ATH79_MACH_RB_2011G, "2011G", rb2011g_setup);
|