diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c new file mode 100644 index 0000000..afd5608 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb2011.c @@ -0,0 +1,338 @@ +/* + * 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 = "rootfs", + .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); |