/* * MikroTik RouterBOARD 750/750GL support * * Copyright (C) 2010-2012 Gabor Juhos * * 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 #include #include #include #include #include #include #include #include #include #include #include #include "common.h" #include "dev-ap9x-pci.h" #include "dev-usb.h" #include "dev-eth.h" #include "machtypes.h" #include "routerboot.h" static struct rb750_led_data rb750_leds[] = { { .name = "rb750:green:act", .mask = RB750_LED_ACT, .active_low = 1, }, { .name = "rb750:green:port1", .mask = RB750_LED_PORT5, .active_low = 1, }, { .name = "rb750:green:port2", .mask = RB750_LED_PORT4, .active_low = 1, }, { .name = "rb750:green:port3", .mask = RB750_LED_PORT3, .active_low = 1, }, { .name = "rb750:green:port4", .mask = RB750_LED_PORT2, .active_low = 1, }, { .name = "rb750:green:port5", .mask = RB750_LED_PORT1, .active_low = 1, } }; static struct rb750_led_data rb750gr3_leds[] = { { .name = "rb750:green:act", .mask = RB7XX_LED_ACT, .active_low = 1, }, }; static struct rb750_led_platform_data rb750_leds_data; static struct platform_device rb750_leds_device = { .name = "leds-rb750", .dev = { .platform_data = &rb750_leds_data, } }; static struct rb7xx_nand_platform_data rb750_nand_data; static struct platform_device rb750_nand_device = { .name = "rb750-nand", .id = -1, .dev = { .platform_data = &rb750_nand_data, } }; static void rb750_latch_change(u32 mask_clr, u32 mask_set) { static DEFINE_SPINLOCK(lock); static u32 latch_set = RB750_LED_BITS | RB750_LVC573_LE; static u32 latch_oe; static u32 latch_clr; unsigned long flags; u32 t; spin_lock_irqsave(&lock, flags); if ((mask_clr & BIT(31)) != 0 && (latch_set & RB750_LVC573_LE) == 0) { goto unlock; } latch_set = (latch_set | mask_set) & ~mask_clr; latch_clr = (latch_clr | mask_clr) & ~mask_set; if (latch_oe == 0) latch_oe = __raw_readl(ath79_gpio_base + AR71XX_GPIO_REG_OE); if (likely(latch_set & RB750_LVC573_LE)) { void __iomem *base = ath79_gpio_base; t = __raw_readl(base + AR71XX_GPIO_REG_OE); t |= mask_clr | latch_oe | mask_set; __raw_writel(t, base + AR71XX_GPIO_REG_OE); __raw_writel(latch_clr, base + AR71XX_GPIO_REG_CLEAR); __raw_writel(latch_set, base + AR71XX_GPIO_REG_SET); } else if (mask_clr & RB750_LVC573_LE) { void __iomem *base = ath79_gpio_base; latch_oe = __raw_readl(base + AR71XX_GPIO_REG_OE); __raw_writel(RB750_LVC573_LE, base + AR71XX_GPIO_REG_CLEAR); /* flush write */ __raw_readl(base + AR71XX_GPIO_REG_CLEAR); } unlock: spin_unlock_irqrestore(&lock, flags); } static void rb750_nand_enable_pins(void) { rb750_latch_change(RB750_LVC573_LE, 0); ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE, AR724X_GPIO_FUNC_SPI_EN); } static void rb750_nand_disable_pins(void) { ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN, AR724X_GPIO_FUNC_JTAG_DISABLE); rb750_latch_change(0, RB750_LVC573_LE); } static void __init rb750_setup(void) { ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN | AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN | AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN | AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN | AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN); ath79_init_mac(ath79_eth0_data.mac_addr, ath79_mac_base, 0); ath79_init_mac(ath79_eth1_data.mac_addr, ath79_mac_base, 1); ath79_register_mdio(0, 0x0); /* LAN ports */ ath79_register_eth(1); /* WAN port */ ath79_register_eth(0); rb750_leds_data.num_leds = ARRAY_SIZE(rb750_leds); rb750_leds_data.leds = rb750_leds; rb750_leds_data.latch_change = rb750_latch_change; platform_device_register(&rb750_leds_device); rb750_nand_data.nce_line = RB750_NAND_NCE; rb750_nand_data.enable_pins = rb750_nand_enable_pins; rb750_nand_data.disable_pins = rb750_nand_disable_pins; rb750_nand_data.latch_change = rb750_latch_change; platform_device_register(&rb750_nand_device); } MIPS_MACHINE(ATH79_MACH_RB_750, "750i", "MikroTik RouterBOARD 750", rb750_setup); static struct ar8327_pad_cfg rb750gr3_ar8327_pad0_cfg = { .mode = AR8327_PAD_MAC_RGMII, .txclk_delay_en = true, .rxclk_delay_en = true, .txclk_delay_sel = AR8327_CLK_DELAY_SEL1, .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2, }; static struct ar8327_platform_data rb750gr3_ar8327_data = { .pad0_cfg = &rb750gr3_ar8327_pad0_cfg, .port0_cfg = { .force_link = 1, .speed = AR8327_PORT_SPEED_1000, .duplex = 1, .txpause = 1, .rxpause = 1, } }; static struct mdio_board_info rb750g3_mdio_info[] = { { .bus_id = "ag71xx-mdio.0", .phy_addr = 0, .platform_data = &rb750gr3_ar8327_data, }, }; static void rb750gr3_nand_enable_pins(void) { ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE, AR724X_GPIO_FUNC_SPI_EN | AR724X_GPIO_FUNC_SPI_CS_EN2); } static void rb750gr3_nand_disable_pins(void) { ath79_gpio_function_setup(AR724X_GPIO_FUNC_SPI_EN | AR724X_GPIO_FUNC_SPI_CS_EN2, AR724X_GPIO_FUNC_JTAG_DISABLE); } static void rb750gr3_latch_change(u32 mask_clr, u32 mask_set) { static DEFINE_SPINLOCK(lock); static u32 latch_set = RB7XX_LED_ACT; static u32 latch_clr; void __iomem *base = ath79_gpio_base; unsigned long flags; u32 t; spin_lock_irqsave(&lock, flags); latch_set = (latch_set | mask_set) & ~mask_clr; latch_clr = (latch_clr | mask_clr) & ~mask_set; mask_set = latch_set & (RB7XX_USB_POWERON | RB7XX_MONITOR); mask_clr = latch_clr & (RB7XX_USB_POWERON | RB7XX_MONITOR); if ((latch_set ^ RB7XX_LED_ACT) & RB7XX_LED_ACT) { /* enable output mode */ t = __raw_readl(base + AR71XX_GPIO_REG_OE); t |= RB7XX_LED_ACT; __raw_writel(t, base + AR71XX_GPIO_REG_OE); mask_clr |= RB7XX_LED_ACT; } else { /* disable output mode */ t = __raw_readl(base + AR71XX_GPIO_REG_OE); t &= ~RB7XX_LED_ACT; __raw_writel(t, base + AR71XX_GPIO_REG_OE); } __raw_writel(mask_set, base + AR71XX_GPIO_REG_SET); __raw_writel(mask_clr, base + AR71XX_GPIO_REG_CLEAR); spin_unlock_irqrestore(&lock, flags); } static void __init rb750gr3_setup(void) { ath79_register_mdio(0, 0x0); mdiobus_register_board_info(rb750g3_mdio_info, ARRAY_SIZE(rb750g3_mdio_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 = 0x62000000; ath79_register_eth(0); rb750_leds_data.num_leds = ARRAY_SIZE(rb750gr3_leds); rb750_leds_data.leds = rb750gr3_leds; rb750_leds_data.latch_change = rb750gr3_latch_change; platform_device_register(&rb750_leds_device); rb750_nand_data.nce_line = RB7XX_NAND_NCE; rb750_nand_data.enable_pins = rb750gr3_nand_enable_pins; rb750_nand_data.disable_pins = rb750gr3_nand_disable_pins; rb750_nand_data.latch_change = rb750gr3_latch_change; platform_device_register(&rb750_nand_device); } MIPS_MACHINE(ATH79_MACH_RB_750G_R3, "750Gr3", "MikroTik RouterBOARD 750GL", rb750gr3_setup); #define RB751_HARDCONFIG 0x1f00b000 #define RB751_HARDCONFIG_SIZE 0x1000 static void __init rb751_wlan_setup(void) { u8 *hardconfig = (u8 *) KSEG1ADDR(RB751_HARDCONFIG); struct ath9k_platform_data *wmac_data; u16 tag_len; u8 *tag; u16 mac_len; u8 *mac; int err; wmac_data = ap9x_pci_get_wmac_data(0); if (!wmac_data) { pr_err("rb75x: unable to get address of wlan data\n"); return; } ap9x_pci_setup_wmac_led_pin(0, 9); err = routerboot_find_tag(hardconfig, RB751_HARDCONFIG_SIZE, RB_ID_WLAN_DATA, &tag, &tag_len); if (err) { pr_err("rb75x: no calibration data found\n"); return; } err = rle_decode(tag, tag_len, (unsigned char *) wmac_data->eeprom_data, sizeof(wmac_data->eeprom_data), NULL, NULL); if (err) { pr_err("rb75x: unable to decode wlan eeprom data\n"); return; } err = routerboot_find_tag(hardconfig, RB751_HARDCONFIG_SIZE, RB_ID_MAC_ADDRESS_PACK, &mac, &mac_len); if (err) { pr_err("rb75x: no mac address found\n"); return; } ap91_pci_init(NULL, mac); } static void __init rb751_setup(void) { rb750_setup(); ath79_register_usb(); rb751_wlan_setup(); } MIPS_MACHINE(ATH79_MACH_RB_751, "751", "MikroTik RouterBOARD 751", rb751_setup); static void __init rb751g_setup(void) { rb750gr3_setup(); ath79_register_usb(); rb751_wlan_setup(); } MIPS_MACHINE(ATH79_MACH_RB_751G, "751g", "MikroTik RouterBOARD 751G", rb751g_setup);