From 935d0cf7fe8377922a3b8407d3b4143a9461869b Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Mon, 19 Mar 2012 15:57:04 +0000 Subject: ar71xx: add initial support for RB750GL git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31025 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../ar71xx/files/arch/mips/ath79/mach-rb750.c | 115 +++++++++++++++++++++ .../arch/mips/include/asm/mach-ath79/mach-rb750.h | 10 ++ 2 files changed, 125 insertions(+) (limited to 'target/linux/ar71xx/files/arch/mips') diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c index 524b385f2d..3187e8f34c 100644 --- a/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c +++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-rb750.c @@ -10,6 +10,8 @@ #include #include +#include +#include #include #include @@ -47,6 +49,14 @@ static struct rb750_led_data rb750_leds[] = { } }; +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", @@ -155,3 +165,108 @@ static void __init rb750_setup(void) 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, + .cpuport_cfg = { + .force_link = 1, + .speed = AR8327_PORT_SPEED_100, + .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_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); diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h index 8d1d22eea7..50d5a20974 100644 --- a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h @@ -50,6 +50,16 @@ #define RB750_LED_BITS (RB750_LED_PORT1 | RB750_LED_PORT2 | RB750_LED_PORT3 | \ RB750_LED_PORT4 | RB750_LED_PORT5 | RB750_LED_ACT) +#define RB7XX_GPIO_NAND_NCE 0 +#define RB7XX_GPIO_MON 9 +#define RB7XX_GPIO_LED_ACT 11 +#define RB7XX_GPIO_USB_POWERON 13 + +#define RB7XX_NAND_NCE BIT(RB7XX_GPIO_NAND_NCE) +#define RB7XX_LED_ACT BIT(RB7XX_GPIO_LED_ACT) +#define RB7XX_MONITOR BIT(RB7XX_GPIO_MON) +#define RB7XX_USB_POWERON BIT(RB7XX_GPIO_USB_POWERON) + struct rb750_led_data { char *name; char *default_trigger; -- cgit v1.2.3