linux: ar71xx: add support for Mikrotik Routerboard RB493G

[openwrt/openwrt.git] / target / linux / ar71xx / files / arch / mips / ar71xx / mach-rb4xx.c

diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c
index 8694211d9eedb2d374cda9213f848214a73a1798..88e29c080cd775acf679693c31de0c290f7197cd 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/mach-rb4xx.c
@@ -11,6 +11,7 @@
 
 #include <linux/platform_device.h>
 #include <linux/irq.h>
+#include <linux/mdio-gpio.h>
 #include <linux/mmc/host.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
@@ -38,7 +39,8 @@
 #define RB4XX_GPIO_CPLD_LED4   (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED4)
 #define RB4XX_GPIO_CPLD_LED5   (RB4XX_GPIO_CPLD_BASE + CPLD_GPIO_nLED5)
 
-#define RB4XX_BUTTONS_POLL_INTERVAL    20
+#define RB4XX_KEYS_POLL_INTERVAL       20      /* msecs */
+#define RB4XX_KEYS_DEBOUNCE_INTERVAL   (3 * RB4XX_KEYS_POLL_INTERVAL)
 
 static struct gpio_led rb4xx_leds_gpio[] __initdata = {
        {
@@ -68,12 +70,12 @@ static struct gpio_led rb4xx_leds_gpio[] __initdata = {
        },
 };
 
-static struct gpio_button rb4xx_gpio_buttons[] __initdata = {
+static struct gpio_keys_button rb4xx_gpio_keys[] __initdata = {
        {
                .desc           = "reset_switch",
                .type           = EV_KEY,
                .code           = KEY_RESTART,
-               .threshold      = 3,
+               .debounce_interval = RB4XX_KEYS_DEBOUNCE_INTERVAL,
                .gpio           = RB4XX_GPIO_RESET_SWITCH,
                .active_low     = 1,
        }
@@ -138,9 +140,9 @@ static struct mtd_partition rb4xx_partitions[] = {
 #endif /* CONFIG_MTD_PARTITIONS */
 
 static struct flash_platform_data rb4xx_flash_data = {
-       .type   = "pm25lv512",
-        .parts = rb4xx_partitions,
-        .nr_parts = rb4xx_num_partitions,
+       .type           = "pm25lv512",
+       .parts          = rb4xx_partitions,
+       .nr_parts       = rb4xx_num_partitions,
 };
 
 static struct rb4xx_cpld_platform_data rb4xx_cpld_data = {
@@ -196,14 +198,14 @@ static struct platform_device rb4xx_spi_device = {
 static void __init rb4xx_generic_setup(void)
 {
        ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
-                                   AR71XX_GPIO_FUNC_SPI_CS2_EN);
+                                       AR71XX_GPIO_FUNC_SPI_CS2_EN);
 
        ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
                                        rb4xx_leds_gpio);
 
-       ar71xx_add_device_gpio_buttons(-1, RB4XX_BUTTONS_POLL_INTERVAL,
-                                       ARRAY_SIZE(rb4xx_gpio_buttons),
-                                       rb4xx_gpio_buttons);
+       ar71xx_register_gpio_keys_polled(-1, RB4XX_KEYS_POLL_INTERVAL,
+                                        ARRAY_SIZE(rb4xx_gpio_keys),
+                                        rb4xx_gpio_keys);
 
        spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
        platform_device_register(&rb4xx_spi_device);
@@ -287,11 +289,13 @@ static void __init rb450_generic_setup(int gige)
        ar71xx_add_device_mdio(~RB450_MDIO_PHYMASK);
 
        ar71xx_init_mac(ar71xx_eth0_data.mac_addr, ar71xx_mac_base, 1);
-       ar71xx_eth0_data.phy_if_mode = (gige) ? PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
+       ar71xx_eth0_data.phy_if_mode = (gige) ?
+               PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_MII;
        ar71xx_eth0_data.phy_mask = RB450_LAN_PHYMASK;
 
        ar71xx_init_mac(ar71xx_eth1_data.mac_addr, ar71xx_mac_base, 0);
-       ar71xx_eth1_data.phy_if_mode = (gige) ? PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_RMII;
+       ar71xx_eth1_data.phy_if_mode = (gige) ?
+               PHY_INTERFACE_MODE_RGMII : PHY_INTERFACE_MODE_RMII;
        ar71xx_eth1_data.phy_mask = RB450_WAN_PHYMASK;
 
        ar71xx_add_device_eth(1);
@@ -339,3 +343,64 @@ static void __init rb493_setup(void)
 
 MIPS_MACHINE(AR71XX_MACH_RB_493, "493", "MikroTik RouterBOARD 493/AH",
             rb493_setup);
+
+#define RB493G_GPIO_MDIO_MDC           7
+#define RB493G_GPIO_MDIO_DATA          8
+
+#define RB493G_MDIO_PHYMASK            BIT(0)
+
+static struct mdio_gpio_platform_data rb493g_mdio_data = {
+       .mdc            = RB493G_GPIO_MDIO_MDC,
+       .mdio           = RB493G_GPIO_MDIO_DATA,
+
+       .phy_mask       = ~RB493G_MDIO_PHYMASK,
+};
+
+static struct platform_device rb493g_mdio_device = {
+       .name           = "mdio-gpio",
+       .id             = -1,
+       .dev            = {
+               .platform_data  = &rb493g_mdio_data,
+       },
+};
+
+static void __init rb493g_setup(void)
+{
+       ar71xx_gpio_function_enable(AR71XX_GPIO_FUNC_SPI_CS1_EN |
+                                   AR71XX_GPIO_FUNC_SPI_CS2_EN);
+
+       ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(rb4xx_leds_gpio),
+                                   rb4xx_leds_gpio);
+
+       spi_register_board_info(rb4xx_spi_info, ARRAY_SIZE(rb4xx_spi_info));
+       platform_device_register(&rb4xx_spi_device);
+       platform_device_register(&rb4xx_nand_device);
+
+       ar71xx_add_device_mdio(~RB493G_MDIO_PHYMASK);
+
+       ar71xx_init_mac(ar71xx_eth0_data.mac_addr, ar71xx_mac_base, 0);
+       ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ar71xx_eth0_data.phy_mask = RB493G_MDIO_PHYMASK;
+       ar71xx_eth0_data.speed = SPEED_1000;
+       ar71xx_eth0_data.duplex = DUPLEX_FULL;
+
+       ar71xx_init_mac(ar71xx_eth1_data.mac_addr, ar71xx_mac_base, 1);
+       ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ar71xx_eth1_data.mii_bus_dev = &rb493g_mdio_device.dev;
+       ar71xx_eth1_data.phy_mask = RB493G_MDIO_PHYMASK;
+       ar71xx_eth1_data.speed = SPEED_1000;
+       ar71xx_eth1_data.duplex = DUPLEX_FULL;
+
+
+       platform_device_register(&rb493g_mdio_device);
+
+       ar71xx_add_device_eth(1);
+       ar71xx_add_device_eth(0);
+
+       ar71xx_add_device_usb();
+
+       ar71xx_pci_init(ARRAY_SIZE(rb4xx_pci_irqs), rb4xx_pci_irqs);
+}
+
+MIPS_MACHINE(AR71XX_MACH_RB_493G, "493G", "MikroTik RouterBOARD 493G",
+            rb493g_setup);