[ARM] Orion5x: add GPIO LED and buttons for wrt350n v2

Signed-off-by: Dirk Teurlings <dirk@upexia.nl>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>

1 files changed, 79 insertions, 0 deletions

diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
index 1b4ad9d5e2eb..cb0feca193d4 100644
--- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c
+++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
@@ -15,6 +15,9 @@
 #include <linux/mtd/physmap.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/ethtool.h>
+#include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
 #include <net/dsa.h>
 #include <asm/mach-types.h>
 #include <asm/gpio.h>
@@ -24,6 +27,80 @@
 #include "common.h"
 #include "mpp.h"
 
+/*
+ * LEDs attached to GPIO
+ */
+static struct gpio_led wrt350n_v2_led_pins[] = {
+        {
+                .name           = "wrt350nv2:green:power",
+                .gpio           = 0,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:security",
+                .gpio           = 1,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:orange:power",
+                .gpio           = 5,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:usb",
+                .gpio           = 6,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:wireless",
+                .gpio           = 7,
+                .active_low     = 1,
+        },
+};
+
+static struct gpio_led_platform_data wrt350n_v2_led_data = {
+        .leds           = wrt350n_v2_led_pins,
+        .num_leds       = ARRAY_SIZE(wrt350n_v2_led_pins),
+};
+
+static struct platform_device wrt350n_v2_leds = {
+        .name   = "leds-gpio",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &wrt350n_v2_led_data,
+        },
+};
+
+/*
+ * Buttons attached to GPIO
+ */
+static struct gpio_keys_button wrt350n_v2_buttons[] = {
+        {
+                .code           = KEY_RESTART,
+                .gpio           = 3,
+                .desc           = "Reset Button",
+                .active_low     = 1,
+        }, {
+                .code           = KEY_WLAN,
+                .gpio           = 2,
+                .desc           = "WPS Button",
+                .active_low     = 1,
+        },
+};
+
+static struct gpio_keys_platform_data wrt350n_v2_button_data = {
+        .buttons        = wrt350n_v2_buttons,
+        .nbuttons       = ARRAY_SIZE(wrt350n_v2_buttons),
+};
+
+static struct platform_device wrt350n_v2_button_device = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .num_resources  = 0,
+        .dev            = {
+                .platform_data  = &wrt350n_v2_button_data,
+        },
+};
+
+/*
+ * General setup
+ */
 static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
         {  0, MPP_GPIO },               /* Power LED green (0=on) */
         {  1, MPP_GPIO },               /* Security LED (0=on) */
@@ -140,6 +217,8 @@ static void __init wrt350n_v2_init(void)
         orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
                                    WRT350N_V2_NOR_BOOT_SIZE);
         platform_device_register(&wrt350n_v2_nor_flash);
+        platform_device_register(&wrt350n_v2_leds);
+        platform_device_register(&wrt350n_v2_button_device);
 }
 
 static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)