ar71xx: add support for green LAN LEDS for wnr2000-v4

Signed-off-by: Michael J. Bazzinotti <mbazzinotti@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@45637 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v4.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v4.c
index 6718b16..80044f4 100644 (file)
--- a/target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v4.c
+++ b/target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v4.c
@@ -33,10 +33,14 @@
 #define WNR2000V4_GPIO_LED_WAN_GREEN   17
 #define WNR2000V4_GPIO_LED_WPS 2
 #define WNR2000V4_GPIO_LED_WLAN 12
-#define WNR2000V4_GPIO_LED_LAN1 18
-#define WNR2000V4_GPIO_LED_LAN2 19
-#define WNR2000V4_GPIO_LED_LAN3 20
-#define WNR2000V4_GPIO_LED_LAN4 21
+#define WNR2000V4_GPIO_LED_LAN1_GREEN  13
+#define WNR2000V4_GPIO_LED_LAN2_GREEN  14
+#define WNR2000V4_GPIO_LED_LAN3_GREEN  15
+#define WNR2000V4_GPIO_LED_LAN4_GREEN  16
+#define WNR2000V4_GPIO_LED_LAN1_AMBER  18
+#define WNR2000V4_GPIO_LED_LAN2_AMBER  19
+#define WNR2000V4_GPIO_LED_LAN3_AMBER  20
+#define WNR2000V4_GPIO_LED_LAN4_AMBER  21
 #define STATUS_LED_GPIO         1
 #define WNR2000V4_GPIO_LED_PWR_GREEN    0
 
@@ -76,21 +80,39 @@ static struct gpio_led wnr2000v4_leds_gpio[] __initdata = {
                .gpio           = WNR2000V4_GPIO_LED_WLAN,
                .active_low     = 1,
        },
+       /* LAN LEDS */
+       {
+               .name           = "netgear:green:lan1",
+               .gpio           = WNR2000V4_GPIO_LED_LAN1_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan2",
+               .gpio           = WNR2000V4_GPIO_LED_LAN2_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan3",
+               .gpio           = WNR2000V4_GPIO_LED_LAN3_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan4",
+               .gpio           = WNR2000V4_GPIO_LED_LAN4_GREEN,
+               .active_low     = 1,
+       },
        {
                .name           = "netgear:amber:lan1",
-               .gpio           = WNR2000V4_GPIO_LED_LAN1,
+               .gpio           = WNR2000V4_GPIO_LED_LAN1_AMBER,
                .active_low     = 1,
        }, {
                .name           = "netgear:amber:lan2",
-               .gpio           = WNR2000V4_GPIO_LED_LAN2,
+               .gpio           = WNR2000V4_GPIO_LED_LAN2_AMBER,
                .active_low     = 1,
        }, {
                .name           = "netgear:amber:lan3",
-               .gpio           = WNR2000V4_GPIO_LED_LAN3,
+               .gpio           = WNR2000V4_GPIO_LED_LAN3_AMBER,
                .active_low     = 1,
        }, {
                .name           = "netgear:amber:lan4",
-               .gpio           = WNR2000V4_GPIO_LED_LAN4,
+               .gpio           = WNR2000V4_GPIO_LED_LAN4_AMBER,
                .active_low     = 1,
        }
 };
@@ -155,8 +177,18 @@ static void __init wnr_common_setup(void)
 
 static void __init wnr2000v4_setup(void)
 {
+       int i;
+
        wnr_common_setup();
 
+       /* Ensure no LED has an internal MUX signal, otherwise
+       control of LED could be lost... This is especially important
+       for most green LEDS (Eth,WAN).. who arrive in this function with
+       MUX signals set. */
+       for (i = 0; i < ARRAY_SIZE(wnr2000v4_leds_gpio); i++)
+               ath79_gpio_output_select(wnr2000v4_leds_gpio[i].gpio,
+                                       AR934X_GPIO_OUT_GPIO);
+
        ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr2000v4_leds_gpio),
                                 wnr2000v4_leds_gpio);