ar71xx: WNR1000v2: enable control of all LEDs and buttons
authorJohn Crispin <john@openwrt.org>
Wed, 23 Mar 2016 12:52:35 +0000 (12:52 +0000)
committerJohn Crispin <john@openwrt.org>
Wed, 23 Mar 2016 12:52:35 +0000 (12:52 +0000)
This patch provides full GPIO support for WNR1000v2 (LEDs and buttons).
It exposes all LEDs to operating system, including Ethernet ones.

Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
SVN-Revision: 49076

target/linux/ar71xx/base-files/etc/board.d/01_leds
target/linux/ar71xx/files/arch/mips/ath79/mach-wnr2000-v3.c

index cfe5f1d..4537046 100755 (executable)
@@ -686,6 +686,7 @@ wlae-ag300n)
        ucidef_set_led_netdev "wireless" "WIRELESS" "buffalo:green:wireless" "wlan0"
        ;;
 
+wnr1000-v2 |\
 wnr2000-v3)
        ucidef_set_led_netdev "wan-amber" "WAN (amber)" "netgear:amber:wan" "eth0"
        ucidef_set_led_default "wan-green" "WAN (green)" "netgear:green:wan" "0"
index b1b0394..8f585fb 100644 (file)
 #define WNR612V2_GPIO_WMAC_LED_WLAN_GREEN      1
 #define WNR612V2_GPIO_WMAC_BTN_RESET           7
 
-#define WNR1000V2_GPIO_LED_PWR_AMBER   1
-#define WNR1000V2_GPIO_LED_PWR_GREEN   11
+/* WNR1000v2 - connected through AR7240 */
+#define WNR1000V2_GPIO_LED_WAN_AMBER   0
+#define WNR1000V2_GPIO_LED_TEST_AMBER  1
+#define WNR1000V2_GPIO_LED_LAN1_AMBER  6 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
+#define WNR1000V2_GPIO_LED_LAN2_AMBER  7 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
+#define WNR1000V2_GPIO_LED_LAN3_AMBER  8 /* AR724X_GPIO_FUNC_JTAG_DISABLE */
+#define WNR1000V2_GPIO_LED_POWER_GREEN 11
+#define WNR1000V2_GPIO_LED_LAN4_AMBER  12
+#define WNR1000V2_GPIO_LED_LAN1_GREEN  13 /* AR724X_..._ETH_SWITCH_LED0 */
+#define WNR1000V2_GPIO_LED_LAN2_GREEN  14 /* AR724X_..._ETH_SWITCH_LED1 */
+#define WNR1000V2_GPIO_LED_LAN3_GREEN  15 /* AR724X_..._ETH_SWITCH_LED2 */
+#define WNR1000V2_GPIO_LED_LAN4_GREEN  16 /* AR724X_..._ETH_SWITCH_LED3 */
+#define WNR1000V2_GPIO_LED_WAN_GREEN   17 /* AR724X_..._ETH_SWITCH_LED4 */
+
+/* WNR1000v2 - connected through AR9285 */
+#define WNR1000V2_GPIO_WMAC_LED_WLAN_BLUE      1
+#define WNR1000V2_GPIO_WMAC_LED_WPS_GREEN      5
+#define WNR1000V2_GPIO_WMAC_BTN_WPS            6
+#define WNR1000V2_GPIO_WMAC_BTN_RESET          7
+#define WNR1000V2_GPIO_WMAC_BTN_RFKILL         8
 
 /* Connected through AR7240 */
 #define WPN824N_GPIO_LED_WAN_AMBER     0
@@ -155,6 +173,7 @@ static struct gpio_led wnr2000v3_wmac_leds_gpio[] = {
        }
 };
 
+/* Blue WLAN LED for: WNR2000v3, WNR1000v2 */
 static const char *wnr2000v3_wmac_led_name = "netgear:blue:wlan";
 
 static struct gpio_led wnr612v2_leds_gpio[] __initdata = {
@@ -181,12 +200,60 @@ static const char *wnr612v2_wmac_led_name = "netgear:green:wlan";
 
 static struct gpio_led wnr1000v2_leds_gpio[] __initdata = {
        {
+               .name           = "netgear:amber:lan1",
+               .gpio           = WNR1000V2_GPIO_LED_LAN1_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:amber:lan2",
+               .gpio           = WNR1000V2_GPIO_LED_LAN2_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:amber:lan3",
+               .gpio           = WNR1000V2_GPIO_LED_LAN3_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:amber:lan4",
+               .gpio           = WNR1000V2_GPIO_LED_LAN4_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:amber:test",
+               .gpio           = WNR1000V2_GPIO_LED_TEST_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:amber:wan",
+               .gpio           = WNR1000V2_GPIO_LED_WAN_AMBER,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan1",
+               .gpio           = WNR1000V2_GPIO_LED_LAN1_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan2",
+               .gpio           = WNR1000V2_GPIO_LED_LAN2_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan3",
+               .gpio           = WNR1000V2_GPIO_LED_LAN3_GREEN,
+               .active_low     = 1,
+       }, {
+               .name           = "netgear:green:lan4",
+               .gpio           = WNR1000V2_GPIO_LED_LAN4_GREEN,
+               .active_low     = 1,
+       }, {
                .name           = "netgear:green:power",
-               .gpio           = WNR1000V2_GPIO_LED_PWR_GREEN,
+               .gpio           = WNR1000V2_GPIO_LED_POWER_GREEN,
                .active_low     = 1,
        }, {
-               .name           = "netgear:amber:power",
-               .gpio           = WNR1000V2_GPIO_LED_PWR_AMBER,
+               .name           = "netgear:green:wan",
+               .gpio           = WNR1000V2_GPIO_LED_WAN_GREEN,
+               .active_low     = 1,
+       }
+};
+
+static struct gpio_led wnr1000v2_wmac_leds_gpio[] = {
+       {
+               .name           = "netgear:green:wps",
+               .gpio           = WNR1000V2_GPIO_WMAC_LED_WPS_GREEN,
                .active_low     = 1,
        }
 };
@@ -303,6 +370,31 @@ static struct gpio_keys_button wnr612v2_wmac_keys_gpio[] = {
        }
 };
 
+static struct gpio_keys_button wnr1000v2_wmac_keys_gpio[] = {
+       {
+               .desc           = "reset",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = WNR1000V2_GPIO_WMAC_BTN_RESET,
+               .active_low     = 1,
+       }, {
+               .desc           = "rfkill",
+               .type           = EV_KEY,
+               .code           = KEY_RFKILL,
+               .debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = WNR1000V2_GPIO_WMAC_BTN_RFKILL,
+               .active_low     = 1,
+       }, {
+               .desc           = "wps",
+               .type           = EV_KEY,
+               .code           = KEY_WPS_BUTTON,
+               .debounce_interval = WNR2000V3_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = WNR1000V2_GPIO_WMAC_BTN_WPS,
+               .active_low     = 1,
+       }
+};
+
 /*
  * For WNR2000v3 ART flash area used for WLAN MAC is usually empty (0xff)
  * so ath9k driver uses random MAC instead each time module is loaded.
@@ -455,6 +547,25 @@ static void __init wnr1000v2_setup(void)
 {
        u8 wlan_mac_addr[6];
 
+       /*
+        * Disable JTAG and CLKs. Allow OS to control all link LEDs.
+        * Note: U-Boot for WNR1000v2 sets undocumented bit 15 but
+        * we leave it for now.
+        */
+       ath79_gpio_function_setup(AR724X_GPIO_FUNC_JTAG_DISABLE |
+                                 AR724X_GPIO_FUNC_UART_EN,
+                                 AR724X_GPIO_FUNC_CLK_OBS1_EN |
+                                 AR724X_GPIO_FUNC_CLK_OBS2_EN |
+                                 AR724X_GPIO_FUNC_CLK_OBS3_EN |
+                                 AR724X_GPIO_FUNC_CLK_OBS4_EN |
+                                 AR724X_GPIO_FUNC_CLK_OBS5_EN |
+                                 AR724X_GPIO_FUNC_GE0_MII_CLK_EN |
+                                 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);
+
        wnr_get_wmac(wlan_mac_addr, WNR2000V3_MAC0_OFFSET,
                     WNR2000V3_MAC1_OFFSET, WNR2000V3_WMAC_OFFSET);
 
@@ -462,6 +573,17 @@ static void __init wnr1000v2_setup(void)
 
        ath79_register_leds_gpio(-1, ARRAY_SIZE(wnr1000v2_leds_gpio),
                                 wnr1000v2_leds_gpio);
+
+       ap9x_pci_setup_wmac_led_pin(0, WNR1000V2_GPIO_WMAC_LED_WLAN_BLUE);
+       ap9x_pci_setup_wmac_led_name(0, wnr2000v3_wmac_led_name);
+
+       ap9x_pci_setup_wmac_leds(0, wnr1000v2_wmac_leds_gpio,
+                                ARRAY_SIZE(wnr1000v2_wmac_leds_gpio));
+
+       /* All 3 buttons are connected to wireless chip */
+       ap9x_pci_setup_wmac_btns(0, wnr1000v2_wmac_keys_gpio,
+                                ARRAY_SIZE(wnr1000v2_wmac_keys_gpio),
+                                WNR2000V3_KEYS_POLL_INTERVAL);
 }
 
 MIPS_MACHINE(ATH79_MACH_WNR1000_V2, "WNR1000V2", "NETGEAR WNR1000 V2", wnr1000v2_setup);