MIPS: BCM47XX: Add button and led configuration for some Linksys devices

This adds led and button GPIO configuration for Linksys wrt54g3gv2,
wrt54gsv1 and wrtsl54gs. This is based on OpenWrt broadcom-diag code.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Cc: zajec5@gmail.com
Patchwork: https://patchwork.linux-mips.org/patch/6592/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/bcm47xx/buttons.c

@@ -258,6 +258,18 @@ bcm47xx_buttons_linksys_wrt310nv1[] __initconst = {
 	BCM47XX_GPIO_KEY(8, KEY_UNKNOWN),
 };
 
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt54g3gv2[] __initconst = {
+	BCM47XX_GPIO_KEY(5, KEY_WIMAX),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrt54gsv1[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
 static const struct gpio_keys_button
 bcm47xx_buttons_linksys_wrt610nv1[] __initconst = {
 	BCM47XX_GPIO_KEY(6, KEY_RESTART),
@@ -270,6 +282,12 @@ bcm47xx_buttons_linksys_wrt610nv2[] __initconst = {
 	BCM47XX_GPIO_KEY(6, KEY_RESTART),
 };
 
+static const struct gpio_keys_button
+bcm47xx_buttons_linksys_wrtsl54gs[] __initconst = {
+	BCM47XX_GPIO_KEY(4, KEY_WPS_BUTTON),
+	BCM47XX_GPIO_KEY(6, KEY_RESTART),
+};
+
 /* Motorola */
 
 static const struct gpio_keys_button
@@ -479,12 +497,21 @@ int __init bcm47xx_buttons_register(void)
 	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
 		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt310nv1);
 		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt54gsv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G3GV2:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt54g3gv2);
+		break;
 	case BCM47XX_BOARD_LINKSYS_WRT610NV1:
 		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv1);
 		break;
 	case BCM47XX_BOARD_LINKSYS_WRT610NV2:
 		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrt610nv2);
 		break;
+	case BCM47XX_BOARD_LINKSYS_WRTSL54GS:
+		err = bcm47xx_copy_bdata(bcm47xx_buttons_linksys_wrtsl54gs);
+		break;
 
 	case BCM47XX_BOARD_MOTOROLA_WE800G:
 		err = bcm47xx_copy_bdata(bcm47xx_buttons_motorola_we800g);

arch/mips/bcm47xx/leds.c

@@ -291,6 +291,21 @@ bcm47xx_leds_linksys_wrt310nv1[] __initconst = {
 	BCM47XX_GPIO_LED(9, "blue", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
 };
 
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54gsv1[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(5, "white", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "orange", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
+static const struct gpio_led
+bcm47xx_leds_linksys_wrt54g3gv2[] __initconst = {
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "green", "3g", 0, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "blue", "3g", 0, LEDS_GPIO_DEFSTATE_OFF),
+};
+
 static const struct gpio_led
 bcm47xx_leds_linksys_wrt610nv1[] __initconst = {
 	BCM47XX_GPIO_LED(0, "unk", "usb",  1, LEDS_GPIO_DEFSTATE_OFF),
@@ -308,6 +323,15 @@ bcm47xx_leds_linksys_wrt610nv2[] __initconst = {
 	BCM47XX_GPIO_LED(7, "unk", "usb", 0, LEDS_GPIO_DEFSTATE_OFF),
 };
 
+static const struct gpio_led
+bcm47xx_leds_linksys_wrtsl54gs[] __initconst = {
+	BCM47XX_GPIO_LED(0, "unk", "wlan", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(1, "unk", "power", 0, LEDS_GPIO_DEFSTATE_ON),
+	BCM47XX_GPIO_LED(2, "white", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(3, "orange", "wps", 1, LEDS_GPIO_DEFSTATE_OFF),
+	BCM47XX_GPIO_LED(7, "unk", "dmz", 1, LEDS_GPIO_DEFSTATE_OFF),
+};
+
 /* Motorola */
 
 static const struct gpio_led
@@ -502,12 +526,21 @@ void __init bcm47xx_leds_register(void)
 	case BCM47XX_BOARD_LINKSYS_WRT310NV1:
 		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt310nv1);
 		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54gsv1);
+		break;
+	case BCM47XX_BOARD_LINKSYS_WRT54G3GV2:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt54g3gv2);
+		break;
 	case BCM47XX_BOARD_LINKSYS_WRT610NV1:
 		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt610nv1);
 		break;
 	case BCM47XX_BOARD_LINKSYS_WRT610NV2:
 		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrt610nv2);
 		break;
+	case BCM47XX_BOARD_LINKSYS_WRTSL54GS:
+		bcm47xx_set_pdata(bcm47xx_leds_linksys_wrtsl54gs);
+		break;
 
 	case BCM47XX_BOARD_MOTOROLA_WE800G:
 		bcm47xx_set_pdata(bcm47xx_leds_motorola_we800g);