MIPS: BCM47XX: Fix button inversion for Asus WL-500W

The Asus WL-500W buttons are active high, but the software treats them
as active low. Fix the inverted logic.

Fixes: 3be972556fa1 ("MIPS: BCM47XX: Import buttons database from OpenWrt")
Signed-off-by: Mirko Parthey <mirko.parthey@web.de>
Acked-by: Rafał Miłecki <rafal@milecki.pl>
Cc: Hauke Mehrtens <hauke@hauke-m.de>
Cc: linux-mips@linux-mips.org
Cc: <stable@vger.kernel.org> # 3.14.x-
Patchwork: https://patchwork.linux-mips.org/patch/15295/
Signed-off-by: James Hogan <james.hogan@imgtec.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/arch/mips/bcm47xx/buttons.c b/arch/mips/bcm47xx/buttons.c
index 7d582275908c..8a760d801895 100644
--- a/arch/mips/bcm47xx/buttons.c
+++ b/arch/mips/bcm47xx/buttons.c
@@ -17,6 +17,12 @@
                 .active_low     = 1,                                    \
         }
 
+#define BCM47XX_GPIO_KEY_H(_gpio, _code)                                \
+        {                                                               \
+                .code           = _code,                                \
+                .gpio           = _gpio,                                \
+        }
+
 /* Asus */
 
 static const struct gpio_keys_button
@@ -79,8 +85,8 @@ bcm47xx_buttons_asus_wl500gpv2[] __initconst = {
 
 static const struct gpio_keys_button
 bcm47xx_buttons_asus_wl500w[] __initconst = {
-        BCM47XX_GPIO_KEY(6, KEY_RESTART),
-        BCM47XX_GPIO_KEY(7, KEY_WPS_BUTTON),
+        BCM47XX_GPIO_KEY_H(6, KEY_RESTART),
+        BCM47XX_GPIO_KEY_H(7, KEY_WPS_BUTTON),
 };
 
 static const struct gpio_keys_button