oxnas: also make use of the GPIO poweroff driver

Works great to power-off the kd20 ;)

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

SVN-Revision: 43677

target/linux/oxnas/config-3.14

@@ -280,6 +280,10 @@ CONFIG_PM=y
 CONFIG_PM_CLK=y
 # CONFIG_PM_DEBUG is not set
 CONFIG_PM_RUNTIME=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_GPIO=y
+# CONFIG_POWER_RESET_VEXPRESS is not set
+CONFIG_POWER_SUPPLY=y
 CONFIG_PPS=y
 # CONFIG_PREEMPT_RCU is not set
 CONFIG_PRINTK_TIME=y

target/linux/oxnas/config-3.18

@@ -293,6 +293,10 @@ CONFIG_PM=y
 CONFIG_PM_CLK=y
 # CONFIG_PM_DEBUG is not set
 CONFIG_PM_RUNTIME=y
+CONFIG_POWER_RESET=y
+CONFIG_POWER_RESET_GPIO=y
+# CONFIG_POWER_RESET_VEXPRESS is not set
+CONFIG_POWER_SUPPLY=y
 CONFIG_PPS=y
 # CONFIG_PREEMPT_RCU is not set
 CONFIG_PRINTK_TIME=y

target/linux/oxnas/files/arch/arm/boot/dts/ox820-kd20.dts

@@ -137,4 +137,9 @@
 		compatible = "gpio-fan";
 		gpios = <&GPIOA 2 1>;
 	};
+
+	gpio-poweroff {
+		compatible = "gpio-poweroff";
+		gpios = <&GPIOA 9 0>;
+	};
 };