powerpc/83xx: Add MCU LEDs support for MPC837xRDB and MPC8315RDB boards
There are two front-panel LEDs on MPC837xRDB and MPC8315RDB boards: PWR
and HDD. After adding appropriate nodes we can program these LEDs from
kernel and user space.
Signed-off-by: Anton Vorontsov <avorontsov@mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/boot/dts/mpc8315erdb.dts b/arch/powerpc/boot/dts/mpc8315erdb.dts
index 508b770..4dd08c3 100644
--- a/arch/powerpc/boot/dts/mpc8315erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8315erdb.dts
@@ -463,4 +463,18 @@
0 0x00800000>;
};
};
+
+ leds {
+ compatible = "gpio-leds";
+
+ pwr {
+ gpios = <&mcu_pio 0 0>;
+ default-state = "on";
+ };
+
+ hdd {
+ gpios = <&mcu_pio 1 0>;
+ linux,default-trigger = "ide-disk";
+ };
+ };
};
diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts
index 9e2264b..dbc1b98 100644
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -486,4 +486,18 @@
0 0x00800000>;
};
};
+
+ leds {
+ compatible = "gpio-leds";
+
+ pwr {
+ gpios = <&mcu_pio 0 0>;
+ default-state = "on";
+ };
+
+ hdd {
+ gpios = <&mcu_pio 1 0>;
+ linux,default-trigger = "ide-disk";
+ };
+ };
};
diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts
index 4e6a1a4..3447eb9 100644
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -470,4 +470,18 @@
0 0x00800000>;
};
};
+
+ leds {
+ compatible = "gpio-leds";
+
+ pwr {
+ gpios = <&mcu_pio 0 0>;
+ default-state = "on";
+ };
+
+ hdd {
+ gpios = <&mcu_pio 1 0>;
+ linux,default-trigger = "ide-disk";
+ };
+ };
};
diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts
index 72336d5..15560c6 100644
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -436,4 +436,18 @@
compatible = "fsl,mpc8349-pci";
device_type = "pci";
};
+
+ leds {
+ compatible = "gpio-leds";
+
+ pwr {
+ gpios = <&mcu_pio 0 0>;
+ default-state = "on";
+ };
+
+ hdd {
+ gpios = <&mcu_pio 1 0>;
+ linux,default-trigger = "ide-disk";
+ };
+ };
};