[PATCH 1/6] ARM: dts: aspeed: rainier: Add Operator Panel LEDs

[Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>]

These LEDs are on the operator panel and are connected via
a PCA9551 I2C expander.

Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
---
 arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 82 ++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index 21ae880..64d8748 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -122,6 +122,38 @@
 			reg = <3>;
 		};
 	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		/* System ID LED that is at front on Op Panel */
+		front-sys-id0 {
+			retain-state-shutdown;
+			default-state = "keep";
+			gpios = <&pca_oppanel 0 GPIO_ACTIVE_LOW>;
+		};
+
+		/* System Attention Indicator ID LED that is at front on Op Panel */
+		front-check-log0 {
+			retain-state-shutdown;
+			default-state = "keep";
+			gpios = <&pca_oppanel 1 GPIO_ACTIVE_LOW>;
+		};
+
+		/* Enclosure Fault LED that is at front on Op Panel */
+		front-enc-fault1 {
+			retain-state-shutdown;
+			default-state = "keep";
+			gpios = <&pca_oppanel 2 GPIO_ACTIVE_LOW>;
+		};
+
+		/* System PowerOn LED that is at front on Op Panel */
+		front-sys-pwron0 {
+			retain-state-shutdown;
+			default-state = "keep";
+			gpios = <&pca_oppanel 3 GPIO_ACTIVE_LOW>;
+		};
+	};
 };
 
 &ehci1 {
@@ -838,6 +870,56 @@
 		};
 	};
 
+	pca_oppanel: pca9551@60 {
+		compatible = "nxp,pca9551";
+		reg = <0x60>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio@0 {
+			reg = <0>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@1 {
+			reg = <1>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@2 {
+			reg = <2>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@3 {
+			reg = <3>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@4 {
+			reg = <4>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@5 {
+			reg = <5>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@6 {
+			reg = <6>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+
+		gpio@7 {
+			reg = <7>;
+			type = <PCA955X_TYPE_GPIO>;
+		};
+	};
+
 	ibm-panel@62 {
 		compatible = "ibm,op-panel";
 		reg = <(0x62 | I2C_OWN_SLAVE_ADDRESS)>;
-- 
1.8.3.1