[PATCH linux dev-4.10] ARM: dts: aspeed: P8: Add checkstop gpio key

[Lei YU]

The checkstop gpio key is missing in P8 systems.
Define the checkstop gpio key for Barreleye, Firestone, Garrison,
Palmetto so they can use it for checkstop monitor.

Signed-off-by: Lei YU <mine260309 at gmail.com>
---
 arch/arm/boot/dts/aspeed-bmc-opp-barreleye.dts | 10 ++++++++++
 arch/arm/boot/dts/aspeed-bmc-opp-firestone.dts | 10 ++++++++++
 arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts  | 10 ++++++++++
 arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts  | 10 ++++++++++
 4 files changed, 40 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-barreleye.dts b/arch/arm/boot/dts/aspeed-bmc-opp-barreleye.dts
index 6e70ca5..026cda5 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-barreleye.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-barreleye.dts
@@ -54,6 +54,16 @@
 			default-state = "keep";
 		};
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		checkstop {
+			label = "checkstop";
+			gpios = <&gpio ASPEED_GPIO(P, 5) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(P, 5)>;
+		};
+	};
 };
 
 &fmc {
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-firestone.dts b/arch/arm/boot/dts/aspeed-bmc-opp-firestone.dts
index 93ad3ea..fb7d5f9 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-firestone.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-firestone.dts
@@ -43,6 +43,16 @@
 			gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		checkstop {
+			label = "checkstop";
+			gpios = <&gpio ASPEED_GPIO(H, 0) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(H, 0)>;
+		};
+	};
 };
 
 &fmc {
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts b/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
index 95552c8..a2906ccd 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-garrison.dts
@@ -26,6 +26,16 @@
 			reg = <0x5f000000 0x01000000>; /* 16MB */
 		};
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		checkstop {
+			label = "checkstop";
+			gpios = <&gpio ASPEED_GPIO(H, 0) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(H, 0)>;
+		};
+	};
 };
 
 &fmc {
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
index ab3fee6..8ba7d05 100644
--- a/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts
@@ -58,6 +58,16 @@
 		enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
 		trans-gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_HIGH>;
 	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		checkstop {
+			label = "checkstop";
+			gpios = <&gpio ASPEED_GPIO(P, 5) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(P, 5)>;
+		};
+	};
 };
 
 &fmc {
-- 
1.9.1