4 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/dts/ast2500-evb.dts b/arch/arm/dts/ast2500-evb.dts
index d481eadfeb0..9a5037deca2 100644
--- a/arch/arm/dts/ast2500-evb.dts
+++ b/arch/arm/dts/ast2500-evb.dts
@@ -129,3 +129,8 @@
                 reg = <0x4d>;
         };
 };
+
+&sgpio {
+	status = "okay";
+	ngpios = <80>;
+};
diff --git a/arch/arm/dts/ast2500.dtsi b/arch/arm/dts/ast2500.dtsi
index 320d2e5340a..d677705fe85 100644
--- a/arch/arm/dts/ast2500.dtsi
+++ b/arch/arm/dts/ast2500.dtsi
@@ -255,6 +255,21 @@
 				interrupt-controller;
 			};
 
+			sgpio: sgpio@1e780200 {
+				compatible = "aspeed,ast2500-sgpio";
+				reg = <0x1e780200 0x100>;
+				interrupts = <40>;
+				clocks = <&scu ASPEED_CLK_APB>;
+				#gpio-cells = <2>;
+				gpio-controller;
+				#interrupt-cells = <2>;
+				interrupt-controller;
+				bus-frequency = <1000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm_default>;
+				status = "disabled";
+			};
+
 			timer: timer@1e782000 {
 				/* This timer is a Faraday FTTMR010 derivative */
 				compatible = "aspeed,ast2400-timer";
@@ -1445,4 +1460,9 @@
 		function = "WDTRST2";
 		groups = "WDTRST2";
 	};
+
+	pinctrl_sgpm_default: sgpm_default {
+		function = "SGPM";
+		groups = "SGPM";
+	};
 };
diff --git a/arch/arm/dts/ast2600-evb.dts b/arch/arm/dts/ast2600-evb.dts
index 9aac0e26f28..570ba61965a 100644
--- a/arch/arm/dts/ast2600-evb.dts
+++ b/arch/arm/dts/ast2600-evb.dts
@@ -266,3 +266,13 @@
 	bootph-all;
 	status = "okay";
 };
+
+&sgpiom0 {
+	status = "okay";
+	ngpios = <128>;
+};
+
+&sgpiom1 {
+	status = "okay";
+	ngpios = <80>;
+};
diff --git a/arch/arm/dts/ast2600.dtsi b/arch/arm/dts/ast2600.dtsi
index 43db80edfe5..cb8ce8b6b6f 100644
--- a/arch/arm/dts/ast2600.dtsi
+++ b/arch/arm/dts/ast2600.dtsi
@@ -501,6 +501,36 @@
 				ngpios = <208>;
 			};
 
+			sgpiom0: sgpiom@1e780500 {
+				compatible = "aspeed,ast2600-sgpiom";
+				reg = <0x1e780500 0x100>;
+				interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&scu ASPEED_CLK_APB2>;
+				#gpio-cells = <2>;
+				gpio-controller;
+				#interrupt-cells = <2>;
+				interrupt-controller;
+				bus-frequency = <1000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm1_default>;
+				status = "disabled";
+			};
+
+			sgpiom1: sgpiom@1e780600 {
+				compatible = "aspeed,ast2600-sgpiom";
+				reg = <0x1e780600 0x100>;
+				interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&scu ASPEED_CLK_APB2>;
+				#gpio-cells = <2>;
+				gpio-controller;
+				#interrupt-cells = <2>;
+				interrupt-controller;
+				bus-frequency = <12000000>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&pinctrl_sgpm2_default>;
+				status = "disabled";
+			};
+
 			gpio1: gpio@1e780800 {
 				compatible = "aspeed,ast2600-gpio";
 				reg = <0x1e780800 0x800>;
@@ -2167,4 +2197,14 @@
 		function = "PCIE1RC";
 		groups = "PCIE1RC";
 	};
+
+	pinctrl_sgpm1_default: sgpm1_default {
+		function = "SGPM1";
+		groups = "SGPM1";
+	};
+
+	pinctrl_sgpm2_default: sgpm2_default {
+		function = "SGPM2";
+		groups = "SGPM2";
+	};
 };