[PATCH 03/11] riscv: dts: sophgo: sg2044: Add GPIO device

[Inochi Amaoto]

The GPIO controller is a standard Synopsys IP, which is already
supported by the kernel.

Add GPIO DT node for SG2044 SoC.

Signed-off-by: Inochi Amaoto <inochiama at gmail.com>
---
 arch/riscv/boot/dts/sophgo/sg2044.dtsi | 70 ++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2044.dtsi b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
index d21a59948186..70d1096f959f 100644
--- a/arch/riscv/boot/dts/sophgo/sg2044.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2044.dtsi
@@ -6,6 +6,7 @@
 #include <dt-bindings/clock/sophgo,sg2044-pll.h>
 #include <dt-bindings/clock/sophgo,sg2044-clk.h>
 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
 
 #include "sg2044-cpus.dtsi"
 #include "sg2044-reset.h"
@@ -90,6 +91,75 @@ uart3: serial at 7030003000 {
 			status = "disabled";
 		};
 
+		gpio0: gpio at 7040009000 {
+			compatible = "snps,dw-apb-gpio";
+			reg = <0x70 0x40009000 0x0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clk CLK_GATE_APB_GPIO>,
+				 <&clk CLK_GATE_GPIO_DB>;
+			clock-names = "bus", "db";
+			resets = <&rst RST_GPIO0>;
+
+			porta: gpio-controller at 0 {
+				compatible = "snps,dw-apb-gpio-port";
+				reg = <0>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				ngpios = <32>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				interrupt-parent = <&intc>;
+				interrupts = <26 IRQ_TYPE_LEVEL_HIGH>;
+			};
+		};
+
+		gpio1: gpio at 704000a000 {
+			compatible = "snps,dw-apb-gpio";
+			reg = <0x70 0x4000a000 0x0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clk CLK_GATE_APB_GPIO>,
+				 <&clk CLK_GATE_GPIO_DB>;
+			clock-names = "bus", "db";
+			resets = <&rst RST_GPIO1>;
+
+			portb: gpio-controller at 0 {
+				compatible = "snps,dw-apb-gpio-port";
+				reg = <0>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				ngpios = <32>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				interrupt-parent = <&intc>;
+				interrupts = <27 IRQ_TYPE_LEVEL_HIGH>;
+			};
+		};
+
+		gpio2: gpio at 704000b000 {
+			compatible = "snps,dw-apb-gpio";
+			reg = <0x70 0x4000b000 0x0 0x1000>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&clk CLK_GATE_APB_GPIO>,
+				 <&clk CLK_GATE_GPIO_DB>;
+			clock-names = "bus", "db";
+			resets = <&rst RST_GPIO2>;
+
+			portc: gpio-controller at 0 {
+				compatible = "snps,dw-apb-gpio-port";
+				reg = <0>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				ngpios = <32>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				interrupt-parent = <&intc>;
+				interrupts = <28 IRQ_TYPE_LEVEL_HIGH>;
+			};
+		};
+
 		syscon: syscon at 7050000000 {
 			compatible = "sophgo,sg2044-top-syscon", "syscon";
 			reg = <0x70 0x50000000 0x0 0x1000>;
-- 
2.49.0