riscv: dts: spacemit: add PWM support for K1 SoC

The SpacemiT K1 SoC features a PWM controller with 20 independent
channels. Add the corresponding 20 PWM nodes to the device tree.

Signed-off-by: Guodong Xu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Yixun Lan <[email protected]>

Author: docularxu

arch/riscv/boot/dts/spacemit/k1.dtsi

@@ -495,6 +495,78 @@
 				      <&pinctrl 3 0 96 32>;
 		};
 
+		pwm0: pwm@d401a000 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401a000 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM0>;
+			resets = <&syscon_apbc RESET_PWM0>;
+			status = "disabled";
+		};
+
+		pwm1: pwm@d401a400 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401a400 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM1>;
+			resets = <&syscon_apbc RESET_PWM1>;
+			status = "disabled";
+		};
+
+		pwm2: pwm@d401a800 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401a800 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM2>;
+			resets = <&syscon_apbc RESET_PWM2>;
+			status = "disabled";
+		};
+
+		pwm3: pwm@d401ac00 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401ac00 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM3>;
+			resets = <&syscon_apbc RESET_PWM3>;
+			status = "disabled";
+		};
+
+		pwm4: pwm@d401b000 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401b000 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM4>;
+			resets = <&syscon_apbc RESET_PWM4>;
+			status = "disabled";
+		};
+
+		pwm5: pwm@d401b400 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401b400 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM5>;
+			resets = <&syscon_apbc RESET_PWM5>;
+			status = "disabled";
+		};
+
+		pwm6: pwm@d401b800 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401b800 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM6>;
+			resets = <&syscon_apbc RESET_PWM6>;
+			status = "disabled";
+		};
+
+		pwm7: pwm@d401bc00 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd401bc00 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM7>;
+			resets = <&syscon_apbc RESET_PWM7>;
+			status = "disabled";
+		};
+
 		pinctrl: pinctrl@d401e000 {
 			compatible = "spacemit,k1-pinctrl";
 			reg = <0x0 0xd401e000 0x0 0x400>;
@@ -503,6 +575,114 @@
 			clock-names = "func", "bus";
 		};
 
+		pwm8: pwm@d4020000 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4020000 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM8>;
+			resets = <&syscon_apbc RESET_PWM8>;
+			status = "disabled";
+		};
+
+		pwm9: pwm@d4020400 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4020400 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM9>;
+			resets = <&syscon_apbc RESET_PWM9>;
+			status = "disabled";
+		};
+
+		pwm10: pwm@d4020800 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4020800 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM10>;
+			resets = <&syscon_apbc RESET_PWM10>;
+			status = "disabled";
+		};
+
+		pwm11: pwm@d4020c00 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4020c00 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM11>;
+			resets = <&syscon_apbc RESET_PWM11>;
+			status = "disabled";
+		};
+
+		pwm12: pwm@d4021000 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4021000 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM12>;
+			resets = <&syscon_apbc RESET_PWM12>;
+			status = "disabled";
+		};
+
+		pwm13: pwm@d4021400 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4021400 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM13>;
+			resets = <&syscon_apbc RESET_PWM13>;
+			status = "disabled";
+		};
+
+		pwm14: pwm@d4021800 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4021800 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM14>;
+			resets = <&syscon_apbc RESET_PWM14>;
+			status = "disabled";
+		};
+
+		pwm15: pwm@d4021c00 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4021c00 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM15>;
+			resets = <&syscon_apbc RESET_PWM15>;
+			status = "disabled";
+		};
+
+		pwm16: pwm@d4022000 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4022000 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM16>;
+			resets = <&syscon_apbc RESET_PWM16>;
+			status = "disabled";
+		};
+
+		pwm17: pwm@d4022400 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4022400 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM17>;
+			resets = <&syscon_apbc RESET_PWM17>;
+			status = "disabled";
+		};
+
+		pwm18: pwm@d4022800 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4022800 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM18>;
+			resets = <&syscon_apbc RESET_PWM18>;
+			status = "disabled";
+		};
+
+		pwm19: pwm@d4022c00 {
+			compatible = "spacemit,k1-pwm", "marvell,pxa910-pwm";
+			reg = <0x0 0xd4022c00 0x0 0x10>;
+			#pwm-cells = <3>;
+			clocks = <&syscon_apbc CLK_PWM19>;
+			resets = <&syscon_apbc RESET_PWM19>;
+			status = "disabled";
+		};
+
 		syscon_mpmu: system-controller@d4050000 {
 			compatible = "spacemit,k1-syscon-mpmu";
 			reg = <0x0 0xd4050000 0x0 0x209c>;