From: Billy Tsai <billy_tsai@aspeedtech.com>
Date: Tue, 8 Mar 2022 03:04:07 +0000 (+0800)
Subject: ARM: dts: ast2600: Add PWM to device tree
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=5b66ebb4e97eb2d9f15db6b32602905cf6cdd033;p=u-boot.git

ARM: dts: ast2600: Add PWM to device tree

Add the PWM node and enable it for AST2600 EVB

Signed-off-by: Billy Tsai <billy_tsai@aspeedtech.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>
---

diff --git a/arch/arm/dts/ast2600-evb.dts b/arch/arm/dts/ast2600-evb.dts
index c17988ec3c..0d65054313 100644
--- a/arch/arm/dts/ast2600-evb.dts
+++ b/arch/arm/dts/ast2600-evb.dts
@@ -37,6 +37,26 @@
 	};
 };
 
+&pwm {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm0_default
+			&pinctrl_pwm1_default
+			&pinctrl_pwm2_default
+			&pinctrl_pwm3_default
+			&pinctrl_pwm4_default
+			&pinctrl_pwm5_default
+			&pinctrl_pwm6_default
+			&pinctrl_pwm7_default
+			&pinctrl_pwm8g1_default
+			&pinctrl_pwm9g1_default
+			&pinctrl_pwm10g1_default
+			&pinctrl_pwm11g1_default
+			&pinctrl_pwm12g1_default
+			&pinctrl_pwm13g1_default
+			&pinctrl_pwm14g1_default>;
+};
+
 &uart5 {
 	u-boot,dm-pre-reloc;
 	status = "okay";
diff --git a/arch/arm/dts/ast2600.dtsi b/arch/arm/dts/ast2600.dtsi
index ce006a3759..64074309b7 100644
--- a/arch/arm/dts/ast2600.dtsi
+++ b/arch/arm/dts/ast2600.dtsi
@@ -113,6 +113,21 @@
 			reg = < 0x1e600000 0x100>;
 		};
 
+		pwm_tach: pwm_tach@1e610000 {
+			compatible = "aspeed,ast2600-pwm-tach", "simple-mfd", "syscon";
+			reg = <0x1e610000 0x100>;
+			clocks = <&scu ASPEED_CLK_AHB>;
+			resets = <&rst ASPEED_RESET_PWM>;
+
+			pwm: pwm {
+				compatible = "aspeed,ast2600-pwm";
+				#pwm-cells = <3>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "disabled";
+			};
+		};
+
 		fmc: flash-controller@1e620000 {
 			reg = < 0x1e620000 0xc4
 				0x20000000 0x10000000 >;