diff mbox series

[v4,3/4] arm64: dts: allwinner: h616: add PWM controller

Message ID 20260305091959.2530374-4-richard.genoud@bootlin.com (mailing list archive)
State New
Headers
Series Introduce Allwinner H616 PWM controller |

Commit Message

Richard Genoud March 5, 2026, 9:19 a.m. UTC 
The H616 has a PWM controller that can provide PWM signals, but also
plain clocks.

Add the PWM controller node and pins in the device tree.

Tested-by: John Stultz <jstultz@google.com>
Signed-off-by: Richard Genoud <richard.genoud@bootlin.com>
---
 .../arm64/boot/dts/allwinner/sun50i-h616.dtsi | 47 +++++++++++++++++++
 1 file changed, 47 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
index 8d1110c14bad..1c7628a6e4bb 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
@@ -236,6 +236,17 @@  watchdog: watchdog@30090a0 {
 			clocks = <&osc24M>;
 		};
 
+		pwm: pwm@300a000 {
+			compatible = "allwinner,sun50i-h616-pwm";
+			reg = <0x0300a000 0x400>;
+			clocks = <&osc24M>, <&ccu CLK_BUS_PWM>;
+			clock-names = "mod", "bus";
+			resets = <&ccu RST_BUS_PWM>;
+			#pwm-cells = <3>;
+			#clock-cells = <1>;
+			status = "disabled";
+		};
+
 		pio: pinctrl@300b000 {
 			compatible = "allwinner,sun50i-h616-pinctrl";
 			reg = <0x0300b000 0x400>;
@@ -340,6 +351,42 @@  nand_rb1_pin: nand-rb1-pin {
 				bias-pull-up;
 			};
 
+			/omit-if-no-ref/
+			pwm0_pin: pwm0-pin {
+				pins = "PD28";
+				function = "pwm0";
+			};
+
+			/omit-if-no-ref/
+			pwm1_pin: pwm1-pin {
+				pins = "PG19";
+				function = "pwm1";
+			};
+
+			/omit-if-no-ref/
+			pwm2_pin: pwm2-pin {
+				pins = "PH2";
+				function = "pwm2";
+			};
+
+			/omit-if-no-ref/
+			pwm3_pin: pwm3-pin {
+				pins = "PH0";
+				function = "pwm3";
+			};
+
+			/omit-if-no-ref/
+			pwm4_pin: pwm4-pin {
+				pins = "PI14";
+				function = "pwm4";
+			};
+
+			/omit-if-no-ref/
+			pwm5_pin: pwm5-pin {
+				pins = "PA12";
+				function = "pwm5";
+			};
+
 			/omit-if-no-ref/
 			spi0_pins: spi0-pins {
 				pins = "PC0", "PC2", "PC4";