[PATCH v7 3/3] riscv: sophgo: dts: add pwm controller for SG2042 SoC

Chen Wang
2025-02-05T07:01:43Z

From: Chen Wang <unicorn_wang@outlook.com>

SG2042 has one PWM controller, which has 4 pwm output channels.

Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
---
arch/riscv/boot/dts/sophgo/sg2042.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/riscv/boot/dts/sophgo/sg2042.dtsi b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
index e62ac51ac55a..4449c762d663 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042.dtsi
@@ -165,6 +165,15 @@ port2a: gpio-controller@0 {
};
};

+ pwm: pwm@703000c000 {
+ compatible = "sophgo,sg2042-pwm";
+ reg = <0x70 0x3000c000 0x0 0x20>;
+ #pwm-cells = <3>;
+ clocks = <&clkgen GATE_CLK_APB_PWM>;
+ clock-names = "apb";
+ resets = <&rstgen RST_PWM>;
+ };
+
pllclk: clock-controller@70300100c0 {
compatible = "sophgo,sg2042-pll";
reg = <0x70 0x300100c0 0x0 0x40>;
--
2.34.1