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arm64: dts: exynos: add pwm node for exynosautov9-sadk

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Add pwm node to support fan on exynosautov9-sadk board.
PWM channel 3 of ExynosAutov9 is connected to fan for SoC cooling
in SADK board.

Signed-off-by: Jaewon Kim <jaewon02.kim@samsung.com>
Link: https://lore.kernel.org/r/20230718062200.79306-3-jaewon02.kim@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
This commit is contained in:
Jaewon Kim 2023-07-18 15:22:00 +09:00 committed by Krzysztof Kozlowski
parent 8188b984de
commit 74641f4a79
2 changed files with 17 additions and 0 deletions
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6
arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts
View File

@ -49,6 +49,12 @@ ufs_1_fixed_vcc_reg: regulator-1 {
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm_tout3>;
status = "okay";
};
&serial_0 {
pinctrl-0 = <&uart0_bus_dual>;
status = "okay";

11
arch/arm64/boot/dts/exynos/exynosautov9.dtsi
View File

@ -1560,6 +1560,17 @@ watchdog_cl1: watchdog@10060000 {
samsung,syscon-phandle = <&pmu_system_controller>;
samsung,cluster-index = <1>;
};
pwm: pwm@103f0000 {
compatible = "samsung,exynosautov9-pwm",
"samsung,exynos4210-pwm";
reg = <0x103f0000 0x100>;
samsung,pwm-outputs = <0>, <1>, <2>, <3>;
#pwm-cells = <3>;
clocks = <&xtcxo>;
clock-names = "timers";
status = "disabled";
};
};
};