linux-kernel - Re: [PATCH v2] mips: dts: ingenic: x1000: Add PWM device tree node

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Date:   Tue, 12 Apr 2022 02:50:13 +0800
From:   Zhou Yanjie <zhouyanjie@...yeetech.com>
To:     Aidan MacDonald <aidanmacdonald.0x0@...il.com>, robh+dt@...nel.org,
        krzk+dt@...nel.org
Cc:     paul@...pouillou.net, linux-mips@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] mips: dts: ingenic: x1000: Add PWM device tree node

Hi Aidan,

On 2022/4/11 下午11:53, Aidan MacDonald wrote:
> Copied from the jz4740 devicetree and trimmed to 5 timers, which
> is what the hardware supports.
>
> Signed-off-by: Aidan MacDonald <aidanmacdonald.0x0@...il.com>


Tested-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@...yeetech.com>


> ---
> v2: Reduce regmap length since only the first 5 timers need to be accessed,
>      and don't wrap the clock-names at 80 columns.
>
>   arch/mips/boot/dts/ingenic/x1000.dtsi | 12 ++++++++++++
>   1 file changed, 12 insertions(+)
>
> diff --git a/arch/mips/boot/dts/ingenic/x1000.dtsi b/arch/mips/boot/dts/ingenic/x1000.dtsi
> index 8bd27edef216..c2cdbf947264 100644
> --- a/arch/mips/boot/dts/ingenic/x1000.dtsi
> +++ b/arch/mips/boot/dts/ingenic/x1000.dtsi
> @@ -127,6 +127,18 @@ wdt: watchdog@0 {
>   			clocks = <&tcu TCU_CLK_WDT>;
>   			clock-names = "wdt";
>   		};
> +
> +		pwm: pwm@40 {
> +			compatible = "ingenic,x1000-pwm";
> +			reg = <0x40 0x50>;
> +
> +			#pwm-cells = <3>;
> +
> +			clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>,
> +				 <&tcu TCU_CLK_TIMER2>, <&tcu TCU_CLK_TIMER3>,
> +				 <&tcu TCU_CLK_TIMER4>;
> +			clock-names = "timer0", "timer1", "timer2", "timer3", "timer4";
> +		};
>   	};
>   
>   	rtc: rtc@...03000 {