linux-kernel - Re: [PATCH v2 3/5] arm64: dts: rockchip: add tsadc node for rk3328 SoC

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Message-ID: <1ea7dab5-95c9-9d5f-5d4e-4c5a7f2a6254@rock-chips.com>
Date:   Fri, 11 Aug 2017 14:38:31 +0800
From:   Caesar Wang <wxt@...k-chips.com>
To:     Rocky Hao <rocky.hao@...k-chips.com>, rui.zhang@...el.com,
        edubezval@...il.com, heiko@...ech.de, robh+dt@...nel.org,
        mark.rutland@....com, catalin.marinas@....com, will.deacon@....com
Cc:     huangtao@...k-chips.com, devicetree@...r.kernel.org,
        linux-pm@...r.kernel.org, shawn.lin@...k-chips.com,
        linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        cl@...k-chips.com, william.wu@...k-chips.com,
        jay.xu@...k-chips.com, xxx@...k-chips.com,
        linux-arm-kernel@...ts.infradead.org, wxt@...k-chips.com
Subject: Re: [PATCH v2 3/5] arm64: dts: rockchip: add tsadc node for rk3328
 SoC

在 2017年08月04日 16:06, Rocky Hao 写道:
> add tsadc needed main information for rk3328 SoC.
> 50000Hz is the max clock rate supported by tsadc module.
>
> Signed-off-by: Rocky Hao <rocky.hao@...k-chips.com>
> ---
> Change in v2:
> - remove gerrit Change-Id
>
>   arch/arm64/boot/dts/rockchip/rk3328.dtsi | 20 ++++++++++++++++++++
>   1 file changed, 20 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
> index db4b2708084d..186fb93fdffd 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi
> @@ -308,6 +308,26 @@
>   		interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
>   	};
>   
> +	tsadc: tsadc@...50000 {
> +		compatible = "rockchip,rk3328-tsadc";
> +		reg = <0x0 0xff250000 0x0 0x100>;
> +		interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH 0>;
> +		rockchip,grf = <&grf>;
> +		clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>;
> +		clock-names = "tsadc", "apb_pclk";
> +		assigned-clocks = <&cru SCLK_TSADC>;
> +		assigned-clock-rates = <50000>;
> +		resets = <&cru SRST_TSADC>;
> +		reset-names = "tsadc-apb";
> +		pinctrl-names = "init", "default", "sleep";
> +		pinctrl-0 = <&otp_gpio>;
> +		pinctrl-1 = <&otp_out>;
> +		pinctrl-2 = <&otp_gpio>;
> +		#thermal-sensor-cells = <1>;

Only one sensor, so maybe the value should be 0.

> +		rockchip,hw-tshut-temp = <100000>;
> +		status = "disabled";
> +	};
> +
>   	saradc: adc@...80000 {
>   		compatible = "rockchip,rk3328-saradc", "rockchip,rk3399-saradc";
>   		reg = <0x0 0xff280000 0x0 0x100>;