linux-kernel - Re: [PATCH v2 3/5] arm64: dts: qcom: Add PM6125 PMIC

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Date:   Mon, 8 Aug 2022 12:17:06 +0300
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Marijn Suijten <marijn.suijten@...ainline.org>,
        phone-devel@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Martin Botka <martin.botka@...ainline.org>,
        Jami Kettunen <jami.kettunen@...ainline.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org
Subject: Re: [PATCH v2 3/5] arm64: dts: qcom: Add PM6125 PMIC

On 05/08/2022 16:57, Marijn Suijten wrote:
> This PMIC is commonly used on boards with an SM6125 SoC and looks very
> similar in layout to the PM6150.
> 
> Downstream declares more nodes to be available, but these have been
> omitted from this patch: the pwm/lpg block is unused on my reference
> device making it impossible to test/validate, and the spmi-clkdiv does
> not have a single device-tree binding using this driver yet, hence
> inclusion is better postponed until ie. audio which uses these clocks is
> brought up.
> 

Thank you for your patch. There is something to discuss/improve.

> +
> +			xo-therm@4c {
> +				reg = <ADC5_XO_THERM_100K_PU>;
> +				qcom,pre-scaling = <1 1>;
> +				qcom,hw-settle-time = <200>;
> +				qcom,ratiometric;
> +			};
> +		};
> +
> +		pm6125_adc_tm: adc-tm@...0 {

Generic node names, so either this is adc or thermal-sensor. Looks like
thermal-sensor.

> +			compatible = "qcom,spmi-adc-tm5";
> +			reg = <0x3500>;
> +			interrupts = <0x0 0x35 0x0 IRQ_TYPE_EDGE_RISING>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			#thermal-sensor-cells = <1>;
> +			status = "disabled";
> +		};
> +
> +		pm6125_rtc: rtc@...0 {
> +			compatible = "qcom,pm8941-rtc";
> +			reg = <0x6000>, <0x6100>;
> +			reg-names = "rtc", "alarm";
> +			interrupts = <0x0 0x61 0x1 IRQ_TYPE_EDGE_RISING>;
> +			status = "disabled";
> +		};
> +
> +		pm6125_gpio: gpios@...0 {

s/gpios/gpio/

> +			compatible = "qcom,pm6125-gpio", "qcom,spmi-gpio";
> +			reg = <0xc000>;
> +			gpio-controller;
> +			gpio-ranges = <&pm6125_gpio 0 0 9>;
> +			#gpio-cells = <2>;
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
> +	};
> +
> +	pmic@1 {
> +		compatible = "qcom,pm6125", "qcom,spmi-pmic";
> +		reg = <0x1 SPMI_USID>;
> +	};
> +};


Best regards,
Krzysztof