linux-kernel - Re: [PATCH v6 11/12] arm64: dts: qcom: add PMP8074 DTSI

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Message-ID: <93926f8a-6c40-a953-0435-34fc1b9ae120@linaro.org>
Date:   Wed, 6 Jul 2022 10:13:27 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Robert Marko <robimarko@...il.com>, agross@...nel.org,
        bjorn.andersson@...aro.org, konrad.dybcio@...ainline.org,
        lee.jones@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, linus.walleij@...aro.org,
        lgirdwood@...il.com, broonie@...nel.org, jic23@...nel.org,
        lars@...afoo.de, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-iio@...r.kernel.org
Subject: Re: [PATCH v6 11/12] arm64: dts: qcom: add PMP8074 DTSI

On 04/07/2022 23:24, Robert Marko wrote:
> PMP8074 is a companion PMIC to the Qualcomm IPQ8074 series that is
> controlled via SPMI.
> 
> Add DTSI for it providing GPIO, regulator and RTC support.
> 
> RTC is disabled by default as there is no built-in battery so it will
> loose time unless board vendor added a battery, so make it optional.
> 
> Signed-off-by: Robert Marko <robimarko@...il.com>
> ---
> Changes in v6:
> * Add RTC and GPIO nodes
> 
> Changes in v5:
> * Remove #address-cells and #size-cells as they are not required for
> regulator subnodes
> ---
>  arch/arm64/boot/dts/qcom/pmp8074.dtsi | 125 ++++++++++++++++++++++++++
>  1 file changed, 125 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/pmp8074.dtsi
> 
> diff --git a/arch/arm64/boot/dts/qcom/pmp8074.dtsi b/arch/arm64/boot/dts/qcom/pmp8074.dtsi
> new file mode 100644
> index 000000000000..a3b395e4d78f
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/pmp8074.dtsi
> @@ -0,0 +1,125 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +
> +#include <dt-bindings/spmi/spmi.h>
> +#include <dt-bindings/iio/qcom,spmi-vadc.h>
> +
> +&spmi_bus {
> +	pmic@0 {
> +		compatible = "qcom,pmp8074", "qcom,spmi-pmic";
> +		reg = <0x0 SPMI_USID>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		pmp8074_adc: adc@...0 {
> +			compatible = "qcom,spmi-adc-rev2";
> +			reg = <0x3100>;
> +			interrupts = <0x0 0x31 0x0 IRQ_TYPE_EDGE_RISING>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			#io-channel-cells = <1>;
> +
> +			ref_gnd@0 {

Don't use underscores in node names, unless something depends on this.



Best regards,
Krzysztof