linux-kernel - Re: [PATCH v4 6/8] arm64: dts: qcom: sa8295p-adp: add max20411

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Message-ID: <CAA8EJprR74VGm4djFdZvVA8xtqHvbFypwacmxqcMZhOLUo6XSQ@mail.gmail.com>
Date: Fri, 26 Jan 2024 00:29:40 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Bjorn Andersson <quic_bjorande@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, 
	Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Taniya Das <quic_tdas@...cinc.com>, Johan Hovold <johan+linaro@...nel.org>, 
	linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 6/8] arm64: dts: qcom: sa8295p-adp: add max20411

On Thu, 25 Jan 2024 at 23:06, Bjorn Andersson <quic_bjorande@...cinc.com> wrote:
>
> From: Bjorn Andersson <andersson@...nel.org>
>
> The SA8295P ADP has a MAX20411 LDO regulator on I2C 12, supplying the
> VDD_GFX pads. Enable the bus and add the maxim,max20411 device on the
> bus.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>

This doesn't match the From header.

> ---
>  arch/arm64/boot/dts/qcom/sa8295p-adp.dts | 39 ++++++++++++++++++++++++++++++++
>  1 file changed, 39 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> index fd253942e5e5..bd0962f39fc5 100644
> --- a/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> +++ b/arch/arm64/boot/dts/qcom/sa8295p-adp.dts
> @@ -266,6 +266,26 @@ &dispcc1 {
>         status = "okay";
>  };
>
> +&i2c12 {
> +       pinctrl-0 = <&qup1_i2c4_state>;
> +       pinctrl-names = "default";
> +
> +       status = "okay";
> +
> +       vdd_gfx: regulator@39 {
> +               compatible = "maxim,max20411";
> +               reg = <0x39>;
> +
> +               regulator-min-microvolt = <800000>;
> +               regulator-max-microvolt = <800000>;
> +
> +               enable-gpios = <&pmm8540a_gpios 2 GPIO_ACTIVE_HIGH>;
> +
> +               pinctrl-0 = <&max20411_en>;
> +               pinctrl-names = "default";
> +       };
> +};
> +
>  &mdss0 {
>         status = "okay";
>  };
> @@ -476,6 +496,10 @@ &pcie4_phy {
>         status = "okay";
>  };
>
> +&qup1 {
> +       status = "okay";
> +};
> +
>  &qup2 {
>         status = "okay";
>  };
> @@ -636,6 +660,14 @@ &xo_board_clk {
>
>  /* PINCTRL */
>
> +&pmm8540a_gpios {
> +       max20411_en: max20411-en-state {
> +               pins = "gpio2";
> +               function = "normal";
> +               output-enable;
> +       };
> +};
> +
>  &tlmm {
>         pcie2a_default: pcie2a-default-state {
>                 clkreq-n-pins {
> @@ -728,4 +760,11 @@ wake-n-pins {
>                         bias-pull-up;
>                 };
>         };
> +
> +       qup1_i2c4_state: qup1-i2c4-state {
> +               pins = "gpio0", "gpio1";
> +               function = "qup12";
> +               drive-strength = <2>;
> +               bias-pull-up;
> +       };
>  };
>
> --
> 2.25.1
>
>


-- 
With best wishes
Dmitry