linux-kernel - Re: [PATCH v10 4/4] arm64: boot: dts: qcom: pm8150b: Add DTS node for PMIC VBUS booster

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Date:   Tue, 13 Oct 2020 10:03:16 -0500
From:   Rob Herring <robh@...nel.org>
To:     Wesley Cheng <wcheng@...eaurora.org>
Cc:     sboyd@...nel.org, heikki.krogerus@...ux.intel.com,
        agross@...nel.org, gregkh@...uxfoundation.org,
        bjorn.andersson@...aro.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, jackp@...eaurora.org,
        sergei.shtylyov@...il.com
Subject: Re: [PATCH v10 4/4] arm64: boot: dts: qcom: pm8150b: Add DTS node
 for PMIC VBUS booster

On Thu, Oct 08, 2020 at 04:59:34PM -0700, Wesley Cheng wrote:
> Add the required DTS node for the USB VBUS output regulator, which is
> available on PM8150B.  This will provide the VBUS source to connected
> peripherals.
> 
> Signed-off-by: Wesley Cheng <wcheng@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/pm8150b.dtsi   | 6 ++++++
>  arch/arm64/boot/dts/qcom/sm8150-mtp.dts | 4 ++++
>  2 files changed, 10 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/pm8150b.dtsi b/arch/arm64/boot/dts/qcom/pm8150b.dtsi
> index 2bf385f5a55a..49ea597cc0c5 100644
> --- a/arch/arm64/boot/dts/qcom/pm8150b.dtsi
> +++ b/arch/arm64/boot/dts/qcom/pm8150b.dtsi
> @@ -53,6 +53,12 @@ power-on@800 {
>  			status = "disabled";
>  		};
>  
> +		pm8150b_vbus: regulator@...0 {
> +			compatible = "qcom,pm8150b-vbus-reg";
> +			status = "disabled";
> +			reg = <0x1100>;
> +		};
> +
>  		pm8150b_typec: usb-typec@...0 {
>  			compatible = "qcom,pm8150b-usb-typec";
>  			status = "disabled";
> diff --git a/arch/arm64/boot/dts/qcom/sm8150-mtp.dts b/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> index 6c6325c3af59..ba3b5b802954 100644
> --- a/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8150-mtp.dts
> @@ -409,6 +409,10 @@ &ufs_mem_phy {
>  	vdda-pll-max-microamp = <19000>;
>  };
>  
> +&pm8150b_vbus {
> +	status = "okay";
> +};

Why aren't you enabling the TypeC node and providing a complete example?

> +
>  &usb_1_hsphy {
>  	status = "okay";
>  	vdda-pll-supply = <&vdd_usb_hs_core>;
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>