linux-kernel - Re: [PATCH] arm64: dts: qcom: qcs404-evb: fix vdd

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Date:   Wed, 19 Jun 2019 11:22:26 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
Cc:     agross@...nel.org, david.brown@...aro.org, robh+dt@...nel.org,
        mark.rutland@....com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        jeffrey.l.hugo@...il.com, niklas.cassel@...aro.org
Subject: Re: [PATCH] arm64: dts: qcom: qcs404-evb: fix vdd_apc supply

On Wed 19 Jun 11:16 PDT 2019, Jorge Ramirez-Ortiz wrote:

> The invalid definition in the supply causes the Qualcomm's EVB-1000
> and EVB-4000 not to boot.
> 
> Fix the boot issue by correctly defining the supply: vdd_s3 (namely
> "vdd_apc") is actually connected to vph_pwr.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@...aro.org>

> Reported-by: Niklas Cassel <niklas.cassel@...aro.org>
> Tested-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
> Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/qcs404-evb.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
> index b6092a742675..11c0a7137823 100644
> --- a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
> @@ -65,7 +65,7 @@
>  };
>  
>  &pms405_spmi_regulators {
> -	vdd_s3-supply = <&pms405_s3>;
> +	vdd_s3-supply = <&vph_pwr>;
>  
>  	pms405_s3: s3 {
>  		regulator-always-on;
> -- 
> 2.21.0
>