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Message-ID: <CAA8EJpoENH_4Rp38R8igf72fc3j=qAfVNOh5Qjr0y7_tmsyrAQ@mail.gmail.com>
Date: Sat, 6 Apr 2024 17:40:03 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Gabor Juhos <j4g8y7@...il.com>
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
	Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, 
	Sricharan Ramabadhran <quic_srichara@...cinc.com>, Varadarajan Narayanan <quic_varada@...cinc.com>, 
	linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] phy: qcom: m31: match requested regulator name with dt schema

On Sat, 6 Apr 2024 at 16:37, Gabor Juhos <j4g8y7@...il.com> wrote:
>
> According to the 'qcom,ipq5332-usb-hsphy.yaml' schema, the 5V
> supply regulator must be defined via the 'vdd-supply' property.
> The driver however requests for the 'vdda-phy' regulator which
> results in the following message when the driver is probed on
> a IPQ5018 based board with a device tree matching to the schema:
>
>   qcom-m31usb-phy 5b000.phy: supply vdda-phy not found, using dummy regulator
>   qcom-m31usb-phy 5b000.phy: Registered M31 USB phy
>
> This means that the regulator specified in the device tree never
> gets enabled.
>
> Change the driver to use the 'vdd' name for the regulator as per
> defined in the schema in order to ensure that the corresponding
> regulator gets enabled.
>
> Fixes: 08e49af50701 ("phy: qcom: Introduce M31 USB PHY driver")
> Reviewed-by: Varadarajan Narayanan <quic_varada@...cinc.com>
> Signed-off-by: Gabor Juhos <j4g8y7@...il.com>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>


-- 
With best wishes
Dmitry

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