linux-kernel - Re: [PATCH v1 0/6] arm64: qcom: sa8775p: add support for USB

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Message-ID: <3dc6e993-bcca-4e0d-5aca-686fcc8b5b73@linaro.org>
Date:   Sat, 29 Apr 2023 00:41:39 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Adrien Thierry <athierry@...hat.com>
Cc:     Shazad Hussain <quic_shazhuss@...cinc.com>, agross@...nel.org,
        andersson@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Wesley Cheng <quic_wcheng@...cinc.com>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: [PATCH v1 0/6] arm64: qcom: sa8775p: add support for USB

On 25/04/2023 21:03, Adrien Thierry wrote:
> Hi Dmitry,
> 
>> Semi-random suggestion, but could you please try using
>> clk_regmap_phy_mux/clk_regmap_phy_mux_ops for USB pipe clk src?
> 
> Which specific clock are you refering to? I'm not very familiar with
> those, in the device tree I'm seeing "pipe" clocks for usb_0 and usb_1
> phys, but not for usb_2, which is the one that's causing issues.
> 

Ah, I see. Could you please try adding the 
'qcom,select-utmi-as-pipe-clk' property to the usb_2 host node and 
running the test again?


-- 
With best wishes
Dmitry