linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: Add support for SONY Xperia 1 / 5 (Kumano platform)

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Date:   Fri, 11 Jun 2021 23:57:24 +0200
From:   Marijn Suijten <marijns95@...il.com>
To:     Konrad Dybcio <konrad.dybcio@...ainline.org>
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, martin.botka@...ainline.org,
        angelogioacchino.delregno@...ainline.org,
        marijn.suijten@...ainline.org, jamipkettunen@...ainline.org,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Kees Cook <keescook@...omium.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>
Subject: Re: [PATCH 2/2] arm64: dts: qcom: Add support for SONY Xperia 1 / 5
 (Kumano platform)

On Fri, 11 Jun 2021 at 22:33, Konrad Dybcio
<konrad.dybcio@...ainline.org> wrote:
>
> Add support for SONY Xperia 1 and 5 smartphones, both based on the
> Qualcomm SM8150 chipset. There also exist 5G-capable versions of these
> devices, but they weren't sold much (if at all) outside Japan.
>
> The devices are affected by a scary UFS behaviour where sending a certain UFS
> command (which is worked around on downstream) renders the device unbootable,
> by effectively erasing the bootloader. Therefore UFS AND UFSPHY are strictly
> disabled for now.
>
> Downstream workaround:
> https://github.com/kholk/kernel/commit/2e7a9ee1c91a016baa0b826a7752ec45663a0561
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...ainline.org>

Thanks for working on this!

Tested-by: Marijn Suijten <marijn.suijten@...ainline.org>
(On Bahamut)

- Marijn