linux-kernel - Re: [PATCH] arm64: dts: qcom: sc7180: Fix I2C/UART numbers 2, 4, 7, and 9

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Date:   Tue, 17 Dec 2019 14:36:03 -0800
From:   Matthias Kaehlcke <mka@...omium.org>
To:     Douglas Anderson <dianders@...omium.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        linus.walleij@...aro.org, Rajendra Nayak <rnayak@...eaurora.org>,
        Stephen Boyd <swboyd@...omium.org>,
        linux-arm-msm@...r.kernel.org,
        Roja Rani Yarubandi <rojay@...eaurora.org>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH] arm64: dts: qcom: sc7180: Fix I2C/UART numbers 2, 4, 7,
 and 9

On Tue, Dec 17, 2019 at 01:04:07PM -0800, Douglas Anderson wrote:
> Commit f4a73f5e2633 ("pinctrl: qcom: sc7180: Add new qup functions")
> has landed which means that we absolutely need to use the proper names
> for the pinmuxing for I2C/UART numbers 2, 4, 7, and 9.  Let's do it.
> 
> For reference:
> - If you get only one of this commit and the pinctrl commit then none
>   of I2C/UART 2, 4, 7, and 9 will work.
> - If you get neither of these commits then I2C 2, 4, 7, and 9 will
>   work but not UART.
> 
> ...but despite the above it should be fine for this commit to land in
> the Qualcomm tree because sc7180.dtsi only exists there (it hasn't
> made it to mainline).
> 
> Fixes: ba3fc6496366 ("arm64: dts: sc7180: Add qupv3_0 and qupv3_1")
> Signed-off-by: Douglas Anderson <dianders@...omium.org>

Reviewed-by: Matthias Kaehlcke <mka@...omium.org>