linux-kernel - Re: [PATCH v2 1/2] arm64: dts: qcom: sc7280: herobrine: Don't disable the keyboard backlight node

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Message-ID: <CAD=FV=XAVrBuOiHJju+xsLbzEvdMjRO2a7U8T9j=H85xuBQrdA@mail.gmail.com>
Date:   Mon, 23 May 2022 13:11:56 -0700
From:   Doug Anderson <dianders@...omium.org>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] arm64: dts: qcom: sc7280: herobrine: Don't disable
 the keyboard backlight node

Hi,

On Mon, May 23, 2022 at 12:32 PM Matthias Kaehlcke <mka@...omium.org> wrote:
>
> On herobrine boards the keyboard backlight is controlled through the
> PWM LED driver. Currently both the PWM LED node and the node for the
> keyboard backlight are disabled in sc7280-herobrine.dtsi, which
> requires boards with a backlit keyboard to enable both nodes. There
> are no other PWM LEDs on herobrine boards besides the keyboard
> backlight, delete the 'disabled' status from the keyboard backlight
> node, with that boards only have to enable the 'pwmleds' node for
> keyboard backlight support.
>
> Also add a label to the 'pwmleds' node to allow board files to refer to
> it with a phandle.
>
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> ---
>
> (no changes since v1)
>
>  arch/arm64/boot/dts/qcom/sc7280-herobrine.dtsi | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Reviewed-by: Douglas Anderson <dianders@...omium.org>