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    SubjectRe: [PATCH v4 19/22] arm64: dts: mt8192: Add the mmsys reset bit to reset the dsi0
    From
    Il 18/03/22 15:45, Allen-KH Cheng ha scritto:
    > Reset the DSI hardware is needed to prevent different settings between
    > the bootloader and the kernel.
    >
    > Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
    > Acked-by: Rob Herring <robh@kernel.org>
    > Reviewed-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>

    Note: since there were some mtk-mmsys.c updates in the meanwhile, this patch
    requires [1] to be merged in order to work correctly.

    Aside from that:

    Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>


    [1]:
    https://patchwork.kernel.org/project/linux-mediatek/patch/20220323091932.10648-1-angelogioacchino.delregno@collabora.com/

    > ---
    > include/dt-bindings/reset/mt8192-resets.h | 3 +++
    > 1 file changed, 3 insertions(+)
    >
    > diff --git a/include/dt-bindings/reset/mt8192-resets.h b/include/dt-bindings/reset/mt8192-resets.h
    > index be9a7ca245b9..764ca9910fa9 100644
    > --- a/include/dt-bindings/reset/mt8192-resets.h
    > +++ b/include/dt-bindings/reset/mt8192-resets.h
    > @@ -27,4 +27,7 @@
    >
    > #define MT8192_TOPRGU_SW_RST_NUM 23
    >
    > +/* MMSYS resets */
    > +#define MT8192_MMSYS_SW0_RST_B_DISP_DSI0 15
    > +
    > #endif /* _DT_BINDINGS_RESET_CONTROLLER_MT8192 */


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