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SubjectRe: [PATCH v3 19/21] arm64: dts: mt8192: Add dsi node
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Il 04/03/22 14:08, Allen-KH Cheng ha scritto:
> Add dsi ndoe for mt8192 SoC.
>
> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
> ---
> arch/arm64/boot/dts/mediatek/mt8192.dtsi | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index 94f88e52776b..3d16cb0b3ea1 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -1327,6 +1327,20 @@
> clocks = <&mmsys CLK_MM_DISP_DITHER0>;
> };
>
> + dsi0: dsi@14010000 {
> + compatible = "mediatek,mt8183-dsi";
> + reg = <0 0x14010000 0 0x1000>;
> + interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH 0>;
> + mediatek,syscon-dsi = <&mmsys 0x140>;

mediatek,syscon-dsi does not exist upstream: here we have proper reset controller
support.

> + clocks = <&mmsys CLK_MM_DSI0>,
> + <&mmsys CLK_MM_DSI_DSI0>,
> + <&mipi_tx0>;
> + clock-names = "engine", "digital", "hs";
> + phys = <&mipi_tx0>;
> + phy-names = "dphy";

On MT8183, we do....
resets = <&mmsys MT8183_MMSYS_SW0_RST_B_DISP_DSI0>;

...so you need to simply replicate for MT8192. Please do.

> + status = "disabled";
> + };
> +
> ovl_2l2: ovl@14014000 {
> compatible = "mediatek,mt8192-disp-ovl-2l";
> reg = <0 0x14014000 0 0x1000>;

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