Re: [PATCH 6/7] arm64: dts: mt8167: Add the mmsys reset bit to reset dsi

[AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>]

Il 11/02/26 20:03, Luca Leonardo Scorcia ha scritto:
> DSI hardware reset is needed to prevent different settings between
> the bootloader and the kernel.
> 
> Signed-off-by: Luca Leonardo Scorcia <l.scorcia@gmail.com>
> ---
>   arch/arm64/boot/dts/mediatek/mt8167.dtsi | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8167.dtsi b/arch/arm64/boot/dts/mediatek/mt8167.dtsi
> index caf51f203dd3..ee2792d53b2c 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8167.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8167.dtsi
> @@ -8,6 +8,7 @@
>   #include <dt-bindings/clock/mt8167-clk.h>
>   #include <dt-bindings/memory/mt8167-larb-port.h>
>   #include <dt-bindings/power/mt8167-power.h>
> +#include <dt-bindings/reset/mt8167-resets.h>

Change header name.

Cheers,
Angelo

>   
>   #include "mt8167-pinfunc.h"
>   
> @@ -189,6 +190,7 @@ dsi: dsi@14012000 {
>   				 <&mmsys CLK_MM_DSI_DIGITAL>,
>   				 <&mipi_tx>;
>   			clock-names = "engine", "digital", "hs";
> +			resets = <&mmsys MT8167_MMSYS_SW0_RST_B_DISP_DSI0>;
>   			phys = <&mipi_tx>;
>   			phy-names = "dphy";
>   			status = "disabled";
> @@ -295,6 +297,7 @@ mmsys: syscon@14000000 {
>   			compatible = "mediatek,mt8167-mmsys", "syscon";
>   			reg = <0 0x14000000 0 0x1000>;
>   			#clock-cells = <1>;
> +			#reset-cells = <1>;
>   		};
>   
>   		smi_common: smi@14017000 {