[PATCH v2 1/4] arm64: dts: mt8183: Fix Mali GPU clock

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Mon May 23 03:04:46 PDT 2022


Il 23/05/22 10:59, Chen-Yu Tsai ha scritto:
> The actual clock feeding into the Mali GPU on the MT8183 is from the
> clock gate in the MFGCFG block, not CLK_TOP_MFGPLL_CK from the TOPCKGEN
> block, which itself is simply a pass-through placeholder for the MFGPLL
> in the APMIXEDSYS block.
> 
> Fix the hardware description with the correct clock reference.
> 
> Fixes: a8168cebf1bc ("arm64: dts: mt8183: Add node for the Mali GPU")
> Signed-off-by: Chen-Yu Tsai <wenst at chromium.org>

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

> ---
>   arch/arm64/boot/dts/mediatek/mt8183.dtsi | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 01e650251928..6ced76a60aab 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -1368,7 +1368,7 @@ gpu: gpu at 13040000 {
>   				<GIC_SPI 278 IRQ_TYPE_LEVEL_LOW>;
>   			interrupt-names = "job", "mmu", "gpu";
>   
> -			clocks = <&topckgen CLK_TOP_MFGPLL_CK>;
> +			clocks = <&mfgcfg CLK_MFG_BG3D>;
>   
>   			power-domains =
>   				<&spm MT8183_POWER_DOMAIN_MFG_CORE0>,



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