[PATCH 12/27] arm64: dts: mt8195: fix mmc driver

Wenbin Mei wenbin.mei at mediatek.com
Tue Jun 15 18:30:02 PDT 2021


On Wed, 2021-06-16 at 01:32 +0800, Tinghan Shen wrote:
> From: Wenbin Mei <wenbin.mei at mediatek.com>
> 
> fix mmc driver with proper clock for mt8195 SoC.
> 
> Signed-off-by: Wenbin Mei <wenbin.mei at mediatek.com>
> ---
>  arch/arm64/boot/dts/mediatek/mt8195.dtsi | 18 ++++++++++++++----
>  1 file changed, 14 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> index 539f405a4f3d..327ff1b856d2 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
> @@ -926,22 +926,32 @@
>  		};
>  
>  		mmc0: mmc at 11230000 {
> -			compatible = "mediatek,mt8195-mmc", "mediatek,mt8192-mmc";
> +			compatible = "mediatek,mt8195-mmc",
> +				     "mediatek,mt8192-mmc",
> +				     "mediatek,mt8183-mmc";
I have submitted a patch to fix the
dt-bindings(http://lists.infradead.org/pipermail/linux-mediatek/2021-June/025456.html), Now which should be:
	compatible = "mediatek,mt8195-mmc", "mediatek,mt8183-mmc";
>  			reg = <0 0x11230000 0 0x10000>,
>  			      <0 0x11f50000 0 0x1000>;
>  			interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>;
> -			clocks = <&clk26m>, <&clk26m>, <&clk26m>;
> +			clocks = <&topckgen CLK_TOP_MSDC50_0_SEL>,
> +				 <&infracfg_ao CLK_INFRA_AO_MSDC0>,
> +				 <&infracfg_ao CLK_INFRA_AO_MSDC0_SRC>;
>  			clock-names = "source", "hclk", "source_cg";
>  			status = "disabled";
>  		};
>  
>  		mmc1: mmc at 11240000 {
> -			compatible = "mediatek,mt8195-mmc", "mediatek,mt8192-mmc";
> +			compatible = "mediatek,mt8195-mmc",
> +				     "mediatek,mt8192-mmc",
> +				     "mediatek,mt8183-mmc";
Ditto, this should be:
	compatible = "mediatek,mt8195-mmc", "mediatek,mt8183-mmc";
>  			reg = <0 0x11240000 0 0x1000>,
>  			      <0 0x11c70000 0 0x1000>;
>  			interrupts = <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH 0>;
> -			clocks = <&clk26m>, <&clk26m>, <&clk26m>;
> +			clocks = <&topckgen CLK_TOP_MSDC30_1_SEL>,
> +				 <&infracfg_ao CLK_INFRA_AO_MSDC1>,
> +				 <&infracfg_ao CLK_INFRA_AO_MSDC1_SRC>;
>  			clock-names = "source", "hclk", "source_cg";
> +			assigned-clocks = <&topckgen CLK_TOP_MSDC30_1_SEL>;
> +			assigned-clock-parents = <&topckgen CLK_TOP_MSDCPLL_D2>;
>  			status = "disabled";
>  		};
>  



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