[PATCH v2 7/8] arm64: dts: rockchip: Add SDMMC/SDIO controllers for RK3528

Chukun Pan amadeus at jmu.edu.cn
Thu Mar 6 06:00:09 PST 2025


Hi,

> +		sdio0: mmc at ffc10000 {
> +			compatible = "rockchip,rk3528-dw-mshc",
> +				     "rockchip,rk3288-dw-mshc";
> +			reg = <0x0 0xffc10000 0x0 0x4000>;
> +			clocks = <&cru HCLK_SDIO0>,
> +				 <&cru CCLK_SRC_SDIO0>,
> +				 <&cru SCLK_SDIO0_DRV>,
> +				 <&cru SCLK_SDIO0_SAMPLE>;
> +			clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
> +			fifo-depth = <0x100>;
> +			interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
> +			max-frequency = <150000000>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&sdio0_bus4>, <&sdio0_clk>, <&sdio0_cmd>,
> +				    <&sdio0_det>, <&sdio0_pwren>;

The sdio module is usually "non-removable", no need det,
and pwren may be other gpio (use mmc-pwrseq). So it should
be `pinctrl-0 = <&sdio0_bus4>, <&sdio0_clk>, <&sdio0_cmd>;`

> +			resets = <&cru SRST_H_SDIO0>;
> +			reset-names = "reset";
> +			status = "disabled";
> +		};
> +
> +		sdio1: mmc at ffc20000 {
> +			compatible = "rockchip,rk3528-dw-mshc",
> +				     "rockchip,rk3288-dw-mshc";
> +			reg = <0x0 0xffc20000 0x0 0x4000>;
> +			clocks = <&cru HCLK_SDIO1>,
> +				 <&cru CCLK_SRC_SDIO1>,
> +				 <&cru SCLK_SDIO1_DRV>,
> +				 <&cru SCLK_SDIO1_SAMPLE>;
> +			clock-names = "biu", "ciu", "ciu-drive", "ciu-sample";
> +			fifo-depth = <0x100>;
> +			interrupts = <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>;
> +			max-frequency = <150000000>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&sdio1_bus4>, <&sdio1_clk>, <&sdio1_cmd>,
> +				    <&sdio1_det>, <&sdio1_pwren>;

Same here.

> +			resets = <&cru SRST_H_SDIO1>;
> +			reset-names = "reset";
> +			status = "disabled";
> +		};

Thanks,
Chukun

-- 
2.25.1




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