Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit d9c7eb38 authored by Zhangfei Gao's avatar Zhangfei Gao Committed by Ulf Hansson
Browse files

Document: dw_mmc-k3: add document of hi6220 mmc 



Add bindings for hi6220 mmc support

Signed-off-by: default avatarZhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: default avatarJaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 087de9ed

Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt

+28 −0
Original line number Original line Diff line number Diff line
@@ -13,6 +13,10 @@ Required Properties: 




* compatible: should be one of the following.

* compatible: should be one of the following.

  - "hisilicon,hi4511-dw-mshc": for controllers with hi4511 specific extensions.

  - "hisilicon,hi4511-dw-mshc": for controllers with hi4511 specific extensions.

  - "hisilicon,hi6220-dw-mshc": for controllers with hi6220 specific extensions.



Optional Properties:

- hisilicon,peripheral-syscon: phandle of syscon used to control peripheral.





Example:

Example:
@@ -42,3 +46,27 @@ Example: 
		cap-mmc-highspeed;

		cap-mmc-highspeed;

		cap-sd-highspeed;

		cap-sd-highspeed;

	};

	};



	/* for Hi6220 */



	dwmmc_1: dwmmc1@f723e000 {

		compatible = "hisilicon,hi6220-dw-mshc";

		num-slots = <0x1>;

		bus-width = <0x4>;

		disable-wp;

		cap-sd-highspeed;

		sd-uhs-sdr12;

		sd-uhs-sdr25;

		card-detect-delay = <200>;

		hisilicon,peripheral-syscon = <&ao_ctrl>;

		reg = <0x0 0xf723e000 0x0 0x1000>;

		interrupts = <0x0 0x49 0x4>;

		clocks = <&clock_sys HI6220_MMC1_CIUCLK>, <&clock_sys HI6220_MMC1_CLK>;

		clock-names = "ciu", "biu";

		cd-gpios = <&gpio1 0 1>;

		pinctrl-names = "default", "idle";

		pinctrl-0 = <&sd_pmx_func &sd_clk_cfg_func &sd_cfg_func>;

		pinctrl-1 = <&sd_pmx_idle &sd_clk_cfg_idle &sd_cfg_idle>;

		vqmmc-supply = <&ldo7>;

		vmmc-supply = <&ldo10>;

	};