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1* Hisilicon specific extensions to the Synopsys Designware Mobile2 Storage Host Controller3 4Read synopsys-dw-mshc.txt for more details5 6The Synopsys designware mobile storage host controller is used to interface7a SoC with storage medium such as eMMC or SD/MMC cards. This file documents8differences between the core Synopsys dw mshc controller properties described9by synopsys-dw-mshc.txt and the properties used by the Hisilicon specific10extensions to the Synopsys Designware Mobile Storage Host Controller.11 12Required Properties:13 14* compatible: should be one of the following.15 - "hisilicon,hi3660-dw-mshc": for controllers with hi3660 specific extensions.16 - "hisilicon,hi3670-dw-mshc", "hisilicon,hi3660-dw-mshc": for controllers17 with hi3670 specific extensions.18 - "hisilicon,hi4511-dw-mshc": for controllers with hi4511 specific extensions.19 - "hisilicon,hi6220-dw-mshc": for controllers with hi6220 specific extensions.20 21Optional Properties:22- hisilicon,peripheral-syscon: phandle of syscon used to control peripheral.23 24Example:25 26 /* for Hi3620 */27 28 /* SoC portion */29 dwmmc_0: dwmmc0@fcd03000 {30 compatible = "hisilicon,hi4511-dw-mshc";31 reg = <0xfcd03000 0x1000>;32 interrupts = <0 16 4>;33 #address-cells = <1>;34 #size-cells = <0>;35 clocks = <&mmc_clock HI3620_SD_CIUCLK>, <&clock HI3620_DDRC_PER_CLK>;36 clock-names = "ciu", "biu";37 };38 39 /* Board portion */40 dwmmc0@fcd03000 {41 vmmc-supply = <&ldo12>;42 fifo-depth = <0x100>;43 pinctrl-names = "default";44 pinctrl-0 = <&sd_pmx_pins &sd_cfg_func1 &sd_cfg_func2>;45 bus-width = <4>;46 disable-wp;47 cd-gpios = <&gpio10 3 0>;48 cap-mmc-highspeed;49 cap-sd-highspeed;50 };51 52 /* for Hi6220 */53 54 dwmmc_1: dwmmc1@f723e000 {55 compatible = "hisilicon,hi6220-dw-mshc";56 bus-width = <0x4>;57 disable-wp;58 cap-sd-highspeed;59 sd-uhs-sdr12;60 sd-uhs-sdr25;61 card-detect-delay = <200>;62 hisilicon,peripheral-syscon = <&ao_ctrl>;63 reg = <0x0 0xf723e000 0x0 0x1000>;64 interrupts = <0x0 0x49 0x4>;65 clocks = <&clock_sys HI6220_MMC1_CIUCLK>, <&clock_sys HI6220_MMC1_CLK>;66 clock-names = "ciu", "biu";67 cd-gpios = <&gpio1 0 1>;68 pinctrl-names = "default", "idle";69 pinctrl-0 = <&sd_pmx_func &sd_clk_cfg_func &sd_cfg_func>;70 pinctrl-1 = <&sd_pmx_idle &sd_clk_cfg_idle &sd_cfg_idle>;71 vqmmc-supply = <&ldo7>;72 vmmc-supply = <&ldo10>;73 };74