1036f29d5SZhangfei Gao* Hisilicon specific extensions to the Synopsys Designware Mobile 2036f29d5SZhangfei Gao Storage Host Controller 3036f29d5SZhangfei Gao 4036f29d5SZhangfei GaoRead synopsys-dw-mshc.txt for more details 5036f29d5SZhangfei Gao 6036f29d5SZhangfei GaoThe Synopsys designware mobile storage host controller is used to interface 7036f29d5SZhangfei Gaoa SoC with storage medium such as eMMC or SD/MMC cards. This file documents 8036f29d5SZhangfei Gaodifferences between the core Synopsys dw mshc controller properties described 9036f29d5SZhangfei Gaoby synopsys-dw-mshc.txt and the properties used by the Hisilicon specific 10036f29d5SZhangfei Gaoextensions to the Synopsys Designware Mobile Storage Host Controller. 11036f29d5SZhangfei Gao 12036f29d5SZhangfei GaoRequired Properties: 13036f29d5SZhangfei Gao 14036f29d5SZhangfei Gao* compatible: should be one of the following. 157d45778bSGuodong Xu - "hisilicon,hi3660-dw-mshc": for controllers with hi3660 specific extensions. 16*8aa576a8SManivannan Sadhasivam - "hisilicon,hi3670-dw-mshc", "hisilicon,hi3660-dw-mshc": for controllers 17*8aa576a8SManivannan Sadhasivam with hi3670 specific extensions. 18c98be0c9SCarlos Garcia - "hisilicon,hi4511-dw-mshc": for controllers with hi4511 specific extensions. 19d9c7eb38SZhangfei Gao - "hisilicon,hi6220-dw-mshc": for controllers with hi6220 specific extensions. 20d9c7eb38SZhangfei Gao 21d9c7eb38SZhangfei GaoOptional Properties: 22d9c7eb38SZhangfei Gao- hisilicon,peripheral-syscon: phandle of syscon used to control peripheral. 23036f29d5SZhangfei Gao 24036f29d5SZhangfei GaoExample: 25036f29d5SZhangfei Gao 26036f29d5SZhangfei Gao /* for Hi3620 */ 27036f29d5SZhangfei Gao 28036f29d5SZhangfei Gao /* SoC portion */ 29036f29d5SZhangfei Gao dwmmc_0: dwmmc0@fcd03000 { 30036f29d5SZhangfei Gao compatible = "hisilicon,hi4511-dw-mshc"; 31036f29d5SZhangfei Gao reg = <0xfcd03000 0x1000>; 32036f29d5SZhangfei Gao interrupts = <0 16 4>; 33036f29d5SZhangfei Gao #address-cells = <1>; 34036f29d5SZhangfei Gao #size-cells = <0>; 35036f29d5SZhangfei Gao clocks = <&mmc_clock HI3620_SD_CIUCLK>, <&clock HI3620_DDRC_PER_CLK>; 36036f29d5SZhangfei Gao clock-names = "ciu", "biu"; 37036f29d5SZhangfei Gao }; 38036f29d5SZhangfei Gao 39036f29d5SZhangfei Gao /* Board portion */ 40036f29d5SZhangfei Gao dwmmc0@fcd03000 { 41036f29d5SZhangfei Gao vmmc-supply = <&ldo12>; 42036f29d5SZhangfei Gao fifo-depth = <0x100>; 43036f29d5SZhangfei Gao pinctrl-names = "default"; 44036f29d5SZhangfei Gao pinctrl-0 = <&sd_pmx_pins &sd_cfg_func1 &sd_cfg_func2>; 45036f29d5SZhangfei Gao bus-width = <4>; 46036f29d5SZhangfei Gao disable-wp; 47036f29d5SZhangfei Gao cd-gpios = <&gpio10 3 0>; 48c83c8737SJaehoon Chung cap-mmc-highspeed; 49c83c8737SJaehoon Chung cap-sd-highspeed; 50036f29d5SZhangfei Gao }; 51d9c7eb38SZhangfei Gao 52d9c7eb38SZhangfei Gao /* for Hi6220 */ 53d9c7eb38SZhangfei Gao 54d9c7eb38SZhangfei Gao dwmmc_1: dwmmc1@f723e000 { 55d9c7eb38SZhangfei Gao compatible = "hisilicon,hi6220-dw-mshc"; 56d9c7eb38SZhangfei Gao bus-width = <0x4>; 57d9c7eb38SZhangfei Gao disable-wp; 58d9c7eb38SZhangfei Gao cap-sd-highspeed; 59d9c7eb38SZhangfei Gao sd-uhs-sdr12; 60d9c7eb38SZhangfei Gao sd-uhs-sdr25; 61d9c7eb38SZhangfei Gao card-detect-delay = <200>; 62d9c7eb38SZhangfei Gao hisilicon,peripheral-syscon = <&ao_ctrl>; 63d9c7eb38SZhangfei Gao reg = <0x0 0xf723e000 0x0 0x1000>; 64d9c7eb38SZhangfei Gao interrupts = <0x0 0x49 0x4>; 65d9c7eb38SZhangfei Gao clocks = <&clock_sys HI6220_MMC1_CIUCLK>, <&clock_sys HI6220_MMC1_CLK>; 66d9c7eb38SZhangfei Gao clock-names = "ciu", "biu"; 67d9c7eb38SZhangfei Gao cd-gpios = <&gpio1 0 1>; 68d9c7eb38SZhangfei Gao pinctrl-names = "default", "idle"; 69d9c7eb38SZhangfei Gao pinctrl-0 = <&sd_pmx_func &sd_clk_cfg_func &sd_cfg_func>; 70d9c7eb38SZhangfei Gao pinctrl-1 = <&sd_pmx_idle &sd_clk_cfg_idle &sd_cfg_idle>; 71d9c7eb38SZhangfei Gao vqmmc-supply = <&ldo7>; 72d9c7eb38SZhangfei Gao vmmc-supply = <&ldo10>; 73d9c7eb38SZhangfei Gao }; 74