1*c66ec88fSEmmanuel Vadot* Microchip PIC32 SDHCI Controller 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotThis file documents differences between the core properties in mmc.txt 4*c66ec88fSEmmanuel Vadotand the properties used by the sdhci-pic32 driver. 5*c66ec88fSEmmanuel Vadot 6*c66ec88fSEmmanuel VadotRequired properties: 7*c66ec88fSEmmanuel Vadot- compatible: Should be "microchip,pic32mzda-sdhci" 8*c66ec88fSEmmanuel Vadot- interrupts: Should contain interrupt 9*c66ec88fSEmmanuel Vadot- clock-names: Should be "base_clk", "sys_clk". 10*c66ec88fSEmmanuel Vadot See: Documentation/devicetree/bindings/resource-names.txt 11*c66ec88fSEmmanuel Vadot- clocks: Phandle to the clock. 12*c66ec88fSEmmanuel Vadot See: Documentation/devicetree/bindings/clock/clock-bindings.txt 13*c66ec88fSEmmanuel Vadot- pinctrl-names: A pinctrl state names "default" must be defined. 14*c66ec88fSEmmanuel Vadot- pinctrl-0: Phandle referencing pin configuration of the SDHCI controller. 15*c66ec88fSEmmanuel Vadot See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt 16*c66ec88fSEmmanuel Vadot 17*c66ec88fSEmmanuel VadotExample: 18*c66ec88fSEmmanuel Vadot 19*c66ec88fSEmmanuel Vadot sdhci@1f8ec000 { 20*c66ec88fSEmmanuel Vadot compatible = "microchip,pic32mzda-sdhci"; 21*c66ec88fSEmmanuel Vadot reg = <0x1f8ec000 0x100>; 22*c66ec88fSEmmanuel Vadot interrupts = <191 IRQ_TYPE_LEVEL_HIGH>; 23*c66ec88fSEmmanuel Vadot clocks = <&rootclk REF4CLK>, <&rootclk PB5CLK>; 24*c66ec88fSEmmanuel Vadot clock-names = "base_clk", "sys_clk"; 25*c66ec88fSEmmanuel Vadot bus-width = <4>; 26*c66ec88fSEmmanuel Vadot cap-sd-highspeed; 27*c66ec88fSEmmanuel Vadot pinctrl-names = "default"; 28*c66ec88fSEmmanuel Vadot pinctrl-0 = <&pinctrl_sdhc1>; 29*c66ec88fSEmmanuel Vadot }; 30