162306a36Sopenharmony_ci* Microchip PIC32 SDHCI Controller 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciThis file documents differences between the core properties in mmc.txt 462306a36Sopenharmony_ciand the properties used by the sdhci-pic32 driver. 562306a36Sopenharmony_ci 662306a36Sopenharmony_ciRequired properties: 762306a36Sopenharmony_ci- compatible: Should be "microchip,pic32mzda-sdhci" 862306a36Sopenharmony_ci- interrupts: Should contain interrupt 962306a36Sopenharmony_ci- clock-names: Should be "base_clk", "sys_clk". 1062306a36Sopenharmony_ci See: Documentation/devicetree/bindings/resource-names.txt 1162306a36Sopenharmony_ci- clocks: Phandle to the clock. 1262306a36Sopenharmony_ci See: Documentation/devicetree/bindings/clock/clock-bindings.txt 1362306a36Sopenharmony_ci- pinctrl-names: A pinctrl state names "default" must be defined. 1462306a36Sopenharmony_ci- pinctrl-0: Phandle referencing pin configuration of the SDHCI controller. 1562306a36Sopenharmony_ci See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ciExample: 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ci sdhci@1f8ec000 { 2062306a36Sopenharmony_ci compatible = "microchip,pic32mzda-sdhci"; 2162306a36Sopenharmony_ci reg = <0x1f8ec000 0x100>; 2262306a36Sopenharmony_ci interrupts = <191 IRQ_TYPE_LEVEL_HIGH>; 2362306a36Sopenharmony_ci clocks = <&rootclk REF4CLK>, <&rootclk PB5CLK>; 2462306a36Sopenharmony_ci clock-names = "base_clk", "sys_clk"; 2562306a36Sopenharmony_ci bus-width = <4>; 2662306a36Sopenharmony_ci cap-sd-highspeed; 2762306a36Sopenharmony_ci pinctrl-names = "default"; 2862306a36Sopenharmony_ci pinctrl-0 = <&pinctrl_sdhc1>; 2962306a36Sopenharmony_ci }; 30