Documentation/devicetree/bindings/mmc/sdhci-st.txt

   1 * STMicroelectronics sdhci-st MMC/SD controller
   2
   3 This file documents the differences between the core properties in
   4 Documentation/devicetree/bindings/mmc/mmc.txt and the properties
   5 used by the sdhci-st driver.
   6
   7 Required properties:
   8 - compatible :  Must be "st,sdhci"
   9 - clock-names : Should be "mmc"
  10                 See: Documentation/devicetree/bindings/resource-names.txt
  11 - clocks :      Phandle of the clock used by the sdhci controler
  12                 See: Documentation/devicetree/bindings/clock/clock-bindings.txt
  13
  14 Optional properties:
  15 - non-removable: non-removable slot
  16                  See: Documentation/devicetree/bindings/mmc/mmc.txt
  17 - bus-width: Number of data lines
  18                  See: Documentation/devicetree/bindings/mmc/mmc.txt
  19
  20 Example:
  21
  22 mmc0: sdhci@fe81e000 {
  23         compatible      = "st,sdhci";
  24         status          = "disabled";
  25         reg             = <0xfe81e000 0x1000>;
  26         interrupts      = <GIC_SPI 127 IRQ_TYPE_NONE>;
  27         interrupt-names = "mmcirq";
  28         pinctrl-names   = "default";
  29         pinctrl-0       = <&pinctrl_mmc0>;
  30         clock-names     = "mmc";
  31         clocks          = <&clk_s_a1_ls 1>;
  32         bus-width       = <8>
  33 };