msm_sdhci.txt 690 B

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  1. Qualcomm Snapdragon SDHCI controller
  2. Required properties:
  3. - compatible : "qcom,sdhci-msm-v4"
  4. - reg: Base address and length of registers:
  5. - Host controller registers (SDHCI)
  6. - SD Core registers
  7. - clock: interface clock (must accept SD bus clock as a frequency)
  8. Optional properties:
  9. - index: If there is more than one controller - controller index (required
  10. by generic SDHCI code).
  11. - bus_width: Width of SD/eMMC bus (default 4)
  12. - clock-frequency: Frequency of SD/eMMC bus (default 400 kHz)
  13. Example:
  14. sdhci@07864000 {
  15. compatible = "qcom,sdhci-msm-v4";
  16. reg = <0x7864900 0x11c 0x7864000 0x800>;
  17. index = <0x1>;
  18. bus-width = <0x4>;
  19. clock = <&clkc 1>;
  20. clock-frequency = <200000000>;
  21. };