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renesas_usbhs.txt

renesas_usbhs.txt 2.1 KB
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  1. Renesas Electronics USBHS driver
    2. 

  2. 

  3. Required properties:
    4. 

  4.   - compatible: Must contain one or more of the following:
    5. 

  5. 

  6. 	- "renesas,usbhs-r8a7743" for r8a7743 (RZ/G1M) compatible device
    7. 

  7. 	- "renesas,usbhs-r8a7745" for r8a7745 (RZ/G1E) compatible device
    8. 

  8. 	- "renesas,usbhs-r8a7790" for r8a7790 (R-Car H2) compatible device
    9. 

  9. 	- "renesas,usbhs-r8a7791" for r8a7791 (R-Car M2-W) compatible device
    10. 

  10. 	- "renesas,usbhs-r8a7792" for r8a7792 (R-Car V2H) compatible device
    11. 

  11. 	- "renesas,usbhs-r8a7793" for r8a7793 (R-Car M2-N) compatible device
    12. 

  12. 	- "renesas,usbhs-r8a7794" for r8a7794 (R-Car E2) compatible device
    13. 

  13. 	- "renesas,usbhs-r8a7795" for r8a7795 (R-Car H3) compatible device
    14. 

  14. 	- "renesas,usbhs-r8a7796" for r8a7796 (R-Car M3-W) compatible device
    15. 

  15. 	- "renesas,usbhs-r8a77965" for r8a77965 (R-Car M3-N) compatible device
    16. 

  16. 	- "renesas,usbhs-r8a77995" for r8a77995 (R-Car D3) compatible device
    17. 

  17. 	- "renesas,usbhs-r7s72100" for r7s72100 (RZ/A1) compatible device
    18. 

  18. 	- "renesas,rcar-gen2-usbhs" for R-Car Gen2 or RZ/G1 compatible devices
    19. 

  19. 	- "renesas,rcar-gen3-usbhs" for R-Car Gen3 compatible device
    20. 

  20. 	- "renesas,rza1-usbhs" for RZ/A1 compatible device
    21. 

  21. 

  22. 	When compatible with the generic version, nodes must list the
    23. 

  23. 	SoC-specific version corresponding to the platform first followed
    24. 

  24. 	by the generic version.
    25. 

  25. 

  26.   - reg: Base address and length of the register for the USBHS
    27. 

  27.   - interrupts: Interrupt specifier for the USBHS
    28. 

  28.   - clocks: A list of phandle + clock specifier pairs
    29. 

  29. 

  30. Optional properties:
    31. 

  31.   - renesas,buswait: Integer to use BUSWAIT register
    32. 

  32.   - renesas,enable-gpio: A gpio specifier to check GPIO determining if USB
    33. 

  33. 			 function should be enabled
    34. 

  34.   - phys: phandle + phy specifier pair
    35. 

  35.   - phy-names: must be "usb"
    36. 

  36.   - dmas: Must contain a list of references to DMA specifiers.
    37. 

  37.   - dma-names : named "ch%d", where %d is the channel number ranging from zero
    38. 

  38.                 to the number of channels (DnFIFOs) minus one.
    39. 

  39. 

  40. Example:
    41. 

  41. 	usbhs: usb@e6590000 {
    42. 

  42. 		compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs";
    43. 

  43. 		reg = <0 0xe6590000 0 0x100>;
    44. 

  44. 		interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>;
    45. 

  45. 		clocks = <&mstp7_clks R8A7790_CLK_HSUSB>;
    46. 

  46. 	};
    47.