1Renesas Electronics USBHS driver 2 3Required properties: 4 - compatible: Must contain one or more of the following: 5 6 - "renesas,usbhs-r8a7743" for r8a7743 (RZ/G1M) compatible device 7 - "renesas,usbhs-r8a7744" for r8a7744 (RZ/G1N) compatible device 8 - "renesas,usbhs-r8a7745" for r8a7745 (RZ/G1E) compatible device 9 - "renesas,usbhs-r8a77470" for r8a77470 (RZ/G1C) compatible device 10 - "renesas,usbhs-r8a774a1" for r8a774a1 (RZ/G2M) compatible device 11 - "renesas,usbhs-r8a774c0" for r8a774c0 (RZ/G2E) compatible device 12 - "renesas,usbhs-r8a7790" for r8a7790 (R-Car H2) compatible device 13 - "renesas,usbhs-r8a7791" for r8a7791 (R-Car M2-W) compatible device 14 - "renesas,usbhs-r8a7792" for r8a7792 (R-Car V2H) compatible device 15 - "renesas,usbhs-r8a7793" for r8a7793 (R-Car M2-N) compatible device 16 - "renesas,usbhs-r8a7794" for r8a7794 (R-Car E2) compatible device 17 - "renesas,usbhs-r8a7795" for r8a7795 (R-Car H3) compatible device 18 - "renesas,usbhs-r8a7796" for r8a7796 (R-Car M3-W) compatible device 19 - "renesas,usbhs-r8a77965" for r8a77965 (R-Car M3-N) compatible device 20 - "renesas,usbhs-r8a77990" for r8a77990 (R-Car E3) compatible device 21 - "renesas,usbhs-r8a77995" for r8a77995 (R-Car D3) compatible device 22 - "renesas,usbhs-r7s72100" for r7s72100 (RZ/A1) compatible device 23 - "renesas,usbhs-r7s9210" for r7s9210 (RZ/A2) compatible device 24 - "renesas,rcar-gen2-usbhs" for R-Car Gen2 or RZ/G1 compatible devices 25 - "renesas,rcar-gen3-usbhs" for R-Car Gen3 or RZ/G2 compatible devices 26 - "renesas,rza1-usbhs" for RZ/A1 compatible device 27 - "renesas,rza2-usbhs" for RZ/A2 compatible device 28 29 When compatible with the generic version, nodes must list the 30 SoC-specific version corresponding to the platform first followed 31 by the generic version. 32 33 - reg: Base address and length of the register for the USBHS 34 - interrupts: Interrupt specifier for the USBHS 35 - clocks: A list of phandle + clock specifier pairs. 36 - In case of "renesas,rcar-gen3-usbhs", two clocks are required. 37 First clock should be peripheral and second one should be host. 38 - In case of except above, one clock is required. First clock 39 should be peripheral. 40 41Optional properties: 42 - renesas,buswait: Integer to use BUSWAIT register 43 - renesas,enable-gpio: A gpio specifier to check GPIO determining if USB 44 function should be enabled 45 - phys: phandle + phy specifier pair 46 - phy-names: must be "usb" 47 - dmas: Must contain a list of references to DMA specifiers. 48 - dma-names : named "ch%d", where %d is the channel number ranging from zero 49 to the number of channels (DnFIFOs) minus one. 50 51Example: 52 usbhs: usb@e6590000 { 53 compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs"; 54 reg = <0 0xe6590000 0 0x100>; 55 interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>; 56 clocks = <&mstp7_clks R8A7790_CLK_HSUSB>; 57 }; 58