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Commit 2f1a993a authored by Simon Horman's avatar Simon Horman Committed by Felipe Balbi
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usb: renesas_usbhs: add fallback compatibility strings 



Add fallback compatibility strings for R-Car Gen2 and Gen3.
This is in keeping with the fallback scheme being adopted wherever
appropriate for drivers for Renesas SoCs.

Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
Acked-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent 89d75bf1

Documentation/devicetree/bindings/usb/renesas_usbhs.txt

+10 −2
Original line number Original line Diff line number Diff line 
Renesas Electronics USBHS driver

Renesas Electronics USBHS driver





Required properties:

Required properties:

  - compatible: Must contain one of the following:

  - compatible: Must contain one or more of the following:



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

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

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

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

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

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

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

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

	- "renesas,rcar-gen2-usbhs" for R-Car Gen2 compatible device

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



	When compatible with the generic version, nodes must list the

	SoC-specific version corresponding to the platform first followed

	by the generic version.



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

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

  - interrupts: Interrupt specifier for the USBHS

  - interrupts: Interrupt specifier for the USBHS

  - clocks: A list of phandle + clock specifier pairs

  - clocks: A list of phandle + clock specifier pairs
@@ -22,7 +30,7 @@ Optional properties: 




Example:

Example:

	usbhs: usb@e6590000 {

	usbhs: usb@e6590000 {

		compatible = "renesas,usbhs-r8a7790";

		compatible = "renesas,usbhs-r8a7790", "renesas,rcar-gen2-usbhs";

		reg = <0 0xe6590000 0 0x100>;

		reg = <0 0xe6590000 0 0x100>;

		interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>;

		interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>;

		clocks = <&mstp7_clks R8A7790_CLK_HSUSB>;

		clocks = <&mstp7_clks R8A7790_CLK_HSUSB>;

drivers/usb/renesas_usbhs/common.c

+9 −0
Original line number Original line Diff line number Diff line
@@ -481,6 +481,15 @@ static const struct of_device_id usbhs_of_match[] = { 
		.compatible = "renesas,usbhs-r8a7795",

		.compatible = "renesas,usbhs-r8a7795",

		.data = (void *)USBHS_TYPE_RCAR_GEN2,

		.data = (void *)USBHS_TYPE_RCAR_GEN2,

	},

	},

	{

		.compatible = "renesas,rcar-gen2-usbhs",

		.data = (void *)USBHS_TYPE_RCAR_GEN2,

	},

	{

		/* Gen3 is compatible with Gen2 */

		.compatible = "renesas,rcar-gen3-usbhs",

		.data = (void *)USBHS_TYPE_RCAR_GEN2,

	},

	{ },

	{ },

};

};

MODULE_DEVICE_TABLE(of, usbhs_of_match);

MODULE_DEVICE_TABLE(of, usbhs_of_match);