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-rw-r--r--Documentation/devicetree/bindings/usb/usb-xhci.txt21
-rw-r--r--drivers/usb/host/xhci-plat.c5
2 files changed, 22 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
index 082573289f1e..6a17aa85c4d5 100644
--- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
+++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
@@ -1,10 +1,23 @@
USB xHCI controllers
Required properties:
- - compatible: should be one of "generic-xhci",
- "marvell,armada-375-xhci", "marvell,armada-380-xhci",
- "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
- "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
+ - compatible: should be one or more of
+
+ - "generic-xhci" for generic XHCI device
+ - "marvell,armada-375-xhci" for Armada 375 SoCs
+ - "marvell,armada-380-xhci" for Armada 38x SoCs
+ - "renesas,xhci-r8a7790" for r8a7790 SoC
+ - "renesas,xhci-r8a7791" for r8a7791 SoC
+ - "renesas,xhci-r8a7793" for r8a7793 SoC
+ - "renesas,xhci-r8a7795" for r8a7795 SoC
+ - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
+ - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
+ - "xhci-platform" (deprecated)
+
+ When compatible with the generic version, nodes must list the
+ SoC-specific version corresponding to the platform first
+ followed by the generic version.
+
- reg: should contain address and length of the standard XHCI
register set for the device.
- interrupts: one XHCI interrupt should be described here.
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index d39d6bf1d090..3aede6eb9637 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -110,6 +110,11 @@ static const struct of_device_id usb_xhci_of_match[] = {
.compatible = "renesas,xhci-r8a7795",
.data = &xhci_plat_renesas_rcar_gen3,
}, {
+ .compatible = "renesas,rcar-gen2-xhci",
+ .data = &xhci_plat_renesas_rcar_gen2,
+ }, {
+ .compatible = "renesas,rcar-gen3-xhci",
+ .data = &xhci_plat_renesas_rcar_gen3,
},
};
MODULE_DEVICE_TABLE(of, usb_xhci_of_match);