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-rw-r--r--Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt10
-rw-r--r--drivers/phy/phy-rcar-gen3-usb2.c1
2 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt b/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
index eaf7e9b..f9511ad 100644
--- a/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
+++ b/Documentation/devicetree/bindings/phy/rcar-gen3-phy-usb2.txt
@@ -6,6 +6,12 @@ This file provides information on what the device node for the R-Car generation
Required properties:
- compatible: "renesas,usb2-phy-r8a7795" if the device is a part of an R8A7795
SoC.
+ "renesas,rcar-gen3-usb2-phy" for a generic 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: offset and length of the partial USB 2.0 Host register block.
- clocks: clock phandle and specifier pair(s).
- #phy-cells: see phy-bindings.txt in the same directory, must be <0>.
@@ -19,14 +25,14 @@ channel as USB OTG:
Example (R-Car H3):
usb-phy@ee080200 {
- compatible = "renesas,usb2-phy-r8a7795";
+ compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
reg = <0 0xee080200 0 0x700>;
interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp7_clks R8A7795_CLK_EHCI0>;
};
usb-phy@ee0a0200 {
- compatible = "renesas,usb2-phy-r8a7795";
+ compatible = "renesas,usb2-phy-r8a7795", "renesas,rcar-gen3-usb2-phy";
reg = <0 0xee0a0200 0 0x700>;
clocks = <&mstp7_clks R8A7795_CLK_EHCI0>;
};
diff --git a/drivers/phy/phy-rcar-gen3-usb2.c b/drivers/phy/phy-rcar-gen3-usb2.c
index bc4f7dd..257be74 100644
--- a/drivers/phy/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/phy-rcar-gen3-usb2.c
@@ -251,6 +251,7 @@ static irqreturn_t rcar_gen3_phy_usb2_irq(int irq, void *_ch)
static const struct of_device_id rcar_gen3_phy_usb2_match_table[] = {
{ .compatible = "renesas,usb2-phy-r8a7795" },
+ { .compatible = "renesas,rcar-gen3-usb2-phy" },
{ }
};
MODULE_DEVICE_TABLE(of, rcar_gen3_phy_usb2_match_table);
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