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authorPaul Cercueil <paul@crapouillou.net>2019-02-11 11:14:47 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-02-12 08:54:44 +0100
commitecd927ab7c8d513f1e7ebbc32d27b2919208bf4a (patch)
treec65cd37618b7952feb9b1dd8a0f639c1de4d5157 /Documentation/devicetree/bindings/usb/ingenic,jz4740-musb.txt
parentfce11867472bf6710693bbe83f1fd9ab5fcc7f0e (diff)
Documentation: dt: Add binding info for jz4740-musb driver
This commit adds documentation for the device-tree bindings of the jz4740-musb driver, which provides support for the USB gadget mode of the JZ4740 and similar SoCs from Ingenic. Signed-off-by: Paul Cercueil <paul@crapouillou.net> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Bin Liu <b-liu@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings/usb/ingenic,jz4740-musb.txt')
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diff --git a/Documentation/devicetree/bindings/usb/ingenic,jz4740-musb.txt b/Documentation/devicetree/bindings/usb/ingenic,jz4740-musb.txt
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+++ b/Documentation/devicetree/bindings/usb/ingenic,jz4740-musb.txt
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+Ingenic JZ4740 MUSB driver
+
+Required properties:
+
+- compatible: Must be "ingenic,jz4740-musb"
+- reg: Address range of the UDC register set
+- interrupts: IRQ number related to the UDC hardware
+- interrupt-names: must be "mc"
+- clocks: phandle to the "udc" clock
+- clock-names: must be "udc"
+
+Example:
+
+udc: usb@13040000 {
+ compatible = "ingenic,jz4740-musb";
+ reg = <0x13040000 0x10000>;
+
+ interrupt-parent = <&intc>;
+ interrupts = <24>;
+ interrupt-names = "mc";
+
+ clocks = <&cgu JZ4740_CLK_UDC>;
+ clock-names = "udc";
+};