From b281dc630b41cd5d0c8600ffb3230ef9dc222b30 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Mon, 12 Sep 2016 21:24:58 +0300 Subject: [PATCH] usb: dwc3: of-simple: add compatible for Cavium Add necessary compatible flag for Cavium's DWC3 so dwc3-of-simple will probe. Tested-by: Steven J. Hill Signed-off-by: Felipe Balbi --- .../devicetree/bindings/usb/dwc3-cavium.txt | 28 ++++++++++++++++++++++ drivers/usb/dwc3/dwc3-of-simple.c | 1 + 2 files changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/dwc3-cavium.txt diff --git a/Documentation/devicetree/bindings/usb/dwc3-cavium.txt b/Documentation/devicetree/bindings/usb/dwc3-cavium.txt new file mode 100644 index 0000000..710b782 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/dwc3-cavium.txt @@ -0,0 +1,28 @@ +Cavium SuperSpeed DWC3 USB SoC controller + +Required properties: +- compatible: Should contain "cavium,octeon-7130-usb-uctl" + +Required child node: +A child node must exist to represent the core DWC3 IP block. The name of +the node is not important. The content of the node is defined in dwc3.txt. + +Example device node: + + uctl@1180069000000 { + compatible = "cavium,octeon-7130-usb-uctl"; + reg = <0x00011800 0x69000000 0x00000000 0x00000100>; + ranges; + #address-cells = <0x00000002>; + #size-cells = <0x00000002>; + refclk-frequency = <0x05f5e100>; + refclk-type-ss = "dlmc_ref_clk0"; + refclk-type-hs = "dlmc_ref_clk0"; + power = <0x00000002 0x00000002 0x00000001>; + xhci@1690000000000 { + compatible = "cavium,octeon-7130-xhci", "synopsys,dwc3"; + reg = <0x00016900 0x00000000 0x00000010 0x00000000>; + interrupt-parent = <0x00000010>; + interrupts = <0x00000009 0x00000004>; + }; + }; diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c index ed6bbb3..fe414e7 100644 --- a/drivers/usb/dwc3/dwc3-of-simple.c +++ b/drivers/usb/dwc3/dwc3-of-simple.c @@ -176,6 +176,7 @@ static const struct of_device_id of_dwc3_simple_match[] = { { .compatible = "qcom,dwc3" }, { .compatible = "rockchip,rk3399-dwc3" }, { .compatible = "xlnx,zynqmp-dwc3" }, + { .compatible = "cavium,octeon-7130-usb-uctl" }, { /* Sentinel */ } }; MODULE_DEVICE_TABLE(of, of_dwc3_simple_match); -- 2.7.4