[PATCH v2 2/5] dt-bindings: Add a binding for Mediatek xHCI host controller
From: Chunfeng Yun <hidden>
Date: 2015-07-08 09:42:26
Also in:
linux-arm-kernel, linux-mediatek, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, usb subsystem · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Greg Kroah-Hartman
add a DT binding documentation of xHCI host controller for the MT8173 SoC from Mediatek. Signed-off-by: Chunfeng Yun <chunfeng.yun-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> --- .../devicetree/bindings/usb/mt8173-xhci.txt | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/mt8173-xhci.txt
diff --git a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt
new file mode 100644
index 0000000..94cec94
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt@@ -0,0 +1,27 @@ +MT65XX xhci + +The device node for Mediatek SOC usb3.0 host controller + +Required properties: + - compatible : supports "mediatek,mt8173-xhci" + - reg : Offset and length of registers + - interrupts : Interrupt mode, number and trigger mode + - reg-vusb33-supply: regulator of usb avdd3.3v + - reg-vbus-supply : regulator of vbus; + - usb-phy : the phy that xhci will bind + - usb3-lpm-capable: supports USB3 LPM + - clocks : must support all clocks that xhci needs + - clock-names: should be "sys_mac" for sys and mac clocks + +Example: +usb: usb30@11270000 { + compatible = "mediatek,mt8173-xhci"; + reg = <0 0x11270000 0 0x1000>; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; + reg-vusb33-supply = <&mt6397_vusb_reg>; + reg-vbus-supply = <&usb_p1_vbus>; + usb-phy = <&u3phy>; + usb3-lpm-capable; + clocks = <&topckgen CLK_TOP_USB30_SEL>; + clock-names = "sys_mac"; +};
--
1.8.1.1.dirty