From 5f01733dc755dfadfa51b7b3c6c160e632fc6002 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Tue, 24 Jul 2018 15:09:36 +0200 Subject: [PATCH 1/3] dt-bindings: phy-qcom-ipq4019-usb: add binding document This patch adds the binding documentation for the HS/SS USB PHY found inside Qualcom Dakota SoCs. Signed-off-by: John Crispin --- .../bindings/phy/phy-qcom-ipq4019-usb.txt | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-qcom-ipq4019-usb.txt --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-qcom-ipq4019-usb.txt @@ -0,0 +1,21 @@ +Qualcom Dakota HS/SS USB PHY + +Required properties: + - compatible: "qcom,usb-ss-ipq4019-phy", + "qcom,usb-hs-ipq4019-phy" + - reg: offset and length of the registers + - #phy-cells: should be 0 + - resets: the reset controllers as listed below + - reset-names: the names of the reset controllers + "por_rst" - the POR reset line for SS and HS phys + "srif_rst" - the SRIF reset line for HS phys +Example: + +hsphy@a8000 { + compatible = "qcom,usb-hs-ipq4019-phy"; + phy-cells = <0>; + reg = <0xa8000 0x40>; + resets = <&gcc USB2_HSPHY_POR_ARES>, + <&gcc USB2_HSPHY_S_ARES>; + reset-names = "por_rst", "srif_rst"; +};