From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shawn Guo Subject: [PATCH v2 1/2] dt-bindings: add bindings doc for HiSilicon INNO USB2 PHY Date: Mon, 23 Oct 2017 19:35:11 +0800 Message-ID: <1508758512-22900-2-git-send-email-shawnguo@kernel.org> References: <1508758512-22900-1-git-send-email-shawnguo@kernel.org> Return-path: In-Reply-To: <1508758512-22900-1-git-send-email-shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Kishon Vijay Abraham I Cc: Rob Herring , Pengcheng Li , Jianguo Sun , Jiancheng Xue , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Shawn Guo List-Id: devicetree@vger.kernel.org From: Pengcheng Li It adds device tree bindings document for HiSilicon INNO USB2 PHY. Signed-off-by: Pengcheng Li Signed-off-by: Jiancheng Xue Signed-off-by: Shawn Guo --- .../devicetree/bindings/phy/phy-hisi-inno-usb2.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt diff --git a/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt new file mode 100644 index 000000000000..4ef7af24a703 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-hisi-inno-usb2.txt @@ -0,0 +1,31 @@ +HiSilicon INNO USB2 PHY + +Required properties: +- compatible: Should be one of the following strings: + "hisilicon,inno-usb2-phy", + "hisilicon,hi3798cv200-usb2-phy". +- #phy-cells: Should be 1. The specifier is the index of the PHY port to + reference. +- hisilicon,peripheral-syscon: The phandle of syscon used to control PHY, + followed by a integer cell which defines the syscon register offset used + to talk to PHY. +- clocks: The phandle and clock specifier pair for reference clock utmi_refclk. +- resets: The list of phandle and reset specifier pairs for each reset signal + in reset-names. +- reset-names: Should contain "power_on", "utmi0" and "utmi1". The "utmi1" + should exist only if the device has two PHY port. + +Refer to phy/phy-bindings.txt for the generic PHY binding properties + +Example: + + usb2_phy1: usb2-phy1 { + compatible = "hisilicon,hi3798cv200-usb2-phy"; + #phy-cells = <1>; + hisilicon,peripheral-syscon = <&peri_ctrl 0x120>; + clocks = <&crg HISTB_USB2_PHY1_REF_CLK>; + resets = <&crg 0xbc 4>, + <&crg 0xbc 8>, + <&crg 0xbc 9>; + reset-names = "power_on", "utmi0", "utmi1"; + }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html