From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Wang Subject: [PATCH 1/2] Documentation: bindings: add DT documentation for Rockchip USB2PHY Date: Tue, 31 May 2016 14:40:10 +0800 Message-ID: <1464676811-7418-2-git-send-email-frank.wang@rock-chips.com> References: <1464676811-7418-1-git-send-email-frank.wang@rock-chips.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1464676811-7418-1-git-send-email-frank.wang-TNX95d0MmH7DzftRWevZcw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+glpar-linux-rockchip=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org, dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, kishon-l0cyMroinI0@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org Cc: huangtao-TNX95d0MmH7DzftRWevZcw@public.gmane.org, Frank Wang , linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, frank.wang-TNX95d0MmH54rWYiEK1NRB2eb7JE58TQ@public.gmane.org, william.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org List-Id: linux-rockchip.vger.kernel.org Signed-off-by: Frank Wang --- .../bindings/phy/phy-rockchip-inno-usb2.txt | 48 ++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt new file mode 100644 index 0000000..4e537b2 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt @@ -0,0 +1,48 @@ +ROCKCHIP USB2.0 PHY WITH INNO IP BLOCK + +Required properties (phy (parent) node): + - compatible: should contain: + * "rockchip,rk3366-usb2phy" + - #clock-cells: should be 0. + - clock-names: specify the 480m output clk name. + +Optional properties: + - vbus_host-gpio: pull gpio high/low to control the host vbus power. + +Required nodes: a sub-node is required for each port the phy provides. + The sub-node name is used to identify host or otg port. + +Required properties (port (child) node): + - #phy-cells: must be 0. See ./phy-bindings.txt for details. + - interrupts: irq number for host/otg port. + - interrupt-names: interrupt name, in line with irq number. + +Example: + +grf: syscon@ff770000 { + compatible = "rockchip,rk3366-grf", "syscon", "simple-mfd"; + #address-cells = <1>; + #size-cells = <1>; + +... + + u2phy: usb2-phy { + compatible = "rockchip,rk3366-usb2phy"; + #clock-cells = <0>; + clock-output-names = "sclk_otgphy0_480m"; + + u2phy_otg: otg-port { + #phy-cells = <0>; + interrupts = ; + interrupt-names = "linestate"; + status = "okay"; + }; + + u2phy_host: host-port { + #phy-cells = <0>; + interrupts = ; + interrupt-names = "linestate"; + status = "okay"; + }; + }; +}; -- 1.7.9.5