Hi Heiko On 05/27/2016 04:29 PM, Heiko Stuebner wrote:
Hi Chris, Am Freitag, 27. Mai 2016, 14:02:15 schrieb Chris Zhong:This patch adds a binding that describes the Rockchip USB Type-C PHY for rk3399. Signed-off-by: Chris Zhong <zyw@xxxxxxxxxxxxxx> --- .../devicetree/bindings/phy/phy-rockchip-typec.txt | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt new file mode 100644 index 0000000..402f667 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt @@ -0,0 +1,55 @@ +ROCKCHIP type-c PHY + +Required properties: + - compatible: should be "rockchip,rk3399-typec-phy" + - reg : Address and length of the usb phy control register set + - rockchip,grf : phandle to the syscon managing the "general + register files" + - clocks : phandle + clock specifier for the phy clocks + - clock-names: string, clock name, must be "tcpdcore", "tcpdphy_ref"; + - resets : a list of phandle + reset specifier pairs + - reset-names : string reset name, must be: + "tcphy_rst", "tcphy_pipe_rst", "uphy_tcphy_rst" + - #phy-cells: Must be 0. See ./phy-bindings.txt for details. + - rockchip,usb3phy*: phy registers embed in grf + +Example: + tcphy0: phy@ff7c0000 { + compatible = "rockchip,rk3399-typec-phy"; + reg = <0x0 0xff7c0000 0x0 0x40000>; + #phy-cells = <0>; + rockchip,grf = <&grf>; + clocks = <&cru SCLK_UPHY0_TCPDCORE>, + <&cru SCLK_UPHY0_TCPDPHY_REF>; + clock-names = "tcpdcore", "tcpdphy_ref"; + resets = <&cru SRST_UPHY0>, + <&cru SRST_UPHY0_PIPE_L00>, + <&cru SRST_P_UPHY0_TCPHY>; + reset-names = "tcphy_rst", "tcphy_pipe_rst", "uphy_tcphy_rst"; + rockchip,usb3phy_con0 = <0x0e580 0 16>; + rockchip,usb3phy_con1 = <0x0e584 0 16>; + rockchip,usb3phy_con2 = <0x0e588 0 16>; + rockchip,usb3phy_status0 = <0x0e5c0 0 13>; + rockchip,usb3phy_status1 = <0x0e5c4 0 12>;please embedded this register data in the driver instead (not in the devicetree), matched against the compatible value. See Frank's usb2phy driver for reference if needed.
Okay, I will move them to driver file next version, Thanks.
Thanks Heiko
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