diff options
Diffstat (limited to 'Documentation/devicetree/bindings/phy/ti-phy.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/phy/ti-phy.txt | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/phy/ti-phy.txt b/Documentation/devicetree/bindings/phy/ti-phy.txt index 9ce458f32945..305e3df3d9b1 100644 --- a/Documentation/devicetree/bindings/phy/ti-phy.txt +++ b/Documentation/devicetree/bindings/phy/ti-phy.txt @@ -9,15 +9,17 @@ Required properties: e.g. USB2_PHY on OMAP5. "ti,control-phy-pipe3" - if it has DPLL and individual Rx & Tx power control e.g. USB3 PHY and SATA PHY on OMAP5. + "ti,control-phy-pcie" - for pcie to support external clock for pcie and to + set PCS delay value. + e.g. PCIE PHY in DRA7x "ti,control-phy-usb2-dra7" - if it has power down register like USB2 PHY on DRA7 platform. "ti,control-phy-usb2-am437" - if it has power down register like USB2 PHY on AM437 platform. - - reg : Address and length of the register set for the device. It contains - the address of "otghs_control" for control-phy-otghs or "power" register - for other types. - - reg-names: should be "otghs_control" control-phy-otghs and "power" for - other types. + - reg : register ranges as listed in the reg-names property + - reg-names: "otghs_control" for control-phy-otghs + "power", "pcie_pcs" and "control_sma" for control-phy-pcie + "power" for all other types omap_control_usb: omap-control-usb@4a002300 { compatible = "ti,control-phy-otghs"; @@ -56,8 +58,8 @@ usb2phy@4a0ad080 { TI PIPE3 PHY Required properties: - - compatible: Should be "ti,phy-usb3" or "ti,phy-pipe3-sata". - "ti,omap-usb3" is deprecated. + - compatible: Should be "ti,phy-usb3", "ti,phy-pipe3-sata" or + "ti,phy-pipe3-pcie. "ti,omap-usb3" is deprecated. - reg : Address and length of the register set for the device. - reg-names: The names of the register addresses corresponding to the registers filled in "reg". @@ -69,10 +71,17 @@ Required properties: * "wkupclk" - wakeup clock. * "sysclk" - system clock. * "refclk" - reference clock. + * "dpll_ref" - external dpll ref clk + * "dpll_ref_m2" - external dpll ref clk + * "phy-div" - divider for apll + * "div-clk" - apll clock Optional properties: - ctrl-module : phandle of the control module used by PHY driver to power on the PHY. + - id: If there are multiple instance of the same type, in order to + differentiate between each instance "id" can be used (e.g., multi-lane PCIe + PHY). If "id" is not provided, it is set to default value of '1'. This is usually a subnode of ocp2scp to which it is connected. |