On 10/07/2016 11:42 AM, ahaslam@xxxxxxxxxxxx wrote:
From: Axel Haslam <ahaslam@xxxxxxxxxxxx> This patch documents the device tree bindings required for the ohci controller found in TI da8xx family of SoC's Signed-off-by: Axel Haslam <ahaslam@xxxxxxxxxxxx> --- .../devicetree/bindings/usb/ohci-da8xx.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/usb/ohci-da8xx.txt diff --git a/Documentation/devicetree/bindings/usb/ohci-da8xx.txt b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt new file mode 100644 index 0000000..e954ce5 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/ohci-da8xx.txt @@ -0,0 +1,32 @@ +DA8XX USB OHCI controller + +Required properties: + + - compatible: Should be "ti,da830-ohci" + - reg: Should contain one register range i.e. start and length + - interrupts: Description of the interrupt line + - phys: Phandle for the PHY device + - phy-names: Should be "usb-phy" +
If these are required, shouldn't they say "Must" instead of "Should"?
+Optional properties: + - vbus-gpio: If present, specifies a gpio that needs to be + activated for the bus to be powered. + - oci-gpio: If present, specifies a gpio that needs to be + activated for the overcurrent detection. + - power_on_delay: Power On to Power Good time - in ms. + +Example for omap138-lck: + +usb_phy: usb-phy { + compatible = "ti,da830-usb-phy"; + #phy-cells = <1>; + status = "disabled"; +}; +usb11: usb11@0225000 { + compatible = "ti,da830-ohci"; + reg = <0x225000 0x1000>; + interrupts = <59>; + phys = <&usb_phy 1>; + phy-names = "usb-phy"; + status = "disabled"; +};
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