On 04/08/15 18:20, Kishon Vijay Abraham I wrote:
> The USB2 PHY2 has a different register map compared to USB2 PHY1
> to power on/off the PHY. In order to handle it, add a new
> "compatible" string.
>
> Signed-off-by: Kishon Vijay Abraham I <[email protected]>
> ---
> Documentation/devicetree/bindings/phy/ti-phy.txt | 2 ++
> drivers/phy/phy-omap-usb2.c | 9 +++++++++
> 2 files changed, 11 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/phy/ti-phy.txt
> b/Documentation/devicetree/bindings/phy/ti-phy.txt
> index 49e5b0c..a061077 100644
> --- a/Documentation/devicetree/bindings/phy/ti-phy.txt
> +++ b/Documentation/devicetree/bindings/phy/ti-phy.txt
> @@ -31,6 +31,8 @@ OMAP USB2 PHY
>
> Required properties:
> - compatible: Should be "ti,omap-usb2"
> + Should be "ti,dra7x-usb2-phy2" for the 2nd instance of USB2 PHY
> + in DRA7x
> - reg : Address and length of the register set for the device.
> - #phy-cells: determine the number of cells that should be given in the
> phandle while referencing this phy.
> diff --git a/drivers/phy/phy-omap-usb2.c b/drivers/phy/phy-omap-usb2.c
> index b5c266a..2f7220f 100644
> --- a/drivers/phy/phy-omap-usb2.c
> +++ b/drivers/phy/phy-omap-usb2.c
> @@ -159,6 +159,11 @@ static const struct usb_phy_data dra7x_usb2_data = {
> .flags = OMAP_USB2_CALIBRATE_FALSE_DISCONNECT,
> };
>
> +static const struct usb_phy_data dra7x_usb2_phy2_data = {
> + .label = "dra7x_usb2_phy2",
> + .flags = OMAP_USB2_CALIBRATE_FALSE_DISCONNECT,
> +};
> +
> static const struct usb_phy_data am437x_usb2_data = {
> .label = "am437x_usb2",
> .flags = 0,
> @@ -178,6 +183,10 @@ static const struct of_device_id omap_usb2_id_table[] = {
> .data = &dra7x_usb2_data,
> },
> {
> + .compatible = "ti,dra7x-usb2-phy2",
> + .data = &dra7x_usb2_phy2_data,
Why is this needed? You can reuse dra7x_usb2_data as is.
> + },
> + {
> .compatible = "ti,am437x-usb2",
> .data = &am437x_usb2_data,
> },
>
cheers,
-roger
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