Hi, On Mon, Apr 28, 2014 at 04:34:17PM +0300, Ivan T. Ivanov wrote: > From: "Ivan T. Ivanov" <iivanov@xxxxxxxxxx> > > Allow support to use 2nd HSPHY with USB2 Core. > Some platforms may have configuration to allow USB controller > work with any of the two HSPHYs present. By default driver > configures USB core to use primary HSPHY. Add support to allow > user select 2nd HSPHY using DT parameter. > > Signed-off-by: Ivan T. Ivanov <iivanov@xxxxxxxxxx> > Cc: Manu Gautam <mgautam@xxxxxxxxxxxxxx> > --- > .../devicetree/bindings/usb/msm-hsusb.txt | 6 ++++++ > drivers/usb/phy/phy-msm-usb.c | 24 ++++++++++++++++++++-- > include/linux/usb/msm_hsusb.h | 1 + > include/linux/usb/msm_hsusb_hw.h | 1 + > 4 files changed, 30 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/usb/msm-hsusb.txt b/Documentation/devicetree/bindings/usb/msm-hsusb.txt > index ee4123d..0669667 100644 > --- a/Documentation/devicetree/bindings/usb/msm-hsusb.txt > +++ b/Documentation/devicetree/bindings/usb/msm-hsusb.txt > @@ -59,6 +59,12 @@ Optional properties: > For example: qcom,phy-init-sequence = < -1 0x63 >; > Will update only value at address ULPI_EXT_VENDOR_SPECIFIC + 1. > > +- qcom,phy-num: Select number of pyco-phy to use, can be one of > + 0 - PHY one, default > + 1 - Second PHY > + Some platforms may have configuration to allow USB > + controller work with any of the two HSPHYs present. I have a feeling there's a better to do this with of alias. But it would be good if Kumar or any of the DT folks could pitch in. -- balbi
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