On Sat, Sep 22, 2012 at 09:39:15AM -0500, Kumar Gala wrote:
>
> On Sep 21, 2012, at 11:43 AM, Greg KH wrote:
>
> > On Tue, Sep 18, 2012 at 04:52:39PM +0800, Shengzhou Liu wrote:
> >> when missing USB PHY clock, kernel booting up will hang during USB
> >> initialization. We should check USBGP[PHY_CLK_VALID] bit to avoid
> >> CPU hanging in this case.
> >>
> >> Signed-off-by: Shengzhou Liu <Shengzhou.Liu@xxxxxxxxxxxxx>
> >> ---
> >> v3 change: no check for UTMI PHY.
> >> v2 change: use spin_event_timeout() instead.
> >>
> >> drivers/usb/host/ehci-fsl.c | 57 +++++++++++++++++++++++++++++-------------
> >> drivers/usb/host/ehci-fsl.h | 1 +
> >> include/linux/fsl_devices.h | 1 +
> >> 3 files changed, 41 insertions(+), 18 deletions(-)
> >
> > This is already applied, right?
> >
> > greg k-h
>
> It appears that v2 of the patch is applied to your usb-next branch.
>
> in drivers/usb/host/ehci-fsl.c
>
> V2:
> @@ -262,23 +266,34 @@ static void ehci_fsl_setup_phy(struct usb_hcd *hcd,
> case FSL_USB2_PHY_NONE:
> break;
> }
> +
> + if ((pdata->controller_ver) && ((phy_mode == FSL_USB2_PHY_ULPI) ||
> + (phy_mode == FSL_USB2_PHY_UTMI))) {
>
> V3:
>
> @@ -262,23 +266,33 @@ static void ehci_fsl_setup_phy(struct usb_hcd *hcd,
>
> case FSL_USB2_PHY_NONE:
> break;
> }
>
> +
> + if (pdata->controller_ver && (phy_mode == FSL_USB2_PHY_ULPI)) {
> + /* check PHY_CLK_VALID to get phy clk valid */
Ok, can someone please make the incremental patch that I need to apply
here and send it to me?
thanks,
greg k-h
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