Re: [PATCH v2 10/16] usb: dwc3: add request p1p2p3 quirk

Felipe Balbi
2014-10-17T14:53:43Z

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On Fri, Oct 17, 2014 at 04:53:35PM +0800, Huang Rui wrote:
> AMD NL needs to enable always request P1/P2/P3 for U1/U2/U3 for AMD own phy.
>
> Signed-off-by: Huang Rui <ray.huang@amd.com>
> ---
> drivers/usb/dwc3/core.c | 3 +++
> drivers/usb/dwc3/core.h | 1 +
> drivers/usb/dwc3/dwc3-pci.c | 3 ++-
> drivers/usb/dwc3/platform_data.h | 1 +
> 4 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
> index 9d0a249..ec8b667 100644
> --- a/drivers/usb/dwc3/core.c
> +++ b/drivers/usb/dwc3/core.c
> @@ -377,6 +377,9 @@ static void dwc3_phy_setup(struct dwc3 *dwc)
> if (dwc->quirks & DWC3_QUIRK_U2SSINP3OK)
> reg |= DWC3_GUSB3PIPECTL_U2SSINP3OK;
>
> + if (dwc->quirks & DWC3_QUIRK_REQP1P2P3)

if (dwc->request_p1p2p3_quirk)

> diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
> index 1235eb3..7154d18 100644
> --- a/drivers/usb/dwc3/dwc3-pci.c
> +++ b/drivers/usb/dwc3/dwc3-pci.c
> @@ -151,7 +151,8 @@ static int dwc3_pci_probe(struct pci_dev *pci,
> dwc3_pdata.has_lpm_erratum = true;
> dwc3_pdata.quirks |= DWC3_QUIRK_AMD_NL
> | DWC3_QUIRK_U2EXIT_LFPS
> - | DWC3_QUIRK_U2SSINP3OK;
> + | DWC3_QUIRK_U2SSINP3OK
> + | DWC3_QUIRK_REQP1P2P3;

to be combined with the last patch in this series.

--
balbi

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