On Thu, Apr 30, 2020 at 7:47 AM Frank Wang <frank.w...@rock-chips.com> wrote:
>
> Add a quirk to clear the GUSB2PHYCFG.ENBLSLPM bit, which controls
> whether the PHY receives the suspend signal from the controller.
>
> Refer to commit ec791d149bca("usb: dwc3: Add dis_enblslpm_quirk")
> in Linux Kernel.
>
> Signed-off-by: Frank Wang <frank.w...@rock-chips.com>
> Reviewed-by: Kever Yang <kever.y...@rock-chips.com>
> ---
> drivers/usb/dwc3/core.c | 6 ++++++
> drivers/usb/dwc3/core.h | 1 +
> include/dwc3-uboot.h | 1 +
> 3 files changed, 8 insertions(+)
>
> diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
> index 4ec3f6df6a..a80e7d54aa 100644
> --- a/drivers/usb/dwc3/core.c
> +++ b/drivers/usb/dwc3/core.c
> @@ -395,6 +395,9 @@ static void dwc3_phy_setup(struct dwc3 *dwc)
> if (dwc->dis_u2_susphy_quirk)
> reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
>
> + if (dwc->dis_enblslpm_quirk)
> + reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
> +
This patch alone seems not building with DWC3
enabled,drivers/usb/dwc3/core.c: In function ‘dwc3_phy_setup’:
drivers/usb/dwc3/core.c:399:11: error: ‘DWC3_GUSB2PHYCFG_ENBLSLPM’
undeclared (first use in this function)
reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
Add this macros to core.h
Jagan.
