diff options
| author | Grigor Tovmasyan <Grigor.Tovmasyan@synopsys.com> | 2018-05-05 12:17:58 +0400 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-05-15 10:16:47 +0300 |
| commit | b43ebc96e985fed9417c6aff769a6839bdaa6cdf (patch) | |
| tree | 5b2c05b2f796e8ff680d440f9935e525d890d34c /drivers/usb/dwc2/gadget.c | |
| parent | 37981e00503f6bdeb99108ff90199002c3eec2f5 (diff) | |
| download | lwn-b43ebc96e985fed9417c6aff769a6839bdaa6cdf.tar.gz lwn-b43ebc96e985fed9417c6aff769a6839bdaa6cdf.zip | |
usb: dwc2: Add Interpacket Gap(IPG) feature support
Added GHWCFG4_IPG_ISOC_SUPPORTED and DCFG_IPG_ISOC_SUPPORDED
bits definitions to enable/disable IPG feature.
Added ipg_isoc_en core parameter which will indicate IPG support
enable/disable and initialize it.
Signed-off-by: Grigor Tovmasyan <tovmasya@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 403e99026c52..abd22b4f8c99 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -3236,6 +3236,9 @@ void dwc2_hsotg_core_init_disconnected(struct dwc2_hsotg *hsotg, dcfg |= DCFG_DEVSPD_HS; } + if (hsotg->params.ipg_isoc_en) + dcfg |= DCFG_IPG_ISOC_SUPPORDED; + dwc2_writel(dcfg, hsotg->regs + DCFG); /* Clear any pending OTG interrupts */ |