diff options
| author | Huang Rui <ray.huang@amd.com> | 2014-10-28 19:54:22 +0800 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2014-11-03 10:03:35 -0600 |
| commit | 2eac3992897e3e1be40e518032dbfd6aeca1932b (patch) | |
| tree | 0f8e919082374d2f07c38c025e53e8d46b71d7d4 /drivers/usb/dwc3 | |
| parent | 1e5e2d3d055436c114e2f16145b83339aed024ff (diff) | |
usb: dwc3: enable hibernation if to be supported
It enables hibernation if the function is set in coreConsultant.
Suggested-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index fa396fc57a85..2f7aecc620e7 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -449,6 +449,12 @@ static int dwc3_core_init(struct dwc3 *dwc) case DWC3_GHWPARAMS1_EN_PWROPT_HIB: /* enable hibernation here */ dwc->nr_scratch = DWC3_GHWPARAMS4_HIBER_SCRATCHBUFS(hwparams4); + + /* + * REVISIT Enabling this bit so that host-mode hibernation + * will work. Device-mode hibernation is not yet implemented. + */ + reg |= DWC3_GCTL_GBLHIBERNATIONEN; break; default: dev_dbg(dwc->dev, "No power optimization available\n"); |