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| author | Marek Vasut <marex@denx.de> | 2016-04-26 03:02:35 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2016-05-03 19:21:18 +0200 |
| commit | e96e064f51139c4af39f14499564ef76e40bbc29 (patch) | |
| tree | b3fcb42cef26f512cd1198ab040e07f97038db98 /drivers | |
| parent | b4fbd089e4b7ead53d4a27148f6df9c18572b1ce (diff) | |
| download | u-boot-imx-e96e064f51139c4af39f14499564ef76e40bbc29.zip u-boot-imx-e96e064f51139c4af39f14499564ef76e40bbc29.tar.gz u-boot-imx-e96e064f51139c4af39f14499564ef76e40bbc29.tar.bz2 | |
usb: dwc2: Init desc_before_addr
Initialize desc_before_addr, otherwise the USB core won't send the
first 64B Get Device Descriptor request in common/usb.c function
usb_setup_descriptor() . There are some USB devices which expect
this sequence and otherwise can misbehave.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/dwc2.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c index 0c4adaf..30b51b3 100644 --- a/drivers/usb/host/dwc2.c +++ b/drivers/usb/host/dwc2.c @@ -1201,6 +1201,9 @@ static int dwc2_usb_ofdata_to_platdata(struct udevice *dev) static int dwc2_usb_probe(struct udevice *dev) { struct dwc2_priv *priv = dev_get_priv(dev); + struct usb_bus_priv *bus_priv = dev_get_uclass_priv(dev); + + bus_priv->desc_before_addr = true; return dwc2_init_common(priv); } |