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usb: dwc2: fix the maximum dieptsizn/doeptsizn 

The maximum transfer size supported should be 2^19 bytes
from Table 5-79 (P372) of the DWC OTG Databook V3.10.

Change-Id: I258b6c2119270fa2f31453af86f7eb179359e171
Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
This commit is contained in:
Frank Wang 2018-09-11 18:12:13 +08:00 committed by Kever Yang
parent 812df22a14
commit 5b2bcb4f48
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/dwc2_udc_otg_regs.h
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@ -262,7 +262,7 @@ struct dwc2_usbotg_reg {
#define DOEPT_SIZ_PKT_CNT(x) (x << 19)
#define DOEPT_SIZ_XFER_SIZE(x) (x << 0)
#define DOEPT_SIZ_XFER_SIZE_MAX_EP0 (0x7F << 0)
#define DOEPT_SIZ_XFER_SIZE_MAX_EP (0x7FFF << 0)
#define DOEPT_SIZ_XFER_SIZE_MAX_EP (0x7FFFF << 0)
/* Device Endpoint-N Control Register (DIEPCTLn/DOEPCTLn) */
#define DIEPCTL_TX_FIFO_NUM(x) (x << 22)