[U-Boot] [PATCH v2 14/14] usb:ci_udc: don't overwrite configuration on pullup

Ramon Fried
2018-09-21T10:35:56Z

change writel to writebits32 in ci_pullup() in order
to keep phy configuration in tact.

Signed-off-by: Ramon Fried <ramon.fried@gmail.com>
---

Changes in v2:
Patch introduced

drivers/usb/gadget/ci_udc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/ci_udc.c b/drivers/usb/gadget/ci_udc.c
index 8d23fab3b7..0a84f6850d 100644
--- a/drivers/usb/gadget/ci_udc.c
+++ b/drivers/usb/gadget/ci_udc.c
@@ -906,7 +906,8 @@ static int ci_pullup(struct usb_gadget *gadget, int is_on)
writel(0xffffffff, &udc->epflush);

/* Turn on the USB connection by enabling the pullup resistor */
- writel(USBCMD_ITC(MICRO_8FRAME) | USBCMD_RUN, &udc->usbcmd);
+ setbits_le32(&udc->usbcmd, USBCMD_ITC(MICRO_8FRAME) |
+ USBCMD_RUN);
} else {
udc_disconnect();
}
--
2.18.0