[U-Boot] [RESEND PATCH] usb: xhci: support 1.1 or later version

Chunfeng Yun chunfeng.yun at mediatek.com
Fri Nov 8 06:32:08 UTC 2019


The xHCI 1.1 version also need set Transfer Type field

Signed-off-by: Chunfeng Yun <chunfeng.yun at mediatek.com>
---
 drivers/usb/host/xhci-ring.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 119b418..6a469e1 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -827,7 +827,7 @@ int xhci_ctrl_tx(struct usb_device *udev, unsigned long pipe,
 		field |= 0x1;
 
 	/* xHCI 1.0 6.4.1.2.1: Transfer Type field */
-	if (HC_VERSION(xhci_readl(&ctrl->hccr->cr_capbase)) == 0x100) {
+	if (HC_VERSION(xhci_readl(&ctrl->hccr->cr_capbase)) >= 0x100) {
 		if (length > 0) {
 			if (req->requesttype & USB_DIR_IN)
 				field |= (TRB_DATA_IN << TRB_TX_TYPE_SHIFT);
-- 
1.8.1.1.dirty



More information about the U-Boot mailing list