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path: root/drivers/usb/host/ehci-hcd.c
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Diffstat (limited to 'drivers/usb/host/ehci-hcd.c')
-rw-r--r--drivers/usb/host/ehci-hcd.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 982f96e..6eb38a4 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -25,6 +25,7 @@
#include <usb.h>
#include <asm/io.h>
#include <malloc.h>
+#include <watchdog.h>
#include "ehci.h"
@@ -229,7 +230,7 @@ static int ehci_reset(void)
int ret = 0;
cmd = ehci_readl(&hcor->or_usbcmd);
- cmd |= CMD_RESET;
+ cmd = (cmd & ~CMD_RUN) | CMD_RESET;
ehci_writel(&hcor->or_usbcmd, cmd);
ret = handshake((uint32_t *)&hcor->or_usbcmd, CMD_RESET, 0, 250 * 1000);
if (ret < 0) {
@@ -452,6 +453,7 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer,
token = hc32_to_cpu(vtd->qt_token);
if (!(token & 0x80))
break;
+ WATCHDOG_RESET();
} while (get_timer(ts) < CONFIG_SYS_HZ);
/* Disable async schedule. */
@@ -491,6 +493,8 @@ ehci_submit_async(struct usb_device *dev, unsigned long pipe, void *buffer,
break;
default:
dev->status = USB_ST_CRC_ERR;
+ if ((token & 0x40) == 0x40)
+ dev->status |= USB_ST_STALLED;
break;
}
dev->act_len = length - ((token >> 16) & 0x7fff);