[U-Boot] [PATCH] usb: Add WATCHDOG_RESET call to polling loop
Stefan Roese
sr at denx.de
Fri Nov 26 15:43:28 CET 2010
This watchdog reset call is needed here, otherwise the lwmon5 board
(PPC440EPx based) will reset upon the "usb reset" command.
Signed-off-by: Stefan Roese <sr at denx.de>
Cc: Remy Bohmer <linux at bohmer.net>
---
drivers/usb/host/ehci-hcd.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 982f96e..b88488e 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"
@@ -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. */
--
1.7.3.2
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