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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 17:03:56 (GMT)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 17:03:56 (GMT)
commit593d1006cdf710ab3469c0c37c184fea0bc3da97 (patch)
treee4db58440018a52089e8d6b39160f753ab10df99 /drivers/usb/host/ohci-at91.c
parent5217192b85480353aeeb395574e60d0db04f3676 (diff)
parent9b20aa63b8fc9a6a3b6831f4eae3621755e51211 (diff)
downloadlinux-fsl-qoriq-593d1006cdf710ab3469c0c37c184fea0bc3da97.tar.xz
Merge remote-tracking branch 'tip/core/rcu' into next.2012.09.25b
Resolved conflict in kernel/sched/core.c using Peter Zijlstra's approach from https://lkml.org/lkml/2012/9/5/585.
Diffstat (limited to 'drivers/usb/host/ohci-at91.c')
-rw-r--r--drivers/usb/host/ohci-at91.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index a665b3e..aaa8d2b 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -570,6 +570,16 @@ static int __devinit ohci_hcd_at91_drv_probe(struct platform_device *pdev)
if (pdata) {
at91_for_each_port(i) {
+ /*
+ * do not configure PIO if not in relation with
+ * real USB port on board
+ */
+ if (i >= pdata->ports) {
+ pdata->vbus_pin[i] = -EINVAL;
+ pdata->overcurrent_pin[i] = -EINVAL;
+ break;
+ }
+
if (!gpio_is_valid(pdata->vbus_pin[i]))
continue;
gpio = pdata->vbus_pin[i];