[PATCH v2] usb: gadget: at91_udc: dt: fix platform_data check
Fabio Porcedda
fabio.porcedda at gmail.com
Tue Sep 11 22:07:47 EST 2012
Don't fail the initialization check for the platform_data
if there is avaiable an associated device tree node.
This patch fix the dt support introduced in 3.4-rc1 by commit
("d1494a3 USB: at91: Device udc add dt support").
Tested on a at91sam9260 based board (PRO3-EVK).
Signed-off-by: Fabio Porcedda <fabio.porcedda at gmail.com>
Cc: Stable <stable at vger.kernel.org> [v3.4+]
Cc: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
v2:
- better description
- add stable tag
drivers/usb/gadget/at91_udc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 1e35963..660fd53 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1699,7 +1699,7 @@ static int __devinit at91udc_probe(struct platform_device *pdev)
int retval;
struct resource *res;
- if (!dev->platform_data) {
+ if (!dev->platform_data && !pdev->dev.of_node) {
/* small (so we copy it) but critical! */
DBG("missing platform_data\n");
return -ENODEV;
--
1.7.11.3
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