[PATCH RESEND] usb: at91-udc: fix irq and iomem resource retrieval

Nicolas Ferre nicolas.ferre at atmel.com
Wed Feb 12 08:03:29 EST 2014


From: Jean-Jacques Hiblot <jjhiblot at traphandler.com>

When using dt resources retrieval (interrupts and reg properties) there is
no predefined order for these resources in the platform dev resource
table. Also don't expect the number of resource to be always 2.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot at traphandler.com>
Acked-by: Boris BREZILLON <b.brezillon at overkiz.com>
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
Cc: stable <stable at vger.kernel.org> # 3.4
---
 drivers/usb/gadget/at91_udc.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index cea8c20a1425..1926925a52a9 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1709,16 +1709,6 @@ static int at91udc_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	if (pdev->num_resources != 2) {
-		DBG("invalid num_resources\n");
-		return -ENODEV;
-	}
-	if ((pdev->resource[0].flags != IORESOURCE_MEM)
-			|| (pdev->resource[1].flags != IORESOURCE_IRQ)) {
-		DBG("invalid resource type\n");
-		return -ENODEV;
-	}
-
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res)
 		return -ENXIO;
-- 
1.8.2.2




More information about the linux-arm-kernel mailing list