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usb: gadget: at91-udc: fix irq and iomem resource retrieval

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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@traphandler.com>
Acked-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: stable <stable@vger.kernel.org> # 3.4
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Jean-Jacques Hiblot 2014-03-12 17:30:08 +01:00 committed by Felipe Balbi
parent 66668991c3
commit 886c7c426d
1 changed files with 0 additions and 10 deletions
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10
drivers/usb/gadget/at91_udc.c
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@ -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;