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

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Message-ID: <532075EC.7060809@atmel.com>
Date:	Wed, 12 Mar 2014 15:57:48 +0100
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>
CC:	stable <stable@...r.kernel.org>, <jjhiblot@...phandler.com>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <b.brezillon@...rkiz.com>
Subject: Re: [PATCH RESEND] usb: at91-udc: fix irq and iomem resource retrieval

On 12/02/2014 14:03, Nicolas Ferre :
> From: Jean-Jacques Hiblot <jjhiblot@...phandler.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@...phandler.com>
> Acked-by: Boris BREZILLON <b.brezillon@...rkiz.com>
> Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>
> Cc: stable <stable@...r.kernel.org> # 3.4

Gentle ping, after having resent the patch itself.

> ---
>  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;
> 


-- 
Nicolas Ferre
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