[PATCH v2] usb: gadget/fsl_mxc_udc: Detect the CPU type in run-time

[eric@eukrea.com (Eric Bénard)]

On 19/01/2011 21:17, Fabio Estevam wrote:
> Make sure we are running on a MX35 processor.
>
> Signed-off-by: Fabio Estevam<fabio.estevam@freescale.com>
Acked-by: Eric B?nard <eric@eukrea.com>

> ---
>   drivers/usb/gadget/fsl_mxc_udc.c |   19 +++++++++++--------
>   1 files changed, 11 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/usb/gadget/fsl_mxc_udc.c b/drivers/usb/gadget/fsl_mxc_udc.c
> index 77b1eb5..c1a65cd 100644
> --- a/drivers/usb/gadget/fsl_mxc_udc.c
> +++ b/drivers/usb/gadget/fsl_mxc_udc.c
> @@ -89,14 +89,17 @@ void fsl_udc_clk_finalize(struct platform_device *pdev)
>   {
>   	struct fsl_usb2_platform_data *pdata = pdev->dev.platform_data;
>   #if defined(CONFIG_ARCH_MX35)
> -	unsigned int v;
> -
> -	/* workaround ENGcm09152 for i.MX35 */
> -	if (pdata->workaround&  FLS_USB2_WORKAROUND_ENGCM09152) {
> -		v = readl(MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
> -				USBPHYCTRL_OTGBASE_OFFSET));
> -		writel(v | USBPHYCTRL_EVDO, MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
> -				USBPHYCTRL_OTGBASE_OFFSET));
> +	if (cpu_is_mx35()) {
> +		unsigned int v;
> +
> +		/* workaround ENGcm09152 for i.MX35 */
> +		if (pdata->workaround&  FLS_USB2_WORKAROUND_ENGCM09152) {
> +			v = readl(MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
> +					USBPHYCTRL_OTGBASE_OFFSET));
> +			writel(v | USBPHYCTRL_EVDO,
> +				MX35_IO_ADDRESS(MX35_USB_BASE_ADDR +
> +					USBPHYCTRL_OTGBASE_OFFSET));
> +		}
>   	}
>   #endif
>