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

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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@xxxxxxxxxxxxx>
Acked-by: Eric Bénard <eric@xxxxxxxxxx>

---
  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


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