[PATCH v2] usb: gadget/fsl_mxc_udc: Detect the CPU type in run-time
Fabio Estevam
fabio.estevam at freescale.com
Wed Jan 19 15:17:03 EST 2011
Make sure we are running on a MX35 processor.
Signed-off-by: Fabio Estevam <fabio.estevam at freescale.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
--
1.6.0.4
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