提交 a51ea8cc 编写于 作者: F Fabio Estevam 提交者: Greg Kroah-Hartman

usb: gadget/fsl_mxc_udc: Detect the CPU type in run-time

Make sure we are running on a MX35 processor.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
上级 553fbcde
......@@ -88,15 +88,18 @@ int fsl_udc_clk_init(struct platform_device *pdev)
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 defined(CONFIG_SOC_IMX35)
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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