USB: mxc: gadget: remove 60mhz clock requirement for freescale mx51 usb core

renamed fsl_mx3_udc.c -> fsl_mxc_udc.c
for mx51, usb core is clocked from sources that are not 60mhz.

Signed-off-by: Dinh Nguyen <Dinh.Nguyen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

2 files changed, 9 insertions, 7 deletions

diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index a55050c17893..9bcde110feb1 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -20,7 +20,7 @@ obj-$(CONFIG_USB_ATMEL_USBA)	+= atmel_usba_udc.o
 obj-$(CONFIG_USB_FSL_USB2)      += fsl_usb2_udc.o
 fsl_usb2_udc-objs               := fsl_udc_core.o
 ifeq ($(CONFIG_ARCH_MXC),y)
-fsl_usb2_udc-objs               += fsl_mx3_udc.o
+fsl_usb2_udc-objs               += fsl_mxc_udc.o
 endif
 obj-$(CONFIG_USB_M66592)        += m66592-udc.o
 obj-$(CONFIG_USB_R8A66597)      += r8a66597-udc.o
diff --git a/drivers/usb/gadget/fsl_mx3_udc.c b/drivers/usb/gadget/fsl_mxc_udc.c
index 20a802ecaa15..d0b8bde59e59 100644
--- a/drivers/usb/gadget/fsl_mx3_udc.c
+++ b/drivers/usb/gadget/fsl_mxc_udc.c
@@ -50,12 +50,14 @@ int fsl_udc_clk_init(struct platform_device *pdev)
                 goto egusb;
         }
 
-        freq = clk_get_rate(mxc_usb_clk);
-        if (pdata->phy_mode != FSL_USB2_PHY_ULPI &&
-            (freq < 59999000 || freq > 60001000)) {
-                dev_err(&pdev->dev, "USB_CLK=%lu, should be 60MHz\n", freq);
-                ret = -EINVAL;
-                goto eclkrate;
+        if (!cpu_is_mx51()) {
+                freq = clk_get_rate(mxc_usb_clk);
+                if (pdata->phy_mode != FSL_USB2_PHY_ULPI &&
+                    (freq < 59999000 || freq > 60001000)) {
+                        dev_err(&pdev->dev, "USB_CLK=%lu, should be 60MHz\n", freq);
+                        ret = -EINVAL;
+                        goto eclkrate;
+                }
         }
 
         ret = clk_enable(mxc_usb_clk);