mxs: rename regs-clkctrl.h to regs-clkctrl-mx28.h

The CLKCTRL registers are SoC specific so we ought to have it clear on
filename.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

arch/arm/include/asm/arch-mxs/imx-regs.h

@@ -26,7 +26,7 @@
 #include <asm/arch/regs-apbh.h>
 #include <asm/arch/regs-base.h>
 #include <asm/arch/regs-bch.h>
-#include <asm/arch/regs-clkctrl.h>
+#include <asm/arch/regs-clkctrl-mx28.h>
 #include <asm/arch/regs-digctl.h>
 #include <asm/arch/regs-gpmi.h>
 #include <asm/arch/regs-i2c.h>

drivers/usb/host/ehci-mxs.c

@@ -23,7 +23,7 @@
 #include <asm/io.h>
 #include <asm/arch/regs-common.h>
 #include <asm/arch/regs-base.h>
-#include <asm/arch/regs-clkctrl.h>
+#include <asm/arch/regs-clkctrl-mx28.h>
 #include <asm/arch/regs-usb.h>
 #include <asm/arch/regs-usbphy.h>