ARM: OMAP: remove plat/clock.h

Remove arch/arm/plat-omap/include/plat/clock.h by merging it into
arch/arm/mach-omap1/clock.h and arch/arm/mach-omap2/clock.h.
The goal here is to facilitate ARM single image kernels by removing
includes via the "plat/" symlink.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
[tony@atomide.com: fixed to remove duplicate clock.h includes]
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c
index 94c838e..be8989e 100644
--- a/arch/arm/mach-omap2/pm24xx.c
+++ b/arch/arm/mach-omap2/pm24xx.c
@@ -36,12 +36,12 @@
 #include <asm/mach-types.h>
 #include <asm/system_misc.h>
 
-#include <plat/clock.h>
 #include <plat-omap/dma-omap.h>
 
 #include "../plat-omap/sram.h"
 
 #include "common.h"
+#include "clock.h"
 #include "prm2xxx_3xxx.h"
 #include "prm-regbits-24xx.h"
 #include "cm2xxx_3xxx.h"