[ARM] Convert asm/io.h to linux/io.h

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-omap2/clock.c

@@ -21,10 +21,9 @@
 #include <linux/errno.h>
 #include <linux/delay.h>
 #include <linux/clk.h>
+#include <linux/io.h>
 #include <asm/bitops.h>
 
-#include <asm/io.h>
-
 #include <mach/clock.h>
 #include <mach/sram.h>
 #include <mach/cpu.h>