arm: omap_i2c: Remove unwanted header file inclusion

There is no need for to include this header here, so drop it.
Signed-off-by: NVignesh R <vigneshr@ti.com>
Reviewed-by: NHeiko Schocher <hs@denx.de>
Reviewed-by: NLokesh Vutla <lokeshvutla@ti.com>

arch/arm/include/asm/omap_i2c.h

@@ -3,8 +3,6 @@
 #ifndef _OMAP_I2C_H
 #define _OMAP_I2C_H
 
-#include <asm/arch/cpu.h>
-
 #ifdef CONFIG_DM_I2C
 
 /* Information about a GPIO bank */