u8500: Moving processor-specific functions to cpu area.

Functions such as providing power to the MMC device and reading
the processor version register should be in the cpu area for
access by multiple u8500-based boards.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: John Rigby <john.rigby@linaro.org>
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/arch/arm/include/asm/arch-u8500/sys_proto.h b/arch/arm/include/asm/arch-u8500/sys_proto.h
index bac5e79..a8ef9e5 100644
--- a/arch/arm/include/asm/arch-u8500/sys_proto.h
+++ b/arch/arm/include/asm/arch-u8500/sys_proto.h
@@ -23,5 +23,6 @@
 #define _SYS_PROTO_H_
 
 void gpio_init(void);
+int u8500_mmc_power_init(void);
 
 #endif  /* _SYS_PROTO_H_ */