ARM: kirkwood/orion5x: Use reset_cpu definition in include/common.h

include/common.h has the reset_cpu defined already. No need to
re-define here.
Signed-off-by: NDinh Nguyen <dinguyen@altera.com>
Signed-off-by: NPavel Machek <pavel@denx.de>
Acked-By: NPrafulla Wadaskar <Prafulla@marvell.com>

arch/arm/include/asm/arch-kirkwood/cpu.h

@@ -155,7 +155,6 @@ struct kwgpio_registers {
 /*
  * functions
  */
-void reset_cpu(unsigned long ignored);
 unsigned char get_random_hex(void);
 unsigned int kw_sdram_bar(enum memory_bank bank);
 unsigned int kw_sdram_bs(enum memory_bank bank);

arch/arm/include/asm/arch-orion5x/cpu.h

@@ -251,7 +251,6 @@ struct orion5x_ddr_addr_decode_registers {
 /*
  * functions
  */
-void reset_cpu(unsigned long ignored);
 u32 orion5x_device_id(void);
 u32 orion5x_device_rev(void);
 unsigned int orion5x_winctrl_calcsize(unsigned int sizeval);