arm: zynq: Add SLCR support with system reset

The patch provides slcr base address initialization support
and a support to reset the cpu through slcr driver,
hence removed the reset_cpu() from board.c.

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/cpu/armv7/zynq/cpu.c b/arch/arm/cpu/armv7/zynq/cpu.c
index ab615cc..91618d3 100644
--- a/arch/arm/cpu/armv7/zynq/cpu.c
+++ b/arch/arm/cpu/armv7/zynq/cpu.c
@@ -21,11 +21,13 @@
  * MA 02111-1307 USA
  */
 #include <common.h>
+#include <asm/arch/sys_proto.h>
 
 inline void lowlevel_init(void) {}
 
 void reset_cpu(ulong addr)
 {
+	zynq_slcr_cpu_reset();
 	while (1)
 		;
 }