ARM: zynq: Not to rewrite jump code when starting address is 0x0

This configuration is used by remoteproc.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/mach-zynq/platsmp.c

@@ -53,7 +53,7 @@ int __cpuinit zynq_cpun_start(u32 address, int cpu)
 						&zynq_secondary_trampoline;
 
 		zynq_slcr_cpu_stop(cpu);
-
+		if (address) {
 			if (__pa(PAGE_OFFSET)) {
 				zero = ioremap(0, trampoline_code_size);
 				if (!zero) {
@@ -80,7 +80,7 @@ int __cpuinit zynq_cpun_start(u32 address, int cpu)
 
 			if (__pa(PAGE_OFFSET))
 				iounmap(zero);
-
+		}
 		zynq_slcr_cpu_start(cpu);
 
 		return 0;