ARM: socfpga: use CPU_METHOD_OF_DECLARE for socfpga_cyclone5

Convert cyclone5/arria5 to use CPU_METHOD_OF_DECLARE for smp operations.
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>

arch/arm/mach-socfpga/core.h

@@ -39,7 +39,6 @@ extern void socfpga_sysmgr_init(void);
 extern void __iomem *sys_manager_base_addr;
 extern void __iomem *rst_manager_base_addr;
 
-extern struct smp_operations socfpga_smp_ops;
 extern char secondary_trampoline, secondary_trampoline_end;
 
 extern unsigned long socfpga_cpu1start_addr;

arch/arm/mach-socfpga/platsmp.c

@@ -83,10 +83,12 @@ static void socfpga_cpu_die(unsigned int cpu)
 		cpu_do_idle();
 }
 
-struct smp_operations socfpga_smp_ops __initdata = {
+static struct smp_operations socfpga_smp_ops __initdata = {
 	.smp_prepare_cpus	= socfpga_smp_prepare_cpus,
 	.smp_boot_secondary	= socfpga_boot_secondary,
 #ifdef CONFIG_HOTPLUG_CPU
 	.cpu_die		= socfpga_cpu_die,
 #endif
 };
+
+CPU_METHOD_OF_DECLARE(socfpga_smp, "altr,socfpga-smp", &socfpga_smp_ops);

arch/arm/mach-socfpga/socfpga.c

@@ -78,7 +78,6 @@ static const char *altera_dt_match[] = {
 DT_MACHINE_START(SOCFPGA, "Altera SOCFPGA")
 	.l2c_aux_val	= 0,
 	.l2c_aux_mask	= ~0,
-	.smp		= smp_ops(socfpga_smp_ops),
 	.init_irq	= socfpga_init_irq,
 	.restart	= socfpga_cyclone5_restart,
 	.dt_compat	= altera_dt_match,