ARM: restart: prima2: use new restart hook

Hook these platforms restart code into the new restart hook rather
than using arch_reset().

Reviewed-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-prima2/common.h b/arch/arm/mach-prima2/common.h
index 83e5d21..b28a930 100644
--- a/arch/arm/mach-prima2/common.h
+++ b/arch/arm/mach-prima2/common.h
@@ -16,6 +16,7 @@
 
 extern void __init sirfsoc_of_irq_init(void);
 extern void __init sirfsoc_of_clk_init(void);
+extern void sirfsoc_restart(char, const char *);
 
 #ifndef CONFIG_DEBUG_LL
 static inline void sirfsoc_map_lluart(void)  {}
diff --git a/arch/arm/mach-prima2/include/mach/system.h b/arch/arm/mach-prima2/include/mach/system.h
index 0dbd257..eb16b4b 100644
--- a/arch/arm/mach-prima2/include/mach/system.h
+++ b/arch/arm/mach-prima2/include/mach/system.h
@@ -9,13 +9,6 @@
 #ifndef __MACH_SYSTEM_H__
 #define __MACH_SYSTEM_H__
 
-#include <linux/bitops.h>
-#include <mach/hardware.h>
-
-#define SIRFSOC_SYS_RST_BIT  BIT(31)
-
-extern void __iomem *sirfsoc_rstc_base;
-
 static inline void arch_idle(void)
 {
 	cpu_do_idle();
@@ -23,7 +16,6 @@
 
 static inline void arch_reset(char mode, const char *cmd)
 {
-	writel(SIRFSOC_SYS_RST_BIT, sirfsoc_rstc_base);
 }
 
 #endif
diff --git a/arch/arm/mach-prima2/prima2.c b/arch/arm/mach-prima2/prima2.c
index a12b689..02b9c05 100644
--- a/arch/arm/mach-prima2/prima2.c
+++ b/arch/arm/mach-prima2/prima2.c
@@ -40,4 +40,5 @@
 	.dma_zone_size	= SZ_256M,
 	.init_machine	= sirfsoc_mach_init,
 	.dt_compat      = prima2cb_dt_match,
+	.restart	= sirfsoc_restart,
 MACHINE_END
diff --git a/arch/arm/mach-prima2/rstc.c b/arch/arm/mach-prima2/rstc.c
index 492cfa8..762adb7 100644
--- a/arch/arm/mach-prima2/rstc.c
+++ b/arch/arm/mach-prima2/rstc.c
@@ -68,3 +68,10 @@
 
 	return 0;
 }
+
+#define SIRFSOC_SYS_RST_BIT  BIT(31)
+
+void sirfsoc_restart(char mode, const char *cmd)
+{
+	writel(SIRFSOC_SYS_RST_BIT, sirfsoc_rstc_base);
+}