ARM: restart: versatile: use new restart hook

Hook these platforms restart code into the new restart hook rather
than using arch_reset().
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-versatile/core.c

@@ -745,6 +745,19 @@ static void versatile_leds_event(led_event_t ledevt)
 }
 #endif	/* CONFIG_LEDS */
 
+void versatile_restart(char mode, const char *cmd)
+{
+	void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
+	u32 val;
+
+	val = __raw_readl(sys + VERSATILE_SYS_RESETCTL_OFFSET);
+	val |= 0x105;
+
+	__raw_writel(0xa05f, sys + VERSATILE_SYS_LOCK_OFFSET);
+	__raw_writel(val, sys + VERSATILE_SYS_RESETCTL_OFFSET);
+	__raw_writel(0, sys + VERSATILE_SYS_LOCK_OFFSET);
+}
+
 /* Early initializations */
 void __init versatile_init_early(void)
 {

arch/arm/mach-versatile/core.h

@@ -30,6 +30,7 @@ extern void __init versatile_init_early(void);
 extern void __init versatile_init_irq(void);
 extern void __init versatile_map_io(void);
 extern struct sys_timer versatile_timer;
+extern void versatile_restart(char, const char *);
 extern unsigned int mmc_status(struct device *dev);
 #ifdef CONFIG_OF
 extern struct of_dev_auxdata versatile_auxdata_lookup[];

arch/arm/mach-versatile/include/mach/system.h

@@ -21,10 +21,6 @@
 #ifndef __ASM_ARCH_SYSTEM_H
 #define __ASM_ARCH_SYSTEM_H
 
-#include <linux/io.h>
-#include <mach/hardware.h>
-#include <mach/platform.h>
-
 static inline void arch_idle(void)
 {
 	/*
@@ -36,14 +32,6 @@ static inline void arch_idle(void)
 
 static inline void arch_reset(char mode, const char *cmd)
 {
-	u32 val;
-
-	val = __raw_readl(IO_ADDRESS(VERSATILE_SYS_RESETCTL)) & ~0x7;
-	val |= 0x105;
-
-	__raw_writel(0xa05f, IO_ADDRESS(VERSATILE_SYS_LOCK));
-	__raw_writel(val, IO_ADDRESS(VERSATILE_SYS_RESETCTL));
-	__raw_writel(0, IO_ADDRESS(VERSATILE_SYS_LOCK));
 }
 
 #endif

arch/arm/mach-versatile/versatile_ab.c

@@ -41,4 +41,5 @@ MACHINE_START(VERSATILE_AB, "ARM-Versatile AB")
 	.init_irq	= versatile_init_irq,
 	.timer		= &versatile_timer,
 	.init_machine	= versatile_init,
+	.restart	= versatile_restart,
 MACHINE_END

arch/arm/mach-versatile/versatile_dt.c

@@ -48,4 +48,5 @@ DT_MACHINE_START(VERSATILE_PB, "ARM-Versatile (Device Tree Support)")
 	.timer		= &versatile_timer,
 	.init_machine	= versatile_dt_init,
 	.dt_compat	= versatile_dt_match,
+	.restart	= versatile_restart,
 MACHINE_END

arch/arm/mach-versatile/versatile_pb.c

@@ -109,4 +109,5 @@ MACHINE_START(VERSATILE_PB, "ARM-Versatile PB")
 	.init_irq	= versatile_init_irq,
 	.timer		= &versatile_timer,
 	.init_machine	= versatile_pb_init,
+	.restart	= versatile_restart,
 MACHINE_END