From fe76daea9ede24f9f53cb847563c2fa7a50cedf2 Mon Sep 17 00:00:00 2001
From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Sat, 5 Nov 2011 14:50:25 +0000
Subject: [PATCH] ARM: restart: w90x900: 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-w90x900/cpu.c                 | 16 ++++++++++++++++
 arch/arm/mach-w90x900/include/mach/system.h | 17 -----------------
 arch/arm/mach-w90x900/mach-nuc910evb.c      |  1 +
 arch/arm/mach-w90x900/mach-nuc950evb.c      |  1 +
 arch/arm/mach-w90x900/mach-nuc960evb.c      |  1 +
 arch/arm/mach-w90x900/nuc9xx.h              |  1 +
 6 files changed, 20 insertions(+), 17 deletions(-)

diff --git a/arch/arm/mach-w90x900/cpu.c b/arch/arm/mach-w90x900/cpu.c
index 0a235e50233..604e1db266e 100644
--- a/arch/arm/mach-w90x900/cpu.c
+++ b/arch/arm/mach-w90x900/cpu.c
@@ -33,9 +33,11 @@
 #include <mach/regs-serial.h>
 #include <mach/regs-clock.h>
 #include <mach/regs-ebi.h>
+#include <mach/regs-timer.h>
 
 #include "cpu.h"
 #include "clock.h"
+#include "nuc9xx.h"
 
 /* Initial IO mappings */
 
@@ -222,3 +224,17 @@ void __init nuc900_init_clocks(void)
 	clkdev_add_table(nuc900_clkregs, ARRAY_SIZE(nuc900_clkregs));
 }
 
+#define	WTCR	(TMR_BA + 0x1C)
+#define	WTCLK	(1 << 10)
+#define	WTE	(1 << 7)
+#define	WTRE	(1 << 1)
+
+void nuc9xx_restart(char mode, const char *cmd)
+{
+	if (mode == 's') {
+		/* Jump into ROM at address 0 */
+		soft_restart(0);
+	} else {
+		__raw_writel(WTE | WTRE | WTCLK, WTCR);
+	}
+}
diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h
index 68875a1c16b..001a2f93a1e 100644
--- a/arch/arm/mach-w90x900/include/mach/system.h
+++ b/arch/arm/mach-w90x900/include/mach/system.h
@@ -14,28 +14,11 @@
  * (at your option) any later version.
  *
  */
-
-#include <linux/io.h>
-#include <asm/proc-fns.h>
-#include <mach/map.h>
-#include <mach/regs-timer.h>
-
-#define	WTCR	(TMR_BA + 0x1C)
-#define	WTCLK	(1 << 10)
-#define	WTE	(1 << 7)
-#define	WTRE	(1 << 1)
-
 static void arch_idle(void)
 {
 }
 
 static void arch_reset(char mode, const char *cmd)
 {
-	if (mode == 's') {
-		/* Jump into ROM at address 0 */
-		soft_restart(0);
-	} else {
-		__raw_writel(WTE | WTRE | WTCLK, WTCR);
-	}
 }
 
diff --git a/arch/arm/mach-w90x900/mach-nuc910evb.c b/arch/arm/mach-w90x900/mach-nuc910evb.c
index 31c10901822..b4243e4f156 100644
--- a/arch/arm/mach-w90x900/mach-nuc910evb.c
+++ b/arch/arm/mach-w90x900/mach-nuc910evb.c
@@ -38,4 +38,5 @@ MACHINE_START(W90P910EVB, "W90P910EVB")
 	.init_irq	= nuc900_init_irq,
 	.init_machine	= nuc910evb_init,
 	.timer		= &nuc900_timer,
+	.restart	= nuc9xx_restart,
 MACHINE_END
diff --git a/arch/arm/mach-w90x900/mach-nuc950evb.c b/arch/arm/mach-w90x900/mach-nuc950evb.c
index 4062e55a57d..067d8f9166d 100644
--- a/arch/arm/mach-w90x900/mach-nuc950evb.c
+++ b/arch/arm/mach-w90x900/mach-nuc950evb.c
@@ -41,4 +41,5 @@ MACHINE_START(W90P950EVB, "W90P950EVB")
 	.init_irq	= nuc900_init_irq,
 	.init_machine	= nuc950evb_init,
 	.timer		= &nuc900_timer,
+	.restart	= nuc9xx_restart,
 MACHINE_END
diff --git a/arch/arm/mach-w90x900/mach-nuc960evb.c b/arch/arm/mach-w90x900/mach-nuc960evb.c
index 0ab9995d5b5..cbb3adc3db1 100644
--- a/arch/arm/mach-w90x900/mach-nuc960evb.c
+++ b/arch/arm/mach-w90x900/mach-nuc960evb.c
@@ -38,4 +38,5 @@ MACHINE_START(W90N960EVB, "W90N960EVB")
 	.init_irq	= nuc900_init_irq,
 	.init_machine	= nuc960evb_init,
 	.timer		= &nuc900_timer,
+	.restart	= nuc9xx_restart,
 MACHINE_END
diff --git a/arch/arm/mach-w90x900/nuc9xx.h b/arch/arm/mach-w90x900/nuc9xx.h
index 847c4f3e044..91acb404779 100644
--- a/arch/arm/mach-w90x900/nuc9xx.h
+++ b/arch/arm/mach-w90x900/nuc9xx.h
@@ -21,3 +21,4 @@ struct sys_timer;
 
 extern void nuc900_init_irq(void);
 extern struct sys_timer nuc900_timer;
+extern void nuc9xx_restart(char, const char *);