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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-11-05 12:17:40 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-01-05 12:57:15 +0000
commitb23fcd9035a35b032c624ac2f23f40ea941d5355 (patch)
treea9727f35b03a98626ba235a0947a4e5d80002a1b /arch
parent114c19b7b53523a6304c4b4fc51a22d006da3726 (diff)
ARM: restart: lpc32xx: use new restart hook
Hook these platforms restart code into the arm_pm_restart hook rather than using arch_reset(). Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-lpc32xx/common.c22
-rw-r--r--arch/arm/mach-lpc32xx/common.h2
-rw-r--r--arch/arm/mach-lpc32xx/include/mach/system.h18
-rw-r--r--arch/arm/mach-lpc32xx/phy3250.c1
4 files changed, 24 insertions, 19 deletions
diff --git a/arch/arm/mach-lpc32xx/common.c b/arch/arm/mach-lpc32xx/common.c
index 205b2dbb565..b049fd1eb8e 100644
--- a/arch/arm/mach-lpc32xx/common.c
+++ b/arch/arm/mach-lpc32xx/common.c
@@ -164,7 +164,7 @@ int clk_is_sysclk_mainosc(void)
/*
* System reset via the watchdog timer
*/
-void lpc32xx_watchdog_reset(void)
+static void lpc32xx_watchdog_reset(void)
{
/* Make sure WDT clocks are enabled */
__raw_writel(LPC32XX_CLKPWR_PWMCLK_WDOG_EN,
@@ -311,3 +311,23 @@ void __init lpc32xx_map_io(void)
{
iotable_init(lpc32xx_io_desc, ARRAY_SIZE(lpc32xx_io_desc));
}
+
+void lpc23xx_restart(char mode, const char *cmd)
+{
+ switch (mode) {
+ case 's':
+ case 'h':
+ printk(KERN_CRIT "RESET: Rebooting system\n");
+
+ lpc32xx_watchdog_reset();
+ break;
+
+ default:
+ /* Do nothing */
+ break;
+ }
+
+ /* Wait for watchdog to reset system */
+ while (1)
+ ;
+}
diff --git a/arch/arm/mach-lpc32xx/common.h b/arch/arm/mach-lpc32xx/common.h
index 5583f52662b..4b4e700343c 100644
--- a/arch/arm/mach-lpc32xx/common.h
+++ b/arch/arm/mach-lpc32xx/common.h
@@ -39,6 +39,8 @@ extern void __init lpc32xx_init_irq(void);
extern void __init lpc32xx_map_io(void);
extern void __init lpc32xx_serial_init(void);
extern void __init lpc32xx_gpio_init(void);
+extern void lpc23xx_restart(char, const char *);
+
/*
* Structure used for setting up and querying the PLLS
diff --git a/arch/arm/mach-lpc32xx/include/mach/system.h b/arch/arm/mach-lpc32xx/include/mach/system.h
index d47f3b1c24b..9c6cc0c7dd4 100644
--- a/arch/arm/mach-lpc32xx/include/mach/system.h
+++ b/arch/arm/mach-lpc32xx/include/mach/system.h
@@ -26,24 +26,6 @@ static void arch_idle(void)
static inline void arch_reset(char mode, const char *cmd)
{
- extern void lpc32xx_watchdog_reset(void);
-
- switch (mode) {
- case 's':
- case 'h':
- printk(KERN_CRIT "RESET: Rebooting system\n");
-
- lpc32xx_watchdog_reset();
- break;
-
- default:
- /* Do nothing */
- break;
- }
-
- /* Wait for watchdog to reset system */
- while (1)
- ;
}
#endif
diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c
index 6d2f0d1b937..ecb94114c81 100644
--- a/arch/arm/mach-lpc32xx/phy3250.c
+++ b/arch/arm/mach-lpc32xx/phy3250.c
@@ -388,4 +388,5 @@ MACHINE_START(PHY3250, "Phytec 3250 board with the LPC3250 Microcontroller")
.init_irq = lpc32xx_init_irq,
.timer = &lpc32xx_timer,
.init_machine = phy3250_board_init,
+ .restart = lpc23xx_restart,
MACHINE_END