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-rw-r--r--arch/arm/plat-samsung/include/plat/backlight.h2
-rw-r--r--arch/arm/plat-samsung/include/plat/clock.h8
-rw-r--r--arch/arm/plat-samsung/include/plat/watchdog-reset.h10
3 files changed, 12 insertions, 8 deletions
diff --git a/arch/arm/plat-samsung/include/plat/backlight.h b/arch/arm/plat-samsung/include/plat/backlight.h
index 51d8da846a62..ad530c78fe8c 100644
--- a/arch/arm/plat-samsung/include/plat/backlight.h
+++ b/arch/arm/plat-samsung/include/plat/backlight.h
@@ -20,7 +20,7 @@ struct samsung_bl_gpio_info {
20 int func; 20 int func;
21}; 21};
22 22
23extern void samsung_bl_set(struct samsung_bl_gpio_info *gpio_info, 23extern void __init samsung_bl_set(struct samsung_bl_gpio_info *gpio_info,
24 struct platform_pwm_backlight_data *bl_data); 24 struct platform_pwm_backlight_data *bl_data);
25 25
26#endif /* __ASM_PLAT_BACKLIGHT_H */ 26#endif /* __ASM_PLAT_BACKLIGHT_H */
diff --git a/arch/arm/plat-samsung/include/plat/clock.h b/arch/arm/plat-samsung/include/plat/clock.h
index 87d5b38a86fb..73c66d4d10fa 100644
--- a/arch/arm/plat-samsung/include/plat/clock.h
+++ b/arch/arm/plat-samsung/include/plat/clock.h
@@ -9,6 +9,9 @@
9 * published by the Free Software Foundation. 9 * published by the Free Software Foundation.
10*/ 10*/
11 11
12#ifndef __ASM_PLAT_CLOCK_H
13#define __ASM_PLAT_CLOCK_H __FILE__
14
12#include <linux/spinlock.h> 15#include <linux/spinlock.h>
13#include <linux/clkdev.h> 16#include <linux/clkdev.h>
14 17
@@ -121,3 +124,8 @@ extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable);
121 124
122extern void s3c_pwmclk_init(void); 125extern void s3c_pwmclk_init(void);
123 126
127/* Global watchdog clock used by arch_wtd_reset() callback */
128
129extern struct clk *s3c2410_wdtclk;
130
131#endif /* __ASM_PLAT_CLOCK_H */
diff --git a/arch/arm/plat-samsung/include/plat/watchdog-reset.h b/arch/arm/plat-samsung/include/plat/watchdog-reset.h
index 54b762acb5a0..40dbb2b0ae22 100644
--- a/arch/arm/plat-samsung/include/plat/watchdog-reset.h
+++ b/arch/arm/plat-samsung/include/plat/watchdog-reset.h
@@ -10,6 +10,7 @@
10 * published by the Free Software Foundation. 10 * published by the Free Software Foundation.
11*/ 11*/
12 12
13#include <plat/clock.h>
13#include <plat/regs-watchdog.h> 14#include <plat/regs-watchdog.h>
14#include <mach/map.h> 15#include <mach/map.h>
15 16
@@ -19,17 +20,12 @@
19 20
20static inline void arch_wdt_reset(void) 21static inline void arch_wdt_reset(void)
21{ 22{
22 struct clk *wdtclk;
23
24 printk("arch_reset: attempting watchdog reset\n"); 23 printk("arch_reset: attempting watchdog reset\n");
25 24
26 __raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */ 25 __raw_writel(0, S3C2410_WTCON); /* disable watchdog, to be safe */
27 26
28 wdtclk = clk_get(NULL, "watchdog"); 27 if (s3c2410_wdtclk)
29 if (!IS_ERR(wdtclk)) { 28 clk_enable(s3c2410_wdtclk);
30 clk_enable(wdtclk);
31 } else
32 printk(KERN_WARNING "%s: warning: cannot get watchdog clock\n", __func__);
33 29
34 /* put initial values into count and data */ 30 /* put initial values into count and data */
35 __raw_writel(0x80, S3C2410_WTCNT); 31 __raw_writel(0x80, S3C2410_WTCNT);