From 4b637dc231a96a151ea70c27d86b35c7891e2a7c Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Fri, 12 Dec 2008 00:24:24 +0000 Subject: [ARM] S3C: PM save UART UDIVSLOT if doing PM Add the facility to save the UART UDIVSLOT register if the UART state is being saved over suspend. Signed-off-by: Ben Dooks --- arch/arm/plat-s3c/include/plat/pm.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'arch/arm/plat-s3c/include/plat/pm.h') diff --git a/arch/arm/plat-s3c/include/plat/pm.h b/arch/arm/plat-s3c/include/plat/pm.h index 3779775133a9..5f8707e2a09c 100644 --- a/arch/arm/plat-s3c/include/plat/pm.h +++ b/arch/arm/plat-s3c/include/plat/pm.h @@ -44,6 +44,8 @@ extern void (*pm_cpu_sleep)(void); extern unsigned long s3c_pm_flags; +extern unsigned char pm_uart_udivslot; /* true to save UART UDIVSLOT */ + /* from sleep.S */ extern int s3c_cpu_save(unsigned long *saveblk); @@ -88,6 +90,7 @@ struct pm_uart_save { u32 ufcon; u32 umcon; u32 ubrdiv; + u32 udivslot; }; /* helper functions to save/restore lists of registers. */ -- cgit v1.2.2 From bd117bd161ea99826494983aef8c8e236ac129bd Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Tue, 10 Mar 2009 18:19:35 +0000 Subject: [ARM] S3C64XX: Initial support for PM (suspend to RAM) Add the initial support for the S3C64XX based systems to use suspend-to-RAM to sleep. Includes basic debugging for use with the SMDK6410 usign the LEDs on the baseboard. Signed-off-by: Ben Dooks --- arch/arm/plat-s3c/include/plat/pm.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'arch/arm/plat-s3c/include/plat/pm.h') diff --git a/arch/arm/plat-s3c/include/plat/pm.h b/arch/arm/plat-s3c/include/plat/pm.h index 5f8707e2a09c..7a797192fcf3 100644 --- a/arch/arm/plat-s3c/include/plat/pm.h +++ b/arch/arm/plat-s3c/include/plat/pm.h @@ -127,6 +127,18 @@ extern void s3c_pm_dbg(const char *msg, ...); #define S3C_PMDBG(fmt...) printk(KERN_DEBUG fmt) #endif +#ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK +/** + * s3c_pm_debug_smdkled() - Debug PM suspend/resume via SMDK Board LEDs + * @set: set bits for the state of the LEDs + * @clear: clear bits for the state of the LEDs. + */ +extern void s3c_pm_debug_smdkled(u32 set, u32 clear); + +#else +static inline void s3c_pm_debug_smdkled(u32 set, u32 clear) { } +#endif /* CONFIG_S3C_PM_DEBUG_LED_SMDK */ + /* suspend memory checking */ #ifdef CONFIG_S3C2410_PM_CHECK -- cgit v1.2.2