From: Jongpill Lee Date: Fri, 23 Jul 2010 12:33:58 +0000 (+0900) Subject: ARM: S5P: Add s5p_reset_hook() for perform reset using SWRESET on S5P SoCs X-Git-Tag: firefly_0821_release~9833^2~837^2^2^2^2~7^2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0fdb480e7fb1ecdd4076ddf8b6ab16b0d77406c1;p=firefly-linux-kernel-4.4.55.git ARM: S5P: Add s5p_reset_hook() for perform reset using SWRESET on S5P SoCs This patch adds s5p_reset_hook() which includes software reset by using SWRESET. Signed-off-by: Jongpill Lee Signed-off-by: Kukjin Kim --- diff --git a/arch/arm/plat-s5p/include/plat/reset.h b/arch/arm/plat-s5p/include/plat/reset.h new file mode 100644 index 000000000000..335e97812eed --- /dev/null +++ b/arch/arm/plat-s5p/include/plat/reset.h @@ -0,0 +1,16 @@ +/* linux/arch/arm/plat-s5p/include/plat/reset.h + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_PLAT_S5P_RESET_H +#define __ASM_PLAT_S5P_RESET_H __FILE__ + +extern void (*s5p_reset_hook)(void); + +#endif /* __ASM_PLAT_S5P_RESET_H */ diff --git a/arch/arm/plat-s5p/include/plat/system-reset.h b/arch/arm/plat-s5p/include/plat/system-reset.h index 7f76a164c20c..f307f34e6422 100644 --- a/arch/arm/plat-s5p/include/plat/system-reset.h +++ b/arch/arm/plat-s5p/include/plat/system-reset.h @@ -14,10 +14,17 @@ #include +void (*s5p_reset_hook)(void); + static void arch_reset(char mode, const char *cmd) { - /* Perform reset using Watchdog reset. - * SWRESET support will be added later. + /* SWRESET support in s5p_reset_hook() */ + + if (s5p_reset_hook) + s5p_reset_hook(); + + /* Perform reset using Watchdog reset + * if there is no s5p_reset_hook() */ arch_wdt_reset();