diff options
| author | Lokesh Vutla <lokeshvutla@ti.com> | 2012-05-29 19:26:41 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-07-07 14:07:34 +0200 |
| commit | 702395073fa746f0dcfe6f16f781b4d84645fc40 (patch) | |
| tree | 652a81818ad8afb7a9eee7e84c3df5ea6db15c66 /arch/arm/include/asm/arch-omap5 | |
| parent | f8b9d1d30ece82abccefac3c860c06f8b7da8fbb (diff) | |
ARM: OMAP3+: Detect reset type
Certain modules are not affected by means of
a warm reset and need not be configured again.
Adding an API to detect the reset reason warm/cold.
This will be used to skip the module configurations
that are retained across a warm reset.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: R Sricharan <r.sricharan@ti.com>
Diffstat (limited to 'arch/arm/include/asm/arch-omap5')
| -rw-r--r-- | arch/arm/include/asm/arch-omap5/cpu.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-omap5/sys_proto.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap5/cpu.h b/arch/arm/include/asm/arch-omap5/cpu.h index 8ef17c9a14..5e62013236 100644 --- a/arch/arm/include/asm/arch-omap5/cpu.h +++ b/arch/arm/include/asm/arch-omap5/cpu.h @@ -182,5 +182,7 @@ struct watchdog { #define PRM_RSTCTRL PRM_DEVICE_BASE #define PRM_RSTCTRL_RESET 0x01 +#define PRM_RSTST (PRM_DEVICE_BASE + 0x4) +#define PRM_RSTST_WARM_RESET_MASK 0x7FEA #endif /* _CPU_H */ diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h index 8396a22141..b3bbdb7cd8 100644 --- a/arch/arm/include/asm/arch-omap5/sys_proto.h +++ b/arch/arm/include/asm/arch-omap5/sys_proto.h @@ -57,6 +57,7 @@ void init_omap_revision(void); void do_io_settings(void); void omap_vc_init(u16 speed_khz); int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data); +u32 warm_reset(void); /* * This is used to verify if the configuration header |