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-omap3 | |
| 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-omap3')
| -rw-r--r-- | arch/arm/include/asm/arch-omap3/cpu.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-omap3/sys_proto.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap3/cpu.h b/arch/arm/include/asm/arch-omap3/cpu.h index 457f99d2c5..5683e16177 100644 --- a/arch/arm/include/asm/arch-omap3/cpu.h +++ b/arch/arm/include/asm/arch-omap3/cpu.h @@ -479,6 +479,8 @@ struct prm { #define PRM_RSTCTRL 0x48307250 #define PRM_RSTCTRL_RESET 0x04 +#define PRM_RSTST 0x48307258 +#define PRM_RSTST_WARM_RESET_MASK 0x7D2 #define SYSCLKDIV_1 (0x1 << 6) #define SYSCLKDIV_2 (0x1 << 7) diff --git a/arch/arm/include/asm/arch-omap3/sys_proto.h b/arch/arm/include/asm/arch-omap3/sys_proto.h index 2a89e56534..9e52b12aa2 100644 --- a/arch/arm/include/asm/arch-omap3/sys_proto.h +++ b/arch/arm/include/asm/arch-omap3/sys_proto.h @@ -74,4 +74,5 @@ void power_init_r(void); void dieid_num_r(void); void do_omap3_emu_romcode_call(u32 service_id, u32 parameters); void omap3_gp_romcode_call(u32 service_id, u32 parameter); +u32 warm_reset(void); #endif |