diff options
Diffstat (limited to 'arch/arm/mach-omap2/prm2xxx.c')
| -rw-r--r-- | arch/arm/mach-omap2/prm2xxx.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/prm2xxx.c b/arch/arm/mach-omap2/prm2xxx.c index e2860f9c111d..bf24fc47603b 100644 --- a/arch/arm/mach-omap2/prm2xxx.c +++ b/arch/arm/mach-omap2/prm2xxx.c @@ -20,7 +20,6 @@ #include "common.h" #include <plat/cpu.h> -#include <plat/prcm.h> #include "vp.h" #include "powerdomain.h" @@ -69,6 +68,20 @@ static u32 omap2xxx_prm_read_reset_sources(void) return r; } +/** + * omap2xxx_prm_dpll_reset - use DPLL reset to reboot the OMAP SoC + * + * Set the DPLL reset bit, which should reboot the SoC. This is the + * recommended way to restart the SoC. No return value. + */ +void omap2xxx_prm_dpll_reset(void) +{ + omap2_prm_set_mod_reg_bits(OMAP_RST_DPLL3_MASK, WKUP_MOD, + OMAP2_RM_RSTCTRL); + /* OCP barrier */ + omap2_prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTCTRL); +} + int omap2xxx_clkdm_sleep(struct clockdomain *clkdm) { omap2_prm_set_mod_reg_bits(OMAP24XX_FORCESTATE_MASK, |