diff options
author | Kevin Hilman <khilman@deeprootsystems.com> | 2009-04-27 19:14:54 -0400 |
---|---|---|
committer | Kevin Hilman <khilman@deeprootsystems.com> | 2009-08-05 12:10:52 -0400 |
commit | 3a07ae30a0bfa93ff2b242acf670c6d8e2de35de (patch) | |
tree | 74dec3a1819d60c247c1ca588b420263528434cc /arch | |
parent | 3a6667acf916b3e32be4682196882fc2ed0ec23e (diff) |
OMAP3: PM: Clear pending PRCM reset flags on init
Any pending reset flags can prevent retention. Ensure they are all
cleared during boot.
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/mach-omap2/pm34xx.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index cc83dfc39a8b..1422e931f57f 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c | |||
@@ -613,6 +613,15 @@ static void __init prcm_setup_regs(void) | |||
613 | /* Clear any pending PRCM interrupts */ | 613 | /* Clear any pending PRCM interrupts */ |
614 | prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); | 614 | prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); |
615 | 615 | ||
616 | /* Clear any pending 'reset' flags */ | ||
617 | prm_write_mod_reg(0xffffffff, MPU_MOD, RM_RSTST); | ||
618 | prm_write_mod_reg(0xffffffff, CORE_MOD, RM_RSTST); | ||
619 | prm_write_mod_reg(0xffffffff, OMAP3430_PER_MOD, RM_RSTST); | ||
620 | prm_write_mod_reg(0xffffffff, OMAP3430_EMU_MOD, RM_RSTST); | ||
621 | prm_write_mod_reg(0xffffffff, OMAP3430_NEON_MOD, RM_RSTST); | ||
622 | prm_write_mod_reg(0xffffffff, OMAP3430_DSS_MOD, RM_RSTST); | ||
623 | prm_write_mod_reg(0xffffffff, OMAP3430ES2_USBHOST_MOD, RM_RSTST); | ||
624 | |||
616 | /* Clear any pending PRCM interrupts */ | 625 | /* Clear any pending PRCM interrupts */ |
617 | prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); | 626 | prm_write_mod_reg(0, OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); |
618 | 627 | ||