diff options
Diffstat (limited to 'src/soc/intel')
-rw-r--r-- | src/soc/intel/baytrail/baytrail/pmc.h | 1 | ||||
-rw-r--r-- | src/soc/intel/baytrail/pmutil.c | 14 | ||||
-rw-r--r-- | src/soc/intel/baytrail/smm.c | 1 |
3 files changed, 16 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/baytrail/pmc.h b/src/soc/intel/baytrail/baytrail/pmc.h index 5013db8b08..ccbeed8770 100644 --- a/src/soc/intel/baytrail/baytrail/pmc.h +++ b/src/soc/intel/baytrail/baytrail/pmc.h @@ -270,6 +270,7 @@ uint16_t clear_pm1_status(void); uint32_t clear_tco_status(void); uint32_t clear_gpe_status(void); uint32_t clear_alt_status(void); +void clear_pmc_status(void); void enable_smi(uint32_t mask); void disable_smi(uint32_t mask); void enable_pm1(uint16_t events); diff --git a/src/soc/intel/baytrail/pmutil.c b/src/soc/intel/baytrail/pmutil.c index ad37511534..5d37a1366d 100644 --- a/src/soc/intel/baytrail/pmutil.c +++ b/src/soc/intel/baytrail/pmutil.c @@ -21,6 +21,7 @@ #include <arch/io.h> #include <console/console.h> +#include <baytrail/iomap.h> #include <baytrail/lpc.h> #include <baytrail/pci_devs.h> #include <baytrail/pmc.h> @@ -348,3 +349,16 @@ uint32_t clear_alt_status(void) { return print_alt_sts(reset_alt_status()); } + +void clear_pmc_status(void) +{ + uint32_t prsts; + uint32_t gen_pmcon1; + + prsts = read32(PMC_BASE_ADDRESS + PRSTS); + gen_pmcon1 = read32(PMC_BASE_ADDRESS + GEN_PMCON1); + + /* Clear the status bits. */ + write32(PMC_BASE_ADDRESS + GEN_PMCON1, gen_pmcon1); + write32(PMC_BASE_ADDRESS + PRSTS, prsts); +} diff --git a/src/soc/intel/baytrail/smm.c b/src/soc/intel/baytrail/smm.c index e10c70b699..1fb35d7616 100644 --- a/src/soc/intel/baytrail/smm.c +++ b/src/soc/intel/baytrail/smm.c @@ -62,6 +62,7 @@ void southcluster_smm_clear_state(void) clear_tco_status(); clear_gpe_status(); clear_alt_status(); + clear_pmc_status(); } static void southcluster_smm_route_gpios(void) |