diff options
Diffstat (limited to 'src/southbridge/intel/i82371eb/smbus.c')
| -rw-r--r-- | src/southbridge/intel/i82371eb/smbus.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/southbridge/intel/i82371eb/smbus.c b/src/southbridge/intel/i82371eb/smbus.c index b1a51c6a8a..65af02abb0 100644 --- a/src/southbridge/intel/i82371eb/smbus.c +++ b/src/southbridge/intel/i82371eb/smbus.c @@ -31,6 +31,11 @@ #include "i82371eb.h" #include "smbus.h" +#if CONFIG_HAVE_ACPI_RESUME == 1 +extern u8 acpi_slp_type; +int acpi_get_sleep_type(void); +#endif + static void pwrmgt_enable(struct device *dev) { struct southbridge_intel_i82371eb_config *sb = dev->chip_info; @@ -87,7 +92,13 @@ static void pwrmgt_enable(struct device *dev) outw(0xffff, DEFAULT_PMBASE + GLBSTS); outl(0xffffffff, DEFAULT_PMBASE + DEVSTS); - /* set pmcntrl default */ +#if CONFIG_HAVE_ACPI_RESUME == 1 + /* this reads PMCNTRL, so we have to call it before writing the + * default value */ + acpi_slp_type = acpi_get_sleep_type(); +#endif + + /* set PMCNTRL default */ outw(SUS_TYP_S0|SCI_EN, DEFAULT_PMBASE + PMCNTRL); } |