diff options
Diffstat (limited to 'src/mainboard/google/brya')
| -rw-r--r-- | src/mainboard/google/brya/variants/xol/ramstage.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/src/mainboard/google/brya/variants/xol/ramstage.c b/src/mainboard/google/brya/variants/xol/ramstage.c index 135ac6043b..02829ccc71 100644 --- a/src/mainboard/google/brya/variants/xol/ramstage.c +++ b/src/mainboard/google/brya/variants/xol/ramstage.c @@ -9,7 +9,8 @@ #include <ec/google/chromeec/ec.h> #include <intelblocks/power_limit.h> -#define DEFAULT_NO_BATTERY_POWER_LIMIT_WATTS 30 +#define NO_BATTERY_PL2_WATTS_LIMIT 30 +#define NO_BATTERY_PL4_WATTS_LIMIT 40 static bool get_pd_power_watts(u32 *watts) { @@ -32,6 +33,8 @@ void variant_devtree_update(void) { struct soc_power_limits_config *soc_config; u32 watts; + u32 pl2_watts = NO_BATTERY_PL2_WATTS_LIMIT; + u32 pl4_watts = NO_BATTERY_PL4_WATTS_LIMIT; soc_config = variant_get_soc_power_limit_config(); if (soc_config == NULL) @@ -43,16 +46,22 @@ void variant_devtree_update(void) * settings. */ if (!google_chromeec_is_battery_present_and_above_critical_threshold()) { - /* Use fixed value when we cannot get the current PD power */ - if (!get_pd_power_watts(&watts)) - watts = DEFAULT_NO_BATTERY_POWER_LIMIT_WATTS; + /* Adjust PL2/PL4 values according to current PD power */ + if (get_pd_power_watts(&watts)) { + if (watts < NO_BATTERY_PL2_WATTS_LIMIT) + pl2_watts = watts; - printk(BIOS_INFO, "override PL2 and PL4 settings to %d watts\n", watts); + if (watts < NO_BATTERY_PL4_WATTS_LIMIT) + pl4_watts = watts; + } - if (soc_config->tdp_pl2_override > watts) - soc_config->tdp_pl2_override = watts; + printk(BIOS_INFO, "override PL2/PL4 settings to %d/%d watts\n", + pl2_watts, pl4_watts); - if (soc_config->tdp_pl4 > watts) - soc_config->tdp_pl4 = watts; + if (soc_config->tdp_pl2_override > pl2_watts) + soc_config->tdp_pl2_override = pl2_watts; + + if (soc_config->tdp_pl4 > pl4_watts) + soc_config->tdp_pl4 = pl4_watts; } } |