diff options
| -rw-r--r-- | src/ec/google/chromeec/ec.c | 47 | ||||
| -rw-r--r-- | src/ec/google/chromeec/ec.h | 20 |
2 files changed, 67 insertions, 0 deletions
diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c index 2ffccbc77c..ed7f97dc43 100644 --- a/src/ec/google/chromeec/ec.c +++ b/src/ec/google/chromeec/ec.c @@ -1624,6 +1624,53 @@ int google_chromeec_ap_reset(void) return 0; } +int google_chromeec_regulator_enable(uint32_t index, uint8_t enable) +{ + struct ec_params_regulator_enable params = { + .index = index, + .enable = enable, + }; + struct chromeec_command cmd = { + .cmd_code = EC_CMD_REGULATOR_ENABLE, + .cmd_version = 0, + .cmd_data_in = ¶ms, + .cmd_size_in = sizeof(params), + .cmd_data_out = NULL, + .cmd_size_out = 0, + .cmd_dev_index = 0, + }; + + if (google_chromeec_command(&cmd)) + return -1; + + return 0; +} + +int google_chromeec_regulator_is_enabled(uint32_t index, uint8_t *enabled) +{ + + struct ec_params_regulator_is_enabled params = { + .index = index, + }; + struct ec_response_regulator_is_enabled resp = {}; + struct chromeec_command cmd = { + .cmd_code = EC_CMD_REGULATOR_IS_ENABLED, + .cmd_version = 0, + .cmd_data_in = ¶ms, + .cmd_size_in = sizeof(params), + .cmd_data_out = &resp, + .cmd_size_out = sizeof(resp), + .cmd_dev_index = 0, + }; + + if (google_chromeec_command(&cmd)) + return -1; + + *enabled = resp.enabled; + + return 0; +} + int google_chromeec_regulator_set_voltage(uint32_t index, uint32_t min_mv, uint32_t max_mv) { diff --git a/src/ec/google/chromeec/ec.h b/src/ec/google/chromeec/ec.h index bed8594a8b..c3c456ff14 100644 --- a/src/ec/google/chromeec/ec.h +++ b/src/ec/google/chromeec/ec.h @@ -354,7 +354,26 @@ int google_chromeec_get_keybd_config(struct ec_response_keybd_config *keybd); int google_chromeec_ap_reset(void); /** + * Configure the regulator as enabled / disabled. + * + * @param index Regulator ID + * @param enable Set to enable / disable the regulator + * @return 0 on success, -1 on error + */ +int google_chromeec_regulator_enable(uint32_t index, uint8_t enable); + +/** + * Query if the regulator is enabled. + * + * @param index Regulator ID + * @param *enabled If successful, enabled indicates enable/disable status. + * @return 0 on success, -1 on error + */ +int google_chromeec_regulator_is_enabled(uint32_t index, uint8_t *enabled); + +/** * Set voltage for the voltage regulator within the range specified. + * * @param index Regulator ID * @param min_mv Minimum voltage * @param max_mv Maximum voltage @@ -365,6 +384,7 @@ int google_chromeec_regulator_set_voltage(uint32_t index, uint32_t min_mv, /** * Get the currently configured voltage for the voltage regulator. + * * @param index Regulator ID * @param *voltage_mv If successful, voltage_mv is filled with current voltage * @return 0 on success, -1 on error |