diff options
Diffstat (limited to 'src/superio/ite/common')
| -rw-r--r-- | src/superio/ite/common/env_ctrl.c | 29 | ||||
| -rw-r--r-- | src/superio/ite/common/env_ctrl.h | 1 | ||||
| -rw-r--r-- | src/superio/ite/common/env_ctrl_chip.h | 7 |
3 files changed, 16 insertions, 21 deletions
diff --git a/src/superio/ite/common/env_ctrl.c b/src/superio/ite/common/env_ctrl.c index 932f827223..44926bc3ec 100644 --- a/src/superio/ite/common/env_ctrl.c +++ b/src/superio/ite/common/env_ctrl.c @@ -64,13 +64,10 @@ static void extemp_force_idle_status(const u16 base) } /* - * Setup External Temperature to read via PECI into TMPINx register + * Setup PECI interface */ -static void enable_peci(const u16 base, const u8 tmpin) +static void enable_peci(const u16 base) { - if (tmpin == 0 || tmpin > ITE_EC_TMPIN_CNT) - return; - /* Enable PECI interface */ ite_ec_write(base, ITE_EC_INTERFACE_SELECT, ITE_EC_INTERFACE_SEL_PECI | @@ -88,14 +85,10 @@ static void enable_peci(const u16 base, const u8 tmpin) ite_ec_write(base, ITE_EC_EXTEMP_CONTROL, ITE_EC_EXTEMP_CTRL_AUTO_4HZ | ITE_EC_EXTEMP_CTRL_AUTO_START); - - /* External Temperature reported in TMPINx register */ - ite_ec_write(base, ITE_EC_ADC_TEMP_CHANNEL_ENABLE, - (tmpin & 3) << 6); } /* - * Set up External Temperature to read via thermal diode/resistor + * Set up External Temperature to read via PECI or thermal diode/resistor * into TMPINx register */ static void enable_tmpin(const u16 base, const u8 tmpin, @@ -106,6 +99,14 @@ static void enable_tmpin(const u16 base, const u8 tmpin, reg = ite_ec_read(base, ITE_EC_ADC_TEMP_CHANNEL_ENABLE); switch (conf->mode) { + case THERMAL_PECI: + if (reg & ITE_EC_ADC_TEMP_EXT_REPORTS_TO_MASK) { + printk(BIOS_WARNING, "PECI specified for multiple TMPIN\n"); + return; + } + enable_peci(base); + reg |= ITE_EC_ADC_TEMP_EXT_REPORTS_TO(tmpin); + break; case THERMAL_DIODE: reg |= ITE_EC_ADC_TEMP_DIODE_MODE(tmpin); break; @@ -242,9 +243,6 @@ void ite_ec_init(const u16 base, const struct ite_ec_config *const conf) fan_ctl |= ITE_EC_FAN_CTL_POLARITY_HIGH; ite_ec_write(base, ITE_EC_FAN_CTL_MODE, fan_ctl); - /* Enable PECI if configured */ - enable_peci(base, conf->peci_tmpin); - /* Enable HWM if configured */ for (i = 0; i < ITE_EC_TMPIN_CNT; ++i) enable_tmpin(base, i + 1, &conf->tmpin[i]); @@ -261,6 +259,7 @@ void ite_ec_init(const u16 base, const struct ite_ec_config *const conf) * busy state. Therefore, check the status and terminate * processes if needed. */ - if (conf->peci_tmpin != 0) - extemp_force_idle_status(base); + for (i = 0; i < ITE_EC_TMPIN_CNT; ++i) + if (conf->tmpin[i].mode == THERMAL_PECI) + extemp_force_idle_status(base); } diff --git a/src/superio/ite/common/env_ctrl.h b/src/superio/ite/common/env_ctrl.h index 64603c66a7..8ce682e4d0 100644 --- a/src/superio/ite/common/env_ctrl.h +++ b/src/superio/ite/common/env_ctrl.h @@ -91,6 +91,7 @@ #define ITE_EC_ADC_VOLTAGE_CHANNEL_ENABLE 0x50 #define ITE_EC_ADC_TEMP_CHANNEL_ENABLE 0x51 +#define ITE_EC_ADC_TEMP_EXT_REPORTS_TO_MASK (3 << 6) #define ITE_EC_ADC_TEMP_EXT_REPORTS_TO(x) (((x) & 3) << 6) #define ITE_EC_ADC_TEMP_RESISTOR_MODE(x) (1 << ((x)+2)) #define ITE_EC_ADC_TEMP_DIODE_MODE(x) (1 << ((x)-1)) diff --git a/src/superio/ite/common/env_ctrl_chip.h b/src/superio/ite/common/env_ctrl_chip.h index a535af6dfa..a3c6ae4b33 100644 --- a/src/superio/ite/common/env_ctrl_chip.h +++ b/src/superio/ite/common/env_ctrl_chip.h @@ -26,6 +26,7 @@ enum ite_ec_thermal_mode { THERMAL_MODE_DISABLED = 0, THERMAL_DIODE, THERMAL_RESISTOR, + THERMAL_PECI, }; struct ite_ec_thermal_config { @@ -77,12 +78,6 @@ struct ite_ec_fan_config { struct ite_ec_config { /* - * Enable external temperature sensor to use PECI GetTemp() - * command and store in register TMPIN 1, 2, or 3. - */ - u8 peci_tmpin; - - /* * Enable reading of voltage pins VINx. */ enum ite_ec_voltage_pin vin_mask; |