diff options
author | Vagiz Trakhanov <rakkin@autistici.org> | 2017-10-23 13:17:44 +0000 |
---|---|---|
committer | Patrick Georgi <pgeorgi@google.com> | 2018-05-04 10:28:30 +0000 |
commit | 41aa5ec2d672f84c9e1651654ecd289c9d2b24b2 (patch) | |
tree | 6351cf6dde01a0e7be88238000a4c22980a65a82 /src/superio/ite/common/env_ctrl.c | |
parent | 8f6ea30597615ecfe12e71b359fe674e25007361 (diff) |
superio/ite/common: Add options to enable beeps
Add device tree options to enable beeps when exceeding temperature,
voltage, and fan limits. As of this commit, setting voltage and fan
limits is not implemented.
Change-Id: I57ce622ee4498b75f00e678c2e6d72e499925bce
Signed-off-by: Vagiz Trakhanov <rakkin@autistici.org>
Reviewed-on: https://review.coreboot.org/22141
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/superio/ite/common/env_ctrl.c')
-rw-r--r-- | src/superio/ite/common/env_ctrl.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/superio/ite/common/env_ctrl.c b/src/superio/ite/common/env_ctrl.c index 44926bc3ec..1dc5bb68f5 100644 --- a/src/superio/ite/common/env_ctrl.c +++ b/src/superio/ite/common/env_ctrl.c @@ -232,6 +232,30 @@ static void enable_fan(const u16 base, const u8 fan, ite_ec_write(base, ITE_EC_FAN_MAIN_CTL, reg); } +static void enable_beeps(const u16 base, const struct ite_ec_config *const conf) +{ + u8 reg = 0; + u8 freq = ITE_EC_BEEP_TONE_DIVISOR(10) | ITE_EC_BEEP_FREQ_DIVISOR(10); + + if (conf->tmpin_beep) { + reg |= ITE_EC_BEEP_ON_TMP_LIMIT; + ite_ec_write(base, ITE_EC_BEEP_FREQ_DIV_OF_TMPIN, freq); + } + if (conf->fan_beep) { + reg |= ITE_EC_BEEP_ON_FAN_LIMIT; + ite_ec_write(base, ITE_EC_BEEP_FREQ_DIV_OF_FAN, freq); + } + if (conf->vin_beep) { + reg |= ITE_EC_BEEP_ON_VIN_LIMIT; + ite_ec_write(base, ITE_EC_BEEP_FREQ_DIV_OF_VIN, freq); + } + + if (reg) { + reg |= ite_ec_read(base, ITE_EC_BEEP_ENABLE); + ite_ec_write(base, ITE_EC_BEEP_ENABLE, reg); + } +} + void ite_ec_init(const u16 base, const struct ite_ec_config *const conf) { size_t i; @@ -254,6 +278,9 @@ void ite_ec_init(const u16 base, const struct ite_ec_config *const conf) for (i = 0; i < ITE_EC_FAN_CNT; ++i) enable_fan(base, i + 1, &conf->fan[i]); + /* Enable beeps if configured */ + enable_beeps(base, conf); + /* * System may get wrong temperature data when SIO is in * busy state. Therefore, check the status and terminate |