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Remove problematic IO2 3V3 toggling (again) as GPS EN pin (#3317)

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* Remove problematic IO2 3V3 toggling (again) as GPS EN pin

* Comment

* Trunk
This commit is contained in:
Ben Meadors 2024-03-02 15:45:59 -06:00 committed by GitHub
parent a58348369d
commit 905718e2ac
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GPG Key ID: B5690EEEBB952194
2 changed files with 1 additions and 13 deletions
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13
src/gps/GPS.cpp
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@ -255,19 +255,6 @@ bool GPS::setup()
if (!didSerialInit) {
#if !defined(GPS_UC6580)
#if defined(RAK4630) && defined(PIN_3V3_EN)
// If we are using the RAK4630 and we have no other peripherals on the I2C bus or module interest in 3V3_S,
// then we can safely set en_gpio turn off power to 3V3 (IO2) to hard sleep the GPS
if (rtc_found.port == ScanI2C::DeviceType::NONE && rgb_found.type == ScanI2C::DeviceType::NONE &&
accelerometer_found.port == ScanI2C::DeviceType::NONE && !moduleConfig.detection_sensor.enabled &&
!moduleConfig.telemetry.air_quality_enabled && !moduleConfig.telemetry.environment_measurement_enabled &&
config.power.device_battery_ina_address == 0 && en_gpio == 0) {
LOG_DEBUG("Since no problematic peripherals or interested modules were found, setting power save GPS_EN to pin %i\n",
PIN_3V3_EN);
en_gpio = PIN_3V3_EN;
}
#endif
if (tx_gpio && gnssModel == GNSS_MODEL_UNKNOWN) {
LOG_DEBUG("Probing for GPS at %d \n", serialSpeeds[speedSelect]);
gnssModel = probe(serialSpeeds[speedSelect]);

1
variants/rak4631/variant.h
View File

@ -219,6 +219,7 @@ SO GPIO 39/TXEN MAY NOT BE DEFINED FOR SUCCESSFUL OPERATION OF THE SX1262 - TG
#define NRF_APM
// enables 3.3V periphery like GPS or IO Module
// Do not toggle this for GPS power savings
#define PIN_3V3_EN (34)
// RAK1910 GPS module