#include "axp192/axp192.h" #include #include #include #include #include constexpr auto* TAG = "Core2"; axp192_t axpDevice; static int32_t axpI2cRead(TT_UNUSED void* handle, uint8_t address, uint8_t reg, uint8_t* buffer, uint16_t size) { if (tt::hal::i2c::masterReadRegister(I2C_NUM_0, address, reg, buffer, size, 50 / portTICK_PERIOD_MS)) { return AXP192_OK; } else { return 1; } } static int32_t axpI2cWrite(TT_UNUSED void* handle, uint8_t address, uint8_t reg, const uint8_t* buffer, uint16_t size) { if (tt::hal::i2c::masterWriteRegister(I2C_NUM_0, address, reg, buffer, size, 50 / portTICK_PERIOD_MS)) { return AXP192_OK; } else { return 1; } } void initAxp() { axpDevice.read = axpI2cRead; axpDevice.write = axpI2cWrite; axp192_ioctl(&axpDevice, AXP192_LDO2_SET_VOLTAGE, 3300); // LCD + SD axp192_ioctl(&axpDevice, AXP192_LDO3_SET_VOLTAGE, 0); // VIB_MOTOR STOP axp192_ioctl(&axpDevice, AXP192_DCDC3_SET_VOLTAGE, 3300); axp192_ioctl(&axpDevice, AXP192_LDO2_ENABLE); axp192_ioctl(&axpDevice, AXP192_LDO3_DISABLE); axp192_ioctl(&axpDevice, AXP192_DCDC3_ENABLE); axp192_write(&axpDevice, AXP192_PWM1_DUTY_CYCLE_2, 255); // PWM 255 (LED OFF) axp192_write(&axpDevice, AXP192_GPIO1_CONTROL, 0x02); // GPIO1 PWM // TODO: We could charge at 390mA according to the M5Unified code, but the AXP driver in M5Unified limits to 132mA, so it's unclear what the AXP supports. } bool initBoot() { TT_LOG_I(TAG, "initBoot"); initAxp(); return true; }