~aleteoryx/muditaos

ref: c3ccf0fb2cbfd20853c47299f30afd80547c46db muditaos/module-bsp/board/rt1051/puretx/bsp/lpm/RT1051LPM.cpp -rw-r--r-- 2.0 KiB
c3ccf0fb — Dawid Wojtas [BH-1554] Add delay after init external oscillator 3 years ago
                                                                                
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// Copyright (c) 2017-2022, Mudita Sp. z.o.o. All rights reserved.
// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md

#include "RT1051LPM.hpp"
#include <board.h>
#include <board/BoardDefinitions.hpp>

namespace bsp
{

    using namespace drivers;

    RT1051LPM::RT1051LPM()
    {
        gpio_1 = DriverGPIO::Create(static_cast<GPIOInstances>(BoardDefinitions::POWER_SWITCH_HOLD_GPIO),
                                    DriverGPIOParams{});
        gpio_2 = DriverGPIO::Create(static_cast<GPIOInstances>(BoardDefinitions::DCDC_INVERTER_MODE_GPIO),
                                    DriverGPIOParams{});
        gpio_1->ConfPin(DriverGPIOPinParams{.dir      = DriverGPIOPinParams::Direction::Output,
                                            .irqMode  = DriverGPIOPinParams::InterruptMode::NoIntmode,
                                            .defLogic = 1,
                                            .pin = static_cast<uint32_t>(BoardDefinitions::POWER_SWITCH_HOLD_BUTTON)});

        gpio_2->ConfPin(DriverGPIOPinParams{.dir      = DriverGPIOPinParams::Direction::Output,
                                            .irqMode  = DriverGPIOPinParams::InterruptMode::NoIntmode,
                                            .defLogic = 0,
                                            .pin = static_cast<uint32_t>(BoardDefinitions::DCDC_INVERTER_MODE_PIN)});

        gpio_1->WritePin(static_cast<uint32_t>(BoardDefinitions::POWER_SWITCH_HOLD_BUTTON), 1);
        EnableDcdcPowerSaveMode();
    }

    // Sets the bucks to operate in auto PSM/PWM mode
    // Current threshold for entry to and exit from the PSM mode is set to 100 mA
    void RT1051LPM::EnableDcdcPowerSaveMode()
    {
        gpio_2->WritePin(static_cast<uint32_t>(BoardDefinitions::DCDC_INVERTER_MODE_PIN), 0);
    }

    // Forces both bucks to operate in PWM mode
    void RT1051LPM::DisableDcdcPowerSaveMode()
    {
        gpio_2->WritePin(static_cast<uint32_t>(BoardDefinitions::DCDC_INVERTER_MODE_PIN), 1);
    }

} // namespace bsp