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 * Copyright (c) 2015 - 2020, Nordic Semiconductor ASA
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 * 2. Redistributions in binary form, except as embedded into a Nordic
 *    Semiconductor ASA integrated circuit in a product or a software update for
 *    such product, must reproduce the above copyright notice, this list of
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 *    materials provided with the distribution.
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 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * 4. This software, with or without modification, must only be used with a
 *    Nordic Semiconductor ASA integrated circuit.
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 * 5. Any software provided in binary form under this license must not be reverse
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 */

#include "nrf_drv_ppi.h"

static nrfx_drv_state_t m_drv_state;          /**< Driver state */

ret_code_t nrf_drv_ppi_init(void)
{
    if (m_drv_state == NRFX_DRV_STATE_UNINITIALIZED)
    {
        m_drv_state = NRFX_DRV_STATE_INITIALIZED;
    }
    else
    {
        return NRF_ERROR_MODULE_ALREADY_INITIALIZED;
    }
    return NRF_SUCCESS;
}

ret_code_t nrf_drv_ppi_uninit(void)
{
    if (m_drv_state == NRFX_DRV_STATE_UNINITIALIZED)
    {
        return NRF_ERROR_INVALID_STATE;
    }

    m_drv_state = NRFX_DRV_STATE_UNINITIALIZED;
    nrfx_ppi_free_all();
    return NRF_SUCCESS;
}

