df71d3444d
seperate files from latest SDK (currently 14.2.0) from good old non- secure bootloader sdk 11
431 lines
17 KiB
C
431 lines
17 KiB
C
/**
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* Copyright (c) 2015 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef NRF_GPIOTE_H__
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#define NRF_GPIOTE_H__
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#include "nrf_peripherals.h"
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#include "nrf.h"
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef GPIOTE_CONFIG_PORT_Msk
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#define GPIOTE_CONFIG_PORT_PIN_Msk (GPIOTE_CONFIG_PORT_Msk | GPIOTE_CONFIG_PSEL_Msk)
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#else
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#define GPIOTE_CONFIG_PORT_PIN_Msk GPIOTE_CONFIG_PSEL_Msk
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#endif
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/**
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* @defgroup nrf_gpiote_abs GPIOTE abstraction
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* @{
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* @ingroup nrf_gpiote
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* @brief GPIOTE abstraction for configuration of channels.
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*/
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/**
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* @enum nrf_gpiote_polarity_t
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* @brief Polarity for the GPIOTE channel.
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*/
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typedef enum
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{
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NRF_GPIOTE_POLARITY_LOTOHI = GPIOTE_CONFIG_POLARITY_LoToHi, ///< Low to high.
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NRF_GPIOTE_POLARITY_HITOLO = GPIOTE_CONFIG_POLARITY_HiToLo, ///< High to low.
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NRF_GPIOTE_POLARITY_TOGGLE = GPIOTE_CONFIG_POLARITY_Toggle ///< Toggle.
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} nrf_gpiote_polarity_t;
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/**
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* @enum nrf_gpiote_outinit_t
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* @brief Initial output value for the GPIOTE channel.
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*/
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typedef enum
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{
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NRF_GPIOTE_INITIAL_VALUE_LOW = GPIOTE_CONFIG_OUTINIT_Low, ///< Low to high.
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NRF_GPIOTE_INITIAL_VALUE_HIGH = GPIOTE_CONFIG_OUTINIT_High ///< High to low.
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} nrf_gpiote_outinit_t;
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/**
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* @brief Tasks.
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*/
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typedef enum /*lint -save -e30 -esym(628,__INTADDR__) */
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{
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NRF_GPIOTE_TASKS_OUT_0 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[0]), /**< Out task 0.*/
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NRF_GPIOTE_TASKS_OUT_1 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[1]), /**< Out task 1.*/
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NRF_GPIOTE_TASKS_OUT_2 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[2]), /**< Out task 2.*/
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NRF_GPIOTE_TASKS_OUT_3 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[3]), /**< Out task 3.*/
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#if (GPIOTE_CH_NUM > 4) || defined(__SDK_DOXYGEN__)
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NRF_GPIOTE_TASKS_OUT_4 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[4]), /**< Out task 4.*/
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NRF_GPIOTE_TASKS_OUT_5 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[5]), /**< Out task 5.*/
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NRF_GPIOTE_TASKS_OUT_6 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[6]), /**< Out task 6.*/
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NRF_GPIOTE_TASKS_OUT_7 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[7]), /**< Out task 7.*/
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#endif
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#if defined(GPIOTE_FEATURE_SET_PRESENT) || defined(__SDK_DOXYGEN__)
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NRF_GPIOTE_TASKS_SET_0 = offsetof(NRF_GPIOTE_Type, TASKS_SET[0]), /**< Set task 0.*/
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NRF_GPIOTE_TASKS_SET_1 = offsetof(NRF_GPIOTE_Type, TASKS_SET[1]), /**< Set task 1.*/
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NRF_GPIOTE_TASKS_SET_2 = offsetof(NRF_GPIOTE_Type, TASKS_SET[2]), /**< Set task 2.*/
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NRF_GPIOTE_TASKS_SET_3 = offsetof(NRF_GPIOTE_Type, TASKS_SET[3]), /**< Set task 3.*/
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NRF_GPIOTE_TASKS_SET_4 = offsetof(NRF_GPIOTE_Type, TASKS_SET[4]), /**< Set task 4.*/
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NRF_GPIOTE_TASKS_SET_5 = offsetof(NRF_GPIOTE_Type, TASKS_SET[5]), /**< Set task 5.*/
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NRF_GPIOTE_TASKS_SET_6 = offsetof(NRF_GPIOTE_Type, TASKS_SET[6]), /**< Set task 6.*/
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NRF_GPIOTE_TASKS_SET_7 = offsetof(NRF_GPIOTE_Type, TASKS_SET[7]), /**< Set task 7.*/
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#endif
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#if defined(GPIOTE_FEATURE_CLR_PRESENT) || defined(__SDK_DOXYGEN__)
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NRF_GPIOTE_TASKS_CLR_0 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[0]), /**< Clear task 0.*/
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NRF_GPIOTE_TASKS_CLR_1 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[1]), /**< Clear task 1.*/
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NRF_GPIOTE_TASKS_CLR_2 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[2]), /**< Clear task 2.*/
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NRF_GPIOTE_TASKS_CLR_3 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[3]), /**< Clear task 3.*/
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NRF_GPIOTE_TASKS_CLR_4 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[4]), /**< Clear task 4.*/
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NRF_GPIOTE_TASKS_CLR_5 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[5]), /**< Clear task 5.*/
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NRF_GPIOTE_TASKS_CLR_6 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[6]), /**< Clear task 6.*/
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NRF_GPIOTE_TASKS_CLR_7 = offsetof(NRF_GPIOTE_Type, TASKS_CLR[7]), /**< Clear task 7.*/
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#endif
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/*lint -restore*/
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} nrf_gpiote_tasks_t;
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/**
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* @brief Events.
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*/
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typedef enum /*lint -save -e30 -esym(628,__INTADDR__) */
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{
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NRF_GPIOTE_EVENTS_IN_0 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[0]), /**< In event 0.*/
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NRF_GPIOTE_EVENTS_IN_1 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[1]), /**< In event 1.*/
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NRF_GPIOTE_EVENTS_IN_2 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[2]), /**< In event 2.*/
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NRF_GPIOTE_EVENTS_IN_3 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[3]), /**< In event 3.*/
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#if (GPIOTE_CH_NUM > 4) || defined(__SDK_DOXYGEN__)
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NRF_GPIOTE_EVENTS_IN_4 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[4]), /**< In event 4.*/
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NRF_GPIOTE_EVENTS_IN_5 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[5]), /**< In event 5.*/
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NRF_GPIOTE_EVENTS_IN_6 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[6]), /**< In event 6.*/
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NRF_GPIOTE_EVENTS_IN_7 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[7]), /**< In event 7.*/
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#endif
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NRF_GPIOTE_EVENTS_PORT = offsetof(NRF_GPIOTE_Type, EVENTS_PORT), /**< Port event.*/
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/*lint -restore*/
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} nrf_gpiote_events_t;
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/**
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* @enum nrf_gpiote_int_t
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* @brief GPIOTE interrupts.
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*/
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typedef enum
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{
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NRF_GPIOTE_INT_IN0_MASK = GPIOTE_INTENSET_IN0_Msk, /**< GPIOTE interrupt from IN0. */
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NRF_GPIOTE_INT_IN1_MASK = GPIOTE_INTENSET_IN1_Msk, /**< GPIOTE interrupt from IN1. */
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NRF_GPIOTE_INT_IN2_MASK = GPIOTE_INTENSET_IN2_Msk, /**< GPIOTE interrupt from IN2. */
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NRF_GPIOTE_INT_IN3_MASK = GPIOTE_INTENSET_IN3_Msk, /**< GPIOTE interrupt from IN3. */
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#if (GPIOTE_CH_NUM > 4) || defined(__SDK_DOXYGEN__)
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NRF_GPIOTE_INT_IN4_MASK = GPIOTE_INTENSET_IN4_Msk, /**< GPIOTE interrupt from IN4. */
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NRF_GPIOTE_INT_IN5_MASK = GPIOTE_INTENSET_IN5_Msk, /**< GPIOTE interrupt from IN5. */
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NRF_GPIOTE_INT_IN6_MASK = GPIOTE_INTENSET_IN6_Msk, /**< GPIOTE interrupt from IN6. */
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NRF_GPIOTE_INT_IN7_MASK = GPIOTE_INTENSET_IN7_Msk, /**< GPIOTE interrupt from IN7. */
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#endif
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NRF_GPIOTE_INT_PORT_MASK = (int)GPIOTE_INTENSET_PORT_Msk, /**< GPIOTE interrupt from PORT event. */
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} nrf_gpiote_int_t;
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#define NRF_GPIOTE_INT_IN_MASK (NRF_GPIOTE_INT_IN0_MASK | NRF_GPIOTE_INT_IN1_MASK |\
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NRF_GPIOTE_INT_IN2_MASK | NRF_GPIOTE_INT_IN3_MASK)
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#if (GPIOTE_CH_NUM > 4)
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#undef NRF_GPIOTE_INT_IN_MASK
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#define NRF_GPIOTE_INT_IN_MASK (NRF_GPIOTE_INT_IN0_MASK | NRF_GPIOTE_INT_IN1_MASK |\
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NRF_GPIOTE_INT_IN2_MASK | NRF_GPIOTE_INT_IN3_MASK |\
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NRF_GPIOTE_INT_IN4_MASK | NRF_GPIOTE_INT_IN5_MASK |\
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NRF_GPIOTE_INT_IN6_MASK | NRF_GPIOTE_INT_IN7_MASK)
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#endif
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/**
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* @brief Function for activating a specific GPIOTE task.
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*
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* @param[in] task Task.
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*/
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__STATIC_INLINE void nrf_gpiote_task_set(nrf_gpiote_tasks_t task);
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/**
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* @brief Function for getting the address of a specific GPIOTE task.
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*
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* @param[in] task Task.
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*
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* @returns Address.
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*/
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__STATIC_INLINE uint32_t nrf_gpiote_task_addr_get(nrf_gpiote_tasks_t task);
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/**
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* @brief Function for getting the state of a specific GPIOTE event.
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*
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* @param[in] event Event.
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*/
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__STATIC_INLINE bool nrf_gpiote_event_is_set(nrf_gpiote_events_t event);
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/**
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* @brief Function for clearing a specific GPIOTE event.
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*
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* @param[in] event Event.
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*/
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__STATIC_INLINE void nrf_gpiote_event_clear(nrf_gpiote_events_t event);
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/**
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* @brief Function for getting the address of a specific GPIOTE event.
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*
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* @param[in] event Event.
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*
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* @return Address
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*/
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__STATIC_INLINE uint32_t nrf_gpiote_event_addr_get(nrf_gpiote_events_t event);
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/**@brief Function for enabling interrupts.
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*
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* @param[in] mask Interrupt mask to be enabled.
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*/
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__STATIC_INLINE void nrf_gpiote_int_enable(uint32_t mask);
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/**@brief Function for disabling interrupts.
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*
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* @param[in] mask Interrupt mask to be disabled.
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*/
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__STATIC_INLINE void nrf_gpiote_int_disable(uint32_t mask);
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/**@brief Function for checking if interrupts are enabled.
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*
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* @param[in] mask Mask of interrupt flags to check.
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*
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* @return Mask with enabled interrupts.
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*/
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__STATIC_INLINE uint32_t nrf_gpiote_int_is_enabled(uint32_t mask);
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/**@brief Function for enabling a GPIOTE event.
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*
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* @param[in] idx Task-Event index.
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*/
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__STATIC_INLINE void nrf_gpiote_event_enable(uint32_t idx);
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/**@brief Function for disabling a GPIOTE event.
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*
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* @param[in] idx Task-Event index.
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*/
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__STATIC_INLINE void nrf_gpiote_event_disable(uint32_t idx);
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/**@brief Function for configuring a GPIOTE event.
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*
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* @param[in] idx Task-Event index.
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* @param[in] pin Pin associated with event.
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* @param[in] polarity Transition that should generate an event.
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*/
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__STATIC_INLINE void nrf_gpiote_event_configure(uint32_t idx, uint32_t pin,
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nrf_gpiote_polarity_t polarity);
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/**@brief Function for getting the pin associated with a GPIOTE event.
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*
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* @param[in] idx Task-Event index.
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*
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* @return Pin number.
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*/
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__STATIC_INLINE uint32_t nrf_gpiote_event_pin_get(uint32_t idx);
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/**@brief Function for getting the polarity associated with a GPIOTE event.
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*
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* @param[in] idx Task-Event index.
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*
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* @return Polarity.
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*/
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__STATIC_INLINE nrf_gpiote_polarity_t nrf_gpiote_event_polarity_get(uint32_t idx);
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/**@brief Function for enabling a GPIOTE task.
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*
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* @param[in] idx Task-Event index.
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*/
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__STATIC_INLINE void nrf_gpiote_task_enable(uint32_t idx);
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/**@brief Function for disabling a GPIOTE task.
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*
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* @param[in] idx Task-Event index.
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*/
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__STATIC_INLINE void nrf_gpiote_task_disable(uint32_t idx);
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/**@brief Function for configuring a GPIOTE task.
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* @note Function is not configuring mode field so task is disabled after this function is called.
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*
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* @param[in] idx Task-Event index.
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* @param[in] pin Pin associated with event.
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* @param[in] polarity Transition that should generate an event.
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* @param[in] init_val Initial value of the pin.
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*/
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__STATIC_INLINE void nrf_gpiote_task_configure(uint32_t idx, uint32_t pin,
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nrf_gpiote_polarity_t polarity,
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nrf_gpiote_outinit_t init_val);
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/**@brief Function for forcing a specific state on the pin connected to GPIOTE.
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*
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* @param[in] idx Task-Event index.
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* @param[in] init_val Pin state.
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*/
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__STATIC_INLINE void nrf_gpiote_task_force(uint32_t idx, nrf_gpiote_outinit_t init_val);
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/**@brief Function for resetting a GPIOTE task event configuration to the default state.
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*
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* @param[in] idx Task-Event index.
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*/
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__STATIC_INLINE void nrf_gpiote_te_default(uint32_t idx);
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#ifndef SUPPRESS_INLINE_IMPLEMENTATION
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__STATIC_INLINE void nrf_gpiote_task_set(nrf_gpiote_tasks_t task)
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{
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*(__IO uint32_t *)((uint32_t)NRF_GPIOTE + task) = 0x1UL;
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}
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__STATIC_INLINE uint32_t nrf_gpiote_task_addr_get(nrf_gpiote_tasks_t task)
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{
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return ((uint32_t)NRF_GPIOTE + task);
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}
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__STATIC_INLINE bool nrf_gpiote_event_is_set(nrf_gpiote_events_t event)
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{
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return (*(uint32_t *)nrf_gpiote_event_addr_get(event) == 0x1UL) ? true : false;
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}
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__STATIC_INLINE void nrf_gpiote_event_clear(nrf_gpiote_events_t event)
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{
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*(uint32_t *)nrf_gpiote_event_addr_get(event) = 0;
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#if __CORTEX_M == 0x04
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volatile uint32_t dummy = *((volatile uint32_t *)nrf_gpiote_event_addr_get(event));
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(void)dummy;
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#endif
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}
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__STATIC_INLINE uint32_t nrf_gpiote_event_addr_get(nrf_gpiote_events_t event)
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{
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return ((uint32_t)NRF_GPIOTE + event);
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}
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__STATIC_INLINE void nrf_gpiote_int_enable(uint32_t mask)
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{
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NRF_GPIOTE->INTENSET = mask;
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}
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__STATIC_INLINE void nrf_gpiote_int_disable(uint32_t mask)
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{
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NRF_GPIOTE->INTENCLR = mask;
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}
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__STATIC_INLINE uint32_t nrf_gpiote_int_is_enabled(uint32_t mask)
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{
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return (NRF_GPIOTE->INTENSET & mask);
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}
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__STATIC_INLINE void nrf_gpiote_event_enable(uint32_t idx)
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{
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NRF_GPIOTE->CONFIG[idx] |= GPIOTE_CONFIG_MODE_Event;
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}
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__STATIC_INLINE void nrf_gpiote_event_disable(uint32_t idx)
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{
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NRF_GPIOTE->CONFIG[idx] &= ~GPIOTE_CONFIG_MODE_Event;
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}
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__STATIC_INLINE void nrf_gpiote_event_configure(uint32_t idx, uint32_t pin, nrf_gpiote_polarity_t polarity)
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{
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NRF_GPIOTE->CONFIG[idx] &= ~(GPIOTE_CONFIG_PORT_PIN_Msk | GPIOTE_CONFIG_POLARITY_Msk);
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NRF_GPIOTE->CONFIG[idx] |= ((pin << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PORT_PIN_Msk) |
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((polarity << GPIOTE_CONFIG_POLARITY_Pos) & GPIOTE_CONFIG_POLARITY_Msk);
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}
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__STATIC_INLINE uint32_t nrf_gpiote_event_pin_get(uint32_t idx)
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{
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return ((NRF_GPIOTE->CONFIG[idx] & GPIOTE_CONFIG_PORT_PIN_Msk) >> GPIOTE_CONFIG_PSEL_Pos);
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}
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__STATIC_INLINE nrf_gpiote_polarity_t nrf_gpiote_event_polarity_get(uint32_t idx)
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{
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return (nrf_gpiote_polarity_t)((NRF_GPIOTE->CONFIG[idx] & GPIOTE_CONFIG_POLARITY_Msk) >> GPIOTE_CONFIG_POLARITY_Pos);
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}
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__STATIC_INLINE void nrf_gpiote_task_enable(uint32_t idx)
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{
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uint32_t final_config = NRF_GPIOTE->CONFIG[idx] | GPIOTE_CONFIG_MODE_Task;
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#ifdef NRF51
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/* Workaround for the OUTINIT PAN. When nrf_gpiote_task_config() is called a glitch happens
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on the GPIO if the GPIO in question is already assigned to GPIOTE and the pin is in the
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correct state in GPIOTE but not in the OUT register. */
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/* Configure channel to not existing, not connected to the pin, and configure as a tasks that will set it to proper level */
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NRF_GPIOTE->CONFIG[idx] = final_config | (((31) << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PORT_PIN_Msk);
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__NOP();
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__NOP();
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__NOP();
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#endif
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NRF_GPIOTE->CONFIG[idx] = final_config;
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}
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__STATIC_INLINE void nrf_gpiote_task_disable(uint32_t idx)
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{
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NRF_GPIOTE->CONFIG[idx] &= ~GPIOTE_CONFIG_MODE_Task;
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}
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__STATIC_INLINE void nrf_gpiote_task_configure(uint32_t idx, uint32_t pin,
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nrf_gpiote_polarity_t polarity,
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nrf_gpiote_outinit_t init_val)
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{
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NRF_GPIOTE->CONFIG[idx] &= ~(GPIOTE_CONFIG_PORT_PIN_Msk |
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GPIOTE_CONFIG_POLARITY_Msk |
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GPIOTE_CONFIG_OUTINIT_Msk);
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NRF_GPIOTE->CONFIG[idx] |= ((pin << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PORT_PIN_Msk) |
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((polarity << GPIOTE_CONFIG_POLARITY_Pos) & GPIOTE_CONFIG_POLARITY_Msk) |
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((init_val << GPIOTE_CONFIG_OUTINIT_Pos) & GPIOTE_CONFIG_OUTINIT_Msk);
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}
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__STATIC_INLINE void nrf_gpiote_task_force(uint32_t idx, nrf_gpiote_outinit_t init_val)
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{
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NRF_GPIOTE->CONFIG[idx] = (NRF_GPIOTE->CONFIG[idx] & ~GPIOTE_CONFIG_OUTINIT_Msk)
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| ((init_val << GPIOTE_CONFIG_OUTINIT_Pos) & GPIOTE_CONFIG_OUTINIT_Msk);
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}
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__STATIC_INLINE void nrf_gpiote_te_default(uint32_t idx)
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{
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NRF_GPIOTE->CONFIG[idx] = 0;
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}
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#endif //SUPPRESS_INLINE_IMPLEMENTATION
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif
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