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@ -1,498 +0,0 @@
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/*
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* Copyright (c) 2014, Texas Instruments Incorporated - http://www.ti.com/
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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
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*---------------------------------------------------------------------------*/
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/**
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* \addtogroup srf06-common-peripherals
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* @{
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*
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* \file
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* Driver for the SmartRF06EB buttons when a CC13xx/CC26xxEM is mounted on it
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*/
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/*---------------------------------------------------------------------------*/
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#include "contiki.h"
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#include "lib/sensors.h"
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#include "srf06/button-sensor.h"
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#include "gpio-hal.h"
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#include "sys/timer.h"
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#include "lpm.h"
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#include "ti-lib.h"
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#include <stdint.h>
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/*---------------------------------------------------------------------------*/
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#ifdef BUTTON_SENSOR_CONF_ENABLE_SHUTDOWN
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#define BUTTON_SENSOR_ENABLE_SHUTDOWN BUTTON_SENSOR_CONF_ENABLE_SHUTDOWN
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#else
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#define BUTTON_SENSOR_ENABLE_SHUTDOWN 1
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#endif
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/*---------------------------------------------------------------------------*/
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#define BUTTON_GPIO_CFG (IOC_CURRENT_2MA | IOC_STRENGTH_AUTO | \
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IOC_IOPULL_UP | IOC_SLEW_DISABLE | \
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IOC_HYST_DISABLE | IOC_BOTH_EDGES | \
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IOC_INT_ENABLE | IOC_IOMODE_NORMAL | \
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IOC_NO_WAKE_UP | IOC_INPUT_ENABLE)
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/*---------------------------------------------------------------------------*/
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#define DEBOUNCE_DURATION (CLOCK_SECOND >> 5)
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struct btn_timer {
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struct timer debounce;
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clock_time_t start;
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clock_time_t duration;
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};
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static struct btn_timer sel_timer, left_timer, right_timer, up_timer,
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down_timer;
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Handler for SmartRF button presses
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*/
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static void
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button_press_handler(gpio_hal_pin_mask_t pin_mask)
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{
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if(pin_mask & gpio_hal_pin_to_mask(BOARD_IOID_KEY_SELECT)) {
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if(!timer_expired(&sel_timer.debounce)) {
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return;
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}
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timer_set(&sel_timer.debounce, DEBOUNCE_DURATION);
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/*
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* Start press duration counter on press (falling), notify on release
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* (rising)
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*/
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if(ti_lib_gpio_read_dio(BOARD_IOID_KEY_SELECT) == 0) {
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sel_timer.start = clock_time();
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sel_timer.duration = 0;
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} else {
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sel_timer.duration = clock_time() - sel_timer.start;
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sensors_changed(&button_select_sensor);
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}
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}
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if(pin_mask & gpio_hal_pin_to_mask(BOARD_IOID_KEY_LEFT)) {
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if(!timer_expired(&left_timer.debounce)) {
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return;
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}
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timer_set(&left_timer.debounce, DEBOUNCE_DURATION);
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/*
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* Start press duration counter on press (falling), notify on release
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* (rising)
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*/
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if(ti_lib_gpio_read_dio(BOARD_IOID_KEY_LEFT) == 0) {
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left_timer.start = clock_time();
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left_timer.duration = 0;
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} else {
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left_timer.duration = clock_time() - left_timer.start;
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sensors_changed(&button_left_sensor);
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}
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}
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if(pin_mask & gpio_hal_pin_to_mask(BOARD_IOID_KEY_RIGHT)) {
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if(BUTTON_SENSOR_ENABLE_SHUTDOWN == 0) {
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if(!timer_expired(&right_timer.debounce)) {
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return;
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}
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timer_set(&right_timer.debounce, DEBOUNCE_DURATION);
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/*
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* Start press duration counter on press (falling), notify on release
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* (rising)
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*/
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if(ti_lib_gpio_read_dio(BOARD_IOID_KEY_RIGHT) == 0) {
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right_timer.start = clock_time();
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right_timer.duration = 0;
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} else {
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right_timer.duration = clock_time() - right_timer.start;
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sensors_changed(&button_right_sensor);
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}
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} else {
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lpm_shutdown(BOARD_IOID_KEY_RIGHT, IOC_IOPULL_UP, IOC_WAKE_ON_LOW);
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}
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}
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if(pin_mask & gpio_hal_pin_to_mask(BOARD_IOID_KEY_UP)) {
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if(!timer_expired(&up_timer.debounce)) {
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return;
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}
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timer_set(&up_timer.debounce, DEBOUNCE_DURATION);
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/*
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* Start press duration counter on press (falling), notify on release
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* (rising)
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*/
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if(ti_lib_gpio_read_dio(BOARD_IOID_KEY_UP) == 0) {
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up_timer.start = clock_time();
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up_timer.duration = 0;
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} else {
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up_timer.duration = clock_time() - up_timer.start;
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sensors_changed(&button_up_sensor);
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}
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}
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if(pin_mask & gpio_hal_pin_to_mask(BOARD_IOID_KEY_DOWN)) {
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if(!timer_expired(&down_timer.debounce)) {
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return;
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}
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timer_set(&down_timer.debounce, DEBOUNCE_DURATION);
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/*
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* Start press duration counter on press (falling), notify on release
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* (rising)
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*/
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if(ti_lib_gpio_read_dio(BOARD_IOID_KEY_DOWN) == 0) {
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down_timer.start = clock_time();
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down_timer.duration = 0;
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} else {
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down_timer.duration = clock_time() - down_timer.start;
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sensors_changed(&button_down_sensor);
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}
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}
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}
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/*---------------------------------------------------------------------------*/
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static gpio_hal_event_handler_t press_handler = {
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.next = NULL,
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.handler = button_press_handler,
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.pin_mask = 0,
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};
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the button sensor for all buttons.
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*
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* \param type This function does nothing unless type == SENSORS_ACTIVE
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* \param c 0: disable the button, non-zero: enable
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* \param key: One of BOARD_KEY_LEFT, BOARD_KEY_RIGHT etc
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*/
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static void
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config_buttons(int type, int c, uint32_t key)
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{
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switch(type) {
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case SENSORS_HW_INIT:
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ti_lib_gpio_clear_event_dio(key);
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ti_lib_rom_ioc_pin_type_gpio_input(key);
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ti_lib_rom_ioc_port_configure_set(key, IOC_PORT_GPIO, BUTTON_GPIO_CFG);
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press_handler.pin_mask |= gpio_hal_pin_to_mask(key);
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gpio_hal_register_handler(&press_handler);
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break;
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case SENSORS_ACTIVE:
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if(c) {
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ti_lib_gpio_clear_event_dio(key);
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ti_lib_rom_ioc_pin_type_gpio_input(key);
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ti_lib_rom_ioc_port_configure_set(key, IOC_PORT_GPIO, BUTTON_GPIO_CFG);
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ti_lib_rom_ioc_int_enable(key);
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} else {
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ti_lib_rom_ioc_int_disable(key);
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}
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break;
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default:
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break;
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}
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the select button.
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*
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* Parameters are passed onto config_buttons, which does the actual
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* configuration
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* Parameters are ignored. They have been included because the prototype is
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* dictated by the core sensor api. The return value is also required by
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* the API but otherwise ignored.
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*
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* \param type passed to config_buttons as-is
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* \param value passed to config_buttons as-is
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*
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* \return ignored
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*/
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static int
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config_select(int type, int value)
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{
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config_buttons(type, value, BOARD_IOID_KEY_SELECT);
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the left button.
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*
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* Parameters are passed onto config_buttons, which does the actual
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* configuration
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* Parameters are ignored. They have been included because the prototype is
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* dictated by the core sensor api. The return value is also required by
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* the API but otherwise ignored.
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*
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* \param type passed to config_buttons as-is
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* \param value passed to config_buttons as-is
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*
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* \return ignored
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*/
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static int
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config_left(int type, int value)
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{
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config_buttons(type, value, BOARD_IOID_KEY_LEFT);
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the right button.
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*
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* Parameters are passed onto config_buttons, which does the actual
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* configuration
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* Parameters are ignored. They have been included because the prototype is
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* dictated by the core sensor api. The return value is also required by
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* the API but otherwise ignored.
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*
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* \param type passed to config_buttons as-is
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* \param value passed to config_buttons as-is
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*
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* \return ignored
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*/
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static int
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config_right(int type, int value)
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{
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config_buttons(type, value, BOARD_IOID_KEY_RIGHT);
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the up button.
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*
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* Parameters are passed onto config_buttons, which does the actual
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* configuration
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* Parameters are ignored. They have been included because the prototype is
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* dictated by the core sensor api. The return value is also required by
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* the API but otherwise ignored.
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*
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* \param type passed to config_buttons as-is
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* \param value passed to config_buttons as-is
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*
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* \return ignored
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*/
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static int
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config_up(int type, int value)
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{
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config_buttons(type, value, BOARD_IOID_KEY_UP);
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Configuration function for the down button.
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*
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* Parameters are passed onto config_buttons, which does the actual
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* configuration
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* Parameters are ignored. They have been included because the prototype is
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* dictated by the core sensor api. The return value is also required by
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* the API but otherwise ignored.
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*
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* \param type passed to config_buttons as-is
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* \param value passed to config_buttons as-is
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*
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* \return ignored
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*/
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static int
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config_down(int type, int value)
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{
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config_buttons(type, value, BOARD_IOID_KEY_DOWN);
|
|
|
|
|
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
static int
|
|
|
|
|
value_select(int type)
|
|
|
|
|
{
|
|
|
|
|
if(type == BUTTON_SENSOR_VALUE_STATE) {
|
|
|
|
|
return ti_lib_gpio_read_dio(BOARD_IOID_KEY_SELECT) == 0 ?
|
|
|
|
|
BUTTON_SENSOR_VALUE_PRESSED : BUTTON_SENSOR_VALUE_RELEASED;
|
|
|
|
|
} else if(type == BUTTON_SENSOR_VALUE_DURATION) {
|
|
|
|
|
return (int)sel_timer.duration;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
static int
|
|
|
|
|
value_left(int type)
|
|
|
|
|
{
|
|
|
|
|
if(type == BUTTON_SENSOR_VALUE_STATE) {
|
|
|
|
|
return ti_lib_gpio_read_dio(BOARD_IOID_KEY_LEFT) == 0 ?
|
|
|
|
|
BUTTON_SENSOR_VALUE_PRESSED : BUTTON_SENSOR_VALUE_RELEASED;
|
|
|
|
|
} else if(type == BUTTON_SENSOR_VALUE_DURATION) {
|
|
|
|
|
return (int)left_timer.duration;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
static int
|
|
|
|
|
value_right(int type)
|
|
|
|
|
{
|
|
|
|
|
if(type == BUTTON_SENSOR_VALUE_STATE) {
|
|
|
|
|
return ti_lib_gpio_read_dio(BOARD_IOID_KEY_RIGHT) == 0 ?
|
|
|
|
|
BUTTON_SENSOR_VALUE_PRESSED : BUTTON_SENSOR_VALUE_RELEASED;
|
|
|
|
|
} else if(type == BUTTON_SENSOR_VALUE_DURATION) {
|
|
|
|
|
return (int)right_timer.duration;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
static int
|
|
|
|
|
value_up(int type)
|
|
|
|
|
{
|
|
|
|
|
if(type == BUTTON_SENSOR_VALUE_STATE) {
|
|
|
|
|
return ti_lib_gpio_read_dio(BOARD_IOID_KEY_UP) == 0 ?
|
|
|
|
|
BUTTON_SENSOR_VALUE_PRESSED : BUTTON_SENSOR_VALUE_RELEASED;
|
|
|
|
|
} else if(type == BUTTON_SENSOR_VALUE_DURATION) {
|
|
|
|
|
return (int)up_timer.duration;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
static int
|
|
|
|
|
value_down(int type)
|
|
|
|
|
{
|
|
|
|
|
if(type == BUTTON_SENSOR_VALUE_STATE) {
|
|
|
|
|
return ti_lib_gpio_read_dio(BOARD_IOID_KEY_DOWN) == 0 ?
|
|
|
|
|
BUTTON_SENSOR_VALUE_PRESSED : BUTTON_SENSOR_VALUE_RELEASED;
|
|
|
|
|
} else if(type == BUTTON_SENSOR_VALUE_DURATION) {
|
|
|
|
|
return (int)down_timer.duration;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for all buttons
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \param key_io_id BOARD_IOID_KEY_LEFT, BOARD_IOID_KEY_RIGHT etc
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will only be called by status_left, status_right and the
|
|
|
|
|
* called will pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status(int type, uint32_t key_io_id)
|
|
|
|
|
{
|
|
|
|
|
switch(type) {
|
|
|
|
|
case SENSORS_ACTIVE:
|
|
|
|
|
case SENSORS_READY:
|
|
|
|
|
if(ti_lib_ioc_port_configure_get(key_io_id) & IOC_INT_ENABLE) {
|
|
|
|
|
return 1;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for the select button.
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will call status. It will pass type verbatim and it will also
|
|
|
|
|
* pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status_select(int type)
|
|
|
|
|
{
|
|
|
|
|
return status(type, BOARD_IOID_KEY_SELECT);
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for the left button.
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will call status. It will pass type verbatim and it will also
|
|
|
|
|
* pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status_left(int type)
|
|
|
|
|
{
|
|
|
|
|
return status(type, BOARD_IOID_KEY_LEFT);
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for the right button.
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will call status. It will pass type verbatim and it will also
|
|
|
|
|
* pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status_right(int type)
|
|
|
|
|
{
|
|
|
|
|
return status(type, BOARD_IOID_KEY_RIGHT);
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for the up button.
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will call status. It will pass type verbatim and it will also
|
|
|
|
|
* pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status_up(int type)
|
|
|
|
|
{
|
|
|
|
|
return status(type, BOARD_IOID_KEY_UP);
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/**
|
|
|
|
|
* \brief Status function for the down button.
|
|
|
|
|
* \param type SENSORS_ACTIVE or SENSORS_READY
|
|
|
|
|
* \return 1 if the button's port interrupt is enabled (edge detect)
|
|
|
|
|
*
|
|
|
|
|
* This function will call status. It will pass type verbatim and it will also
|
|
|
|
|
* pass the correct key_io_id
|
|
|
|
|
*/
|
|
|
|
|
static int
|
|
|
|
|
status_down(int type)
|
|
|
|
|
{
|
|
|
|
|
return status(type, BOARD_IOID_KEY_DOWN);
|
|
|
|
|
}
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
SENSORS_SENSOR(button_select_sensor, BUTTON_SENSOR, value_select,
|
|
|
|
|
config_select, status_select);
|
|
|
|
|
SENSORS_SENSOR(button_left_sensor, BUTTON_SENSOR, value_left, config_left,
|
|
|
|
|
status_left);
|
|
|
|
|
SENSORS_SENSOR(button_right_sensor, BUTTON_SENSOR, value_right, config_right,
|
|
|
|
|
status_right);
|
|
|
|
|
SENSORS_SENSOR(button_up_sensor, BUTTON_SENSOR, value_up, config_up, status_up);
|
|
|
|
|
SENSORS_SENSOR(button_down_sensor, BUTTON_SENSOR, value_down, config_down,
|
|
|
|
|
status_down);
|
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
|
|
|
/** @} */
|
George Oikonomou