You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

66 lines
1.2 KiB

/*
* Copyright (c) 2020 Peter Johanson
*
* SPDX-License-Identifier: MIT
*/
#pragma once
#include <device.h>
#include <drivers/gpio.h>
#include <sys/util.h>
struct ec11_config {
const char *a_label;
const u8_t a_pin;
const u8_t a_flags;
const char *b_label;
const u8_t b_pin;
const u8_t b_flags;
const u8_t resolution;
};
enum ec11_pin_state {
EC11_A_PIN_STATE,
EC11_B_PIN_STATE
};
struct ec11_data {
struct device *a;
struct device *b;
u8_t ab_state;
s8_t pulses;
s8_t ticks;
s8_t delta;
#ifdef CONFIG_EC11_TRIGGER
struct device *gpio;
struct gpio_callback a_gpio_cb;
struct gpio_callback b_gpio_cb;
struct device *dev;
sensor_trigger_handler_t handler;
struct sensor_trigger trigger;
#if defined(CONFIG_EC11_TRIGGER_OWN_THREAD)
K_THREAD_STACK_MEMBER(thread_stack, CONFIG_EC11_THREAD_STACK_SIZE);
struct k_sem gpio_sem;
struct k_thread thread;
#elif defined(CONFIG_EC11_TRIGGER_GLOBAL_THREAD)
struct k_work work;
#endif
#endif /* CONFIG_EC11_TRIGGER */
};
#ifdef CONFIG_EC11_TRIGGER
int ec11_trigger_set(struct device *dev,
const struct sensor_trigger *trig,
sensor_trigger_handler_t handler);
int ec11_init_interrupt(struct device *dev);
#endif