88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
/*
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* Copyright (c) 2021-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-06-03 supperthomas first version
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*
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*/
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#include <rtthread.h>
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#include <rtdevice.h>
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#include "driver/gpio.h"
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#ifdef RT_USING_PIN
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static void mcu_pin_write(rt_device_t dev, rt_base_t pin, rt_uint8_t value)
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{
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gpio_set_level(pin, value);
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/*TODO:set gpio out put mode */
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}
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static rt_int8_t mcu_pin_read(rt_device_t dev, rt_base_t pin)
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{
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rt_int8_t value;
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value = gpio_get_level(pin);
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return value;
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}
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static void mcu_pin_mode(rt_device_t dev, rt_base_t pin, rt_uint8_t mode)
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{
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gpio_config_t io_conf;
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io_conf.intr_type = GPIO_INTR_DISABLE;
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io_conf.mode = GPIO_MODE_OUTPUT;
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io_conf.pin_bit_mask = (1ULL << pin);
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io_conf.pull_down_en = 0;
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io_conf.pull_up_en = 0;
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gpio_config(&io_conf);
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if (mode == PIN_MODE_OUTPUT)
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{
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gpio_set_direction(pin, GPIO_MODE_OUTPUT);
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}
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/*TODO:set gpio out put mode */
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}
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static rt_err_t mcu_pin_attach_irq(struct rt_device *device, rt_base_t pin,
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rt_uint8_t irq_mode, void (*hdr)(void *args), void *args)
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{
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/*TODO: start irq handle */
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return -RT_ENOSYS;
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}
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static rt_err_t mcu_pin_detach_irq(struct rt_device *device, rt_base_t pin)
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{
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/*TODO:disable gpio irq handle */
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return RT_EOK;
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}
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static rt_err_t mcu_pin_irq_enable(struct rt_device *device, rt_base_t pin,
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rt_uint8_t enabled)
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{
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/*TODO:start irq handle */
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return RT_EOK;
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}
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const static struct rt_pin_ops _mcu_pin_ops =
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{
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mcu_pin_mode,
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mcu_pin_write,
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mcu_pin_read,
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mcu_pin_attach_irq,
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mcu_pin_detach_irq,
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mcu_pin_irq_enable,
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RT_NULL,
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};
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int rt_hw_pin_init(void)
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{
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/*TODO: INIT THE GPIO CLOCK AND OTHER */
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return rt_device_pin_register("pin", &_mcu_pin_ops, RT_NULL);
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}
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INIT_BOARD_EXPORT(rt_hw_pin_init);
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#endif /* RT_USING_PIN */
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