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/*
* Copyright (C) 2022, Canaan Bright Sight Co., Ltd
*
* All enquiries to https://www.canaan-creative.com/
*/
/*
* Copyright (c) 2006-2025 RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*/
/*
* 本测试用例演示基于 01Studio Canmv-K230 开发板测试 gpio 的基本输入和输出功能。其中
* gpio_led_flashing 演示 LED 的跑马灯功能。LED 采用开发板上的 LED2（连接 LED_GPIO52）。
* gpio_io 演示用杜邦线将 40Pin GPIO 中的 GPIO33 和 GPIO32 连接起来，GPIO33 配
* 置为输出，GPIO32 配置为输入。分别用 GPIO33 产生输出给 GPIO32 读取并检查是否
* 和预期的输出一致。
*/
#include <unistd.h>
#include <stdio.h>
#include <rtthread.h>
#include <rtdevice.h>
#include <ioremap.h>
#include "board.h"
#include "drv_pinctrl.h"
#include "drv_gpio.h"
#include "utest.h"
#define LED_PIN_NUM 52
#define OUT_PIN_NUM 33
#define IN_PIN_NUM 32
static void gpio_led_flashing(void)
{
int cnt = 5;
/* Use default pinmux function */
kd_pin_mode(LED_PIN_NUM, GPIO_DM_OUTPUT);
while(cnt--)
{
LOG_I("led ON");
kd_pin_write(LED_PIN_NUM, GPIO_PV_HIGH);
rt_thread_mdelay(1000);
LOG_I("led OFF");
kd_pin_write(LED_PIN_NUM, GPIO_PV_LOW);
rt_thread_mdelay(1000);
}
}
static void gpio_io(void)
{
int cnt = 5;
int level = 0xff;
rt_uint32_t val;
/* Set pinmux function */
k230_pinctrl_set_function(IN_PIN_NUM, IOMUX_FUNC1);
k230_pinctrl_set_ie(IN_PIN_NUM, 1);
k230_pinctrl_set_oe(IN_PIN_NUM, 0);
k230_pinctrl_set_function(OUT_PIN_NUM, IOMUX_FUNC1);
k230_pinctrl_set_ie(OUT_PIN_NUM, 0);
k230_pinctrl_set_oe(OUT_PIN_NUM, 1);
/* Set GPIO mode */
kd_pin_mode(OUT_PIN_NUM, GPIO_DM_OUTPUT);
kd_pin_mode(IN_PIN_NUM, GPIO_DM_INPUT);
while(cnt--)
{
kd_pin_write(OUT_PIN_NUM, GPIO_PV_LOW);
level = kd_pin_read(IN_PIN_NUM);
LOG_I("--> %d", level);
uassert_int_equal(level, GPIO_PV_LOW);
kd_pin_write(OUT_PIN_NUM, GPIO_PV_HIGH);
level = kd_pin_read(IN_PIN_NUM);
LOG_I("--> %d", level);
uassert_int_equal(level, GPIO_PV_HIGH);
rt_thread_mdelay(500);
}
}
static void testcase(void)
{
UTEST_UNIT_RUN(gpio_led_flashing);
UTEST_UNIT_RUN(gpio_io);
}
static rt_err_t utest_tc_init(void)
{
return RT_EOK;
}
static rt_err_t utest_tc_cleanup(void)
{
return RT_EOK;
}
UTEST_TC_EXPORT(testcase, "bsp.k230.drivers.gpio", utest_tc_init, utest_tc_cleanup, 100);
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