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add the driver of gpio

This commit is contained in:
supperthomas 2021-02-16 00:00:26 +08:00
parent c0f8330811
commit 8ac935aeaf
5 changed files with 233 additions and 69 deletions
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9
bsp/maxim/MAX32660_EVSYS/applications/application.c
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@ -11,22 +11,13 @@
#include <rtthread.h> #include <rtthread.h>
#include <rtdevice.h> #include <rtdevice.h>
#include "gpio.h"
const gpio_cfg_t led_pin[] =
{
{PORT_0, PIN_13, GPIO_FUNC_OUT, GPIO_PAD_NONE},
};
int main(void) int main(void)
{ {
int count = 1; int count = 1;
GPIO_Config(&led_pin[0]);
GPIO_OutSet(&led_pin[0]);
while (count++) while (count++)
{ {
rt_thread_mdelay(500); rt_thread_mdelay(500);
GPIO_OutToggle(&led_pin[0]);
} }
return RT_EOK; return RT_EOK;
} }

4
bsp/maxim/MAX32660_EVSYS/board/board.h
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@ -14,6 +14,10 @@
#include <rtthread.h> #include <rtthread.h>
#include <rthw.h> #include <rthw.h>
#include "mxc_config.h"
#include "mxc_assert.h"
#define MCU_FLASH_START_ADRESS ((uint32_t)0x0) #define MCU_FLASH_START_ADRESS ((uint32_t)0x0)
#define MCU_FLASH_SIZE_KB (256) #define MCU_FLASH_SIZE_KB (256)
#define MCU_FLASH_END_ADDRESS ((uint32_t)(MCU_FLASH_START_ADRESS + MCU_FLASH_SIZE*1024)) #define MCU_FLASH_END_ADDRESS ((uint32_t)(MCU_FLASH_START_ADRESS + MCU_FLASH_SIZE*1024))

208
bsp/maxim/libraries/HAL_Drivers/drv_gpio.c Normal file
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@ -0,0 +1,208 @@
/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-02-11 supperthomas first version
*
*/
#include "drv_gpio.h"
#include <stdbool.h>
#include "gpio.h"
#ifdef RT_USING_PIN
#define DBG_LEVEL DBG_LOG
#include <rtdbg.h>
#define LOG_TAG "drv.gpio"
#define PIN_PORT_OFFSET 4
#define PIN_NUM(port, no) ((((((port) & 0xFu) << PIN_PORT_OFFSET) | ((no) & 0xFu)))
#define PIN_PORT(pin) ((uint8_t)(((pin) >> PIN_PORT_OFFSET) & 0xFu))
#define PIN_NO(pin) ((uint8_t)((pin) & 0xFu))
#define PIN_MCU_PORT(pin) PIN_PORT(pin)
#define PIN_MCU_PIN(pin) ((uint32_t)(1u << PIN_NO(pin)))
static void mcu_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value)
{
gpio_cfg_t tmp_gpio_cfg;
tmp_gpio_cfg.port = PIN_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
if (value)
{
GPIO_OutSet(&tmp_gpio_cfg);
}
else
{
GPIO_OutClr(&tmp_gpio_cfg);
}
}
static int mcu_pin_read(rt_device_t dev, rt_base_t pin)
{
int value;
gpio_cfg_t tmp_gpio_cfg;
tmp_gpio_cfg.port = PIN_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
if (GPIO_InGet(&tmp_gpio_cfg))
{
value = 1;
}
else
{
value = 0;
}
return value;
}
static void mcu_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
{
gpio_cfg_t tmp_gpio_cfg;
int ret = 0;
tmp_gpio_cfg.port = PIN_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
switch (mode)
{
case PIN_MODE_OUTPUT:
tmp_gpio_cfg.func = GPIO_FUNC_OUT;
tmp_gpio_cfg.pad = GPIO_PAD_NONE;
break;
case PIN_MODE_INPUT:
tmp_gpio_cfg.func = GPIO_FUNC_IN;
tmp_gpio_cfg.pad = GPIO_PAD_NONE;
break;
case PIN_MODE_INPUT_PULLUP:
tmp_gpio_cfg.func = GPIO_FUNC_IN;
tmp_gpio_cfg.pad = GPIO_PAD_PULL_UP;
break;
case PIN_MODE_INPUT_PULLDOWN:
tmp_gpio_cfg.func = GPIO_FUNC_IN;
tmp_gpio_cfg.pad = GPIO_PAD_PULL_DOWN;
break;
case PIN_MODE_OUTPUT_OD:
//not support
LOG_E("NOT SUPPORT");
break;
}
ret = GPIO_Config(&tmp_gpio_cfg);
if (E_NO_ERROR != ret)
{
LOG_E("GPIO_Config error :%d", ret);
}
}
static rt_err_t mcu_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
rt_uint32_t irq_mode, void (*hdr)(void *args), void *args)
{
gpio_cfg_t tmp_gpio_cfg;
tmp_gpio_cfg.port = PIN_MCU_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
tmp_gpio_cfg.pad = GPIO_PAD_PULL_UP;
tmp_gpio_cfg.func = GPIO_FUNC_IN;
GPIO_Config(&tmp_gpio_cfg);
GPIO_RegisterCallback(&tmp_gpio_cfg, hdr, args);
gpio_int_mode_t mcu_mode;
gpio_int_pol_t mcu_pol;
switch (irq_mode)
{
case PIN_IRQ_MODE_RISING:
mcu_mode = GPIO_INT_EDGE;
mcu_pol = GPIO_INT_RISING;
break;
case PIN_IRQ_MODE_FALLING:
mcu_mode = GPIO_INT_EDGE;
mcu_pol = GPIO_INT_FALLING;
break;
case PIN_IRQ_MODE_RISING_FALLING:
mcu_mode = GPIO_INT_EDGE;
mcu_pol = GPIO_INT_BOTH;
break;
case PIN_IRQ_MODE_HIGH_LEVEL:
mcu_mode = GPIO_INT_LEVEL;
mcu_pol = GPIO_INT_HIGH;
break;
case PIN_IRQ_MODE_LOW_LEVEL:
mcu_mode = GPIO_INT_LEVEL;
mcu_pol = GPIO_INT_LOW;
break;
}
GPIO_IntConfig(&tmp_gpio_cfg, mcu_mode, mcu_pol);
return RT_EOK;
}
static rt_err_t mcu_pin_dettach_irq(struct rt_device *device, rt_int32_t pin)
{
gpio_cfg_t tmp_gpio_cfg;
tmp_gpio_cfg.port = PIN_MCU_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
tmp_gpio_cfg.pad = GPIO_PAD_PULL_UP;
tmp_gpio_cfg.func = GPIO_FUNC_IN;
GPIO_Config(&tmp_gpio_cfg);
GPIO_IntDisable(&tmp_gpio_cfg);
GPIO_RegisterCallback(&tmp_gpio_cfg, NULL, NULL);
return RT_EOK;
}
static rt_err_t mcu_pin_irq_enable(struct rt_device *device, rt_base_t pin,
rt_uint32_t enabled)
{
gpio_cfg_t tmp_gpio_cfg;
tmp_gpio_cfg.port = PIN_MCU_PORT(pin);
tmp_gpio_cfg.mask = PIN_MCU_PIN(pin);
if (enabled)
{
GPIO_IntEnable(&tmp_gpio_cfg);
NVIC_EnableIRQ((IRQn_Type)MXC_GPIO_GET_IRQ(PIN_MCU_PORT(pin)));
}
else
{
GPIO_IntDisable(&tmp_gpio_cfg);
NVIC_DisableIRQ((IRQn_Type)MXC_GPIO_GET_IRQ(PIN_MCU_PORT(pin)));
}
return RT_EOK;
}
const static struct rt_pin_ops _mcu_pin_ops =
{
mcu_pin_mode,
mcu_pin_write,
mcu_pin_read,
mcu_pin_attach_irq,
mcu_pin_dettach_irq,
mcu_pin_irq_enable,
NULL,
};
int rt_hw_pin_init(void)
{
GPIO_Init();
return rt_device_pin_register("pin", &_mcu_pin_ops, RT_NULL);
}
INIT_BOARD_EXPORT(rt_hw_pin_init);
void GPIO0_IRQHandler(void)
{
GPIO_Handler(PORT_0);
}
#endif /* RT_USING_PIN */

21
bsp/maxim/libraries/HAL_Drivers/drv_gpio.h Normal file
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@ -0,0 +1,21 @@
/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-02-11 supperthomas first version
*
*/
#ifndef __DRV_GPIO_H__
#define __DRV_GPIO_H__
#include <board.h>
#include <rtdevice.h>
int rt_hw_pin_init(void);
#endif /* __DRV_GPIO_H__ */

60
bsp/maxim/libraries/HAL_Drivers/drv_spi.c
View File

@ -166,64 +166,4 @@ rt_err_t rt_hw_spi_device_attach(const char *bus_name, const char *device_name,
#endif /* BSP_USING_SPI0 || BSP_USING_SPI1 || BSP_USING_SPI2 */ #endif /* BSP_USING_SPI0 || BSP_USING_SPI1 || BSP_USING_SPI2 */
#endif /*BSP_USING_SPI*/ #endif /*BSP_USING_SPI*/
#define SPI_DEVICE_BUS "spi0"
#define SPI_DEVICE_NAME "spi01"
#define TEST_LEN 10
uint8_t rx_data[TEST_LEN];
uint8_t tx_data[TEST_LEN];
static void spi_sample(int argc, char *argv[])
{
struct rt_spi_device *spi_dev;
char name[RT_NAME_MAX];
spi_dev = (struct rt_spi_device *)rt_device_find(SPI_DEVICE_NAME);
if (RT_NULL == spi_dev)
{
rt_hw_spi_device_attach(SPI_DEVICE_BUS, SPI_DEVICE_NAME, PIN_0);
spi_dev = (struct rt_spi_device *)rt_device_find(SPI_DEVICE_NAME);
}
struct rt_spi_configuration spi_cfg =
{
.mode = 0,
.data_width = 8,
.max_hz = 1000000,
};
rt_spi_configure(spi_dev, &spi_cfg);
rt_kprintf("\n************** SPI Loopback Demo ****************\n");
rt_kprintf("This example configures the SPI to send data between the MISO (P0.4) and\n");
rt_kprintf("MOSI (P0.5) pins. Connect these two pins together. \n");
for (int j = 0; j < TEST_LEN; j++)
{
tx_data[j] = j ;
}
if (argc == 2)
{
rt_strncpy(name, argv[1], RT_NAME_MAX);
}
else
{
rt_strncpy(name, SPI_DEVICE_NAME, RT_NAME_MAX);
}
/* ?? spi ???????? */
spi_dev = (struct rt_spi_device *)rt_device_find(name);
if (!spi_dev)
{
rt_kprintf("spi sample run failed! can't find %s device!\n", name);
}
else
{
rt_spi_transfer(spi_dev, tx_data, rx_data, TEST_LEN);
for (int i = 0; i < TEST_LEN; i++)
{
rt_kprintf(" 0x%02x, ", rx_data[i]);
}
}
}
MSH_CMD_EXPORT(spi_sample, spi sample);