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.
130 lines
2.8 KiB
130 lines
2.8 KiB
5 months ago
|
/*
|
||
|
|
* Copyright (c) 2019 Winner Microelectronics Co., Ltd.
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*
|
||
|
|
* Change Logs:
|
||
|
|
* Date Author Notes
|
||
|
|
* 2018-11-23 fanwenl 1st version
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <rtthread.h>
|
||
|
|
#include <rtdevice.h>
|
||
|
|
#include "wm_io.h"
|
||
|
|
#include "wm_adc.h"
|
||
|
|
#include "wm_gpio_afsel.h"
|
||
|
|
#include "drv_adc.h"
|
||
|
|
|
||
|
|
#ifdef BSP_USING_ADC
|
||
|
|
#if defined(USING_ADC_CH1) || defined(USING_ADC_CH2) || defined(USING_ADC_CH3) || defined(USING_ADC_CH4) || \
|
||
|
|
defined(USING_ADC_CH5) || defined(USING_ADC_CH6) || defined(USING_ADC_CH7) || defined(USING_ADC_CH8)
|
||
|
|
|
||
|
|
static rt_err_t wm_adc_enabled(struct rt_adc_device *device, rt_uint32_t channel, rt_bool_t enabled)
|
||
|
|
{
|
||
|
|
if (channel < 1 || channel > 8)
|
||
|
|
return -RT_ERROR;
|
||
|
|
|
||
|
|
if (enabled == RT_TRUE)
|
||
|
|
{
|
||
|
|
tls_adc_start_with_cpu(channel - 1);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
tls_adc_stop(0);
|
||
|
|
}
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t wm_adc_convert(struct rt_adc_device *device, rt_uint32_t channel, rt_uint32_t *value)
|
||
|
|
{
|
||
|
|
if (channel < 1 || channel > 8)
|
||
|
|
return -RT_ERROR;
|
||
|
|
|
||
|
|
*value = adc_get_inputVolt(channel - 1) ;
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static struct rt_adc_ops wm_adc_ops =
|
||
|
|
{
|
||
|
|
wm_adc_enabled,
|
||
|
|
wm_adc_convert,
|
||
|
|
};
|
||
|
|
static struct rt_adc_device wm_adc;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef USING_CPU_TEMP
|
||
|
|
static rt_err_t wm_cpu_temp_enabled(struct rt_adc_device *device, rt_uint32_t channel, rt_bool_t enabled)
|
||
|
|
{
|
||
|
|
if (enabled == RT_FALSE)
|
||
|
|
{
|
||
|
|
tls_adc_stop(0);
|
||
|
|
}
|
||
|
|
return RT_EOK;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t wm_cpu_temp_convert(struct rt_adc_device *device, rt_uint32_t channel, rt_uint32_t *value)
|
||
|
|
{
|
||
|
|
*value = (rt_uint32_t)adc_temp();
|
||
|
|
|
||
|
|
/**
|
||
|
|
sprintf(temperature, "%d.%d", *value/1000, (*value%1000)/100);
|
||
|
|
printf("tem: %s", temperature);
|
||
|
|
*/
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static struct rt_adc_ops wm_cpu_temp_ops =
|
||
|
|
{
|
||
|
|
wm_cpu_temp_enabled,
|
||
|
|
wm_cpu_temp_convert,
|
||
|
|
};
|
||
|
|
static struct rt_adc_device wm_cpu_temp;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
int wm_hw_adc_init(void)
|
||
|
|
{
|
||
|
|
/*adc io config*/
|
||
|
|
#ifdef USING_ADC_CH1
|
||
|
|
wm_adc_config(0);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH2
|
||
|
|
wm_adc_config(1);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH3
|
||
|
|
wm_adc_config(2);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH4
|
||
|
|
wm_adc_config(3);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH5
|
||
|
|
wm_adc_config(4);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH6
|
||
|
|
wm_adc_config(5);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH7
|
||
|
|
wm_adc_config(6);
|
||
|
|
#endif
|
||
|
|
#ifdef USING_ADC_CH8
|
||
|
|
wm_adc_config(7);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if defined(USING_ADC_CH1) || defined(USING_ADC_CH2) || defined(USING_ADC_CH3) || defined(USING_ADC_CH4) || \
|
||
|
|
defined(USING_ADC_CH5) || defined(USING_ADC_CH6) || defined(USING_ADC_CH7) || defined(USING_ADC_CH8)
|
||
|
|
|
||
|
|
rt_hw_adc_register(&wm_adc, "adc", &wm_adc_ops, 0);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef USING_CPU_TEMP
|
||
|
|
rt_hw_adc_register(&wm_cpu_temp, "cputemp", &wm_cpu_temp_ops, 0);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
INIT_DEVICE_EXPORT(wm_hw_adc_init);
|
||
|
|
|
||
|
|
#endif /* BSP_USING_ADC */
|