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v1.2.1

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刘可亮
2025-07-22 11:15:46 +08:00
parent d164b333ed
commit 11c97ef399
2870 changed files with 951307 additions and 26675 deletions
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138
bsp/peripheral/touch/tw31xx/src/tw31xx.c
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@@ -1,15 +1,17 @@
/*
* Copyright (c) 2024, ArtInChip Technology Co., Ltd
* Copyright (c) 2024-2025, ArtInChip Technology Co., Ltd
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Notes
* 2024-06-24 the first version
* 2025-06-18 fix the issue where some ICs cannot read properly
*/
#include <rtthread.h>
#include <rtdevice.h>
#include <string.h>
#include "touch_common.h"
#include "tw31xx.h"
#define DBG_TAG "tw31xx"
#define DBG_LVL DBG_INFO
@@ -103,6 +105,14 @@ static rt_size_t tw31xx_read_point(struct rt_touch_device *touch, void *buf,
tw31xx_read_regs(&tw31xx_client, reg, read_buf, sizeof(read_buf));
if (read_buf[0] == TW31XX_EVENT_ABS) {
rt_uint8_t dynamic_flag = 0;
rt_uint8_t osd_flag = 0;
int16_t input_x = 0;
int16_t input_y = 0;
rt_device_control((rt_device_t)touch, RT_TOUCH_CTRL_GET_DYNAMIC_FLAG, &dynamic_flag);
rt_device_control((rt_device_t)touch, RT_TOUCH_CTRL_GET_OSD_FLAG, &osd_flag);
reg[0] = (rt_uint8_t)(TW31XX_REG_POINT >> 8);
reg[1] = (rt_uint8_t)(TW31XX_REG_POINT & 0xff);
tw31xx_read_regs(&tw31xx_client, reg, read_buf, 4);
@@ -123,8 +133,22 @@ static rt_size_t tw31xx_read_point(struct rt_touch_device *touch, void *buf,
temp_data->event = RT_TOUCH_EVENT_NONE;
}
temp_data->y_coordinate = tp_buf & 0x1fff;
temp_data->x_coordinate = (tp_buf >> 13) & 0x1fff;
input_x = (tp_buf >> 13) & 0x1fff;
input_y = tp_buf & 0x1fff;
if (!dynamic_flag) {
if (!osd_flag) {
aic_touch_flip(&input_x, &input_y);
aic_touch_rotate(&input_x, &input_y);
aic_touch_scale(&input_x, &input_y);
aic_touch_crop(&input_x, &input_y);
}
} else {
if (!osd_flag)
aic_touch_dynamic_rotate(touch, &input_x, &input_y);
}
temp_data->x_coordinate = input_x;
temp_data->y_coordinate = input_y;
} else {
goto __exit;
}
@@ -134,6 +158,15 @@ __exit:
return read_num;
}
struct rt_touch_info tw31xx_info =
{
RT_TOUCH_TYPE_CAPACITANCE,
RT_TOUCH_VENDOR_UNKNOWN,
1,
(rt_int32_t)AIC_TOUCH_X_COORDINATE_RANGE,
(rt_int32_t)AIC_TOUCH_Y_COORDINATE_RANGE,
};
static rt_err_t tw31xx_control(struct rt_touch_device *touch, int cmd, void *arg)
{
struct rt_touch_info *info;
@@ -145,7 +178,12 @@ static rt_err_t tw31xx_control(struct rt_touch_device *touch, int cmd, void *arg
break;
case RT_TOUCH_CTRL_GET_INFO:
info = (struct rt_touch_info *)arg;
info->point_num = 1;
if (info == RT_NULL)
return -RT_EINVAL;
info->point_num = touch->info.point_num;
info->range_x = touch->info.range_x;
info->range_y = touch->info.range_y;
info->type = touch->info.type;
info->vendor = touch->info.vendor;
@@ -174,6 +212,25 @@ static struct rt_touch_ops tw31xx_touch_ops = {
.touch_control = tw31xx_control,
};
void tw31xx_get_init_event(void)
{
rt_uint8_t retry = 50;
rt_uint8_t reg[2] = {0};
rt_uint8_t read_buf[2] = {0};
reg[0] = (rt_uint8_t)(TW31XX_REG_EVENT >> 8);
reg[1] = (rt_uint8_t)(TW31XX_REG_EVENT & 0xff);
do {
tw31xx_read_regs(&tw31xx_client, reg, read_buf, 1);
if (read_buf[0] == TW31XX_EVENT_GES) {
tw31xx_i2c_done();
break;
}
rt_thread_mdelay(10);
} while (retry--);
}
static int tw31xx_hw_init(const char *name, struct rt_touch_config *cfg)
{
struct rt_touch_device *touch_device = RT_NULL;
@@ -185,17 +242,8 @@ static int tw31xx_hw_init(const char *name, struct rt_touch_config *cfg)
return -RT_ERROR;
}
rt_memset((void *)touch_device, 0, sizeof(struct rt_touch_device));
//rst output 1
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_LOW);
//irq output 1
rt_pin_mode(cfg->irq_pin.pin, PIN_MODE_OUTPUT);
rt_pin_write(cfg->irq_pin.pin, PIN_HIGH);
rt_thread_mdelay(100);
//rst output 1
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_HIGH);
rt_thread_mdelay(100);
//irq input
rt_pin_mode(cfg->irq_pin.pin, PIN_MODE_INPUT_PULLUP);
//rst output 0
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_LOW);
@@ -221,37 +269,10 @@ static int tw31xx_hw_init(const char *name, struct rt_touch_config *cfg)
tw31xx_client.client_addr = TW31XX_ADDR;
/* get init even */
rt_uint8_t reg[2];
rt_uint8_t read_buf[2] = {0};
reg[0] = (rt_uint8_t)(TW31XX_REG_EVENT >> 8);
reg[1] = (rt_uint8_t)(TW31XX_REG_EVENT & 0xff);
tw31xx_read_regs(&tw31xx_client, reg, read_buf, 1);
if (read_buf[0] == TW31XX_EVENT_GES) {
tw31xx_i2c_done();
}
//rst output 1
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_HIGH);
rt_thread_mdelay(100);
//rst output 0
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_LOW);
rt_thread_mdelay(100);
//rst output 1
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_OUTPUT);
rt_pin_write(*(rt_uint8_t *)cfg->user_data, PIN_HIGH);
rt_thread_mdelay(100);
//irq input
rt_pin_mode(cfg->irq_pin.pin, PIN_MODE_INPUT_PULLUP);
// rst input
rt_pin_mode(*(rt_uint8_t *)cfg->user_data, PIN_MODE_INPUT);
tw31xx_get_init_event();
/* register touch device */
touch_device->info.type = RT_TOUCH_TYPE_CAPACITANCE;
touch_device->info.vendor = RT_TOUCH_VENDOR_UNKNOWN;
touch_device->info = tw31xx_info;
rt_memcpy(&touch_device->config, cfg, sizeof(struct rt_touch_config));
touch_device->ops = &tw31xx_touch_ops;
@@ -264,33 +285,10 @@ static int tw31xx_hw_init(const char *name, struct rt_touch_config *cfg)
return RT_EOK;
}
static int tw31xx_gpio_cfg()
{
unsigned int g, p;
long pin;
// RST
pin = drv_pin_get(AIC_TOUCH_PANEL_RST_PIN);
g = GPIO_GROUP(pin);
p = GPIO_GROUP_PIN(pin);
hal_gpio_direction_input(g, p);
// INT
pin = drv_pin_get(AIC_TOUCH_PANEL_INT_PIN);
g = GPIO_GROUP(pin);
p = GPIO_GROUP_PIN(pin);
hal_gpio_direction_input(g, p);
hal_gpio_set_irq_mode(g, p, 0);
return 0;
}
static int rt_hw_tw31xx_init(void)
{
struct rt_touch_config cfg;
rt_uint8_t rst_pin;
tw31xx_gpio_cfg();
struct rt_touch_config cfg = {0};
rt_uint8_t rst_pin = 0;
rst_pin = drv_pin_get(AIC_TOUCH_PANEL_RST_PIN);
cfg.dev_name = AIC_TOUCH_PANEL_I2C_CHAN;
@@ -298,7 +296,7 @@ static int rt_hw_tw31xx_init(void)
cfg.irq_pin.mode = PIN_MODE_INPUT_PULLUP;
cfg.user_data = &rst_pin;
tw31xx_hw_init("tw31xx", &cfg);
tw31xx_hw_init(AIC_TOUCH_PANEL_NAME, &cfg);
return 0;
}