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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-05-26 Chushicheng the first version
*/
#ifndef __DRV_GT911_H
#define __DRV_GT911_H
#include <rtdevice.h>
typedef enum
{
GT911_INT_MODE_IRQ_RISE = 0x00U,
GT911_INT_MODE_IRQ_FALL = 0x01U,
GT911_INT_MODE_POLL = 0x03U,
} gt911_int_mode_t;
typedef struct
{
rt_uint8_t id;
rt_uint16_t pos_x;
rt_uint16_t pos_y;
rt_uint16_t size;
} gt911_point_t;
typedef struct
{
rt_uint8_t num_pos;
gt911_point_t pos[5];
} gt911_input_t;
typedef struct
{
rt_uint8_t *tx_data;
rt_uint8_t *rx_data;
rt_uint16_t tx_len;
rt_uint16_t rx_len;
} gt911_i2c_xfer_t;
typedef rt_err_t (*gt911_ops_reset_t)(void *handle);
typedef rt_err_t (*gt911_ops_i2c_xfer_t)(void *handle, gt911_i2c_xfer_t *xfer);
typedef struct
{
gt911_ops_reset_t reset;
gt911_ops_i2c_xfer_t xfer;
} gt911_ops_t;
typedef struct
{
rt_uint16_t pos_x_max;
rt_uint16_t pos_y_max;
rt_uint8_t pos_max;
rt_uint8_t fw_version;
gt911_int_mode_t int_mode;
gt911_ops_t ops;
void *user_data;
} gt911_t;
typedef struct
{
struct rt_device parent;
struct rt_i2c_bus_device *bus;
gt911_t gt911;
} capt_t;
rt_err_t gt911_ctp_read(gt911_t *ctp, gt911_input_t *input);
int drv_capt_hw_init(void);
#endif /* __DRV_GT911_H */
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