Adapt lvgl for using ft6206 model touch screen[stm32f469-st-disco] (#6153)
* Adapt lvgl for using ft6206 model touch screen
This commit is contained in:
liYang~
GitHub
parent
7b004d9fd6
commit
e36e3fda0c
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@ -5,19 +5,23 @@
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*
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*
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* Change Logs:
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* Change Logs:
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* Date Author Notes
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* Date Author Notes
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* 2022-07-07 liYony The first version
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* 2022-07-07 liYony The first version (FT6336)
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* 2022-07-08 liYony Add FT6206
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*/
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*/
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#include <lvgl.h>
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#include <lvgl.h>
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#include <rtdevice.h>
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#include <rtdevice.h>
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#include <touch.h>
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#include <lcd_port.h>
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#include <lcd_port.h>
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#define DBG_TAG "LVGL.port.indev"
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#define DBG_TAG "LVGL.port.indev"
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#define DBG_LVL DBG_INFO
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#define DBG_LVL DBG_INFO
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#include <rtdbg.h>
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#include <rtdbg.h>
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/* Include the package header files you are using */
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/* Add the include file of the package you are using */
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#ifdef BSP_USING_TOUCH_FT6X36
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#ifdef BSP_USING_TOUCH_FT6X36
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#include "ft6236.h"
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#include <ft6236.h>
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#elif defined(BSP_USING_TOUCH_FT6206)
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#include <ft6206.h>
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#endif /* BSP_USING_TOUCH_FT6X36 */
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#endif /* BSP_USING_TOUCH_FT6X36 */
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/* Touch chip connection information */
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/* Touch chip connection information */
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@ -42,6 +46,9 @@ static void input_read(lv_indev_drv_t *indev_drv, lv_indev_data_t *data)
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#ifdef BSP_USING_TOUCH_FT6X36
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#ifdef BSP_USING_TOUCH_FT6X36
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data->point.x = read_data->y_coordinate;
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data->point.x = read_data->y_coordinate;
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data->point.y = LCD_HEIGHT - read_data->x_coordinate;
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data->point.y = LCD_HEIGHT - read_data->x_coordinate;
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#elif defined(BSP_USING_TOUCH_FT6206)
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data->point.x = read_data->x_coordinate;
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data->point.y = LCD_HEIGHT - read_data->y_coordinate;
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#endif /* BSP_USING_TOUCH_FT6X36 */
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#endif /* BSP_USING_TOUCH_FT6X36 */
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if (read_data->event == RT_TOUCH_EVENT_DOWN)
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if (read_data->event == RT_TOUCH_EVENT_DOWN)
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@ -68,9 +75,11 @@ static int lv_hw_touch_init(void)
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{
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{
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struct rt_touch_config cfg;
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struct rt_touch_config cfg;
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#ifdef BSP_USING_TOUCH_FT6X36
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cfg.dev_name = BSP_TOUCH_I2C_BUS_NAME;
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cfg.dev_name = BSP_TOUCH_I2C_BUS_NAME;
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#ifdef BSP_USING_TOUCH_FT6X36
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rt_hw_ft6236_init(TOUCH_DEV_NAME, &cfg, BSP_TOUCH_I2C_RESET_PIN);
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rt_hw_ft6236_init(TOUCH_DEV_NAME, &cfg, BSP_TOUCH_I2C_RESET_PIN);
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#elif defined(BSP_USING_TOUCH_FT6206)
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rt_hw_ft6206_init(TOUCH_DEV_NAME, &cfg);
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#endif /* BSP_USING_TOUCH_FT6X36 */
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#endif /* BSP_USING_TOUCH_FT6X36 */
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touch_dev = rt_device_find(TOUCH_DEV_NAME);
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touch_dev = rt_device_find(TOUCH_DEV_NAME);
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@ -85,28 +85,20 @@ menu "Onboard Peripheral Drivers"
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config BSP_USING_TOUCH
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config BSP_USING_TOUCH
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bool "Enable touch screen"
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bool "Enable touch screen"
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select BSP_USING_I2C1
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select PKG_USING_TOUCH_DRIVERS
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choice
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choice
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prompt "Touch IC type"
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prompt "Touch IC type"
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depends on BSP_USING_TOUCH
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depends on BSP_USING_TOUCH
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default BSP_CHOICE_TOUCH_FT6X36
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default BSP_USING_TOUCH_FT6X36
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config BSP_USING_TOUCH_FT6206
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config BSP_USING_TOUCH_FT6206
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bool "FT6206"
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bool "FT6206"
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select BSP_USING_I2C1
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select PKG_USING_FT6206
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if BSP_USING_TOUCH_FT6206
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config BSP_TOUCH_INT_PIN
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int # "Touch IC interrupt pin"
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default 149
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config BSP_TOUCH_I2C_NAME
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string # "I2C Bus Name"
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default "i2c1"
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endif
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config BSP_USING_TOUCH_FT6X36
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config BSP_USING_TOUCH_FT6X36
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bool "FT6x36"
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bool "FT6x36"
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select BSP_USING_I2C1
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select PKG_USING_TOUCH_DRIVERS
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select PKG_USING_FT6236
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select PKG_USING_FT6236
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endchoice
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endchoice
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@ -1,14 +0,0 @@
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from building import *
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cwd = GetCurrentDir()
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src = []
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if GetDepend(['BSP_USING_TOUCH_FT6206']):
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src += Glob('drv_touch.c')
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src += Glob('drv_touch_ft6206.c')
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CPPPATH = [cwd]
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group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
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Return('group')
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@ -1,207 +0,0 @@
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/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-02-08 Zhangyihong the first version
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*/
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#include <rtconfig.h>
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#ifdef BSP_USING_TOUCH_FT6206
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#include "drv_touch.h"
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#include <string.h>
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#ifdef PKG_USING_GUIENGINE
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#include <rtgui/event.h>
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#include <rtgui/rtgui_server.h>
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#elif defined(PKG_USING_LITTLEVGL2RTT)
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#include <littlevgl2rtt.h>
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#elif defined(PKG_USING_LVGL)
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#include <lvgl.h>
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extern void lv_port_indev_input(rt_int16_t x, rt_int16_t y, lv_indev_state_t state);
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static rt_bool_t touch_down = RT_FALSE;
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#endif /* PKG_USING_GUIENGINE */
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#define BSP_TOUCH_SAMPLE_HZ (50)
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#define DBG_ENABLE
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#define DBG_SECTION_NAME "touch"
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#define DBG_LEVEL DBG_LOG
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#define DBG_COLOR
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#include <rtdbg.h>
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static rt_list_t driver_list;
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void rt_touch_drivers_register(touch_drv_t drv)
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{
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rt_list_insert_before(&driver_list, &drv->list);
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}
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static void post_down_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
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{
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#ifdef PKG_USING_GUIENGINE
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struct rtgui_event_mouse emouse;
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emouse.parent.sender = RT_NULL;
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emouse.wid = RT_NULL;
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emouse.parent.type = RTGUI_EVENT_MOUSE_BUTTON;
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emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_DOWN;
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emouse.x = x;
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emouse.y = y;
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emouse.ts = rt_tick_get();
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emouse.id = ts;
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rtgui_server_post_event(&emouse.parent, sizeof(emouse));
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#elif defined(PKG_USING_LITTLEVGL2RTT)
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littlevgl2rtt_send_input_event(x, y, LITTLEVGL2RTT_INPUT_DOWN);
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#elif defined(PKG_USING_LVGL)
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touch_down = RT_TRUE;
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lv_port_indev_input(x, y, (touch_down == RT_TRUE) ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL);
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#endif
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}
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static void post_motion_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
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{
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#ifdef PKG_USING_GUIENGINE
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struct rtgui_event_mouse emouse;
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emouse.parent.sender = RT_NULL;
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emouse.wid = RT_NULL;
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emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_DOWN;
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emouse.parent.type = RTGUI_EVENT_MOUSE_MOTION;
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emouse.x = x;
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emouse.y = y;
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emouse.ts = rt_tick_get();
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emouse.id = ts;
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rtgui_server_post_event(&emouse.parent, sizeof(emouse));
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#elif defined(PKG_USING_LITTLEVGL2RTT)
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littlevgl2rtt_send_input_event(x, y, LITTLEVGL2RTT_INPUT_MOVE);
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#elif defined(PKG_USING_LVGL)
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lv_port_indev_input(x, y, (touch_down == RT_TRUE) ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL);
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#endif /* PKG_USING_GUIENGINE */
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}
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static void post_up_event(rt_uint16_t x, rt_uint16_t y, rt_tick_t ts)
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{
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#ifdef PKG_USING_GUIENGINE
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struct rtgui_event_mouse emouse;
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emouse.parent.sender = RT_NULL;
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emouse.wid = RT_NULL;
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emouse.parent.type = RTGUI_EVENT_MOUSE_BUTTON;
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emouse.button = RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP;
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emouse.x = x;
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emouse.y = y;
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emouse.ts = rt_tick_get();
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emouse.id = ts;
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rtgui_server_post_event(&emouse.parent, sizeof(emouse));
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#elif defined(PKG_USING_LITTLEVGL2RTT)
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littlevgl2rtt_send_input_event(x, y, LITTLEVGL2RTT_INPUT_MOVE);
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#elif defined(PKG_USING_LVGL)
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touch_down = RT_FALSE;
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lv_port_indev_input(x, y, (touch_down == RT_TRUE) ? LV_INDEV_STATE_PR : LV_INDEV_STATE_REL);
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#endif /* PKG_USING_GUIENGINE */
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}
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static void touch_thread_entry(void *parameter)
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{
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touch_drv_t touch = (touch_drv_t)parameter;
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struct touch_message msg;
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rt_tick_t emouse_id = 0;
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touch->ops->isr_enable(RT_TRUE);
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while (1)
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{
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if (rt_sem_take(touch->isr_sem, 10) != RT_EOK)
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{
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continue;
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}
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while(touch->ops->read_point(&msg) == RT_EOK)
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{
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switch (msg.event)
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{
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case TOUCH_EVENT_UP:
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post_up_event(msg.x, msg.y, emouse_id);
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break;
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case TOUCH_EVENT_DOWN:
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emouse_id = rt_tick_get();
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post_down_event(msg.x, msg.y, emouse_id);
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break;
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case TOUCH_EVENT_MOVE:
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post_motion_event(msg.x, msg.y, emouse_id);
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break;
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default:
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break;
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}
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rt_thread_delay(RT_TICK_PER_SECOND / BSP_TOUCH_SAMPLE_HZ);
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}
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touch->ops->isr_enable(RT_TRUE);
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}
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}
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static int rt_touch_driver_init(void)
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{
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rt_list_init(&driver_list);
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return 0;
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}
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INIT_BOARD_EXPORT(rt_touch_driver_init);
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static struct rt_i2c_bus_device *i2c_bus = RT_NULL;
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static int rt_touch_thread_init(void)
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{
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rt_list_t *l;
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touch_drv_t current_driver;
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rt_thread_t tid = RT_NULL;
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i2c_bus = (struct rt_i2c_bus_device *)rt_device_find(BSP_TOUCH_I2C_NAME);
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RT_ASSERT(i2c_bus);
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current_driver = RT_NULL;
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if (rt_device_open((rt_device_t)i2c_bus, RT_DEVICE_OFLAG_RDWR) != RT_EOK)
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return -1;
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for (l = driver_list.next; l != &driver_list; l = l->next)
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{
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if (rt_list_entry(l, struct touch_drivers, list)->probe(i2c_bus))
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{
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current_driver = rt_list_entry(l, struct touch_drivers, list);
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break;
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}
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}
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if (current_driver == RT_NULL)
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{
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LOG_E("no touch screen or do not have driver\r\n");
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rt_device_close((rt_device_t)i2c_bus);
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return -1;
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}
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current_driver->ops->init(i2c_bus);
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LOG_I("touch screen found driver\r\n");
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tid = rt_thread_create("touch", touch_thread_entry, current_driver, 2048, 27, 20);
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if (tid == RT_NULL)
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{
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current_driver->ops->deinit();
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rt_device_close((rt_device_t)i2c_bus);
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return -1;
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}
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rt_thread_startup(tid);
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return 0;
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}
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static void touch_init_thread_entry(void *parameter)
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{
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rt_touch_thread_init();
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}
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static int touc_bg_init(void)
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{
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rt_thread_t tid = RT_NULL;
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tid = rt_thread_create("touch", touch_init_thread_entry, RT_NULL, 2048, 28, 20);
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if (tid == RT_NULL)
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{
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return -1;
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}
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rt_thread_startup(tid);
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return 0;
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}
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INIT_COMPONENT_EXPORT(touc_bg_init);
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#endif /* BSP_USING_TOUCH_FT6206 */
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@ -1,55 +0,0 @@
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/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-02-08 Zhangyihong the first version
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*/
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#ifndef __DRV_TOUCH_H__
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#define __DRV_TOUCH_H__
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#include "rtthread.h"
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#include "rtdevice.h"
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#define TOUCH_DBG_LEVEL DBG_LOG
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#define IIC_RETRY_NUM 2
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#define TOUCH_EVENT_UP (0x01)
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#define TOUCH_EVENT_DOWN (0x02)
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#define TOUCH_EVENT_MOVE (0x03)
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#define TOUCH_EVENT_NONE (0x80)
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struct touch_message
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{
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rt_uint16_t x;
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rt_uint16_t y;
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rt_uint8_t event;
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};
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typedef struct touch_message *touch_msg_t;
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struct touch_ops
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{
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||||||
void (* isr_enable)(rt_bool_t);
|
|
||||||
rt_err_t (* read_point)(touch_msg_t);
|
|
||||||
void (* init)(struct rt_i2c_bus_device *);
|
|
||||||
void (* deinit)(void);
|
|
||||||
};
|
|
||||||
typedef struct touch_ops *touch_ops_t;
|
|
||||||
|
|
||||||
struct touch_drivers
|
|
||||||
{
|
|
||||||
rt_list_t list;
|
|
||||||
unsigned char address;
|
|
||||||
rt_bool_t (*probe)(struct rt_i2c_bus_device *i2c_bus);
|
|
||||||
rt_sem_t isr_sem;
|
|
||||||
touch_ops_t ops;
|
|
||||||
void *user_data;
|
|
||||||
};
|
|
||||||
typedef struct touch_drivers *touch_drv_t;
|
|
||||||
|
|
||||||
extern void rt_touch_drivers_register(touch_drv_t drv);
|
|
||||||
#endif
|
|
||||||
|
|
@ -1,215 +0,0 @@
|
||||||
/*
|
|
||||||
* Copyright (c) 2006-2022, RT-Thread Development Team
|
|
||||||
*
|
|
||||||
* SPDX-License-Identifier: Apache-2.0
|
|
||||||
*
|
|
||||||
* Change Logs:
|
|
||||||
* Date Author Notes
|
|
||||||
* 2017-08-08 Yang the first version
|
|
||||||
* 2019-04-23 WillianChan porting to ft6206
|
|
||||||
*/
|
|
||||||
|
|
||||||
#include <rtthread.h>
|
|
||||||
#include <rthw.h>
|
|
||||||
#include <rtdevice.h>
|
|
||||||
#include "drv_touch.h"
|
|
||||||
|
|
||||||
#include <stdint.h>
|
|
||||||
#include <string.h>
|
|
||||||
|
|
||||||
#ifdef BSP_USING_TOUCH_FT6206
|
|
||||||
|
|
||||||
#define DBG_ENABLE
|
|
||||||
#define DBG_SECTION_NAME "TOUCH.ft"
|
|
||||||
#define DBG_LEVEL TOUCH_DBG_LEVEL
|
|
||||||
#define DBG_COLOR
|
|
||||||
#include <rtdbg.h>
|
|
||||||
|
|
||||||
static struct rt_i2c_bus_device *ft_i2c_bus;
|
|
||||||
static struct touch_drivers ft_driver;
|
|
||||||
|
|
||||||
static int ft_read(struct rt_i2c_bus_device *i2c_bus, rt_uint8_t addr, rt_uint8_t *buffer, rt_size_t length)
|
|
||||||
{
|
|
||||||
int ret = -1;
|
|
||||||
int retries = 0;
|
|
||||||
|
|
||||||
struct rt_i2c_msg msgs[] =
|
|
||||||
{
|
|
||||||
{
|
|
||||||
.addr = ft_driver.address,
|
|
||||||
.flags = RT_I2C_WR,
|
|
||||||
.len = 1,
|
|
||||||
.buf = &addr,
|
|
||||||
},
|
|
||||||
{
|
|
||||||
.addr = ft_driver.address,
|
|
||||||
.flags = RT_I2C_RD,
|
|
||||||
.len = length,
|
|
||||||
.buf = buffer,
|
|
||||||
},
|
|
||||||
};
|
|
||||||
|
|
||||||
while (retries < IIC_RETRY_NUM)
|
|
||||||
{
|
|
||||||
ret = rt_i2c_transfer(i2c_bus, msgs, 2);
|
|
||||||
if (ret == 2)break;
|
|
||||||
retries++;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (retries >= IIC_RETRY_NUM)
|
|
||||||
{
|
|
||||||
LOG_E("%s i2c read error: %d", __func__, ret);
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void ft_write(touch_drv_t driver, struct rt_i2c_bus_device *i2c_bus, rt_uint8_t addr, rt_uint8_t *buffer, rt_size_t length)
|
|
||||||
{
|
|
||||||
rt_uint8_t *send_buffer = rt_malloc(length + 1);
|
|
||||||
|
|
||||||
RT_ASSERT(send_buffer);
|
|
||||||
|
|
||||||
send_buffer[0] = addr;
|
|
||||||
memcpy(send_buffer + 1, buffer, length);
|
|
||||||
|
|
||||||
struct rt_i2c_msg msgs[] =
|
|
||||||
{
|
|
||||||
{
|
|
||||||
.addr = ft_driver.address,
|
|
||||||
.flags = RT_I2C_WR,
|
|
||||||
.len = length + 1,
|
|
||||||
.buf = send_buffer,
|
|
||||||
}
|
|
||||||
};
|
|
||||||
|
|
||||||
length = rt_i2c_transfer(i2c_bus, msgs, 1);
|
|
||||||
rt_free(send_buffer);
|
|
||||||
send_buffer = RT_NULL;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void ft_isr_enable(rt_bool_t enable)
|
|
||||||
{
|
|
||||||
rt_pin_irq_enable(BSP_TOUCH_INT_PIN, enable);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void ft_touch_isr(void *parameter)
|
|
||||||
{
|
|
||||||
ft_isr_enable(RT_FALSE);
|
|
||||||
rt_sem_release(ft_driver.isr_sem);
|
|
||||||
}
|
|
||||||
|
|
||||||
static rt_err_t ft_read_point(touch_msg_t msg)
|
|
||||||
{
|
|
||||||
int ret = -1;
|
|
||||||
uint8_t point_num = 0;
|
|
||||||
static uint8_t s_tp_down = 0;
|
|
||||||
uint8_t point[6];
|
|
||||||
ret = ft_read(ft_i2c_bus, 0x02, &point_num, 1);
|
|
||||||
if (ret < 0)
|
|
||||||
{
|
|
||||||
return RT_ERROR;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (point_num == 0)
|
|
||||||
{
|
|
||||||
if (s_tp_down)
|
|
||||||
{
|
|
||||||
s_tp_down = 0;
|
|
||||||
msg->event = TOUCH_EVENT_UP;
|
|
||||||
return RT_EOK;
|
|
||||||
}
|
|
||||||
msg->event = TOUCH_EVENT_NONE;
|
|
||||||
return RT_ERROR;
|
|
||||||
}
|
|
||||||
|
|
||||||
ret = ft_read(ft_i2c_bus, 0x03, point, 6);
|
|
||||||
if (ret < 0)
|
|
||||||
{
|
|
||||||
return RT_ERROR;
|
|
||||||
}
|
|
||||||
|
|
||||||
msg->y = (point[0]&0x0F) << 8 | point[1];
|
|
||||||
msg->x = (point[2]&0x0F) << 8 | point[3];
|
|
||||||
|
|
||||||
if (s_tp_down)
|
|
||||||
{
|
|
||||||
msg->event = TOUCH_EVENT_MOVE;
|
|
||||||
return RT_EOK;
|
|
||||||
}
|
|
||||||
msg->event = TOUCH_EVENT_DOWN;
|
|
||||||
s_tp_down = 1;
|
|
||||||
|
|
||||||
return RT_EOK;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void ft_init(struct rt_i2c_bus_device *i2c_bus)
|
|
||||||
{
|
|
||||||
if (ft_i2c_bus == RT_NULL)
|
|
||||||
{
|
|
||||||
ft_i2c_bus = i2c_bus;
|
|
||||||
}
|
|
||||||
ft_driver.isr_sem = rt_sem_create("ft", 0, RT_IPC_FLAG_FIFO);
|
|
||||||
RT_ASSERT(ft_driver.isr_sem);
|
|
||||||
|
|
||||||
rt_pin_mode(BSP_TOUCH_INT_PIN, PIN_MODE_INPUT_PULLUP);
|
|
||||||
rt_pin_attach_irq(BSP_TOUCH_INT_PIN, PIN_IRQ_MODE_FALLING, ft_touch_isr, RT_NULL);
|
|
||||||
|
|
||||||
rt_thread_mdelay(200);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void ft_deinit(void)
|
|
||||||
{
|
|
||||||
if (ft_driver.isr_sem)
|
|
||||||
{
|
|
||||||
rt_sem_delete(ft_driver.isr_sem);
|
|
||||||
ft_driver.isr_sem = RT_NULL;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
struct touch_ops ft_ops =
|
|
||||||
{
|
|
||||||
ft_isr_enable,
|
|
||||||
ft_read_point,
|
|
||||||
ft_init,
|
|
||||||
ft_deinit,
|
|
||||||
};
|
|
||||||
|
|
||||||
static rt_bool_t ft_probe(struct rt_i2c_bus_device *i2c_bus)
|
|
||||||
{
|
|
||||||
int err = 0;
|
|
||||||
uint8_t cid = 0xFF;
|
|
||||||
|
|
||||||
ft_i2c_bus = i2c_bus;
|
|
||||||
/* FT6206 Chip identification register address is 0xA8 */
|
|
||||||
err = ft_read(ft_i2c_bus, 0xA8, (uint8_t *)&cid, 1);
|
|
||||||
if (err < 0)
|
|
||||||
{
|
|
||||||
LOG_E("%s failed: %d", __func__, err);
|
|
||||||
return RT_FALSE;
|
|
||||||
}
|
|
||||||
LOG_I("touch CID:0x%02X", cid);
|
|
||||||
/* FT6206 ID Value is 0x11 */
|
|
||||||
if(cid == 0x11)
|
|
||||||
{
|
|
||||||
return RT_TRUE;
|
|
||||||
}
|
|
||||||
return RT_FALSE;
|
|
||||||
}
|
|
||||||
|
|
||||||
int ft_driver_register(void)
|
|
||||||
{
|
|
||||||
/* TouchScreen FT6206 Slave I2C address is 0x54
|
|
||||||
* 0x54 << 1 = 0x2A
|
|
||||||
*/
|
|
||||||
ft_driver.address = 0x2A;
|
|
||||||
ft_driver.probe = ft_probe;
|
|
||||||
ft_driver.ops = &ft_ops;
|
|
||||||
ft_driver.user_data = RT_NULL;
|
|
||||||
rt_touch_drivers_register(&ft_driver);
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
INIT_DEVICE_EXPORT(ft_driver_register);
|
|
||||||
|
|
||||||
#endif /* BSP_USING_TOUCH_FT6206 */
|
|
||||||
Loading…
Reference in New Issue