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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2017-10-30 Tanek the first version
* 2023-09-25 Frogrey export MIPI DSI config parameters.
*/
#include <rtthread.h>
#ifdef BSP_USING_LCD_MIPI
#include "display_support.h"
#include "drv_lcd_mipi.h"
#include "fsl_common.h"
#include "fsl_iomuxc.h"
#include "fsl_elcdif.h"
#include "drv_gpio.h"
#define LOG_TAG "drv.lcd_mipi"
#include <drv_log.h>
#if !defined(LCD_MIPI_WIDTH) || !defined(LCD_MIPI_HEIGHT)
#error "Please config mipi dsi pixel parameters."
#endif
#if !defined(LCD_MIPI_HFP) || !defined(LCD_MIPI_HBP) || !defined(LCD_MIPI_HSW) || \
!defined(LCD_MIPI_VFP) || !defined(LCD_MIPI_VBP) || !defined(LCD_MIPI_VSW)
#error "Please config mipi dsi timing parameters."
#endif
#if !defined(LCD_MIPI_BL_PIN) || !defined(LCD_MIPI_RST_PIN)
#error "Please config mipi dsi backlight or reset pin."
#endif
struct imxrt_lcd_mipi
{
struct rt_device device;
struct rt_device_graphic_info info;
};
static struct imxrt_lcd_mipi lcd_mipi;
static rt_err_t imxrt_lcd_mipi_init(rt_device_t device)
{
RT_ASSERT(device != RT_NULL);
BOARD_PrepareDisplayController();
/* MIPI DSI DEVICE INFORMATION*/
lcd_mipi.info.width = LCD_MIPI_WIDTH;
lcd_mipi.info.height = LCD_MIPI_HEIGHT;
#if DEMO_USE_XRGB8888
lcd_mipi.info.pixel_format = RTGRAPHIC_PIXEL_FORMAT_ARGB888;
lcd_mipi.info.bits_per_pixel = 32;
#elif DEMO_USE_RGB565
lcd_mipi.info.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565;
lcd_mipi.info.bits_per_pixel = 16;
#else
lcd_mipi.info.bits_per_pixel = 16;
#endif
return RT_EOK;
}
static rt_err_t imxrt_lcd_mipi_control(rt_device_t device, int cmd, void *args)
{
switch(cmd)
{
case RTGRAPHIC_CTRL_RECT_UPDATE:
break;
case RTGRAPHIC_CTRL_POWERON:
rt_pin_write(LCD_MIPI_BL_PIN, PIN_HIGH);
break;
case RTGRAPHIC_CTRL_POWEROFF:
rt_pin_write(LCD_MIPI_BL_PIN, PIN_LOW);
break;
case RTGRAPHIC_CTRL_GET_INFO:
rt_memcpy(args, &lcd_mipi.info, sizeof(lcd_mipi.info));
break;
case RTGRAPHIC_CTRL_SET_MODE:
break;
}
return RT_EOK;
}
int rt_hw_lcd_mipi_init(void)
{
rt_err_t ret;
lcd_mipi.device.type = RT_Device_Class_Graphic;
lcd_mipi.device.init = imxrt_lcd_mipi_init;
lcd_mipi.device.open = RT_NULL;
lcd_mipi.device.close = RT_NULL;
lcd_mipi.device.read = RT_NULL;
lcd_mipi.device.write = RT_NULL;
lcd_mipi.device.control = imxrt_lcd_mipi_control;
lcd_mipi.device.user_data = (void *)&lcd_mipi.info;
ret = rt_device_register(&lcd_mipi.device, "lcd_mipi", RT_DEVICE_FLAG_RDWR);
return ret;
}
INIT_DEVICE_EXPORT(rt_hw_lcd_mipi_init);
#endif /* BSP_USING_LCD_MIPI */
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