Function rt_hw_lcd_init

bsp/allwinner/libraries/drivers/drv_lcd.c:721–752

set up the 'lcd_device' and register it */

/* set up the 'lcd_device' and register it */
int rt_hw_lcd_init(void)
{
    struct lcd_device *lcd_drv = &_lcd_device;

    g_lcd = lcd_drv;
    /* the content of tcon control registers can be loaded from a xml file ? */
    // _panel = load_config_from_xml();
    memset(lcd_drv, 0, sizeof(struct lcd_device));

    lcd_drv->use_screen = DEFAULT_SCREEN;

    /* initialize device structure, the type of 'lcd' is 'rt_device' */
    lcd_drv->lcd.type = RT_Device_Class_Graphic;
    lcd_drv->lcd.init = rt_lcd_init;
    lcd_drv->lcd.open = RT_NULL;
    lcd_drv->lcd.close = RT_NULL;
    lcd_drv->lcd.control = rt_lcd_control;
    lcd_drv->lcd.user_data = (void *)&lcd_drv->lcd_info;

    /* register lcd device to RT-Thread */
    rt_device_register(&lcd_drv->lcd, "lcd", RT_DEVICE_FLAG_RDWR);

    rt_lcd_init((rt_device_t)lcd_drv);

    if (fb_init(&(lcd_drv->fb)) != RT_EOK)
    {
        rt_kprintf("fb device init failure\n");
        return -RT_ERROR;
    }

    return RT_EOK;
}
// INIT_DEVICE_EXPORT(rt_hw_lcd_init);

static int lcd_draw_point(int args, char *argv[])