[bsp][stm32f429-disco] Add LCD support

3 files changed, 1101 insertions, 2 deletions

diff --git a/bsp/stm32f429-disco/drivers/drv_lcd.c b/bsp/stm32f429-disco/drivers/drv_lcd.c
new file mode 100644
index 0000000000..99522871f9
--- /dev/null
+++ b/bsp/stm32f429-disco/drivers/drv_lcd.c
@@ -0,0 +1,945 @@
+/*
+ * File      : drv_lcd.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2009 RT-Thread Develop Team
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rt-thread.org/license/LICENSE
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-09-13     xuzhuoyi     first implementation
+ */
+
+#include "drv_lcd.h"
+#include <finsh.h>
+
+//#define DEBUG
+
+#ifdef DEBUG
+#define DEBUG_PRINTF(...)   rt_kprintf(__VA_ARGS__)
+#else
+#define DEBUG_PRINTF(...)   
+#endif
+
+typedef struct
+{
+	rt_uint16_t width;			//LCD ����
+	rt_uint16_t height;			//LCD �߶�
+	rt_uint16_t id;				//LCD ID
+	rt_uint8_t  dir;			//���������������ƣ�0��������1��������	
+	rt_uint16_t	wramcmd;		//��ʼдgramָ��
+	rt_uint16_t setxcmd;		//����x����ָ��
+	rt_uint16_t setycmd;		//����y����ָ�� 
+} lcd_info_t;
+
+typedef struct
+{
+	volatile rt_uint16_t reg;
+	volatile rt_uint16_t ram;
+} lcd_ili9341_t;
+
+//ʹ��NOR/SRAM�� Bank1.sector1,��ַλHADDR[27,26]=00 A18��Ϊ�������������� 
+//ע������ʱSTM32�ڲ�������һλ����!
+#define LCD_ILI9341_BASE        ((rt_uint32_t)(0x60000000 | 0x0007FFFE))
+#define ili9341					((lcd_ili9341_t *) LCD_ILI9341_BASE)
+//////////////////////////////////////////////////////////////////////////////////
+
+//ɨ�跽����
+#define L2R_U2D  0 		//������,���ϵ���
+#define L2R_D2U  1 		//������,���µ���
+#define R2L_U2D  2 		//���ҵ���,���ϵ���
+#define R2L_D2U  3 		//���ҵ���,���µ���
+#define U2D_L2R  4 		//���ϵ���,������
+#define U2D_R2L  5 		//���ϵ���,���ҵ���
+#define D2U_L2R  6 		//���µ���,������
+#define D2U_R2L  7		//���µ���,���ҵ���	 
+#define DFT_SCAN_DIR  L2R_U2D  //Ĭ�ϵ�ɨ�跽��
+
+static lcd_info_t lcddev;
+LTDC_HandleTypeDef  LtdcHandler;
+static RCC_PeriphCLKInitTypeDef  PeriphClkInitStruct;
+/* Default LCD configuration with LCD Layer 1 */
+static uint32_t ActiveLayer = 0;
+//LCD_DrvTypeDef  *LcdDrv;
+SPI_HandleTypeDef hspi5;
+
+void delay_us(rt_uint32_t nus)
+{
+	//rt_thread_delay(1);
+	while (nus--) {
+		__NOP();
+	}
+}
+
+void delay_ms(rt_uint32_t nms)
+{
+	//rt_thread_delay((RT_TICK_PER_SECOND * nms + 999) / 1000);
+	while (nms--)
+	{
+		int i;
+		for (i = 0; i < 10000; i++)
+		{
+			__NOP();
+		}
+	}
+}
+
+
+/**
+  * @brief  Selects the LCD Layer.
+  * @param  LayerIndex: the Layer foreground or background.
+  */
+void BSP_LCD_SelectLayer(uint32_t LayerIndex)
+{
+  ActiveLayer = LayerIndex;
+}
+
+/**
+  * @brief  Initializes the LTDC MSP.
+  */
+__weak void BSP_LCD_MspInit(void)
+{
+  GPIO_InitTypeDef GPIO_InitStructure;
+  
+  /* Enable the LTDC and DMA2D Clock */
+  __HAL_RCC_LTDC_CLK_ENABLE();
+  __HAL_RCC_DMA2D_CLK_ENABLE(); 
+  
+  /* Enable GPIOs clock */
+  __HAL_RCC_GPIOA_CLK_ENABLE();
+  __HAL_RCC_GPIOB_CLK_ENABLE();
+  __HAL_RCC_GPIOC_CLK_ENABLE();
+  __HAL_RCC_GPIOD_CLK_ENABLE();
+  __HAL_RCC_GPIOF_CLK_ENABLE();
+  __HAL_RCC_GPIOG_CLK_ENABLE();
+
+  /* GPIOs Configuration */
+  /*
+   +------------------------+-----------------------+----------------------------+
+   +                       LCD pins assignment                                   +
+   +------------------------+-----------------------+----------------------------+
+   |  LCD_TFT R2 <-> PC.10  |  LCD_TFT G2 <-> PA.06 |  LCD_TFT B2 <-> PD.06      |
+   |  LCD_TFT R3 <-> PB.00  |  LCD_TFT G3 <-> PG.10 |  LCD_TFT B3 <-> PG.11      |
+   |  LCD_TFT R4 <-> PA.11  |  LCD_TFT G4 <-> PB.10 |  LCD_TFT B4 <-> PG.12      |
+   |  LCD_TFT R5 <-> PA.12  |  LCD_TFT G5 <-> PB.11 |  LCD_TFT B5 <-> PA.03      |
+   |  LCD_TFT R6 <-> PB.01  |  LCD_TFT G6 <-> PC.07 |  LCD_TFT B6 <-> PB.08      |
+   |  LCD_TFT R7 <-> PG.06  |  LCD_TFT G7 <-> PD.03 |  LCD_TFT B7 <-> PB.09      |
+   -------------------------------------------------------------------------------
+            |  LCD_TFT HSYNC <-> PC.06  | LCDTFT VSYNC <->  PA.04 |
+            |  LCD_TFT CLK   <-> PG.07  | LCD_TFT DE   <->  PF.10 |
+             -----------------------------------------------------
+  */
+
+  /* GPIOA configuration */
+  GPIO_InitStructure.Pin = GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_6 |
+                           GPIO_PIN_11 | GPIO_PIN_12;
+  GPIO_InitStructure.Mode = GPIO_MODE_AF_PP;
+  GPIO_InitStructure.Pull = GPIO_NOPULL;
+  GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
+  GPIO_InitStructure.Alternate= GPIO_AF14_LTDC;
+  HAL_GPIO_Init(GPIOA, &GPIO_InitStructure);
+
+ /* GPIOB configuration */
+  GPIO_InitStructure.Pin = GPIO_PIN_8 | \
+                           GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11;
+  HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);
+
+ /* GPIOC configuration */
+  GPIO_InitStructure.Pin = GPIO_PIN_6 | GPIO_PIN_7 | GPIO_PIN_10;
+  HAL_GPIO_Init(GPIOC, &GPIO_InitStructure);
+
+ /* GPIOD configuration */
+  GPIO_InitStructure.Pin = GPIO_PIN_3 | GPIO_PIN_6;
+  HAL_GPIO_Init(GPIOD, &GPIO_InitStructure);
+  
+ /* GPIOF configuration */
+  GPIO_InitStructure.Pin = GPIO_PIN_10;
+  HAL_GPIO_Init(GPIOF, &GPIO_InitStructure);     
+
+ /* GPIOG configuration */  
+  GPIO_InitStructure.Pin = GPIO_PIN_6 | GPIO_PIN_7 | \
+                           GPIO_PIN_11;
+  HAL_GPIO_Init(GPIOG, &GPIO_InitStructure);
+ 
+  /* GPIOB configuration */  
+  GPIO_InitStructure.Pin = GPIO_PIN_0 | GPIO_PIN_1;
+  GPIO_InitStructure.Alternate= GPIO_AF9_LTDC;
+  HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);
+
+  /* GPIOG configuration */  
+  GPIO_InitStructure.Pin = GPIO_PIN_10 | GPIO_PIN_12;
+  HAL_GPIO_Init(GPIOG, &GPIO_InitStructure);
+}
+
+/**
+  * @brief  Writes a byte to device.
+  * @param  Value: value to be written
+  */
+static void SPIx_Write(uint16_t Value)
+{
+  HAL_StatusTypeDef status = HAL_OK;
+  
+  status = HAL_SPI_Transmit(&hspi5, (uint8_t*) &Value, 1, 0x1000);
+  
+  /* Check the communication status */
+  if(status != HAL_OK)
+  {
+    /* Re-Initialize the BUS */
+    //SPIx_Error();
+  }
+}
+
+/**
+  * @brief  Reads 4 bytes from device.
+  * @param  ReadSize: Number of bytes to read (max 4 bytes)
+  * @retval Value read on the SPI
+  */
+static uint32_t SPIx_Read(uint8_t ReadSize)
+{
+  HAL_StatusTypeDef status = HAL_OK;
+  uint32_t readvalue;
+  
+  status = HAL_SPI_Receive(&hspi5, (uint8_t*) &readvalue, ReadSize, 0x1000);
+  
+  /* Check the communication status */
+  if(status != HAL_OK)
+  {
+    /* Re-Initialize the BUS */
+    //SPIx_Error();
+  }
+  
+  return readvalue;
+}
+
+/**
+  * @brief  Configures the LCD_SPI interface.
+  */
+__weak void LCD_IO_Init(void)
+{
+   /* Set or Reset the control line */
+    LCD_CS_LOW();
+    LCD_CS_HIGH();
+    
+	  /* SPI5 parameter configuration*/
+  hspi5.Instance = SPI5;
+  hspi5.Init.Mode = SPI_MODE_MASTER;
+  hspi5.Init.Direction = SPI_DIRECTION_2LINES;
+  hspi5.Init.DataSize = SPI_DATASIZE_8BIT;
+  hspi5.Init.CLKPolarity = SPI_POLARITY_LOW;
+  hspi5.Init.CLKPhase = SPI_PHASE_1EDGE;
+  hspi5.Init.NSS = SPI_NSS_SOFT;
+  hspi5.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
+  hspi5.Init.FirstBit = SPI_FIRSTBIT_MSB;
+  hspi5.Init.TIMode = SPI_TIMODE_DISABLE;
+  hspi5.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
+  hspi5.Init.CRCPolynomial = 10;
+  if (HAL_SPI_Init(&hspi5) != HAL_OK)
+  {
+    //_Error_Handler(__FILE__, __LINE__);
+  }
+	
+}
+
+/**
+  * @brief  Writes  to the selected LCD register.
+  * @param  LCD_Reg: address of the selected register.
+  * @retval None
+  */
+void ili9341_WriteReg(uint8_t LCD_Reg)
+{
+  /* Reset WRX to send command */
+  LCD_WRX_LOW();
+  
+  /* Reset LCD control line(/CS) and Send command */
+  LCD_CS_LOW();
+  SPIx_Write(LCD_Reg);
+  
+  /* Deselect: Chip Select high */
+  LCD_CS_HIGH();
+}
+
+/**
+  * @brief  Writes data to the selected LCD register.
+  * @param  LCD_Reg: address of the selected register.
+  * @retval None
+  */
+void ili9341_WriteData(uint16_t RegValue)
+{
+  /* Set WRX to send data */
+  LCD_WRX_HIGH();
+  
+  /* Reset LCD control line(/CS) and Send data */  
+  LCD_CS_LOW();
+  SPIx_Write(RegValue);
+  
+  /* Deselect: Chip Select high */
+  LCD_CS_HIGH();
+}
+
+/**
+  * @brief  Reads the selected LCD Register.
+  * @param  RegValue: Address of the register to read
+  * @param  ReadSize: Number of bytes to read
+  * @retval LCD Register Value.
+  */
+uint32_t ili9341_ReadData(uint16_t RegValue, uint8_t ReadSize)
+{
+  uint32_t readvalue = 0;
+
+  /* Select: Chip Select low */
+  LCD_CS_LOW();
+
+  /* Reset WRX to send command */
+  LCD_WRX_LOW();
+  
+  SPIx_Write(RegValue);
+  
+  readvalue = SPIx_Read(ReadSize);
+
+  /* Set WRX to send data */
+  LCD_WRX_HIGH();
+
+  /* Deselect: Chip Select high */
+  LCD_CS_HIGH();
+  
+  return readvalue;
+}
+
+/**
+  * @brief  Enables the Display.
+  */
+void BSP_LCD_DisplayOn(void)
+{
+  /* Display On */
+  ili9341_WriteReg(LCD_DISPLAY_ON);
+}
+
+/**
+  * @brief  Disables the Display.
+  */
+void BSP_LCD_DisplayOff(void)
+{
+  /* Display Off */
+  ili9341_WriteReg(LCD_DISPLAY_OFF);
+}
+
+void ili9341_Init(void)
+{
+  /* Initialize ILI9341 low level bus layer ----------------------------------*/
+  LCD_IO_Init();
+  
+  /* Configure LCD */
+  ili9341_WriteReg(0xCA);
+  ili9341_WriteData(0xC3);
+  ili9341_WriteData(0x08);
+  ili9341_WriteData(0x50);
+  ili9341_WriteReg(LCD_POWERB);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0xC1);
+  ili9341_WriteData(0x30);
+  ili9341_WriteReg(LCD_POWER_SEQ);
+  ili9341_WriteData(0x64);
+  ili9341_WriteData(0x03);
+  ili9341_WriteData(0x12);
+  ili9341_WriteData(0x81);
+  ili9341_WriteReg(LCD_DTCA);
+  ili9341_WriteData(0x85);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x78);
+  ili9341_WriteReg(LCD_POWERA);
+  ili9341_WriteData(0x39);
+  ili9341_WriteData(0x2C);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x34);
+  ili9341_WriteData(0x02);
+  ili9341_WriteReg(LCD_PRC);
+  ili9341_WriteData(0x20);
+  ili9341_WriteReg(LCD_DTCB);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x00);
+  ili9341_WriteReg(LCD_FRMCTR1);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x1B);
+  ili9341_WriteReg(LCD_DFC);
+  ili9341_WriteData(0x0A);
+  ili9341_WriteData(0xA2);
+  ili9341_WriteReg(LCD_POWER1);
+  ili9341_WriteData(0x10);
+  ili9341_WriteReg(LCD_POWER2);
+  ili9341_WriteData(0x10);
+  ili9341_WriteReg(LCD_VCOM1);
+  ili9341_WriteData(0x45);
+  ili9341_WriteData(0x15);
+  ili9341_WriteReg(LCD_VCOM2);
+  ili9341_WriteData(0x90);
+  ili9341_WriteReg(LCD_MAC);
+  ili9341_WriteData(0xC8);
+  ili9341_WriteReg(LCD_3GAMMA_EN);
+  ili9341_WriteData(0x00);
+  ili9341_WriteReg(LCD_RGB_INTERFACE);
+  ili9341_WriteData(0xC2);
+  ili9341_WriteReg(LCD_DFC);
+  ili9341_WriteData(0x0A);
+  ili9341_WriteData(0xA7);
+  ili9341_WriteData(0x27);
+  ili9341_WriteData(0x04);
+  
+  /* Colomn address set */
+  ili9341_WriteReg(LCD_COLUMN_ADDR);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0xEF);
+  /* Page address set */
+  ili9341_WriteReg(LCD_PAGE_ADDR);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x01);
+  ili9341_WriteData(0x3F);
+  ili9341_WriteReg(LCD_INTERFACE);
+  ili9341_WriteData(0x01);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x06);
+  
+  ili9341_WriteReg(LCD_GRAM);
+  delay_ms(200);
+  
+  ili9341_WriteReg(LCD_GAMMA);
+  ili9341_WriteData(0x01);
+  
+  ili9341_WriteReg(LCD_PGAMMA);
+  ili9341_WriteData(0x0F);
+  ili9341_WriteData(0x29);
+  ili9341_WriteData(0x24);
+  ili9341_WriteData(0x0C);
+  ili9341_WriteData(0x0E);
+  ili9341_WriteData(0x09);
+  ili9341_WriteData(0x4E);
+  ili9341_WriteData(0x78);
+  ili9341_WriteData(0x3C);
+  ili9341_WriteData(0x09);
+  ili9341_WriteData(0x13);
+  ili9341_WriteData(0x05);
+  ili9341_WriteData(0x17);
+  ili9341_WriteData(0x11);
+  ili9341_WriteData(0x00);
+  ili9341_WriteReg(LCD_NGAMMA);
+  ili9341_WriteData(0x00);
+  ili9341_WriteData(0x16);
+  ili9341_WriteData(0x1B);
+  ili9341_WriteData(0x04);
+  ili9341_WriteData(0x11);
+  ili9341_WriteData(0x07);
+  ili9341_WriteData(0x31);
+  ili9341_WriteData(0x33);
+  ili9341_WriteData(0x42);
+  ili9341_WriteData(0x05);
+  ili9341_WriteData(0x0C);
+  ili9341_WriteData(0x0A);
+  ili9341_WriteData(0x28);
+  ili9341_WriteData(0x2F);
+  ili9341_WriteData(0x0F);
+  
+  ili9341_WriteReg(LCD_SLEEP_OUT);
+  delay_ms(200);
+  ili9341_WriteReg(LCD_DISPLAY_ON);
+  /* GRAM start writing */
+  ili9341_WriteReg(LCD_GRAM);
+}
+
+/**
+  * @brief  Initializes the LCD layers.
+  * @param  LayerIndex: the layer foreground or background. 
+  * @param  FB_Address: the layer frame buffer.
+  */
+void BSP_LCD_LayerDefaultInit(uint16_t LayerIndex, uint32_t FB_Address)
+{     
+  LTDC_LayerCfgTypeDef   Layercfg;
+
+ /* Layer Init */
+  Layercfg.WindowX0 = 0;
+  Layercfg.WindowX1 = 240;
+  Layercfg.WindowY0 = 0;
+  Layercfg.WindowY1 = 320; 
+  Layercfg.PixelFormat = LTDC_PIXEL_FORMAT_RGB565;
+  Layercfg.FBStartAdress = FB_Address;
+  Layercfg.Alpha = 255;
+  Layercfg.Alpha0 = 0;
+  Layercfg.Backcolor.Blue = 0;
+  Layercfg.Backcolor.Green = 0;
+  Layercfg.Backcolor.Red = 0;
+  Layercfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_PAxCA;
+  Layercfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_PAxCA;
+  Layercfg.ImageWidth = 240;
+  Layercfg.ImageHeight = 320;
+  
+  HAL_LTDC_ConfigLayer(&LtdcHandler, &Layercfg, LayerIndex); 
+
+  //DrawProp[LayerIndex].BackColor = LCD_COLOR_WHITE;
+  //DrawProp[LayerIndex].pFont     = &Font24;
+  //DrawProp[LayerIndex].TextColor = LCD_COLOR_BLACK; 
+
+  /* Dithering activation */
+  HAL_LTDC_EnableDither(&LtdcHandler);
+}
+
+uint8_t BSP_LCD_Init(void)
+{ 
+  /* On STM32F429I-DISCO, it is not possible to read ILI9341 ID because */
+  /* PIN EXTC is not connected to VDD and then LCD_READ_ID4 is not accessible. */
+  /* In this case, ReadID function is bypassed.*/  
+  /*if(ili9341_drv.ReadID() == ILI9341_ID)*/
+
+    /* LTDC Configuration ----------------------------------------------------*/
+    LtdcHandler.Instance = LTDC;
+    
+    /* Timing configuration  (Typical configuration from ILI9341 datasheet)
+          HSYNC=10 (9+1)
+          HBP=20 (29-10+1)
+          ActiveW=240 (269-20-10+1)
+          HFP=10 (279-240-20-10+1)
+    
+          VSYNC=2 (1+1)
+          VBP=2 (3-2+1)
+          ActiveH=320 (323-2-2+1)
+          VFP=4 (327-320-2-2+1)
+      */
+    
+    /* Configure horizontal synchronization width */
+    LtdcHandler.Init.HorizontalSync = ILI9341_HSYNC;
+    /* Configure vertical synchronization height */
+    LtdcHandler.Init.VerticalSync = ILI9341_VSYNC;
+    /* Configure accumulated horizontal back porch */
+    LtdcHandler.Init.AccumulatedHBP = ILI9341_HBP;
+    /* Configure accumulated vertical back porch */
+    LtdcHandler.Init.AccumulatedVBP = ILI9341_VBP;
+    /* Configure accumulated active width */
+    LtdcHandler.Init.AccumulatedActiveW = 269;
+    /* Configure accumulated active height */
+    LtdcHandler.Init.AccumulatedActiveH = 323;
+    /* Configure total width */
+    LtdcHandler.Init.TotalWidth = 279;
+    /* Configure total height */
+    LtdcHandler.Init.TotalHeigh = 327;
+    
+    /* Configure R,G,B component values for LCD background color */
+    LtdcHandler.Init.Backcolor.Red= 0;
+    LtdcHandler.Init.Backcolor.Blue= 0;
+    LtdcHandler.Init.Backcolor.Green= 0;
+    
+    /* LCD clock configuration */
+    /* PLLSAI_VCO Input = HSE_VALUE/PLL_M = 1 Mhz */
+    /* PLLSAI_VCO Output = PLLSAI_VCO Input * PLLSAIN = 192 Mhz */
+    /* PLLLCDCLK = PLLSAI_VCO Output/PLLSAIR = 192/4 = 48 Mhz */
+    /* LTDC clock frequency = PLLLCDCLK / LTDC_PLLSAI_DIVR_8 = 48/4 = 6Mhz */
+    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC;
+    PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
+    PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
+    PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
+    HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct); 
+    
+    /* Polarity */
+    LtdcHandler.Init.HSPolarity = LTDC_HSPOLARITY_AL;
+    LtdcHandler.Init.VSPolarity = LTDC_VSPOLARITY_AL;
+    LtdcHandler.Init.DEPolarity = LTDC_DEPOLARITY_AL;
+    LtdcHandler.Init.PCPolarity = LTDC_PCPOLARITY_IPC;
+    
+    BSP_LCD_MspInit();
+    HAL_LTDC_Init(&LtdcHandler); 
+    
+    /* Select the device */
+    //LcdDrv = &ili9341_drv;
+
+    /* LCD Init */	 
+    ili9341_Init();
+
+    /* Initialize the SDRAM */
+    //BSP_SDRAM_Init();
+
+    /* Initialize the font */
+    //BSP_LCD_SetFont(&LCD_DEFAULT_FONT);
+
+  return 0;
+}  
+
+void BSP_LCD_DrawPixel(uint16_t Xpos, uint16_t Ypos, uint32_t RGB_Code)
+{
+  /* Write data value to all SDRAM memory */
+  *(__IO uint32_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (4*(Ypos*240 + Xpos))) = RGB_Code;
+}
+
+void BSP_LCD_DrawLine(uint32_t pixel, uint16_t X1, uint16_t Y1, uint16_t X2, uint16_t Y2)
+{
+  int16_t deltax = 0, deltay = 0, x = 0, y = 0, xinc1 = 0, xinc2 = 0, 
+  yinc1 = 0, yinc2 = 0, den = 0, num = 0, numadd = 0, numpixels = 0, 
+  curpixel = 0;
+  
+  deltax = ABS(X2 - X1);        /* The difference between the x's */
+  deltay = ABS(Y2 - Y1);        /* The difference between the y's */
+  x = X1;                       /* Start x off at the first pixel */
+  y = Y1;                       /* Start y off at the first pixel */
+  
+  if (X2 >= X1)                 /* The x-values are increasing */
+  {
+    xinc1 = 1;
+    xinc2 = 1;
+  }
+  else                          /* The x-values are decreasing */
+  {
+    xinc1 = -1;
+    xinc2 = -1;
+  }
+  
+  if (Y2 >= Y1)                 /* The y-values are increasing */
+  {
+    yinc1 = 1;
+    yinc2 = 1;
+  }
+  else                          /* The y-values are decreasing */
+  {
+    yinc1 = -1;
+    yinc2 = -1;
+  }
+  
+  if (deltax >= deltay)         /* There is at least one x-value for every y-value */
+  {
+    xinc1 = 0;                  /* Don't change the x when numerator >= denominator */
+    yinc2 = 0;                  /* Don't change the y for every iteration */
+    den = deltax;
+    num = deltax / 2;
+    numadd = deltay;
+    numpixels = deltax;         /* There are more x-values than y-values */
+  }
+  else                          /* There is at least one y-value for every x-value */
+  {
+    xinc2 = 0;                  /* Don't change the x for every iteration */
+    yinc1 = 0;                  /* Don't change the y when numerator >= denominator */
+    den = deltay;
+    num = deltay / 2;
+    numadd = deltax;
+    numpixels = deltay;         /* There are more y-values than x-values */
+  }
+  
+  for (curpixel = 0; curpixel <= numpixels; curpixel++)
+  {
+    BSP_LCD_DrawPixel(x, y, pixel);   /* Draw the current pixel */
+    num += numadd;                            /* Increase the numerator by the top of the fraction */
+    if (num >= den)                           /* Check if numerator >= denominator */
+    {
+      num -= den;                             /* Calculate the new numerator value */
+      x += xinc1;                             /* Change the x as appropriate */
+      y += yinc1;                             /* Change the y as appropriate */
+    }
+    x += xinc2;                               /* Change the x as appropriate */
+    y += yinc2;                               /* Change the y as appropriate */
+  }
+}
+
+rt_uint16_t ili9341_bgr2rgb(rt_uint16_t value)
+{
+	rt_uint16_t  red, green, blue;
+
+	blue = (value >> 0) & 0x1f;
+	green = (value >> 5) & 0x3f;
+	red = (value >> 11) & 0x1f;
+
+	return (blue << 11) + (green << 5) + (red << 0);
+}
+  	   
+//static void ili9341_set_scan_direction(rt_uint8_t dir)
+//{
+//	rt_uint16_t regval = 0;
+//	rt_uint16_t dirreg = 0;
+//	rt_uint16_t temp;
+
+//	switch (dir)
+//	{
+//	case L2R_U2D://������,���ϵ���
+//		regval |= (0 << 7) | (0 << 6) | (0 << 5);
+//		break;
+//	case L2R_D2U://������,���µ���
+//		regval |= (1 << 7) | (0 << 6) | (0 << 5);
+//		break;
+//	case R2L_U2D://���ҵ���,���ϵ���
+//		regval |= (0 << 7) | (1 << 6) | (0 << 5);
+//		break;
+//	case R2L_D2U://���ҵ���,���µ���
+//		regval |= (1 << 7) | (1 << 6) | (0 << 5);
+//		break;
+//	case U2D_L2R://���ϵ���,������
+//		regval |= (0 << 7) | (0 << 6) | (1 << 5);
+//		break;
+//	case U2D_R2L://���ϵ���,���ҵ���
+//		regval |= (0 << 7) | (1 << 6) | (1 << 5);
+//		break;
+//	case D2U_L2R://���µ���,������
+//		regval |= (1 << 7) | (0 << 6) | (1 << 5);
+//		break;
+//	case D2U_R2L://���µ���,���ҵ���
+//		regval |= (1 << 7) | (1 << 6) | (1 << 5);
+//		break;
+//	}
+
+//	dirreg = 0X36;
+//	ili9341_write_reg_with_value(dirreg, regval);
+
+//	if (regval & 0X20)
+//	{
+//		if (lcddev.width < lcddev.height)//����X,Y
+//		{
+//			temp = lcddev.width;
+//			lcddev.width = lcddev.height;
+//			lcddev.height = temp;
+//		}
+//	}
+//	else
+//	{
+//		if (lcddev.width > lcddev.height)//����X,Y
+//		{
+//			temp = lcddev.width;
+//			lcddev.width = lcddev.height;
+//			lcddev.height = temp;
+//		}
+//	}
+//	
+//	ili9341_write_reg(lcddev.setxcmd);
+//	ili9341_write_data(0);
+//	ili9341_write_data(0);
+//	ili9341_write_data((lcddev.width - 1) >> 8);
+//	ili9341_write_data((lcddev.width - 1) & 0XFF);
+
+//	ili9341_write_reg(lcddev.setycmd);
+//	ili9341_write_data(0);
+//	ili9341_write_data(0);
+//	ili9341_write_data((lcddev.height - 1) >> 8);
+//	ili9341_write_data((lcddev.height - 1) & 0XFF);
+//}
+
+//void ili9341_set_backlight(rt_uint8_t pwm)
+//{
+//	ili9341_write_reg(0xBE);
+//	ili9341_write_data(0x05);
+//	ili9341_write_data(pwm*2.55);
+//	ili9341_write_data(0x01);
+//	ili9341_write_data(0xFF);
+//	ili9341_write_data(0x00);
+//	ili9341_write_data(0x00);
+//}
+
+//void ili9341_set_display_direction(rt_uint8_t dir)
+//{
+//	lcddev.dir = dir;
+//	if (dir == 0)
+//	{
+//		lcddev.width = 240;
+//		lcddev.height = 320;
+//	}
+//	else
+//	{
+//		lcddev.width = 320;
+//		lcddev.height = 240;
+//	}
+
+//	lcddev.wramcmd = 0X2C;
+//	lcddev.setxcmd = 0X2A;
+//	lcddev.setycmd = 0X2B;
+
+//	ili9341_set_scan_direction(DFT_SCAN_DIR);
+//}
+
+
+void _lcd_low_level_init(void)
+{
+	BSP_LCD_Init();
+	BSP_LCD_LayerDefaultInit(0,0xD0000000);
+  BSP_LCD_SelectLayer(0);
+	BSP_LCD_DisplayOn();
+	lcddev.width = 240;
+  lcddev.height = 320;
+	//ili9341_set_display_direction(0);
+	//HAL_GPIO_WritePin(GPIOB, GPIO_PIN_5, GPIO_PIN_SET);
+}
+
+
+static rt_err_t lcd_init(rt_device_t dev)
+{
+	return RT_EOK;
+}
+
+static rt_err_t lcd_open(rt_device_t dev, rt_uint16_t oflag)
+{
+	return RT_EOK;
+}
+
+static rt_err_t lcd_close(rt_device_t dev)
+{
+	return RT_EOK;
+}
+
+static rt_err_t lcd_control(rt_device_t dev, int cmd, void *args)
+{
+	switch (cmd)
+	{
+	case RTGRAPHIC_CTRL_GET_INFO:
+	{
+		struct rt_device_graphic_info *info;
+
+		info = (struct rt_device_graphic_info*) args;
+		RT_ASSERT(info != RT_NULL);
+
+		info->bits_per_pixel = 16;
+		info->pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565;
+		info->framebuffer = RT_NULL;
+		info->width = 240;
+		info->height = 320;
+	}
+	break;
+
+	case RTGRAPHIC_CTRL_RECT_UPDATE:
+		/* nothong to be done */
+		break;
+
+	default:
+		break;
+	}
+
+	return RT_EOK;
+}
+
+static void ili9341_lcd_set_pixel(const char* pixel, int x, int y)
+{
+	*(__IO uint32_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (4*(y * 240 + x))) = *(uint16_t *)pixel;
+}
+#ifdef RT_USING_FINSH
+static void lcd_set_pixel(uint16_t color, int x, int y)
+{
+	rt_kprintf("lcd set pixel, color: %X, x: %d, y: %d", color, x, y);
+	ili9341_lcd_set_pixel((const char *)&color, x, y);
+}
+FINSH_FUNCTION_EXPORT(lcd_set_pixel, set pixel in lcd display);
+#endif
+
+static void ili9341_lcd_get_pixel(char* pixel, int x, int y)
+{
+	uint32_t ret = 0;
+  
+  if(LtdcHandler.LayerCfg[ActiveLayer].PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888)
+  {
+    /* Read data value from SDRAM memory */
+    ret = *(__IO uint32_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (4*(y * 240 + x)));
+  }
+  else if(LtdcHandler.LayerCfg[ActiveLayer].PixelFormat == LTDC_PIXEL_FORMAT_RGB888)
+  {
+    /* Read data value from SDRAM memory */
+    ret = (*(__IO uint32_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (4*(y*240 + x))) & 0x00FFFFFF);
+  }
+  else if((LtdcHandler.LayerCfg[ActiveLayer].PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \
+          (LtdcHandler.LayerCfg[ActiveLayer].PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \
+          (LtdcHandler.LayerCfg[ActiveLayer].PixelFormat == LTDC_PIXEL_FORMAT_AL88))  
+  {
+    /* Read data value from SDRAM memory */
+    ret = *(__IO uint16_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (2*(y*240 + x)));    
+  }
+  else
+  {
+    /* Read data value from SDRAM memory */
+    ret = *(__IO uint8_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (2*(y*240 + x)));    
+  }
+
+  *pixel = ret;
+}
+#ifdef RT_USING_FINSH
+static void lcd_get_pixel(int x, int y)
+{
+	uint16_t pixel;
+	ili9341_lcd_get_pixel((char *)&pixel, x, y);
+	rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d", pixel, x, y);
+}
+FINSH_FUNCTION_EXPORT(lcd_get_pixel, get pixel in lcd display);
+#endif
+
+static void ili9341_lcd_draw_hline(const char* pixel, int x1, int x2, int y)
+{
+	BSP_LCD_DrawLine(*pixel, x1, y, x2, y);
+}
+#ifdef RT_USING_FINSH
+static void lcd_draw_hline(uint16_t pixel, int x1, int x2, int y)
+{
+	ili9341_lcd_draw_hline((const char *)&pixel, x1, x2, y);
+	rt_kprintf("lcd draw hline, pixel: 0x%X, x1: %d, x2: %d, y: %d", pixel, x1, x2, y);
+}
+FINSH_FUNCTION_EXPORT(lcd_draw_hline, draw hline in lcd display);
+#endif
+
+static void ili9341_lcd_draw_vline(const char* pixel, int x, int y1, int y2)
+{
+	BSP_LCD_DrawLine(*pixel, x, y1, x, y2);
+}
+#ifdef RT_USING_FINSH
+static void lcd_draw_vline(uint16_t pixel, int x, int y1, int y2)
+{
+	ili9341_lcd_draw_vline((const char *)&pixel, x, y1, y2);
+	rt_kprintf("lcd draw hline, pixel: 0x%X, x: %d, y: %d", pixel, y1, y2);
+}
+FINSH_FUNCTION_EXPORT(lcd_draw_vline, draw vline in lcd display);
+#endif
+
+static void ili9341_lcd_blit_line(const char* pixels, int x, int y, rt_size_t size)
+{
+	int i = 0;
+	while(size--)
+	  *(__IO uint32_t*) (LtdcHandler.LayerCfg[ActiveLayer].FBStartAdress + (4*(y*240 + x + i++))) = *(uint16_t *)pixels++;
+}
+#ifdef RT_USING_FINSH
+#define LINE_LEN 30
+static void lcd_blit_line(int x, int y)
+{
+	uint16_t pixels[LINE_LEN];
+	int i;
+
+	for (i = 0; i < LINE_LEN; i++)
+	{
+		pixels[i] = i * 40 + 50;
+	}
+
+	ili9341_lcd_blit_line((const char *)pixels, x, y, LINE_LEN);
+	rt_kprintf("lcd blit line, x: %d, y: %d", x, y);
+}
+FINSH_FUNCTION_EXPORT(lcd_blit_line, draw blit line in lcd display);
+#endif
+
+static int rt_hw_lcd_init(void)
+{
+	_lcd_low_level_init();
+
+	static struct rt_device lcd_device;
+
+	static struct rt_device_graphic_ops ili9341_ops =
+	{
+		ili9341_lcd_set_pixel,
+		ili9341_lcd_get_pixel,
+		ili9341_lcd_draw_hline,
+		ili9341_lcd_draw_vline,
+		ili9341_lcd_blit_line
+	};
+
+	/* register lcd device */
+	lcd_device.type = RT_Device_Class_Graphic;
+	lcd_device.init = lcd_init;
+	lcd_device.open = lcd_open;
+	lcd_device.close = lcd_close;
+	lcd_device.control = lcd_control;
+	lcd_device.read = RT_NULL;
+	lcd_device.write = RT_NULL;
+
+	lcd_device.user_data = &ili9341_ops;
+
+	/* register graphic device driver */
+	rt_device_register(&lcd_device, "lcd",
+		RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STANDALONE);
+
+	return 0;
+}
+INIT_BOARD_EXPORT(rt_hw_lcd_init);
diff --git a/bsp/stm32f429-disco/drivers/drv_lcd.h b/bsp/stm32f429-disco/drivers/drv_lcd.h
new file mode 100644
index 0000000000..abb83e7e4f
--- /dev/null
+++ b/bsp/stm32f429-disco/drivers/drv_lcd.h
@@ -0,0 +1,154 @@
+#ifndef __DRV_LCD_H__
+#define __DRV_LCD_H__		
+
+#include <rtdevice.h>
+#include "stm32f4xx_hal.h"
+
+#define  ILI9341_HSYNC            ((uint32_t)9)   /* Horizontal synchronization */
+#define  ILI9341_HBP              ((uint32_t)29)    /* Horizontal back porch      */ 
+#define  ILI9341_HFP              ((uint32_t)2)    /* Horizontal front porch     */
+#define  ILI9341_VSYNC            ((uint32_t)1)   /* Vertical synchronization   */
+#define  ILI9341_VBP              ((uint32_t)3)    /* Vertical back porch        */
+#define  ILI9341_VFP              ((uint32_t)2)    /* Vertical front porch       */
+
+
+/** 
+  * @brief  ILI9341 Registers  
+  */
+
+/* Level 1 Commands */
+#define LCD_SWRESET             0x01   /* Software Reset */
+#define LCD_READ_DISPLAY_ID     0x04   /* Read display identification information */
+#define LCD_RDDST               0x09   /* Read Display Status */
+#define LCD_RDDPM               0x0A   /* Read Display Power Mode */
+#define LCD_RDDMADCTL           0x0B   /* Read Display MADCTL */
+#define LCD_RDDCOLMOD           0x0C   /* Read Display Pixel Format */
+#define LCD_RDDIM               0x0D   /* Read Display Image Format */
+#define LCD_RDDSM               0x0E   /* Read Display Signal Mode */
+#define LCD_RDDSDR              0x0F   /* Read Display Self-Diagnostic Result */
+#define LCD_SPLIN               0x10   /* Enter Sleep Mode */
+#define LCD_SLEEP_OUT           0x11   /* Sleep out register */
+#define LCD_PTLON               0x12   /* Partial Mode ON */
+#define LCD_NORMAL_MODE_ON      0x13   /* Normal Display Mode ON */
+#define LCD_DINVOFF             0x20   /* Display Inversion OFF */
+#define LCD_DINVON              0x21   /* Display Inversion ON */
+#define LCD_GAMMA               0x26   /* Gamma register */
+#define LCD_DISPLAY_OFF         0x28   /* Display off register */
+#define LCD_DISPLAY_ON          0x29   /* Display on register */
+#define LCD_COLUMN_ADDR         0x2A   /* Colomn address register */ 
+#define LCD_PAGE_ADDR           0x2B   /* Page address register */ 
+#define LCD_GRAM                0x2C   /* GRAM register */   
+#define LCD_RGBSET              0x2D   /* Color SET */   
+#define LCD_RAMRD               0x2E   /* Memory Read */   
+#define LCD_PLTAR               0x30   /* Partial Area */   
+#define LCD_VSCRDEF             0x33   /* Vertical Scrolling Definition */   
+#define LCD_TEOFF               0x34   /* Tearing Effect Line OFF */   
+#define LCD_TEON                0x35   /* Tearing Effect Line ON */   
+#define LCD_MAC                 0x36   /* Memory Access Control register*/
+#define LCD_VSCRSADD            0x37   /* Vertical Scrolling Start Address */   
+#define LCD_IDMOFF              0x38   /* Idle Mode OFF */   
+#define LCD_IDMON               0x39   /* Idle Mode ON */   
+#define LCD_PIXEL_FORMAT        0x3A   /* Pixel Format register */
+#define LCD_WRITE_MEM_CONTINUE  0x3C   /* Write Memory Continue */   
+#define LCD_READ_MEM_CONTINUE   0x3E   /* Read Memory Continue */   
+#define LCD_SET_TEAR_SCANLINE   0x44   /* Set Tear Scanline */   
+#define LCD_GET_SCANLINE        0x45   /* Get Scanline */   
+#define LCD_WDB                 0x51   /* Write Brightness Display register */
+#define LCD_RDDISBV             0x52   /* Read Display Brightness */   
+#define LCD_WCD                 0x53   /* Write Control Display register*/
+#define LCD_RDCTRLD             0x54   /* Read CTRL Display */   
+#define LCD_WRCABC              0x55   /* Write Content Adaptive Brightness Control */   
+#define LCD_RDCABC              0x56   /* Read Content Adaptive Brightness Control */   
+#define LCD_WRITE_CABC          0x5E   /* Write CABC Minimum Brightness */   
+#define LCD_READ_CABC           0x5F   /* Read CABC Minimum Brightness */   
+#define LCD_READ_ID1            0xDA   /* Read ID1 */
+#define LCD_READ_ID2            0xDB   /* Read ID2 */
+#define LCD_READ_ID3            0xDC   /* Read ID3 */
+
+/* Level 2 Commands */
+#define LCD_RGB_INTERFACE       0xB0   /* RGB Interface Signal Control */
+#define LCD_FRMCTR1             0xB1   /* Frame Rate Control (In Normal Mode) */
+#define LCD_FRMCTR2             0xB2   /* Frame Rate Control (In Idle Mode) */
+#define LCD_FRMCTR3             0xB3   /* Frame Rate Control (In Partial Mode) */
+#define LCD_INVTR               0xB4   /* Display Inversion Control */
+#define LCD_BPC                 0xB5   /* Blanking Porch Control register */
+#define LCD_DFC                 0xB6   /* Display Function Control register */
+#define LCD_ETMOD               0xB7   /* Entry Mode Set */
+#define LCD_BACKLIGHT1          0xB8   /* Backlight Control 1 */
+#define LCD_BACKLIGHT2          0xB9   /* Backlight Control 2 */
+#define LCD_BACKLIGHT3          0xBA   /* Backlight Control 3 */
+#define LCD_BACKLIGHT4          0xBB   /* Backlight Control 4 */
+#define LCD_BACKLIGHT5          0xBC   /* Backlight Control 5 */
+#define LCD_BACKLIGHT7          0xBE   /* Backlight Control 7 */
+#define LCD_BACKLIGHT8          0xBF   /* Backlight Control 8 */
+#define LCD_POWER1              0xC0   /* Power Control 1 register */
+#define LCD_POWER2              0xC1   /* Power Control 2 register */
+#define LCD_VCOM1               0xC5   /* VCOM Control 1 register */
+#define LCD_VCOM2               0xC7   /* VCOM Control 2 register */
+#define LCD_NVMWR               0xD0   /* NV Memory Write */
+#define LCD_NVMPKEY             0xD1   /* NV Memory Protection Key */
+#define LCD_RDNVM               0xD2   /* NV Memory Status Read */
+#define LCD_READ_ID4            0xD3   /* Read ID4 */
+#define LCD_PGAMMA              0xE0   /* Positive Gamma Correction register */
+#define LCD_NGAMMA              0xE1   /* Negative Gamma Correction register */
+#define LCD_DGAMCTRL1           0xE2   /* Digital Gamma Control 1 */
+#define LCD_DGAMCTRL2           0xE3   /* Digital Gamma Control 2 */
+#define LCD_INTERFACE           0xF6   /* Interface control register */
+
+/* Extend register commands */
+#define LCD_POWERA               0xCB   /* Power control A register */
+#define LCD_POWERB               0xCF   /* Power control B register */
+#define LCD_DTCA                 0xE8   /* Driver timing control A */
+#define LCD_DTCB                 0xEA   /* Driver timing control B */
+#define LCD_POWER_SEQ            0xED   /* Power on sequence register */
+#define LCD_3GAMMA_EN            0xF2   /* 3 Gamma enable register */
+#define LCD_PRC                  0xF7   /* Pump ratio control register */
+
+/* Size of read registers */
+#define LCD_READ_ID4_SIZE        3      /* Size of Read ID4 */
+
+#define ABS(X)  ((X) > 0 ? (X) : -(X))
+
+/* Chip Select macro definition */
+#define LCD_CS_LOW()       HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_RESET)
+#define LCD_CS_HIGH()      HAL_GPIO_WritePin(LCD_NCS_GPIO_PORT, LCD_NCS_PIN, GPIO_PIN_SET)
+
+/* Set WRX High to send data */
+#define LCD_WRX_LOW()      HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_RESET)
+#define LCD_WRX_HIGH()     HAL_GPIO_WritePin(LCD_WRX_GPIO_PORT, LCD_WRX_PIN, GPIO_PIN_SET)
+
+/* Set WRX High to send data */
+#define LCD_RDX_LOW()      HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_RESET)
+#define LCD_RDX_HIGH()     HAL_GPIO_WritePin(LCD_RDX_GPIO_PORT, LCD_RDX_PIN, GPIO_PIN_SET)
+
+/** 
+  * @brief  LCD Control pin  
+  */ 
+#define LCD_NCS_PIN                             GPIO_PIN_2
+#define LCD_NCS_GPIO_PORT                       GPIOC
+#define LCD_NCS_GPIO_CLK_ENABLE()               __HAL_RCC_GPIOC_CLK_ENABLE()
+#define LCD_NCS_GPIO_CLK_DISABLE()              __HAL_RCC_GPIOC_CLK_DISABLE()
+/**             
+  * @}
+  */ 
+/** 
+  * @brief  LCD Command/data pin  
+  */
+#define LCD_WRX_PIN                             GPIO_PIN_13
+#define LCD_WRX_GPIO_PORT                       GPIOD
+#define LCD_WRX_GPIO_CLK_ENABLE()               __HAL_RCC_GPIOD_CLK_ENABLE()
+#define LCD_WRX_GPIO_CLK_DISABLE()              __HAL_RCC_GPIOD_CLK_DISABLE()
+  
+#define LCD_RDX_PIN                             GPIO_PIN_12
+#define LCD_RDX_GPIO_PORT                       GPIOD
+#define LCD_RDX_GPIO_CLK_ENABLE()               __HAL_RCC_GPIOD_CLK_ENABLE()
+#define LCD_RDX_GPIO_CLK_DISABLE()              __HAL_RCC_GPIOD_CLK_DISABLE()
+										  
+int rt_lcd_init(void);
+
+#endif  
+	 
+	 
+
+
+
diff --git a/bsp/stm32f429-disco/drivers/stm32f4xx_hal_conf.h b/bsp/stm32f429-disco/drivers/stm32f4xx_hal_conf.h
index a010dda5e1..0bff765afe 100644
--- a/bsp/stm32f429-disco/drivers/stm32f4xx_hal_conf.h
+++ b/bsp/stm32f429-disco/drivers/stm32f4xx_hal_conf.h
@@ -68,12 +68,12 @@
 /* #define HAL_I2C_MODULE_ENABLED   */
 /* #define HAL_I2S_MODULE_ENABLED   */
 /* #define HAL_IWDG_MODULE_ENABLED   */
-/* #define HAL_LTDC_MODULE_ENABLED   */
+#define HAL_LTDC_MODULE_ENABLED
 /* #define HAL_RNG_MODULE_ENABLED   */
 /* #define HAL_RTC_MODULE_ENABLED   */
 /* #define HAL_SAI_MODULE_ENABLED   */
 /* #define HAL_SD_MODULE_ENABLED   */
-/* #define HAL_SPI_MODULE_ENABLED   */
+#define HAL_SPI_MODULE_ENABLED
 /* #define HAL_TIM_MODULE_ENABLED   */
 #define HAL_UART_MODULE_ENABLED
 /* #define HAL_USART_MODULE_ENABLED   */