Merge pull request #2 from nongxiaoming/stm32f429-disco

[bsp] stm32:fix the lcd driver for stm32f429 discovery board.

bsp/stm32/stm32f429-st-disco/.config

@@ -144,7 +144,7 @@ CONFIG_RT_USING_PIN=y
 # CONFIG_RT_USING_PM is not set
 # CONFIG_RT_USING_RTC is not set
 # CONFIG_RT_USING_SDIO is not set
-# CONFIG_RT_USING_SPI is not set
+CONFIG_RT_USING_SPI=y
 # CONFIG_RT_USING_WDT is not set
 # CONFIG_RT_USING_AUDIO is not set
 # CONFIG_RT_USING_SENSOR is not set

bsp/stm32/stm32f429-st-disco/board/Kconfig

@@ -68,7 +68,7 @@ menu "On-chip Peripheral Drivers"
     menuconfig BSP_USING_SPI
         bool "Enable SPI BUS"
         select RT_USING_SPI
-        default n
+        default y
         if BSP_USING_SPI  
             config BSP_USING_SPI3
                 bool "Enable SPI3 BUS"

bsp/stm32/stm32f429-st-disco/board/SConscript

@@ -27,6 +27,9 @@ if GetDepend(['BSP_USING_SDCARD']):
 if GetDepend(['BSP_USING_QSPI']):
     src += ['ports/drv_qspi_flash.c']
 
+if GetDepend(['BSP_USING_LCD']):
+    src += ['ports/ili9341.c']
+
 path =  [cwd]
 path += [cwd + '/CubeMX_Config/Inc']
 path += [cwd + '/ports']

bsp/stm32/stm32f429-st-disco/board/board.c

@@ -48,12 +48,15 @@ void SystemClock_Config(void)
   {
     Error_Handler();
   }
+  /*##-2- LTDC Clock Configuration ###########################################*/  
+  /* 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 / RCC_PLLSAIDIVR_8 = 48/8 = 6 MHz */
   PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC;
-  PeriphClkInitStruct.PLLSAI.PLLSAIN = 50;
-  PeriphClkInitStruct.PLLSAI.PLLSAIR = 2;
-  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_2;
-  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
-  {
-    Error_Handler();
-  }
+  PeriphClkInitStruct.PLLSAI.PLLSAIN = 192;
+  PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
+  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
+  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct); 
 }

bsp/stm32/stm32f429-st-disco/board/ports/ili9341.c

@@ -0,0 +1,313 @@
+/*
+ * File      : ili9341.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2020, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-08-11     RT-Thread    the first version
+ */
+#include "rtthread.h"
+#include "stm32f4xx_hal.h"
+#include "ili9341.h"
+
+/** 
+  * @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()
+
+/* Maximum Timeout values for flags waiting loops */   
+#define SPIx_TIMEOUT_MAX              ((uint32_t)0x1000)
+
+/* 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)
+
+static uint8_t Is_LCD_IO_Initialized = 0;
+static SPI_HandleTypeDef SpiHandle;
+
+/**
+  * @brief  SPIx Bus initialization
+  */
+static void SPIx_Init(void)
+{
+  if(HAL_SPI_GetState(&SpiHandle) == HAL_SPI_STATE_RESET)
+  {
+    /* SPI configuration -----------------------------------------------------*/
+    SpiHandle.Instance = SPI5;
+    /* SPI baudrate is set to 5.6 MHz (PCLK2/SPI_BaudRatePrescaler = 90/16 = 5.625 MHz) 
+    */  
+    SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
+
+    /* On STM32F429I-Discovery, LCD ID cannot be read then keep a common configuration */
+    /* for LCD and GYRO (SPI_DIRECTION_2LINES) */
+    /* Note: To read a register a LCD, SPI_DIRECTION_1LINE should be set */
+    SpiHandle.Init.Direction      = SPI_DIRECTION_2LINES;
+    SpiHandle.Init.CLKPhase       = SPI_PHASE_1EDGE;
+    SpiHandle.Init.CLKPolarity    = SPI_POLARITY_LOW;
+    SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
+    SpiHandle.Init.CRCPolynomial  = 7;
+    SpiHandle.Init.DataSize       = SPI_DATASIZE_8BIT;
+    SpiHandle.Init.FirstBit       = SPI_FIRSTBIT_MSB;
+    SpiHandle.Init.NSS            = SPI_NSS_SOFT;
+    SpiHandle.Init.TIMode         = SPI_TIMODE_DISABLED;
+    SpiHandle.Init.Mode           = SPI_MODE_MASTER;
+  
+    HAL_SPI_Init(&SpiHandle);
+  } 
+}
+
+/**
+  * @brief  Configures the LCD_SPI interface.
+  */
+static void LCD_GPIO_Init(void)
+{
+  GPIO_InitTypeDef GPIO_InitStructure;
+  
+  if(Is_LCD_IO_Initialized == 0)
+  {
+    Is_LCD_IO_Initialized = 1; 
+    
+    /* Configure NCS in Output Push-Pull mode */
+    LCD_WRX_GPIO_CLK_ENABLE();
+    GPIO_InitStructure.Pin     = LCD_WRX_PIN;
+    GPIO_InitStructure.Mode    = GPIO_MODE_OUTPUT_PP;
+    GPIO_InitStructure.Pull    = GPIO_NOPULL;
+    GPIO_InitStructure.Speed   = GPIO_SPEED_FAST;
+    HAL_GPIO_Init(LCD_WRX_GPIO_PORT, &GPIO_InitStructure);
+    
+    LCD_RDX_GPIO_CLK_ENABLE();
+    GPIO_InitStructure.Pin     = LCD_RDX_PIN;
+    GPIO_InitStructure.Mode    = GPIO_MODE_OUTPUT_PP;
+    GPIO_InitStructure.Pull    = GPIO_NOPULL;
+    GPIO_InitStructure.Speed   = GPIO_SPEED_FAST;
+    HAL_GPIO_Init(LCD_RDX_GPIO_PORT, &GPIO_InitStructure);
+    
+    /* Configure the LCD Control pins ----------------------------------------*/
+    LCD_NCS_GPIO_CLK_ENABLE();
+    
+    /* Configure NCS in Output Push-Pull mode */
+    GPIO_InitStructure.Pin     = LCD_NCS_PIN;
+    GPIO_InitStructure.Mode    = GPIO_MODE_OUTPUT_PP;
+    GPIO_InitStructure.Pull    = GPIO_NOPULL;
+    GPIO_InitStructure.Speed   = GPIO_SPEED_FAST;
+    HAL_GPIO_Init(LCD_NCS_GPIO_PORT, &GPIO_InitStructure);
+    
+    /* Set or Reset the control line */
+    LCD_CS_LOW();
+    LCD_CS_HIGH();
+    
+    SPIx_Init();
+  }
+}
+
+/**
+  * @brief  Writes data to the selected LCD register.
+  * @param  data: data to lcd.
+  * @retval None
+  */
+static void ili9341_write_data(uint16_t data)
+{
+  /* Set WRX to send data */
+  LCD_WRX_HIGH();
+  
+  /* Reset LCD control line(/CS) and Send data */  
+  LCD_CS_LOW();
+  
+	HAL_SPI_Transmit(&SpiHandle, (uint8_t*) &data, 1, SPIx_TIMEOUT_MAX);
+	
+  /* Deselect: Chip Select high */
+  LCD_CS_HIGH();
+}
+
+/**
+  * @brief  Writes  to the selected LCD register.
+  * @param  reg: address of the selected register.
+  * @retval None
+  */
+static void ili9341_write_register(uint8_t reg)
+{
+  /* Reset WRX to send command */
+  LCD_WRX_LOW();
+  
+  /* Reset LCD control line(/CS) and Send command */
+  LCD_CS_LOW();
+  
+  HAL_SPI_Transmit(&SpiHandle, (uint8_t*) &reg, 1, SPIx_TIMEOUT_MAX);
+  
+  /* Deselect: Chip Select high */
+  LCD_CS_HIGH();
+}
+
+/**
+  * @brief  Power on the LCD.
+  * @param  None
+  * @retval int
+  */
+int ili9341_hw_init(void)
+{
+  /* Initialize ILI9341 low level bus layer ----------------------------------*/
+  LCD_GPIO_Init();
+  
+  /* Configure LCD */
+  ili9341_write_register(0xCA);
+  ili9341_write_data(0xC3);
+  ili9341_write_data(0x08);
+  ili9341_write_data(0x50);
+  ili9341_write_register(LCD_POWERB);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0xC1);
+  ili9341_write_data(0x30);
+  ili9341_write_register(LCD_POWER_SEQ);
+  ili9341_write_data(0x64);
+  ili9341_write_data(0x03);
+  ili9341_write_data(0x12);
+  ili9341_write_data(0x81);
+  ili9341_write_register(LCD_DTCA);
+  ili9341_write_data(0x85);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x78);
+  ili9341_write_register(LCD_POWERA);
+  ili9341_write_data(0x39);
+  ili9341_write_data(0x2C);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x34);
+  ili9341_write_data(0x02);
+  ili9341_write_register(LCD_PRC);
+  ili9341_write_data(0x20);
+  ili9341_write_register(LCD_DTCB);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x00);
+  ili9341_write_register(LCD_FRMCTR1);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x1B);
+  ili9341_write_register(LCD_DFC);
+  ili9341_write_data(0x0A);
+  ili9341_write_data(0xA2);
+  ili9341_write_register(LCD_POWER1);
+  ili9341_write_data(0x10);
+  ili9341_write_register(LCD_POWER2);
+  ili9341_write_data(0x10);
+  ili9341_write_register(LCD_VCOM1);
+  ili9341_write_data(0x45);
+  ili9341_write_data(0x15);
+  ili9341_write_register(LCD_VCOM2);
+  ili9341_write_data(0x90);
+  ili9341_write_register(LCD_MAC);
+  ili9341_write_data(0xC8);
+  ili9341_write_register(LCD_3GAMMA_EN);
+  ili9341_write_data(0x00);
+  ili9341_write_register(LCD_RGB_INTERFACE);
+  ili9341_write_data(0xC2);
+  ili9341_write_register(LCD_DFC);
+  ili9341_write_data(0x0A);
+  ili9341_write_data(0xA7);
+  ili9341_write_data(0x27);
+  ili9341_write_data(0x04);
+  
+  /* Colomn address set */
+  ili9341_write_register(LCD_COLUMN_ADDR);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0xEF);
+  /* Page address set */
+  ili9341_write_register(LCD_PAGE_ADDR);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x01);
+  ili9341_write_data(0x3F);
+  ili9341_write_register(LCD_INTERFACE);
+  ili9341_write_data(0x01);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x06);
+  
+  ili9341_write_register(LCD_GRAM);
+  rt_thread_mdelay(20);
+  
+  ili9341_write_register(LCD_GAMMA);
+  ili9341_write_data(0x01);
+  
+  ili9341_write_register(LCD_PGAMMA);
+  ili9341_write_data(0x0F);
+  ili9341_write_data(0x29);
+  ili9341_write_data(0x24);
+  ili9341_write_data(0x0C);
+  ili9341_write_data(0x0E);
+  ili9341_write_data(0x09);
+  ili9341_write_data(0x4E);
+  ili9341_write_data(0x78);
+  ili9341_write_data(0x3C);
+  ili9341_write_data(0x09);
+  ili9341_write_data(0x13);
+  ili9341_write_data(0x05);
+  ili9341_write_data(0x17);
+  ili9341_write_data(0x11);
+  ili9341_write_data(0x00);
+  ili9341_write_register(LCD_NGAMMA);
+  ili9341_write_data(0x00);
+  ili9341_write_data(0x16);
+  ili9341_write_data(0x1B);
+  ili9341_write_data(0x04);
+  ili9341_write_data(0x11);
+  ili9341_write_data(0x07);
+  ili9341_write_data(0x31);
+  ili9341_write_data(0x33);
+  ili9341_write_data(0x42);
+  ili9341_write_data(0x05);
+  ili9341_write_data(0x0C);
+  ili9341_write_data(0x0A);
+  ili9341_write_data(0x28);
+  ili9341_write_data(0x2F);
+  ili9341_write_data(0x0F);
+  
+  ili9341_write_register(LCD_SLEEP_OUT);
+  rt_thread_mdelay(20);
+  ili9341_write_register(LCD_DISPLAY_ON);
+  /* GRAM start writing */
+  ili9341_write_register(LCD_GRAM);
+	
+	return 0;
+}
+INIT_DEVICE_EXPORT(ili9341_hw_init);
+
+
+

bsp/stm32/stm32f429-st-disco/board/ports/ili9341.h

@@ -0,0 +1,145 @@
+/*
+ * File      : ili9341.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2020, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-08-11     RT-Thread    the first version
+ */
+#ifndef __ILI9341_H
+#define __ILI9341_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif 
+
+
+/** 
+  * @brief ILI9341 chip IDs  
+  */ 
+#define ILI9341_ID                  0x9341
+
+/** 
+  * @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 */
+
+  
+/** @defgroup ILI9341_Exported_Functions
+  * @{
+  */ 
+int ili9341_hw_init(void);
+
+      
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ILI9341_H */
+
+

bsp/stm32/stm32f429-st-disco/board/ports/lcd_port.h

@@ -18,12 +18,12 @@
 #define LCD_BUF_SIZE        (LCD_WIDTH * LCD_HEIGHT * LCD_BITS_PER_PIXEL / 8)
 #define LCD_PIXEL_FORMAT    RTGRAPHIC_PIXEL_FORMAT_RGB565
 
-#define LCD_HSYNC_WIDTH     2
+#define LCD_HSYNC_WIDTH     10
 #define LCD_VSYNC_HEIGHT    2
-#define LCD_HBP             46
-#define LCD_VBP             23
-#define LCD_HFP             22
-#define LCD_VFP             22
+#define LCD_HBP             20
+#define LCD_VBP             2
+#define LCD_HFP             10
+#define LCD_VFP             5
 
 #define LCD_BACKLIGHT_USING_GPIO
 #define LCD_BL_GPIO_NUM     GET_PIN(D, 7)

bsp/stm32/stm32f429-st-disco/rtconfig.h

@@ -92,7 +92,7 @@
 #define RT_USING_I2C
 #define RT_USING_I2C_BITOPS
 #define RT_USING_PIN
-
+#define RT_USING_SPI
 /* Using USB */