Gui/target/BoardConfiguration.cpp (TouchGFX)

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/** ****************************************************************************** * This file is part of the TouchGFX 4.10.0 distribution. * * @attention * * Copyright (c) 2018 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ #include <common/TouchGFXInit.hpp> #include <touchgfx/hal/BoardConfiguration.hpp> #include <touchgfx/hal/GPIO.hpp> #include <platform/driver/lcd/LCD16bpp.hpp> #include <platform/driver/lcd/LCD24bpp.hpp> #include <STM32F4DMA.hpp> #include <STM32F4HAL_DSI.hpp> #include <STM32F4Instrumentation.hpp> #include <OTM8009TouchController.hpp> #include "../Components/otm8009a/otm8009a.h" /** * In order to use double buffering, simply enable the USE_DOUBLE_BUFFERING #define below * Enabling double buffering will yield a performance increase (potentionally higher frame rate), * at the expense of consuming an additional frame buffer's worth of external RAM - e.g. 800 * 480 * 2 bytes (16 bpp) */ //#define USE_DOUBLE_BUFFERING 1 /*********************************************************** ****** 24 Bits Per Pixel Support ******* *********************************************************** * * The default bit depth of the framebuffer is 16bpp. If you want 24bpp support, define the symbol "USE_BPP" with a value * of "24", e.g. "USE_BPP=24". This symbol affects the following: * * 1. Type of TouchGFX LCD (16bpp vs 24bpp) * 2. Bit depth of the framebuffer(s) * 3. TFT controller configuration. * * WARNING: Remember to modify your image formats accordingly in app/config/. Please see the following knowledgebase article * for further details on how to choose and configure the appropriate image formats for your application: * * https://touchgfx.zendesk.com/hc/en-us/articles/206725849 */ extern "C" { #include "stm32f4xx_hal.h" #include "stm32f4xx_hal_dsi.h" #include "stm32469i_eval.h" #include "stm32469i_eval_sdram.h" #include "stm32469i_eval_qspi.h" bool os_inited = false; LTDC_HandleTypeDef hltdc; DSI_HandleTypeDef hdsi; DMA2D_HandleTypeDef hdma2d; extern "C" { static DSI_CmdCfgTypeDef CmdCfg; static DSI_LPCmdTypeDef LPCmd; static DSI_PLLInitTypeDef dsiPllInit; static RCC_PeriphCLKInitTypeDef PeriphClkInitStruct; uint32_t LCD_GetXSize() { return OTM8009A_800X480_WIDTH; } uint32_t LCD_GetYSize() { return OTM8009A_800X480_HEIGHT; } } #define VSYNC 1 #define VBP 1 #define VFP 1 #define VACT 480 #define HSYNC 1 #define HBP 1 #define HFP 1 #define LAYER0_ADDRESS (0xC0000000) #if !defined(USE_BPP) || USE_BPP==16 #define HACT 200 /* Note: 16bpp: Screen divided in 4 areas of 200 pixels to avoid DSI tearing */ #elif USE_BPP==24 #define HACT 400 /* Note: 24bpp: Screen divided in 2 areas of 400 pixels to avoid DSI tearing */ #else #error Unknown USE_BPP #endif } uint8_t pCols[4][4] = { {0x00, 0x00, 0x00, 0xC7}, /* 0 -> 199 */ {0x00, 0xC8, 0x01, 0x8F}, /* 200 -> 399 */ {0x01, 0x90, 0x02, 0x57}, /* 400 -> 599 */ {0x02, 0x58, 0x03, 0x1F}, /* 600 -> 799 */ }; uint8_t pColLeft[] = {0x00, 0x00, 0x01, 0x8F}; /* 0 -> 399 */ uint8_t pColRight[] = {0x01, 0x90, 0x03, 0x1F}; /* 400 -> 799 */ uint8_t pPage[] = {0x00, 0x00, 0x01, 0xDF}; /* 0 -> 479 */ uint8_t pScanCol[] = {0x02, 0x15}; /* Scan @ 533 */ static uint32_t frameBuf0 = (uint32_t)(LAYER0_ADDRESS); static void SystemClock_Config(); static void LTDC_Init(); static uint8_t LCD_Init(void); static void LCD_LayerInit(uint16_t LayerIndex, uint32_t Address); namespace touchgfx { void hw_init() { HAL_Init(); __HAL_RCC_CRC_CLK_ENABLE(); /* Configure the system clock to 180 MHz */ SystemClock_Config(); /* Initialize QSPI */ BSP_QSPI_Init(); BSP_QSPI_EnableMemoryMappedMode(); HAL_NVIC_DisableIRQ(QUADSPI_IRQn); /* Initialize the SDRAM */ BSP_SDRAM_Init(); /* Initialize the display */ LCD_Init(); GPIO::init(); } STM32F4DMA dma; OTM8009TouchController tc; STM32F4Instrumentation mcuInstr; #if !defined(USE_BPP) || USE_BPP==16 static LCD16bpp display; static uint16_t bitDepth = 16; #elif USE_BPP==24 static LCD24bpp display; static uint16_t bitDepth = 24; #else #error Unknown USE_BPP #endif void touchgfx_init() { uint16_t dispWidth = 800; uint16_t dispHeight = 480; #if !defined(USE_BPP) || USE_BPP==16 HAL& hal = touchgfx_generic_init<STM32F4HAL_DSI>(dma, display, tc, dispWidth, dispHeight, (uint16_t*)(frameBuf0 + (dispWidth * dispHeight * 2) * 2), 2 * 1024 * 1024, 16); #else HAL& hal = touchgfx_generic_init<STM32F4HAL_DSI>(dma, display, tc, dispWidth, dispHeight, (uint16_t*)(frameBuf0 + (dispWidth * dispHeight * 3) * 2), 2 * 1024 * 1024, 16); #endif os_inited = true; hal.setFrameBufferStartAddress((uint16_t*)frameBuf0, bitDepth, false, true); // By default frame rate compensation is off. // Enable frame rate compensation to smooth out animations in case there is periodic slow frame rates. hal.setFrameRateCompensation(false); hal.setTouchSampleRate(1); hal.setFingerSize(10); // This platform can handle simultaneous DMA and TFT accesses to SDRAM, so disable lock to increase performance. hal.lockDMAToFrontPorch(false); mcuInstr.init(); //Set MCU instrumentation and Load calculation hal.setMCUInstrumentation(&mcuInstr); hal.enableMCULoadCalculation(true); } } extern "C" { /** * Request TE at scanline. */ void LCD_ReqTear(void) { uint8_t ScanLineParams[2]; uint16_t scanline = 533; ScanLineParams[0] = scanline >> 8; ScanLineParams[1] = scanline & 0x00FF; HAL_DSI_LongWrite(&hdsi, 0, DSI_DCS_LONG_PKT_WRITE, 2, 0x44, ScanLineParams); HAL_DSI_ShortWrite(&hdsi, 0, DSI_DCS_SHORT_PKT_WRITE_P1, 0x35, 0x00); } void LCD_SetUpdateRegion(int idx) { HAL_DSI_LongWrite(&hdsi, 0, DSI_DCS_LONG_PKT_WRITE, 4, OTM8009A_CMD_CASET, pCols[idx]); } void LCD_SetUpdateRegionLeft() { HAL_DSI_LongWrite(&hdsi, 0, DSI_DCS_LONG_PKT_WRITE, 4, OTM8009A_CMD_CASET, pColLeft); } void LCD_SetUpdateRegionRight() { HAL_DSI_LongWrite(&hdsi, 0, DSI_DCS_LONG_PKT_WRITE, 4, OTM8009A_CMD_CASET, pColRight); } } /** * @brief System Clock Configuration * The system Clock is configured as follow : * System Clock source = PLL (HSE) * SYSCLK(Hz) = 180000000 * HCLK(Hz) = 180000000 * AHB Prescaler = 1 * APB1 Prescaler = 4 * APB2 Prescaler = 2 * HSE Frequency(Hz) = 25000000 * PLL_M = 25 * PLL_N = 360 * PLL_P = 2 * PLL_Q = 7 * PLL_R = 6 * VDD(V) = 3.3 * Main regulator output voltage = Scale1 mode * Flash Latency(WS) = 5 * @param None * @retval None */ static void SystemClock_Config(void) { RCC_ClkInitTypeDef RCC_ClkInitStruct; RCC_OscInitTypeDef RCC_OscInitStruct; HAL_StatusTypeDef ret = HAL_OK; /* Enable Power Control clock */ __HAL_RCC_PWR_CLK_ENABLE(); /* The voltage scaling allows optimizing the power consumption when the device is clocked below the maximum system frequency, to update the voltage scaling value regarding system frequency refer to product datasheet. */ __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); /* Enable HSE Oscillator and activate PLL with HSE as source */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; RCC_OscInitStruct.HSEState = RCC_HSE_ON; RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; RCC_OscInitStruct.PLL.PLLM = 25; RCC_OscInitStruct.PLL.PLLN = 360; RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; RCC_OscInitStruct.PLL.PLLQ = 7; RCC_OscInitStruct.PLL.PLLR = 6; ret = HAL_RCC_OscConfig(&RCC_OscInitStruct); if(ret != HAL_OK) { while(1) { ; } } /* Activate the OverDrive to reach the 180 MHz Frequency */ ret = HAL_PWREx_EnableOverDrive(); if(ret != HAL_OK) { while(1) { ; } } /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2 clocks dividers */ RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2); RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4; RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; ret = HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5); if(ret != HAL_OK) { while(1) { ; } } } /** * @brief BSP LCD Reset * Hw reset the LCD DSI activating its XRES signal (active low for some time) * and desactivating it later. * This signal is only cabled on Discovery Rev B and beyond. */ static void LCD_Reset(void) { #if !defined(USE_STM32469I_EVAL_REVA) /* EVAL Rev B and beyond : reset the LCD by activation of XRES (active low) connected to PK7 */ GPIO_InitTypeDef gpio_init_structure; __HAL_RCC_GPIOK_CLK_ENABLE(); /* Configure the GPIO on PK7 */ gpio_init_structure.Pin = GPIO_PIN_7; gpio_init_structure.Mode = GPIO_MODE_OUTPUT_PP; gpio_init_structure.Pull = GPIO_PULLUP; gpio_init_structure.Speed = GPIO_SPEED_HIGH; HAL_GPIO_Init(GPIOK, &gpio_init_structure); /* Activate XRES active low */ HAL_GPIO_WritePin(GPIOK, GPIO_PIN_7, GPIO_PIN_RESET); HAL_Delay(20); /* wait 20 ms */ /* Deactivate XRES */ HAL_GPIO_WritePin(GPIOK, GPIO_PIN_7, GPIO_PIN_SET); /* Wait for 10ms after releasing XRES before sending commands */ HAL_Delay(10); #else #endif /* USE_STM32469I_EVAL_REVA == 0 */ } static void LCD_MspInit(void) { /** @brief Enable the LTDC clock */ __HAL_RCC_LTDC_CLK_ENABLE(); /** @brief Toggle Sw reset of LTDC IP */ __HAL_RCC_LTDC_FORCE_RESET(); __HAL_RCC_LTDC_RELEASE_RESET(); /** @brief Enable the DMA2D clock */ __HAL_RCC_DMA2D_CLK_ENABLE(); /** @brief Toggle Sw reset of DMA2D IP */ __HAL_RCC_DMA2D_FORCE_RESET(); __HAL_RCC_DMA2D_RELEASE_RESET(); /** @brief Enable DSI Host and wrapper clocks */ __HAL_RCC_DSI_CLK_ENABLE(); /** @brief Soft Reset the DSI Host and wrapper */ __HAL_RCC_DSI_FORCE_RESET(); __HAL_RCC_DSI_RELEASE_RESET(); /** @brief NVIC configuration for LTDC interrupt that is now enabled */ HAL_NVIC_SetPriority(LTDC_IRQn, 3, 0); HAL_NVIC_EnableIRQ(LTDC_IRQn); /** @brief NVIC configuration for DMA2D interrupt that is now enabled */ HAL_NVIC_SetPriority(DMA2D_IRQn, 3, 0); HAL_NVIC_EnableIRQ(DMA2D_IRQn); /** @brief NVIC configuration for DSI interrupt that is now enabled */ HAL_NVIC_SetPriority(DSI_IRQn, 3, 0); HAL_NVIC_EnableIRQ(DSI_IRQn); } /** * @brief Initializes the LCD layers. * @param LayerIndex: Layer foreground or background * @param FB_Address: Layer frame buffer * @retval None */ static void LCD_LayerInit(uint16_t LayerIndex, uint32_t Address) { LTDC_LayerCfgTypeDef Layercfg; /* Layer Init */ Layercfg.WindowX0 = 0; Layercfg.WindowY0 = 0; Layercfg.WindowY1 = LCD_GetYSize(); Layercfg.FBStartAdress = Address; Layercfg.Alpha = 255; Layercfg.Alpha0 = 0; Layercfg.Backcolor.Blue = 0; Layercfg.Backcolor.Green = 0; Layercfg.Backcolor.Red = 0; Layercfg.ImageHeight = LCD_GetYSize(); #if !defined(USE_BPP) || USE_BPP==16 Layercfg.WindowX1 = LCD_GetXSize() / 4; //Note: Div4 due to screen being divided into 4 areas. Layercfg.PixelFormat = LTDC_PIXEL_FORMAT_RGB565; Layercfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_CA; Layercfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_CA; Layercfg.ImageWidth = LCD_GetXSize() / 4; //Note: Div4 due to screen being divided into 4 areas. #elif USE_BPP==24 Layercfg.WindowX1 = LCD_GetXSize() / 2; //Note: Div2 due to screen being divided into 2 areas. Layercfg.PixelFormat = LTDC_PIXEL_FORMAT_RGB888; Layercfg.BlendingFactor1 = LTDC_BLENDING_FACTOR1_PAxCA; Layercfg.BlendingFactor2 = LTDC_BLENDING_FACTOR2_PAxCA; Layercfg.ImageWidth = LCD_GetXSize() / 2; //Note: Div2 due to screen being divided into 2 areas. #else #error Unknown USE_BPP #endif HAL_LTDC_ConfigLayer(&hltdc, &Layercfg, LayerIndex); } /** * @brief Initialize the LTDC * @param None * @retval None */ static void LTDC_Init(void) { /* DeInit */ HAL_LTDC_DeInit(&hltdc); /* LTDC Config */ /* Timing and polarity */ hltdc.Init.HorizontalSync = HSYNC; hltdc.Init.VerticalSync = VSYNC; hltdc.Init.AccumulatedHBP = HSYNC + HBP; hltdc.Init.AccumulatedVBP = VSYNC + VBP; hltdc.Init.AccumulatedActiveH = VSYNC + VBP + VACT; hltdc.Init.AccumulatedActiveW = HSYNC + HBP + HACT; hltdc.Init.TotalHeigh = VSYNC + VBP + VACT + VFP; hltdc.Init.TotalWidth = HSYNC + HBP + HACT + HFP; /* background value */ hltdc.Init.Backcolor.Blue = 0; hltdc.Init.Backcolor.Green = 0; hltdc.Init.Backcolor.Red = 0; /* Polarity */ hltdc.Init.HSPolarity = LTDC_HSPOLARITY_AL; hltdc.Init.VSPolarity = LTDC_VSPOLARITY_AL; hltdc.Init.DEPolarity = LTDC_DEPOLARITY_AL; hltdc.Init.PCPolarity = LTDC_PCPOLARITY_IPC; hltdc.Instance = LTDC; HAL_LTDC_Init(&hltdc); } /** * @brief DCS or Generic short/long write command * @param NbParams: Number of parameters. It indicates the write command mode: * If inferior to 2, a long write command is performed else short. * @param pParams: Pointer to parameter values table. * @retval HAL status */ extern "C" void DSI_IO_WriteCmd(uint32_t NbrParams, uint8_t *pParams) { if (NbrParams <= 1) HAL_DSI_ShortWrite(&hdsi, 0, DSI_DCS_SHORT_PKT_WRITE_P1, pParams[0], pParams[1]); else HAL_DSI_LongWrite(&hdsi, 0, DSI_DCS_LONG_PKT_WRITE, NbrParams, pParams[NbrParams], pParams); } /** * @brief Initializes the DSI LCD. * The ititialization is done as below: * - DSI PLL ititialization * - DSI ititialization * - LTDC ititialization * - OTM8009A LCD Display IC Driver ititialization * @param None * @retval LCD state */ static uint8_t LCD_Init(void) { GPIO_InitTypeDef GPIO_Init_Structure; DSI_PHY_TimerTypeDef PhyTimings; LCD_Reset(); LCD_MspInit(); /* Configure DSI TE pin on GPIOJ2 */ __HAL_RCC_GPIOJ_CLK_ENABLE(); GPIO_Init_Structure.Pin = GPIO_PIN_2; GPIO_Init_Structure.Mode = GPIO_MODE_AF_PP; GPIO_Init_Structure.Pull = GPIO_NOPULL; GPIO_Init_Structure.Speed = GPIO_SPEED_HIGH; GPIO_Init_Structure.Alternate = GPIO_AF13_DSI; HAL_GPIO_Init(GPIOJ, &GPIO_Init_Structure); /* LCD clock configuration, 417/5/2 = 41.7MHz */ PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC; PeriphClkInitStruct.PLLSAI.PLLSAIN = 250; PeriphClkInitStruct.PLLSAI.PLLSAIR = 5; PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_2; HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct); /* Base address of DSI Host/Wrapper registers to be set before calling De-Init */ hdsi.Instance = DSI; HAL_DSI_DeInit(&hdsi); dsiPllInit.PLLNDIV = 100; dsiPllInit.PLLIDF = DSI_PLL_IN_DIV5; dsiPllInit.PLLODF = DSI_PLL_OUT_DIV1; hdsi.Init.NumberOfLanes = DSI_TWO_DATA_LANES; hdsi.Init.TXEscapeCkdiv = 0x4; HAL_DSI_Init(&hdsi, &dsiPllInit); /* Configure the DSI for Command mode */ CmdCfg.VirtualChannelID = 0; CmdCfg.HSPolarity = DSI_HSYNC_ACTIVE_HIGH; CmdCfg.VSPolarity = DSI_VSYNC_ACTIVE_HIGH; CmdCfg.DEPolarity = DSI_DATA_ENABLE_ACTIVE_HIGH; CmdCfg.CommandSize = HACT; CmdCfg.TearingEffectSource = DSI_TE_EXTERNAL; CmdCfg.TearingEffectPolarity = DSI_TE_RISING_EDGE; CmdCfg.VSyncPol = DSI_VSYNC_FALLING; CmdCfg.AutomaticRefresh = DSI_AR_DISABLE; CmdCfg.TEAcknowledgeRequest = DSI_TE_ACKNOWLEDGE_ENABLE; #if !defined(USE_BPP) || USE_BPP==16 CmdCfg.ColorCoding = DSI_RGB565; #elif USE_BPP==24 CmdCfg.ColorCoding = DSI_RGB888; #else #error Unknown USE_BPP #endif HAL_DSI_ConfigAdaptedCommandMode(&hdsi, &CmdCfg); LPCmd.LPGenShortWriteNoP = DSI_LP_GSW0P_ENABLE; LPCmd.LPGenShortWriteOneP = DSI_LP_GSW1P_ENABLE; LPCmd.LPGenShortWriteTwoP = DSI_LP_GSW2P_ENABLE; LPCmd.LPGenShortReadNoP = DSI_LP_GSR0P_ENABLE; LPCmd.LPGenShortReadOneP = DSI_LP_GSR1P_ENABLE; LPCmd.LPGenShortReadTwoP = DSI_LP_GSR2P_ENABLE; LPCmd.LPGenLongWrite = DSI_LP_GLW_ENABLE; LPCmd.LPDcsShortWriteNoP = DSI_LP_DSW0P_ENABLE; LPCmd.LPDcsShortWriteOneP = DSI_LP_DSW1P_ENABLE; LPCmd.LPDcsShortReadNoP = DSI_LP_DSR0P_ENABLE; LPCmd.LPDcsLongWrite = DSI_LP_DLW_ENABLE; HAL_DSI_ConfigCommand(&hdsi, &LPCmd); /* Configure DSI PHY HS2LP and LP2HS timings */ PhyTimings.ClockLaneHS2LPTime = 35; PhyTimings.ClockLaneLP2HSTime = 35; PhyTimings.DataLaneHS2LPTime = 35; PhyTimings.DataLaneLP2HSTime = 35; PhyTimings.DataLaneMaxReadTime = 0; PhyTimings.StopWaitTime = 10; HAL_DSI_ConfigPhyTimer(&hdsi, &PhyTimings); /* Initialize LTDC */ LTDC_Init(); __HAL_LTDC_DISABLE(&hltdc); /* Start DSI */ HAL_DSI_Start(&hdsi); #if !defined(USE_BPP) || USE_BPP==16 OTM8009A_Init(OTM8009A_FORMAT_RBG565, 1); #elif USE_BPP==24 OTM8009A_Init(OTM8009A_FORMAT_RGB888, 1); #else #error Unknown USE_BPP #endif LPCmd.LPGenShortWriteNoP = DSI_LP_GSW0P_DISABLE; LPCmd.LPGenShortWriteOneP = DSI_LP_GSW1P_DISABLE; LPCmd.LPGenShortWriteTwoP = DSI_LP_GSW2P_DISABLE; LPCmd.LPGenShortReadNoP = DSI_LP_GSR0P_DISABLE; LPCmd.LPGenShortReadOneP = DSI_LP_GSR1P_DISABLE; LPCmd.LPGenShortReadTwoP = DSI_LP_GSR2P_DISABLE; LPCmd.LPGenLongWrite = DSI_LP_GLW_DISABLE; LPCmd.LPDcsShortWriteNoP = DSI_LP_DSW0P_DISABLE; LPCmd.LPDcsShortWriteOneP = DSI_LP_DSW1P_DISABLE; LPCmd.LPDcsShortReadNoP = DSI_LP_DSR0P_DISABLE; LPCmd.LPDcsLongWrite = DSI_LP_DLW_DISABLE; HAL_DSI_ConfigCommand(&hdsi, &LPCmd); /* Initialize LTDC layer 0 iused for Hint */ LCD_LayerInit(0, LAYER0_ADDRESS); /* Update pitch: drawing is done on the whole physical X Size */ HAL_LTDC_SetPitch(&hltdc, LCD_GetXSize(), 0); /* Finally enable the LTDC IP */ __HAL_LTDC_ENABLE(&hltdc); return 0; }