lcd_driver_demo.zip_DEMO

/* ================================================================================ * Texas Instruments OMAP(TM) Platform Software * (c) Copyright Texas Instruments, Incorporated. All Rights Reserved. * * Use of this software is controlled by the terms and conditions found * in the license agreement under which this software has been supplied. * ================================================================================ */ #include <windows.h> #include <winuser.h> #include <winuserm.h> #include <bsp.h> #include <oal.h> #include <oalex.h> #include <lcd.h> #include <dsi.h> #ifdef DEVICE_MODE #include <initguid.h> #include <gpio.h> #endif #ifdef BSP_OMAP4470 #include <twl6032.h> #else #include <twl6030.h> #endif // // Defines // #ifdef TABLET_PLATFORM #define PANEL_WIDTH 1280 #define PANEL_HEIGHT 800 #define LCD_PIXELCLOCK 65183 #else #define PANEL_WIDTH 864 #define PANEL_HEIGHT 480 #define LCD_PIXELCLOCK 25000000 // Update the correct value #endif #if _WINCEOSVER>=700 && defined(DEVICE_MODE) //#define DEFAULT_PIXELTYPE DISPC_PIXELFORMAT_ARGB32 #define DEFAULT_PIXELTYPE DISPC_PIXELFORMAT_RGB16 #else #define DEFAULT_PIXELTYPE DISPC_PIXELFORMAT_RGB16 #endif #define PANEL_RESETPIN 102 // GPIO Line #define MIPI_DSI 0x1 #define MIPI_DPI 0x2 #define MIPI_DBI_B 0x3 #define MIPI_DBI_C 0x4 #define RGB_12_8 0x5 #define T_HSSI 0x6 #define REFCLK_32KHZ 0x1 #define REFCLK_19P2MHZ 0x2 #define DCS_SOFT_RESET 0x01 #define DCS_ENTER_SLEEP_MODE 0x10 #define DCS_EXIT_SLEEP_MODE 0x11 #define DCS_NORMAL_MODE_ON 0x13 #define DCS_SET_DISPLAY_ON 0x29 #define DCS_SET_DISPLAY_OFF 0x28 #define DCS_SET_PIXEL_FORMAT 0x3A #define DCS_SET_DISPLAY_BUFFER_IO_CONTROL 0x82 #define DCS_SET_OUTPUT_PIXEL_CLK_FREQ 0x9E #define DCS_SET_OUTPUT_VERTICAL_TIMING 0x8B #define DCS_SET_OUTPUT_HORIZONTAL_TIMING 0x92 #define DCS_SET_SPECIAL_COMMAND_SET 0x9D #define DCS_SET_ALL_PIXELS_OFF 0x22 #define DCS_SET_ALL_PIXELS_ON 0x23 #define DCS_SET_COLUMN_ADDRESS 0x2A #define DCS_SET_PAGE_ADDRESS 0x2B #define DCS_WRITE_EDISCO_REGISTER 0xFD #define DCS_WRITE_INDEX_REGISTER 0xFB #define DCS_WRITE_MEMORY_START 0x2C #define DCS_WRITE_MEMORY_CONTINUE 0x3C #define DCS_VSYNC_START 0x01 #define DCS_HSYNC_START 0x21 #define DCS_SET_TEAR_ON 0x35 #define DCS_SET_TEAR_OFF 0x34 #define DCS_SET_TE_VS_OUTPUT_TIMING 0x84 #define DCS_SET_ADDRESS_MODE 0x36 #define DCS_SET_GAMMA_CURVE 0x26 #define DCS_GET_ID1 0xDA #define DCS_GET_ID2 0xDB #define DCS_GET_ID3 0xDC #define DCS_GET_DIAG_RESULT 0x0F #define DCS_GET_PIXEL_FORMAT 0x0C #define DCS_GET_SCAN_LINE 0x45 #define DCS_GET_DISPLAY_BUF_IO_CTRL 0x83 #define DCS_GET_OUTPUT_VERTICAL_FRONT_PORCH 0x8C #define DCS_GET_OUTPUT_VERTICAL_SYNC_PULSE 0x8D #define DCS_GET_OUTPUT_VERTICAL_BACK_PORCH 0x8E #define DCS_GET_OUTPUT_VERTICAL_ACT_LINES_MSB 0x8F #define DCS_GET_OUTPUT_VERTICAL_ACT_LINES_CSB 0x90 #define DCS_GET_OUTPUT_VERTICAL_ACT_LINES_LSB 0x91 #define DCS_GET_OUTPUT_HORIZONTAL_FRONT_PORCH 0x93 #define DCS_GET_OUTPUT_HORIZONTAL_SYNC_PULSE 0x94 #define DCS_GET_OUTPUT_HORIZONTAL_BACK_PORCH 0x95 #define DCS_GET_OUTPUT_HORIZONTAL_ACT_LINES_MSB 0x96 #define DCS_GET_OUTPUT_HORIZONTAL_ACT_LINES_CSB 0x97 #define DCS_GET_OUTPUT_HORIZONTAL_ACT_LINES_LSB 0x98 #define DCS_GET_OUTPUT_PCLK_FREQ 0x9F #define DCS_READ_EDISCO_REGISTER 0xFC #define DCS_READ_MEMORY_START 0x2E #define DCS_READ_MEMORY_CONTINUE 0x3E #define DCS_GET_POWER_MODE 0x0A #define DCS_GET_ADDRESS_MODE 0x0B #define DCS_GET_SIGNAL_MODE 0x0E #ifdef BOOT_MODE #define Delay(milliSeconds) OALStall(1000 * milliSeconds) #define GetTicks() (0) #define PRINTMSG(cond, exp) OALMSG(cond, exp) #else #define Delay(milliSeconds) StallExecution(1000 * milliSeconds) //Sleep(milliSeconds) #define GetTicks() (GetTickCount()) #define PRINTMSG(cond, exp) RETAILMSG(cond, exp) #endif // // Globals // UINT8 g_WriteCmdMode = DSI_LPS_MODE_TX; UINT8 g_ReadCmdMode = DSI_LPS_MODE_TX; UINT8 gDcsCmdBuffPtr[480+1]; BOOL g_bPanelInitialized = FALSE; UINT8 g_CmdModeChnl = 0; HANDLE g_hDisplay = 0; DWORD g_dwPowerLevel; BOOL g_bDisplayOn; // // Local Functions // BOOL SetPixelFormat( DWORD dwPixelFormat, LPVOID pDsiDisplay ); BOOL SetImageSize( DWORD dwImageWidth, DWORD dwImageHeight, LPVOID pDsiDisplay ); BOOL SetGammaCurve( LPVOID pDsiDisplay ); BOOL ResetPanel( LPVOID pDsiDisplay ); BOOL AllPixelsOff( LPVOID pDsiDisplay ); BOOL AllPixelsOn( LPVOID pDsiDisplay ); BOOL SetNormalMode( LPVOID pDsiDisplay ); VOID Panel_HWReset(); //---------------------------------------------------------------------------- // Func : Panel_GetParams // // Desc : Pass the panel specific params to DSI // VOID Panel_GetParams( DWORD *pPanelWidth, DWORD *pPanelHeight, DWORD *pPanelClock ) { *pPanelWidth = PANEL_WIDTH; *pPanelHeight = PANEL_HEIGHT; *pPanelClock = LCD_PIXELCLOCK; } //---------------------------------------------------------------------------- // // Panel_GetDPHYConfig // // Desc: Returns the DPHY configuration required on SDP4430 platform // void Panel_GetDPHYConfig( DPHYCONFIG *pIOConfig, DWORD dwNumOfDataLanes ) { #ifndef TABLET_PLATFORM // Configure the Lane position and polarity pIOConfig->clkLane.pos = LANE_POS_1; pIOConfig->clkLane.pol = LANE_POL_XP_YN; pIOConfig->dataLane[0].pos = LANE_POS_2; pIOConfig->dataLane[0].pol = LANE_POL_XP_YN; pIOConfig->dataLane[1].pos = LANE_POS_3; pIOConfig->dataLane[1].pol = LANE_POL_XP_YN; pIOConfig->dataLane[2].pos = 0; pIOConfig->dataLane[2].pol = 0; pIOConfig->dataLane[3].pos = 0; pIOConfig->dataLane[3].pol = 0; pIOConfig->dwThsPrepare = 9; pIOConfig->dwThsPrepareThsZero = 20; pIOConfig->dwThsTrail = 6; pIOConfig->dwThsExit = 15;; pIOConfig->dwTlpxHalf = 3; pIOConfig->dwTclkTrail = 6; pIOConfig->dwTclkZero = 26; pIOConfig->dwTclkPrepare = 7; pIOConfig->dwDPhyTag0 = 2; pIOConfig->dwDPhyTasure = 0; pIOConfig->dwDPhyTarget = 2; pIOConfig->dwDDRClkPre = 10; pIOConfig->dwDDRClkPost = 9; #else // DPHY configuration for Blaze Tablet pIOConfig->clkLane.pos = LANE_POS_1; pIOConfig->clkLane.pol = LANE_POL_XP_YN; pIOConfig->dataLane[0].pos = LANE_POS_2; pIOConfig->dataLane[0].pol = LANE_POL_XP_YN; pIOConfig->dataLane[1].pos = LANE_POS_3; pIOConfig->dataLane[1].pol = LANE_POL_XP_YN; pIOConfig->dataLane[2].pos = LANE_POS_4; pIOConfig->dataLane[2].pol = LANE_POL_XP_YN; pIOConfig->dataLane[3].pos = LANE_POS_5; pIOConfig->dataLane[3].pol = LANE_POL_XP_YN; pIOConfig->dwThsPrepare = 16; pIOConfig->dwThsPrepareThsZero = 37; pIOConfig->dwThsTrail = 17; pIOConfig->dwThsExit = 29; pIOConfig->dwTlpxHalf = 5; pIOConfig->dwTclkTrail = 14; pIOConfig->dwTclkZero = 52; pIOConfig->dwTclkPrepare = 13; pIOConfig->dwDPhyTag0 = 2; pIOConfig->dwDPhyTasure = 0; pIOConfig->dwDPhyTarget = 2; pIOConfig->dwDDRClkPre = 27; pIOConfig->dwDDRClkPost = 14; #endif } //---------------------------------------------------------------------------- // // Panel_UpdateVideoModeTimingParams // // Desc: Updates the video mode timing parameters passed from display driver // void Panel_UpdateVideoModeTimingParams( VIDEOMODETIMINGPARAMS *pVMTimingConfig, DWORD dwPixelFormat ) { #ifdef TABLET_PLATFORM // Video Timing configuration for Blaze Tablet // DSI_VM_TIMING1 pVMTimingConfig->dwVidModeHbp = 26; pVMTimingConfig->dwVidModeHfp = 211; pVMTimingConfig->dwVidModeHsa = 1;