LXR uboot/drivers/video/da8xx-fb.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * Porting to u-boot:
   4 *
   5 * (C) Copyright 2011
   6 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
   7 *
   8 * Copyright (C) 2008-2009 MontaVista Software Inc.
   9 * Copyright (C) 2008-2009 Texas Instruments Inc
  10 *
  11 * Based on the LCD driver for TI Avalanche processors written by
  12 * Ajay Singh and Shalom Hai.
  13 */
  14
  15#ifndef DA8XX_FB_H
  16#define DA8XX_FB_H
  17
  18enum panel_type {
  19        QVGA = 0,
  20        WVGA
  21};
  22
  23enum panel_shade {
  24        MONOCHROME = 0,
  25        COLOR_ACTIVE,
  26        COLOR_PASSIVE,
  27};
  28
  29enum raster_load_mode {
  30        LOAD_DATA = 1,
  31        LOAD_PALETTE,
  32};
  33
  34struct display_panel {
  35        enum panel_type panel_type; /* QVGA */
  36        int max_bpp;
  37        int min_bpp;
  38        enum panel_shade panel_shade;
  39};
  40
  41struct da8xx_panel {
  42        const char      name[25];       /* Full name <vendor>_<model> */
  43        unsigned short  width;
  44        unsigned short  height;
  45        int             hfp;            /* Horizontal front porch */
  46        int             hbp;            /* Horizontal back porch */
  47        int             hsw;            /* Horizontal Sync Pulse Width */
  48        int             vfp;            /* Vertical front porch */
  49        int             vbp;            /* Vertical back porch */
  50        int             vsw;            /* Vertical Sync Pulse Width */
  51        unsigned int    pxl_clk;        /* Pixel clock */
  52        unsigned char   invert_pxl_clk; /* Invert Pixel clock */
  53};
  54
  55struct da8xx_lcdc_platform_data {
  56        const char manu_name[10];
  57        void *controller_data;
  58        const char type[25];
  59        void (*panel_power_ctrl)(int);
  60};
  61
  62struct lcd_ctrl_config {
  63        const struct display_panel *p_disp_panel;
  64
  65        /* AC Bias Pin Frequency */
  66        int ac_bias;
  67
  68        /* AC Bias Pin Transitions per Interrupt */
  69        int ac_bias_intrpt;
  70
  71        /* DMA burst size */
  72        int dma_burst_sz;
  73
  74        /* Bits per pixel */
  75        int bpp;
  76
  77        /* FIFO DMA Request Delay */
  78        int fdd;
  79
  80        /* TFT Alternative Signal Mapping (Only for active) */
  81        unsigned char tft_alt_mode;
  82
  83        /* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
  84        unsigned char stn_565_mode;
  85
  86        /* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
  87        unsigned char mono_8bit_mode;
  88
  89        /* Invert line clock */
  90        unsigned char invert_line_clock;
  91
  92        /* Invert frame clock  */
  93        unsigned char invert_frm_clock;
  94
  95        /* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
  96        unsigned char sync_edge;
  97
  98        /* Horizontal and Vertical Sync: Control: 0=ignore */
  99        unsigned char sync_ctrl;
 100
 101        /* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
 102        unsigned char raster_order;
 103};
 104
 105struct lcd_sync_arg {
 106        int back_porch;
 107        int front_porch;
 108        int pulse_width;
 109};
 110
 111void da8xx_video_init(const struct da8xx_panel *panel,
 112                      const struct lcd_ctrl_config *lcd_cfg,
 113                      int bits_pixel);
 114
 115#endif  /* ifndef DA8XX_FB_H */
 116