| Stefano Babic | 99a42ed | 2011-10-07 23:27:34 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Porting to u-boot: |
| 3 | * |
| 4 | * (C) Copyright 2011 |
| 5 | * Stefano Babic, DENX Software Engineering, sbabic@denx.de. |
| 6 | * |
| 7 | * Copyright (C) 2008-2009 MontaVista Software Inc. |
| 8 | * Copyright (C) 2008-2009 Texas Instruments Inc |
| 9 | * |
| 10 | * Based on the LCD driver for TI Avalanche processors written by |
| 11 | * Ajay Singh and Shalom Hai. |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License as published by |
| 15 | * the Free Software Foundation; either version 2 of the License, or |
| 16 | * (at your option)any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | * GNU General Public License for more details. |
| 22 | * |
| 23 | * You should have received a copy of the GNU General Public License |
| 24 | * along with this program; if not, write to the Free Software |
| 25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 26 | */ |
| 27 | |
| 28 | #ifndef DA8XX_FB_H |
| 29 | #define DA8XX_FB_H |
| 30 | |
| 31 | enum panel_type { |
| 32 | QVGA = 0 |
| 33 | }; |
| 34 | |
| 35 | enum panel_shade { |
| 36 | MONOCHROME = 0, |
| 37 | COLOR_ACTIVE, |
| 38 | COLOR_PASSIVE, |
| 39 | }; |
| 40 | |
| 41 | enum raster_load_mode { |
| 42 | LOAD_DATA = 1, |
| 43 | LOAD_PALETTE, |
| 44 | }; |
| 45 | |
| 46 | struct display_panel { |
| 47 | enum panel_type panel_type; /* QVGA */ |
| 48 | int max_bpp; |
| 49 | int min_bpp; |
| 50 | enum panel_shade panel_shade; |
| 51 | }; |
| 52 | |
| 53 | struct da8xx_panel { |
| 54 | const char name[25]; /* Full name <vendor>_<model> */ |
| 55 | unsigned short width; |
| 56 | unsigned short height; |
| 57 | int hfp; /* Horizontal front porch */ |
| 58 | int hbp; /* Horizontal back porch */ |
| 59 | int hsw; /* Horizontal Sync Pulse Width */ |
| 60 | int vfp; /* Vertical front porch */ |
| 61 | int vbp; /* Vertical back porch */ |
| 62 | int vsw; /* Vertical Sync Pulse Width */ |
| 63 | unsigned int pxl_clk; /* Pixel clock */ |
| 64 | unsigned char invert_pxl_clk; /* Invert Pixel clock */ |
| 65 | }; |
| 66 | |
| 67 | struct da8xx_lcdc_platform_data { |
| 68 | const char manu_name[10]; |
| 69 | void *controller_data; |
| 70 | const char type[25]; |
| 71 | void (*panel_power_ctrl)(int); |
| 72 | }; |
| 73 | |
| 74 | struct lcd_ctrl_config { |
| 75 | const struct display_panel *p_disp_panel; |
| 76 | |
| 77 | /* AC Bias Pin Frequency */ |
| 78 | int ac_bias; |
| 79 | |
| 80 | /* AC Bias Pin Transitions per Interrupt */ |
| 81 | int ac_bias_intrpt; |
| 82 | |
| 83 | /* DMA burst size */ |
| 84 | int dma_burst_sz; |
| 85 | |
| 86 | /* Bits per pixel */ |
| 87 | int bpp; |
| 88 | |
| 89 | /* FIFO DMA Request Delay */ |
| 90 | int fdd; |
| 91 | |
| 92 | /* TFT Alternative Signal Mapping (Only for active) */ |
| 93 | unsigned char tft_alt_mode; |
| 94 | |
| 95 | /* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */ |
| 96 | unsigned char stn_565_mode; |
| 97 | |
| 98 | /* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */ |
| 99 | unsigned char mono_8bit_mode; |
| 100 | |
| 101 | /* Invert line clock */ |
| 102 | unsigned char invert_line_clock; |
| 103 | |
| 104 | /* Invert frame clock */ |
| 105 | unsigned char invert_frm_clock; |
| 106 | |
| 107 | /* Horizontal and Vertical Sync Edge: 0=rising 1=falling */ |
| 108 | unsigned char sync_edge; |
| 109 | |
| 110 | /* Horizontal and Vertical Sync: Control: 0=ignore */ |
| 111 | unsigned char sync_ctrl; |
| 112 | |
| 113 | /* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */ |
| 114 | unsigned char raster_order; |
| 115 | }; |
| 116 | |
| 117 | struct lcd_sync_arg { |
| 118 | int back_porch; |
| 119 | int front_porch; |
| 120 | int pulse_width; |
| 121 | }; |
| 122 | |
| 123 | void da8xx_video_init(const struct da8xx_panel *panel, int bits_pixel); |
| 124 | |
| 125 | #endif /* ifndef DA8XX_FB_H */ |