drivers/video/sprdfb/lcd/lcd_nt35512_mipi.c

   1 /* drivers/video/sc8825/lcd_nt35516_mipi.c\r
   2  *\r
   3  * Support for nt35516 mipi LCD device\r
   4  *\r
   5  * Copyright (C) 2010 Spreadtrum\r
   6  *\r
   7  * This software is licensed under the terms of the GNU General Public\r
   8  * License version 2, as published by the Free Software Foundation, and\r
   9  * may be copied, distributed, and modified under those terms.\r
  10  *\r
  11  * This program is distributed in the hope that it will be useful,\r
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14  * GNU General Public License for more details.\r
  15  */\r
  16 \r
  17 #include <asm/arch/sprd_lcd.h>\r
  18 #include "../sprdfb.h"\r
  19 \r
  20 #define printk printf\r
  21 \r
  22 //#define  LCD_DEBUG\r
  23 #ifdef LCD_DEBUG\r
  24 #define LCD_PRINT printk\r
  25 #else\r
  26 #define LCD_PRINT(...)\r
  27 #endif\r
  28 \r
  29 #define MAX_DATA   56\r
  30 \r
  31 typedef struct LCM_Init_Code_tag {\r
  32         unsigned int tag;\r
  33         unsigned char data[MAX_DATA];\r
  34 }LCM_Init_Code;\r
  35 \r
  36 #define LCM_TAG_SHIFT 24\r
  37 #define LCM_TAG_MASK  ((1 << 24) -1)\r
  38 #define LCM_SEND(len) ((1 << LCM_TAG_SHIFT)| len)\r
  39 #define LCM_SLEEP(ms) ((2 << LCM_TAG_SHIFT)| ms)\r
  40 //#define ARRAY_SIZE(array) ( sizeof(array) / sizeof(array[0]))\r
  41 \r
  42 #define LCM_TAG_SEND  (1<< 0)\r
  43 #define LCM_TAG_SLEEP (1 << 1)\r
  44 \r
  45 static LCM_Init_Code init_data[] = {\r
  46 \r
  47 {LCM_SEND(8), {6, 0, 0xF0,0x55,0xAA,0x52,0x08,0x01}}, \r
  48 \r
  49 {LCM_SEND(6), {4, 0, 0xB0,0x09,0x09,0x09}}, \r
  50 {LCM_SEND(6), {4, 0, 0xB6,0x34,0x34,0x34}}, \r
  51 {LCM_SEND(6), {4, 0, 0xB1,0x09,0x09,0x09}}, \r
  52 {LCM_SEND(6), {4, 0, 0xB7,0x24,0x24,0x24}}, \r
  53 {LCM_SEND(6), {4, 0, 0xB3,0x05,0x05,0x05}}, \r
  54 {LCM_SEND(6), {4, 0, 0xB9,0x24,0x24,0x24}}, \r
  55 \r
  56 {LCM_SEND(2), {0xBF,0x01}}, \r
  57 \r
  58 {LCM_SEND(6), {4, 0, 0xB5,0x03,0x03,0x03}}, \r
  59 {LCM_SEND(6), {4, 0, 0xBA,0x24,0x24,0x24}}, \r
  60 {LCM_SEND(2), {0xC2,0x01}}, \r
  61 {LCM_SEND(6), {4, 0, 0xBC,0x00,0x90,0x00}}, \r
  62 {LCM_SEND(6), {4, 0, 0xBD,0x00,0x90,0x00}}, \r
  63 \r
  64 {LCM_SEND(5), {3, 0, 0xBE,0x00,0x57}}, \r
  65 \r
  66 {LCM_SEND(55), {53, 0, 0xD1,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  67 {LCM_SEND(55), {53, 0, 0xD2,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  68 {LCM_SEND(55), {53, 0, 0xD3,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  69 {LCM_SEND(55), {53, 0, 0xD4,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  70 {LCM_SEND(55), {53, 0, 0xD5,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  71 {LCM_SEND(55), {53, 0, 0xD6,0x00,0x01,0x00,0x1D,0x00,0x48,0x00,0x64,0x00,0x7E,0x00,0xB1,0x00,0xD3,0x01,0x07,0x01,0x35,0x01,0x7B,0x01,0xB3,0x02,0x03,0x02,0x48,0x02,0x49,0x02,0x88,0x02,0xC7,0x02,0xF3,0x03,0x21,0x03,0x46,0x03,0x74,0x03,0x8F,0x03,0xA3,0x03,0xAC,0x03,0xB7,0x03,0xBF,0x03,0xFE}}, \r
  72 \r
  73 {LCM_SEND(8), {6, 0, 0xF0,0x55,0xAA,0x52,0x08,0x00}},\r
  74 \r
  75 {LCM_SEND(2), {0xB6,0x0A}}, \r
  76 {LCM_SEND(5), {3, 0, 0xB7,0x00,0x00}}, \r
  77 {LCM_SEND(7), {5, 0, 0xB8,0x01,0x05,0x05,0x05}}, \r
  78 {LCM_SEND(2), {0xBA,0x01}}, \r
  79 {LCM_SEND(6), {4, 0, 0xBC,0x00,0x00,0x00}}, \r
  80 //{LCM_SEND(8), {6, 0, 0xBD,0x01,0x4D,0x07,0x31,0x00}}, \r
  81 //{LCM_SEND(8), {6, 0, 0xBE,0x01,0x84,0x07,0x31,0x00}}, \r
  82 //{LCM_SEND(8), {6, 0, 0xBF,0x01,0x84,0x07,0x31,0x00}}, \r
  83 {LCM_SEND(6), {4, 0, 0xCC,0x03,0x00,0x00}}, \r
  84 {LCM_SEND(5), {3, 0, 0xB1,0xFC,0x00}}, \r
  85 {LCM_SEND(2), {0x35,0x00}}, // Tearing Effect On \r
  86 {LCM_SEND(2), {0x36,0xC2}}, \r
  87 {LCM_SEND(2), {0x3A, 0x77}},\r
  88 \r
  89 \r
  90 \r
  91 {LCM_SEND(1), {0x11}}, // sleep out \r
  92 {LCM_SLEEP(120),},\r
  93 {LCM_SEND(1), {0x29}}, // display on \r
  94 {LCM_SLEEP(100),},\r
  95 {LCM_SEND(1), {0x2c}}, // normal on \r
  96 \r
  97 \r
  98 };\r
  99 \r
 100 static LCM_Init_Code disp_on =  {LCM_SEND(1), {0x29}};\r
 101 \r
 102 static LCM_Init_Code sleep_in =  {LCM_SEND(1), {0x10}};\r
 103 \r
 104 static LCM_Init_Code sleep_out =  {LCM_SEND(1), {0x11}};\r
 105 \r
 106 static int32_t nt35512_mipi_init(struct panel_spec *self)\r
 107 {\r
 108         int32_t i;\r
 109         LCM_Init_Code *init = init_data;\r
 110         unsigned int tag;\r
 111 \r
 112         mipi_set_cmd_mode_t mipi_set_cmd_mode = self->info.mipi->ops->mipi_set_cmd_mode;\r
 113         mipi_gen_write_t mipi_gen_write = self->info.mipi->ops->mipi_gen_write;\r
 114 \r
 115         LCD_PRINT("nt35512_init\n");\r
 116 \r
 117         mipi_set_cmd_mode();\r
 118 \r
 119         for(i = 0; i < ARRAY_SIZE(init_data); i++){\r
 120                 tag = (init->tag >>24);\r
 121                 if(tag & LCM_TAG_SEND){\r
 122                         mipi_gen_write(init->data, (init->tag & LCM_TAG_MASK));\r
 123                         udelay(20);\r
 124                 }else if(tag & LCM_TAG_SLEEP){\r
 125                         mdelay((init->tag & LCM_TAG_MASK));\r
 126                 }\r
 127                 init++;\r
 128         }\r
 129         return 0;\r
 130 }\r
 131 \r
 132 static uint32_t nt35512_readid(struct panel_spec *self)\r
 133 {\r
 134         /*Jessica TODO: need read id*/\r
 135         return 0x12;\r
 136 }\r
 137 \r
 138 static struct panel_operations lcd_nt35512_mipi_operations = {\r
 139         .panel_init = nt35512_mipi_init,\r
 140         .panel_readid = nt35512_readid,\r
 141 };\r
 142 \r
 143 static struct timing_rgb lcd_nt35512_mipi_timing = {\r
 144         .hfp = 200,  /* unit: pixel */\r
 145         .hbp = 200,\r
 146         .hsync = 8,\r
 147         .vfp = 10, /*unit: line*/\r
 148         .vbp = 10,\r
 149         .vsync = 6,\r
 150 };\r
 151 \r
 152 static struct info_mipi lcd_nt35512_mipi_info = {\r
 153         .work_mode  = SPRDFB_MIPI_MODE_VIDEO,\r
 154         .video_bus_width = 24, /*18,16*/\r
 155         .lan_number = 2,\r
 156         .phy_feq = 500*1000,\r
 157         .h_sync_pol = SPRDFB_POLARITY_POS,\r
 158         .v_sync_pol = SPRDFB_POLARITY_POS,\r
 159         .de_pol = SPRDFB_POLARITY_POS,\r
 160         .te_pol = SPRDFB_POLARITY_POS,\r
 161         .color_mode_pol = SPRDFB_POLARITY_NEG,\r
 162         .shut_down_pol = SPRDFB_POLARITY_NEG,\r
 163         .timing = &lcd_nt35512_mipi_timing,\r
 164         .ops = NULL,\r
 165 };\r
 166 \r
 167 struct panel_spec lcd_nt35512_mipi_spec = {\r
 168         .width = 480,\r
 169         .height = 800,\r
 170         .type = LCD_MODE_DSI,\r
 171         .direction = LCD_DIRECT_NORMAL,\r
 172         .info = {\r
 173                 .mipi = &lcd_nt35512_mipi_info\r
 174         },\r
 175         .ops = &lcd_nt35512_mipi_operations,\r
 176 };\r