drivers/video/sc8825fb/lcd_nt35510_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/tiger_lcd.h>\r
  18 \r
  19 #define printk printf\r
  20 \r
  21 //#define  LCD_DEBUG\r
  22 #ifdef LCD_DEBUG\r
  23 #define LCD_PRINT printk\r
  24 #else\r
  25 #define LCD_PRINT(...)\r
  26 #endif\r
  27 \r
  28 #define MAX_DATA   56\r
  29 \r
  30 typedef struct LCM_Init_Code_tag {\r
  31         unsigned int tag;\r
  32         unsigned char data[MAX_DATA];\r
  33 }LCM_Init_Code;\r
  34 \r
  35 #define LCM_TAG_SHIFT 24\r
  36 #define LCM_TAG_MASK  ((1 << 24) -1)\r
  37 #define LCM_SEND(len) ((1 << LCM_TAG_SHIFT)| len)\r
  38 #define LCM_SLEEP(ms) ((2 << LCM_TAG_SHIFT)| ms)\r
  39 //#define ARRAY_SIZE(array) ( sizeof(array) / sizeof(array[0]))\r
  40 \r
  41 #define LCM_TAG_SEND  (1<< 0)\r
  42 #define LCM_TAG_SLEEP (1 << 1)\r
  43 \r
  44 static LCM_Init_Code init_data[] = {\r
  45 \r
  46 {LCM_SEND(8), {6, 0, 0xF0,0x55,0xAA,0x52,0x08,0x01}}, \r
  47 \r
  48 {LCM_SEND(6), {4, 0, 0xB0,0x09,0x09,0x09}}, \r
  49 {LCM_SEND(6), {4, 0, 0xB6,0x34,0x34,0x34}}, \r
  50 {LCM_SEND(6), {4, 0, 0xB1,0x09,0x09,0x09}}, \r
  51 {LCM_SEND(6), {4, 0, 0xB7,0x24,0x24,0x24}}, \r
  52 {LCM_SEND(6), {4, 0, 0xB3,0x05,0x05,0x05}}, \r
  53 {LCM_SEND(6), {4, 0, 0xB9,0x24,0x24,0x24}}, \r
  54 \r
  55 {LCM_SEND(2), {0xBF,0x01}}, \r
  56 \r
  57 {LCM_SEND(6), {4, 0, 0xB5,0x0B,0x0B,0x0B}}, \r
  58 {LCM_SEND(6), {4, 0, 0xBA,0x24,0x24,0x24}}, \r
  59 {LCM_SEND(6), {4, 0, 0xBC,0x00,0xA3,0x00}}, \r
  60 {LCM_SEND(6), {4, 0, 0xBD,0x00,0xA3,0x00}}, \r
  61 \r
  62 {LCM_SEND(5), {3, 0, 0xBE,0x00,0x58}}, \r
  63 \r
  64 {LCM_SEND(55), {53, 0, 0xD1,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  65 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  66 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  67 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}}, \r
  68 {LCM_SEND(55), {53, 0, 0xD2,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  69 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  70 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  71 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}}, \r
  72 {LCM_SEND(55), {53, 0, 0xD3,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  73 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  74 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  75 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}}, \r
  76 {LCM_SEND(55), {53, 0, 0xD4,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  77 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  78 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  79 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}}, \r
  80 {LCM_SEND(55), {53, 0, 0xD5,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  81 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  82 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  83 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}}, \r
  84 {LCM_SEND(55), {53, 0, 0xD6,0x00,0x01,0x00,0x43,0x00,0x6B,0x00,0x87,0x00,0xA3,\r
  85 0x00,0xCE,0x00,0xF1,0x01,0x27,0x01,0x53,0x01,0x98,0x01,0xCE,0x02,0x22,0x02,\r
  86 0x83,0x02,0x78,0x02,0x9E,0x02,0xDD,0x03,0x00,0x03,0x2E,0x03,0x54,0x03,0x7F,\r
  87 0x03,0x95,0x03,0xB3,0x03,0xC2,0x03,0xE1,0x03,0xF1,0x03,0xFE}},\r
  88 \r
  89 {LCM_SEND(8), {6, 0, 0xF0,0x55,0xAA,0x52,0x08,0x00}},\r
  90 \r
  91 {LCM_SEND(5), {3, 0, 0xB1,0xFC,0x04}}, \r
  92 {LCM_SEND(2), {0x36,0x02}},\r
  93 {LCM_SEND(2), {0xB6,0x0A}},\r
  94 {LCM_SEND(5), {3, 0, 0xB7,0x00,0x00}}, \r
  95 {LCM_SEND(7), {5, 0, 0xB8,0x01,0x05,0x05,0x05}}, \r
  96 {LCM_SEND(2), {0xBA,0x01}}, \r
  97 {LCM_SEND(6), {4, 0, 0xBC,0x00,0x00,0x00}}, \r
  98 {LCM_SEND(8), {6, 0, 0xBD,0x01,0x84,0x07,0x32,0x00}}, \r
  99 {LCM_SEND(8), {6, 0, 0xBE,0x01,0x84,0x07,0x31,0x00}}, \r
 100 {LCM_SEND(8), {6, 0, 0xBF,0x01,0x84,0x07,0x31,0x00}}, \r
 101 {LCM_SEND(2), {0x35,0x00}},// Tearing Effect On \r
 102 {LCM_SEND(6), {4, 0, 0xCC,0x03,0x00,0x00}}, \r
 103 {LCM_SEND(2), {0x3A, 0x77}},\r
 104 \r
 105 {LCM_SEND(1), {0x11}}, // sleep out \r
 106 {LCM_SLEEP(120),},\r
 107 {LCM_SEND(1), {0x29}}, // display on \r
 108 {LCM_SLEEP(100),},\r
 109 {LCM_SEND(1), {0x2c}}, // normal on \r
 110 \r
 111 \r
 112 };\r
 113 \r
 114 static LCM_Init_Code disp_on =  {LCM_SEND(1), {0x29}};\r
 115 \r
 116 static LCM_Init_Code sleep_in =  {LCM_SEND(1), {0x10}};\r
 117 \r
 118 static LCM_Init_Code sleep_out =  {LCM_SEND(1), {0x11}};\r
 119 \r
 120 static int32_t nt35510_mipi_init(struct panel_spec *self)\r
 121 {\r
 122         int32_t i;\r
 123         LCM_Init_Code *init = init_data;\r
 124         unsigned int tag;\r
 125 \r
 126         mipi_set_cmd_mode_t mipi_set_cmd_mode = self->info.mipi->ops->mipi_set_cmd_mode;\r
 127         mipi_gen_write_t mipi_gen_write = self->info.mipi->ops->mipi_gen_write;\r
 128 \r
 129         LCD_PRINT("nt35510_init\n");\r
 130 \r
 131         mipi_set_cmd_mode();\r
 132 \r
 133         for(i = 0; i < ARRAY_SIZE(init_data); i++){\r
 134                 tag = (init->tag >>24);\r
 135                 if(tag & LCM_TAG_SEND){\r
 136                         mipi_gen_write(init->data, (init->tag & LCM_TAG_MASK));\r
 137                 }else if(tag & LCM_TAG_SLEEP){\r
 138                         udelay((init->tag & LCM_TAG_MASK) * 1000);\r
 139                 }\r
 140                 init++;\r
 141         }\r
 142         return 0;\r
 143 }\r
 144 \r
 145 static uint32_t nt35510_readid(struct panel_spec *self)\r
 146 {\r
 147         /*Jessica TODO: need read id*/\r
 148         return 0x10;\r
 149 }\r
 150 \r
 151 static struct panel_operations lcd_nt35510_mipi_operations = {\r
 152         .panel_init = nt35510_mipi_init,\r
 153         .panel_readid = nt35510_readid,\r
 154 };\r
 155 \r
 156 static struct timing_rgb lcd_nt35510_mipi_timing = {\r
 157         .hfp = 20,  /* unit: pixel */\r
 158         .hbp = 20,\r
 159         .hsync = 4,\r
 160         .vfp = 10, /*unit: line*/\r
 161         .vbp = 10,\r
 162         .vsync = 6,\r
 163 };\r
 164 \r
 165 static struct info_mipi lcd_nt35510_mipi_info = {\r
 166         .work_mode  = SPRDFB_MIPI_MODE_CMD,\r
 167         .video_bus_width = 24, /*18,16*/\r
 168         .lan_number = 2,\r
 169         .phy_feq = 500*1000,\r
 170         //.h_sync_pol = SPRDFB_POLARITY_POS,\r
 171         //.v_sync_pol = SPRDFB_POLARITY_POS,\r
 172         //.de_pol = SPRDFB_POLARITY_POS,\r
 173         .te_pol = SPRDFB_POLARITY_POS,\r
 174         //.color_mode_pol = SPRDFB_POLARITY_NEG,\r
 175         //.shut_down_pol = SPRDFB_POLARITY_NEG,\r
 176         .timing = &lcd_nt35510_mipi_timing,\r
 177         .ops = NULL,\r
 178 };\r
 179 \r
 180 struct panel_spec lcd_nt35510_mipi_spec = {\r
 181         .width = 480,\r
 182         .height = 800,\r
 183         .type = LCD_MODE_DSI,\r
 184         .direction = LCD_DIRECT_NORMAL,\r
 185         .info = {\r
 186                 .mipi = &lcd_nt35510_mipi_info\r
 187         },\r
 188         .ops = &lcd_nt35510_mipi_operations,\r
 189 };\r