1c942fddfSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 2cb7a01acSMauro Carvalho Chehab /* 3cb7a01acSMauro Carvalho Chehab * Video Capture Driver (Video for Linux 1/2) 4cb7a01acSMauro Carvalho Chehab * for the Matrox Marvel G200,G400 and Rainbow Runner-G series 5cb7a01acSMauro Carvalho Chehab * 6cb7a01acSMauro Carvalho Chehab * This module is an interface to the KS0127 video decoder chip. 7cb7a01acSMauro Carvalho Chehab * 8cb7a01acSMauro Carvalho Chehab * Copyright (C) 1999 Ryan Drake <stiletto@mediaone.net> 9cb7a01acSMauro Carvalho Chehab * 10cb7a01acSMauro Carvalho Chehab ***************************************************************************** 11cb7a01acSMauro Carvalho Chehab * 12cb7a01acSMauro Carvalho Chehab * Modified and extended by 13cb7a01acSMauro Carvalho Chehab * Mike Bernson <mike@mlb.org> 14cb7a01acSMauro Carvalho Chehab * Gerard v.d. Horst 15cb7a01acSMauro Carvalho Chehab * Leon van Stuivenberg <l.vanstuivenberg@chello.nl> 16cb7a01acSMauro Carvalho Chehab * Gernot Ziegler <gz@lysator.liu.se> 17cb7a01acSMauro Carvalho Chehab * 18cb7a01acSMauro Carvalho Chehab * Version History: 19cb7a01acSMauro Carvalho Chehab * V1.0 Ryan Drake Initial version by Ryan Drake 20cb7a01acSMauro Carvalho Chehab * V1.1 Gerard v.d. Horst Added some debugoutput, reset the video-standard 21cb7a01acSMauro Carvalho Chehab */ 22cb7a01acSMauro Carvalho Chehab 23cb7a01acSMauro Carvalho Chehab #include <linux/init.h> 24cb7a01acSMauro Carvalho Chehab #include <linux/module.h> 25cb7a01acSMauro Carvalho Chehab #include <linux/delay.h> 26cb7a01acSMauro Carvalho Chehab #include <linux/errno.h> 27cb7a01acSMauro Carvalho Chehab #include <linux/kernel.h> 28cb7a01acSMauro Carvalho Chehab #include <linux/i2c.h> 29cb7a01acSMauro Carvalho Chehab #include <linux/videodev2.h> 30cb7a01acSMauro Carvalho Chehab #include <linux/slab.h> 31cb7a01acSMauro Carvalho Chehab #include <media/v4l2-device.h> 32cb7a01acSMauro Carvalho Chehab #include "ks0127.h" 33cb7a01acSMauro Carvalho Chehab 34cb7a01acSMauro Carvalho Chehab MODULE_DESCRIPTION("KS0127 video decoder driver"); 35cb7a01acSMauro Carvalho Chehab MODULE_AUTHOR("Ryan Drake"); 36cb7a01acSMauro Carvalho Chehab MODULE_LICENSE("GPL"); 37cb7a01acSMauro Carvalho Chehab 38cb7a01acSMauro Carvalho Chehab /* Addresses */ 39cb7a01acSMauro Carvalho Chehab #define I2C_KS0127_ADDON 0xD8 40cb7a01acSMauro Carvalho Chehab #define I2C_KS0127_ONBOARD 0xDA 41cb7a01acSMauro Carvalho Chehab 42cb7a01acSMauro Carvalho Chehab 43cb7a01acSMauro Carvalho Chehab /* ks0127 control registers */ 44cb7a01acSMauro Carvalho Chehab #define KS_STAT 0x00 45cb7a01acSMauro Carvalho Chehab #define KS_CMDA 0x01 46cb7a01acSMauro Carvalho Chehab #define KS_CMDB 0x02 47cb7a01acSMauro Carvalho Chehab #define KS_CMDC 0x03 48cb7a01acSMauro Carvalho Chehab #define KS_CMDD 0x04 49cb7a01acSMauro Carvalho Chehab #define KS_HAVB 0x05 50cb7a01acSMauro Carvalho Chehab #define KS_HAVE 0x06 51cb7a01acSMauro Carvalho Chehab #define KS_HS1B 0x07 52cb7a01acSMauro Carvalho Chehab #define KS_HS1E 0x08 53cb7a01acSMauro Carvalho Chehab #define KS_HS2B 0x09 54cb7a01acSMauro Carvalho Chehab #define KS_HS2E 0x0a 55cb7a01acSMauro Carvalho Chehab #define KS_AGC 0x0b 56cb7a01acSMauro Carvalho Chehab #define KS_HXTRA 0x0c 57cb7a01acSMauro Carvalho Chehab #define KS_CDEM 0x0d 58cb7a01acSMauro Carvalho Chehab #define KS_PORTAB 0x0e 59cb7a01acSMauro Carvalho Chehab #define KS_LUMA 0x0f 60cb7a01acSMauro Carvalho Chehab #define KS_CON 0x10 61cb7a01acSMauro Carvalho Chehab #define KS_BRT 0x11 62cb7a01acSMauro Carvalho Chehab #define KS_CHROMA 0x12 63cb7a01acSMauro Carvalho Chehab #define KS_CHROMB 0x13 64cb7a01acSMauro Carvalho Chehab #define KS_DEMOD 0x14 65cb7a01acSMauro Carvalho Chehab #define KS_SAT 0x15 66cb7a01acSMauro Carvalho Chehab #define KS_HUE 0x16 67cb7a01acSMauro Carvalho Chehab #define KS_VERTIA 0x17 68cb7a01acSMauro Carvalho Chehab #define KS_VERTIB 0x18 69cb7a01acSMauro Carvalho Chehab #define KS_VERTIC 0x19 70cb7a01acSMauro Carvalho Chehab #define KS_HSCLL 0x1a 71cb7a01acSMauro Carvalho Chehab #define KS_HSCLH 0x1b 72cb7a01acSMauro Carvalho Chehab #define KS_VSCLL 0x1c 73cb7a01acSMauro Carvalho Chehab #define KS_VSCLH 0x1d 74cb7a01acSMauro Carvalho Chehab #define KS_OFMTA 0x1e 75cb7a01acSMauro Carvalho Chehab #define KS_OFMTB 0x1f 76cb7a01acSMauro Carvalho Chehab #define KS_VBICTL 0x20 77cb7a01acSMauro Carvalho Chehab #define KS_CCDAT2 0x21 78cb7a01acSMauro Carvalho Chehab #define KS_CCDAT1 0x22 79cb7a01acSMauro Carvalho Chehab #define KS_VBIL30 0x23 80cb7a01acSMauro Carvalho Chehab #define KS_VBIL74 0x24 81cb7a01acSMauro Carvalho Chehab #define KS_VBIL118 0x25 82cb7a01acSMauro Carvalho Chehab #define KS_VBIL1512 0x26 83cb7a01acSMauro Carvalho Chehab #define KS_TTFRAM 0x27 84cb7a01acSMauro Carvalho Chehab #define KS_TESTA 0x28 85cb7a01acSMauro Carvalho Chehab #define KS_UVOFFH 0x29 86cb7a01acSMauro Carvalho Chehab #define KS_UVOFFL 0x2a 87cb7a01acSMauro Carvalho Chehab #define KS_UGAIN 0x2b 88cb7a01acSMauro Carvalho Chehab #define KS_VGAIN 0x2c 89cb7a01acSMauro Carvalho Chehab #define KS_VAVB 0x2d 90cb7a01acSMauro Carvalho Chehab #define KS_VAVE 0x2e 91cb7a01acSMauro Carvalho Chehab #define KS_CTRACK 0x2f 92cb7a01acSMauro Carvalho Chehab #define KS_POLCTL 0x30 93cb7a01acSMauro Carvalho Chehab #define KS_REFCOD 0x31 94cb7a01acSMauro Carvalho Chehab #define KS_INVALY 0x32 95cb7a01acSMauro Carvalho Chehab #define KS_INVALU 0x33 96cb7a01acSMauro Carvalho Chehab #define KS_INVALV 0x34 97cb7a01acSMauro Carvalho Chehab #define KS_UNUSEY 0x35 98cb7a01acSMauro Carvalho Chehab #define KS_UNUSEU 0x36 99cb7a01acSMauro Carvalho Chehab #define KS_UNUSEV 0x37 100cb7a01acSMauro Carvalho Chehab #define KS_USRSAV 0x38 101cb7a01acSMauro Carvalho Chehab #define KS_USREAV 0x39 102cb7a01acSMauro Carvalho Chehab #define KS_SHS1A 0x3a 103cb7a01acSMauro Carvalho Chehab #define KS_SHS1B 0x3b 104cb7a01acSMauro Carvalho Chehab #define KS_SHS1C 0x3c 105cb7a01acSMauro Carvalho Chehab #define KS_CMDE 0x3d 106cb7a01acSMauro Carvalho Chehab #define KS_VSDEL 0x3e 107cb7a01acSMauro Carvalho Chehab #define KS_CMDF 0x3f 108cb7a01acSMauro Carvalho Chehab #define KS_GAMMA0 0x40 109cb7a01acSMauro Carvalho Chehab #define KS_GAMMA1 0x41 110cb7a01acSMauro Carvalho Chehab #define KS_GAMMA2 0x42 111cb7a01acSMauro Carvalho Chehab #define KS_GAMMA3 0x43 112cb7a01acSMauro Carvalho Chehab #define KS_GAMMA4 0x44 113cb7a01acSMauro Carvalho Chehab #define KS_GAMMA5 0x45 114cb7a01acSMauro Carvalho Chehab #define KS_GAMMA6 0x46 115cb7a01acSMauro Carvalho Chehab #define KS_GAMMA7 0x47 116cb7a01acSMauro Carvalho Chehab #define KS_GAMMA8 0x48 117cb7a01acSMauro Carvalho Chehab #define KS_GAMMA9 0x49 118cb7a01acSMauro Carvalho Chehab #define KS_GAMMA10 0x4a 119cb7a01acSMauro Carvalho Chehab #define KS_GAMMA11 0x4b 120cb7a01acSMauro Carvalho Chehab #define KS_GAMMA12 0x4c 121cb7a01acSMauro Carvalho Chehab #define KS_GAMMA13 0x4d 122cb7a01acSMauro Carvalho Chehab #define KS_GAMMA14 0x4e 123cb7a01acSMauro Carvalho Chehab #define KS_GAMMA15 0x4f 124cb7a01acSMauro Carvalho Chehab #define KS_GAMMA16 0x50 125cb7a01acSMauro Carvalho Chehab #define KS_GAMMA17 0x51 126cb7a01acSMauro Carvalho Chehab #define KS_GAMMA18 0x52 127cb7a01acSMauro Carvalho Chehab #define KS_GAMMA19 0x53 128cb7a01acSMauro Carvalho Chehab #define KS_GAMMA20 0x54 129cb7a01acSMauro Carvalho Chehab #define KS_GAMMA21 0x55 130cb7a01acSMauro Carvalho Chehab #define KS_GAMMA22 0x56 131cb7a01acSMauro Carvalho Chehab #define KS_GAMMA23 0x57 132cb7a01acSMauro Carvalho Chehab #define KS_GAMMA24 0x58 133cb7a01acSMauro Carvalho Chehab #define KS_GAMMA25 0x59 134cb7a01acSMauro Carvalho Chehab #define KS_GAMMA26 0x5a 135cb7a01acSMauro Carvalho Chehab #define KS_GAMMA27 0x5b 136cb7a01acSMauro Carvalho Chehab #define KS_GAMMA28 0x5c 137cb7a01acSMauro Carvalho Chehab #define KS_GAMMA29 0x5d 138cb7a01acSMauro Carvalho Chehab #define KS_GAMMA30 0x5e 139cb7a01acSMauro Carvalho Chehab #define KS_GAMMA31 0x5f 140cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD0 0x60 141cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD1 0x61 142cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD2 0x62 143cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD3 0x63 144cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD4 0x64 145cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD5 0x65 146cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD6 0x66 147cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD7 0x67 148cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD8 0x68 149cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD9 0x69 150cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD10 0x6a 151cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD11 0x6b 152cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD12 0x6c 153cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD13 0x6d 154cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD14 0x6e 155cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD15 0x6f 156cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD16 0x70 157cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD17 0x71 158cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD18 0x72 159cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD19 0x73 160cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD20 0x74 161cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD21 0x75 162cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD22 0x76 163cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD23 0x77 164cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD24 0x78 165cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD25 0x79 166cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD26 0x7a 167cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD27 0x7b 168cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD28 0x7c 169cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD29 0x7d 170cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD30 0x7e 171cb7a01acSMauro Carvalho Chehab #define KS_GAMMAD31 0x7f 172cb7a01acSMauro Carvalho Chehab 173cb7a01acSMauro Carvalho Chehab 174cb7a01acSMauro Carvalho Chehab /**************************************************************************** 175cb7a01acSMauro Carvalho Chehab * mga_dev : represents one ks0127 chip. 176cb7a01acSMauro Carvalho Chehab ****************************************************************************/ 177cb7a01acSMauro Carvalho Chehab 178cb7a01acSMauro Carvalho Chehab struct adjust { 179cb7a01acSMauro Carvalho Chehab int contrast; 180cb7a01acSMauro Carvalho Chehab int bright; 181cb7a01acSMauro Carvalho Chehab int hue; 182cb7a01acSMauro Carvalho Chehab int ugain; 183cb7a01acSMauro Carvalho Chehab int vgain; 184cb7a01acSMauro Carvalho Chehab }; 185cb7a01acSMauro Carvalho Chehab 186cb7a01acSMauro Carvalho Chehab struct ks0127 { 187cb7a01acSMauro Carvalho Chehab struct v4l2_subdev sd; 188cb7a01acSMauro Carvalho Chehab v4l2_std_id norm; 189cb7a01acSMauro Carvalho Chehab u8 regs[256]; 190cb7a01acSMauro Carvalho Chehab }; 191cb7a01acSMauro Carvalho Chehab 192cb7a01acSMauro Carvalho Chehab static inline struct ks0127 *to_ks0127(struct v4l2_subdev *sd) 193cb7a01acSMauro Carvalho Chehab { 194cb7a01acSMauro Carvalho Chehab return container_of(sd, struct ks0127, sd); 195cb7a01acSMauro Carvalho Chehab } 196cb7a01acSMauro Carvalho Chehab 197cb7a01acSMauro Carvalho Chehab 198cb7a01acSMauro Carvalho Chehab static int debug; /* insmod parameter */ 199cb7a01acSMauro Carvalho Chehab 200cb7a01acSMauro Carvalho Chehab module_param(debug, int, 0); 201cb7a01acSMauro Carvalho Chehab MODULE_PARM_DESC(debug, "Debug output"); 202cb7a01acSMauro Carvalho Chehab 203cb7a01acSMauro Carvalho Chehab static u8 reg_defaults[64]; 204cb7a01acSMauro Carvalho Chehab 205cb7a01acSMauro Carvalho Chehab static void init_reg_defaults(void) 206cb7a01acSMauro Carvalho Chehab { 207cb7a01acSMauro Carvalho Chehab static int initialized; 208cb7a01acSMauro Carvalho Chehab u8 *table = reg_defaults; 209cb7a01acSMauro Carvalho Chehab 210cb7a01acSMauro Carvalho Chehab if (initialized) 211cb7a01acSMauro Carvalho Chehab return; 212cb7a01acSMauro Carvalho Chehab initialized = 1; 213cb7a01acSMauro Carvalho Chehab 214cb7a01acSMauro Carvalho Chehab table[KS_CMDA] = 0x2c; /* VSE=0, CCIR 601, autodetect standard */ 215cb7a01acSMauro Carvalho Chehab table[KS_CMDB] = 0x12; /* VALIGN=0, AGC control and input */ 216cb7a01acSMauro Carvalho Chehab table[KS_CMDC] = 0x00; /* Test options */ 217cb7a01acSMauro Carvalho Chehab /* clock & input select, write 1 to PORTA */ 218cb7a01acSMauro Carvalho Chehab table[KS_CMDD] = 0x01; 219cb7a01acSMauro Carvalho Chehab table[KS_HAVB] = 0x00; /* HAV Start Control */ 220cb7a01acSMauro Carvalho Chehab table[KS_HAVE] = 0x00; /* HAV End Control */ 221cb7a01acSMauro Carvalho Chehab table[KS_HS1B] = 0x10; /* HS1 Start Control */ 222cb7a01acSMauro Carvalho Chehab table[KS_HS1E] = 0x00; /* HS1 End Control */ 223cb7a01acSMauro Carvalho Chehab table[KS_HS2B] = 0x00; /* HS2 Start Control */ 224cb7a01acSMauro Carvalho Chehab table[KS_HS2E] = 0x00; /* HS2 End Control */ 225cb7a01acSMauro Carvalho Chehab table[KS_AGC] = 0x53; /* Manual setting for AGC */ 226cb7a01acSMauro Carvalho Chehab table[KS_HXTRA] = 0x00; /* Extra Bits for HAV and HS1/2 */ 227cb7a01acSMauro Carvalho Chehab table[KS_CDEM] = 0x00; /* Chroma Demodulation Control */ 228cb7a01acSMauro Carvalho Chehab table[KS_PORTAB] = 0x0f; /* port B is input, port A output GPPORT */ 229cb7a01acSMauro Carvalho Chehab table[KS_LUMA] = 0x01; /* Luma control */ 230cb7a01acSMauro Carvalho Chehab table[KS_CON] = 0x00; /* Contrast Control */ 231cb7a01acSMauro Carvalho Chehab table[KS_BRT] = 0x00; /* Brightness Control */ 232cb7a01acSMauro Carvalho Chehab table[KS_CHROMA] = 0x2a; /* Chroma control A */ 233cb7a01acSMauro Carvalho Chehab table[KS_CHROMB] = 0x90; /* Chroma control B */ 234cb7a01acSMauro Carvalho Chehab table[KS_DEMOD] = 0x00; /* Chroma Demodulation Control & Status */ 235cb7a01acSMauro Carvalho Chehab table[KS_SAT] = 0x00; /* Color Saturation Control*/ 236cb7a01acSMauro Carvalho Chehab table[KS_HUE] = 0x00; /* Hue Control */ 237cb7a01acSMauro Carvalho Chehab table[KS_VERTIA] = 0x00; /* Vertical Processing Control A */ 238cb7a01acSMauro Carvalho Chehab /* Vertical Processing Control B, luma 1 line delayed */ 239cb7a01acSMauro Carvalho Chehab table[KS_VERTIB] = 0x12; 240cb7a01acSMauro Carvalho Chehab table[KS_VERTIC] = 0x0b; /* Vertical Processing Control C */ 241cb7a01acSMauro Carvalho Chehab table[KS_HSCLL] = 0x00; /* Horizontal Scaling Ratio Low */ 242cb7a01acSMauro Carvalho Chehab table[KS_HSCLH] = 0x00; /* Horizontal Scaling Ratio High */ 243cb7a01acSMauro Carvalho Chehab table[KS_VSCLL] = 0x00; /* Vertical Scaling Ratio Low */ 244cb7a01acSMauro Carvalho Chehab table[KS_VSCLH] = 0x00; /* Vertical Scaling Ratio High */ 245cb7a01acSMauro Carvalho Chehab /* 16 bit YCbCr 4:2:2 output; I can't make the bt866 like 8 bit /Sam */ 246cb7a01acSMauro Carvalho Chehab table[KS_OFMTA] = 0x30; 247cb7a01acSMauro Carvalho Chehab table[KS_OFMTB] = 0x00; /* Output Control B */ 248cb7a01acSMauro Carvalho Chehab /* VBI Decoder Control; 4bit fmt: avoid Y overflow */ 249cb7a01acSMauro Carvalho Chehab table[KS_VBICTL] = 0x5d; 250cb7a01acSMauro Carvalho Chehab table[KS_CCDAT2] = 0x00; /* Read Only register */ 251cb7a01acSMauro Carvalho Chehab table[KS_CCDAT1] = 0x00; /* Read Only register */ 252cb7a01acSMauro Carvalho Chehab table[KS_VBIL30] = 0xa8; /* VBI data decoding options */ 253cb7a01acSMauro Carvalho Chehab table[KS_VBIL74] = 0xaa; /* VBI data decoding options */ 254cb7a01acSMauro Carvalho Chehab table[KS_VBIL118] = 0x2a; /* VBI data decoding options */ 255cb7a01acSMauro Carvalho Chehab table[KS_VBIL1512] = 0x00; /* VBI data decoding options */ 256cb7a01acSMauro Carvalho Chehab table[KS_TTFRAM] = 0x00; /* Teletext frame alignment pattern */ 257cb7a01acSMauro Carvalho Chehab table[KS_TESTA] = 0x00; /* test register, shouldn't be written */ 258cb7a01acSMauro Carvalho Chehab table[KS_UVOFFH] = 0x00; /* UV Offset Adjustment High */ 259cb7a01acSMauro Carvalho Chehab table[KS_UVOFFL] = 0x00; /* UV Offset Adjustment Low */ 260cb7a01acSMauro Carvalho Chehab table[KS_UGAIN] = 0x00; /* U Component Gain Adjustment */ 261cb7a01acSMauro Carvalho Chehab table[KS_VGAIN] = 0x00; /* V Component Gain Adjustment */ 262cb7a01acSMauro Carvalho Chehab table[KS_VAVB] = 0x07; /* VAV Begin */ 263cb7a01acSMauro Carvalho Chehab table[KS_VAVE] = 0x00; /* VAV End */ 264cb7a01acSMauro Carvalho Chehab table[KS_CTRACK] = 0x00; /* Chroma Tracking Control */ 265cb7a01acSMauro Carvalho Chehab table[KS_POLCTL] = 0x41; /* Timing Signal Polarity Control */ 266cb7a01acSMauro Carvalho Chehab table[KS_REFCOD] = 0x80; /* Reference Code Insertion Control */ 267cb7a01acSMauro Carvalho Chehab table[KS_INVALY] = 0x10; /* Invalid Y Code */ 268cb7a01acSMauro Carvalho Chehab table[KS_INVALU] = 0x80; /* Invalid U Code */ 269cb7a01acSMauro Carvalho Chehab table[KS_INVALV] = 0x80; /* Invalid V Code */ 270cb7a01acSMauro Carvalho Chehab table[KS_UNUSEY] = 0x10; /* Unused Y Code */ 271cb7a01acSMauro Carvalho Chehab table[KS_UNUSEU] = 0x80; /* Unused U Code */ 272cb7a01acSMauro Carvalho Chehab table[KS_UNUSEV] = 0x80; /* Unused V Code */ 273cb7a01acSMauro Carvalho Chehab table[KS_USRSAV] = 0x00; /* reserved */ 274cb7a01acSMauro Carvalho Chehab table[KS_USREAV] = 0x00; /* reserved */ 275cb7a01acSMauro Carvalho Chehab table[KS_SHS1A] = 0x00; /* User Defined SHS1 A */ 276cb7a01acSMauro Carvalho Chehab /* User Defined SHS1 B, ALT656=1 on 0127B */ 277cb7a01acSMauro Carvalho Chehab table[KS_SHS1B] = 0x80; 278cb7a01acSMauro Carvalho Chehab table[KS_SHS1C] = 0x00; /* User Defined SHS1 C */ 279cb7a01acSMauro Carvalho Chehab table[KS_CMDE] = 0x00; /* Command Register E */ 280cb7a01acSMauro Carvalho Chehab table[KS_VSDEL] = 0x00; /* VS Delay Control */ 281cb7a01acSMauro Carvalho Chehab /* Command Register F, update -immediately- */ 282cb7a01acSMauro Carvalho Chehab /* (there might come no vsync)*/ 283cb7a01acSMauro Carvalho Chehab table[KS_CMDF] = 0x02; 284cb7a01acSMauro Carvalho Chehab } 285cb7a01acSMauro Carvalho Chehab 286cb7a01acSMauro Carvalho Chehab 287cb7a01acSMauro Carvalho Chehab /* We need to manually read because of a bug in the KS0127 chip. 288cb7a01acSMauro Carvalho Chehab * 289cb7a01acSMauro Carvalho Chehab * An explanation from kayork@mail.utexas.edu: 290cb7a01acSMauro Carvalho Chehab * 291cb7a01acSMauro Carvalho Chehab * During I2C reads, the KS0127 only samples for a stop condition 292cb7a01acSMauro Carvalho Chehab * during the place where the acknowledge bit should be. Any standard 293cb7a01acSMauro Carvalho Chehab * I2C implementation (correctly) throws in another clock transition 294cb7a01acSMauro Carvalho Chehab * at the 9th bit, and the KS0127 will not recognize the stop condition 295cb7a01acSMauro Carvalho Chehab * and will continue to clock out data. 296cb7a01acSMauro Carvalho Chehab * 297cb7a01acSMauro Carvalho Chehab * So we have to do the read ourself. Big deal. 298cb7a01acSMauro Carvalho Chehab * workaround in i2c-algo-bit 299cb7a01acSMauro Carvalho Chehab */ 300cb7a01acSMauro Carvalho Chehab 301cb7a01acSMauro Carvalho Chehab 302cb7a01acSMauro Carvalho Chehab static u8 ks0127_read(struct v4l2_subdev *sd, u8 reg) 303cb7a01acSMauro Carvalho Chehab { 304cb7a01acSMauro Carvalho Chehab struct i2c_client *client = v4l2_get_subdevdata(sd); 305cb7a01acSMauro Carvalho Chehab char val = 0; 306cb7a01acSMauro Carvalho Chehab struct i2c_msg msgs[] = { 3072a9d2472SShubhrajyoti D { 3082a9d2472SShubhrajyoti D .addr = client->addr, 3092a9d2472SShubhrajyoti D .len = sizeof(reg), 3102a9d2472SShubhrajyoti D .buf = ® 3112a9d2472SShubhrajyoti D }, 3122a9d2472SShubhrajyoti D { 3132a9d2472SShubhrajyoti D .addr = client->addr, 3142a9d2472SShubhrajyoti D .flags = I2C_M_RD | I2C_M_NO_RD_ACK, 3152a9d2472SShubhrajyoti D .len = sizeof(val), 3162a9d2472SShubhrajyoti D .buf = &val 3172a9d2472SShubhrajyoti D } 318cb7a01acSMauro Carvalho Chehab }; 319cb7a01acSMauro Carvalho Chehab int ret; 320cb7a01acSMauro Carvalho Chehab 321cb7a01acSMauro Carvalho Chehab ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); 322cb7a01acSMauro Carvalho Chehab if (ret != ARRAY_SIZE(msgs)) 323cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "read error\n"); 324cb7a01acSMauro Carvalho Chehab 325cb7a01acSMauro Carvalho Chehab return val; 326cb7a01acSMauro Carvalho Chehab } 327cb7a01acSMauro Carvalho Chehab 328cb7a01acSMauro Carvalho Chehab 329cb7a01acSMauro Carvalho Chehab static void ks0127_write(struct v4l2_subdev *sd, u8 reg, u8 val) 330cb7a01acSMauro Carvalho Chehab { 331cb7a01acSMauro Carvalho Chehab struct i2c_client *client = v4l2_get_subdevdata(sd); 332cb7a01acSMauro Carvalho Chehab struct ks0127 *ks = to_ks0127(sd); 333cb7a01acSMauro Carvalho Chehab char msg[] = { reg, val }; 334cb7a01acSMauro Carvalho Chehab 335cb7a01acSMauro Carvalho Chehab if (i2c_master_send(client, msg, sizeof(msg)) != sizeof(msg)) 336cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "write error\n"); 337cb7a01acSMauro Carvalho Chehab 338cb7a01acSMauro Carvalho Chehab ks->regs[reg] = val; 339cb7a01acSMauro Carvalho Chehab } 340cb7a01acSMauro Carvalho Chehab 341cb7a01acSMauro Carvalho Chehab 342cb7a01acSMauro Carvalho Chehab /* generic bit-twiddling */ 343cb7a01acSMauro Carvalho Chehab static void ks0127_and_or(struct v4l2_subdev *sd, u8 reg, u8 and_v, u8 or_v) 344cb7a01acSMauro Carvalho Chehab { 345cb7a01acSMauro Carvalho Chehab struct ks0127 *ks = to_ks0127(sd); 346cb7a01acSMauro Carvalho Chehab 347cb7a01acSMauro Carvalho Chehab u8 val = ks->regs[reg]; 348cb7a01acSMauro Carvalho Chehab val = (val & and_v) | or_v; 349cb7a01acSMauro Carvalho Chehab ks0127_write(sd, reg, val); 350cb7a01acSMauro Carvalho Chehab } 351cb7a01acSMauro Carvalho Chehab 352cb7a01acSMauro Carvalho Chehab 353cb7a01acSMauro Carvalho Chehab 354cb7a01acSMauro Carvalho Chehab /**************************************************************************** 355cb7a01acSMauro Carvalho Chehab * ks0127 private api 356cb7a01acSMauro Carvalho Chehab ****************************************************************************/ 357cb7a01acSMauro Carvalho Chehab static void ks0127_init(struct v4l2_subdev *sd) 358cb7a01acSMauro Carvalho Chehab { 359cb7a01acSMauro Carvalho Chehab u8 *table = reg_defaults; 360cb7a01acSMauro Carvalho Chehab int i; 361cb7a01acSMauro Carvalho Chehab 362cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "reset\n"); 363cb7a01acSMauro Carvalho Chehab msleep(1); 364cb7a01acSMauro Carvalho Chehab 365cb7a01acSMauro Carvalho Chehab /* initialize all registers to known values */ 366cb7a01acSMauro Carvalho Chehab /* (except STAT, 0x21, 0x22, TEST and 0x38,0x39) */ 367cb7a01acSMauro Carvalho Chehab 368cb7a01acSMauro Carvalho Chehab for (i = 1; i < 33; i++) 369cb7a01acSMauro Carvalho Chehab ks0127_write(sd, i, table[i]); 370cb7a01acSMauro Carvalho Chehab 371cb7a01acSMauro Carvalho Chehab for (i = 35; i < 40; i++) 372cb7a01acSMauro Carvalho Chehab ks0127_write(sd, i, table[i]); 373cb7a01acSMauro Carvalho Chehab 374cb7a01acSMauro Carvalho Chehab for (i = 41; i < 56; i++) 375cb7a01acSMauro Carvalho Chehab ks0127_write(sd, i, table[i]); 376cb7a01acSMauro Carvalho Chehab 377cb7a01acSMauro Carvalho Chehab for (i = 58; i < 64; i++) 378cb7a01acSMauro Carvalho Chehab ks0127_write(sd, i, table[i]); 379cb7a01acSMauro Carvalho Chehab 380cb7a01acSMauro Carvalho Chehab 381cb7a01acSMauro Carvalho Chehab if ((ks0127_read(sd, KS_STAT) & 0x80) == 0) { 382cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "ks0122s found\n"); 383cb7a01acSMauro Carvalho Chehab return; 384cb7a01acSMauro Carvalho Chehab } 385cb7a01acSMauro Carvalho Chehab 386cb7a01acSMauro Carvalho Chehab switch (ks0127_read(sd, KS_CMDE) & 0x0f) { 387cb7a01acSMauro Carvalho Chehab case 0: 388cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "ks0127 found\n"); 389cb7a01acSMauro Carvalho Chehab break; 390cb7a01acSMauro Carvalho Chehab 391cb7a01acSMauro Carvalho Chehab case 9: 392cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "ks0127B Revision A found\n"); 393cb7a01acSMauro Carvalho Chehab break; 394cb7a01acSMauro Carvalho Chehab 395cb7a01acSMauro Carvalho Chehab default: 396cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "unknown revision\n"); 397cb7a01acSMauro Carvalho Chehab break; 398cb7a01acSMauro Carvalho Chehab } 399cb7a01acSMauro Carvalho Chehab } 400cb7a01acSMauro Carvalho Chehab 401cb7a01acSMauro Carvalho Chehab static int ks0127_s_routing(struct v4l2_subdev *sd, 402cb7a01acSMauro Carvalho Chehab u32 input, u32 output, u32 config) 403cb7a01acSMauro Carvalho Chehab { 404cb7a01acSMauro Carvalho Chehab struct ks0127 *ks = to_ks0127(sd); 405cb7a01acSMauro Carvalho Chehab 406cb7a01acSMauro Carvalho Chehab switch (input) { 407cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_1: 408cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_2: 409cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_3: 410cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_4: 411cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_5: 412cb7a01acSMauro Carvalho Chehab case KS_INPUT_COMPOSITE_6: 413cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 414cb7a01acSMauro Carvalho Chehab "s_routing %d: Composite\n", input); 415cb7a01acSMauro Carvalho Chehab /* autodetect 50/60 Hz */ 416cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00); 417cb7a01acSMauro Carvalho Chehab /* VSE=0 */ 418cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00); 419cb7a01acSMauro Carvalho Chehab /* set input line */ 420cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDB, 0xb0, input); 421cb7a01acSMauro Carvalho Chehab /* non-freerunning mode */ 422cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a); 423cb7a01acSMauro Carvalho Chehab /* analog input */ 424cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDD, 0x03, 0x00); 425cb7a01acSMauro Carvalho Chehab /* enable chroma demodulation */ 426cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00); 427cb7a01acSMauro Carvalho Chehab /* chroma trap, HYBWR=1 */ 428cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_LUMA, 0x00, 429cb7a01acSMauro Carvalho Chehab (reg_defaults[KS_LUMA])|0x0c); 430cb7a01acSMauro Carvalho Chehab /* scaler fullbw, luma comb off */ 431cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81); 432cb7a01acSMauro Carvalho Chehab /* manual chroma comb .25 .5 .25 */ 433cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIC, 0x0f, 0x90); 434cb7a01acSMauro Carvalho Chehab 435cb7a01acSMauro Carvalho Chehab /* chroma path delay */ 436cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMB, 0x0f, 0x90); 437cb7a01acSMauro Carvalho Chehab 438cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]); 439cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]); 440cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]); 441cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]); 442cb7a01acSMauro Carvalho Chehab break; 443cb7a01acSMauro Carvalho Chehab 444cb7a01acSMauro Carvalho Chehab case KS_INPUT_SVIDEO_1: 445cb7a01acSMauro Carvalho Chehab case KS_INPUT_SVIDEO_2: 446cb7a01acSMauro Carvalho Chehab case KS_INPUT_SVIDEO_3: 447cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 448cb7a01acSMauro Carvalho Chehab "s_routing %d: S-Video\n", input); 449cb7a01acSMauro Carvalho Chehab /* autodetect 50/60 Hz */ 450cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00); 451cb7a01acSMauro Carvalho Chehab /* VSE=0 */ 452cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00); 453cb7a01acSMauro Carvalho Chehab /* set input line */ 454cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDB, 0xb0, input); 455cb7a01acSMauro Carvalho Chehab /* non-freerunning mode */ 456cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a); 457cb7a01acSMauro Carvalho Chehab /* analog input */ 458cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDD, 0x03, 0x00); 459cb7a01acSMauro Carvalho Chehab /* enable chroma demodulation */ 460cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00); 461cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_LUMA, 0x00, 462cb7a01acSMauro Carvalho Chehab reg_defaults[KS_LUMA]); 463cb7a01acSMauro Carvalho Chehab /* disable luma comb */ 464cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIA, 0x08, 465cb7a01acSMauro Carvalho Chehab (reg_defaults[KS_VERTIA]&0xf0)|0x01); 466cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIC, 0x0f, 467cb7a01acSMauro Carvalho Chehab reg_defaults[KS_VERTIC]&0xf0); 468cb7a01acSMauro Carvalho Chehab 469cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMB, 0x0f, 470cb7a01acSMauro Carvalho Chehab reg_defaults[KS_CHROMB]&0xf0); 471cb7a01acSMauro Carvalho Chehab 472cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]); 473cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]); 474cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]); 475cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]); 476cb7a01acSMauro Carvalho Chehab break; 477cb7a01acSMauro Carvalho Chehab 478cb7a01acSMauro Carvalho Chehab case KS_INPUT_YUV656: 479cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "s_routing 15: YUV656\n"); 480cb7a01acSMauro Carvalho Chehab if (ks->norm & V4L2_STD_525_60) 481cb7a01acSMauro Carvalho Chehab /* force 60 Hz */ 482cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, 0xfc, 0x03); 483cb7a01acSMauro Carvalho Chehab else 484cb7a01acSMauro Carvalho Chehab /* force 50 Hz */ 485cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, 0xfc, 0x02); 486cb7a01acSMauro Carvalho Chehab 487cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDA, 0xff, 0x40); /* VSE=1 */ 488cb7a01acSMauro Carvalho Chehab /* set input line and VALIGN */ 489cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDB, 0xb0, (input | 0x40)); 490cb7a01acSMauro Carvalho Chehab /* freerunning mode, */ 491cb7a01acSMauro Carvalho Chehab /* TSTGEN = 1 TSTGFR=11 TSTGPH=0 TSTGPK=0 VMEM=1*/ 492cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDC, 0x70, 0x87); 493cb7a01acSMauro Carvalho Chehab /* digital input, SYNDIR = 0 INPSL=01 CLKDIR=0 EAV=0 */ 494cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CMDD, 0x03, 0x08); 495cb7a01acSMauro Carvalho Chehab /* disable chroma demodulation */ 496cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x30); 497cb7a01acSMauro Carvalho Chehab /* HYPK =01 CTRAP = 0 HYBWR=0 PED=1 RGBH=1 UNIT=1 */ 498cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_LUMA, 0x00, 0x71); 499cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIC, 0x0f, 500cb7a01acSMauro Carvalho Chehab reg_defaults[KS_VERTIC]&0xf0); 501cb7a01acSMauro Carvalho Chehab 502cb7a01acSMauro Carvalho Chehab /* scaler fullbw, luma comb off */ 503cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81); 504cb7a01acSMauro Carvalho Chehab 505cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMB, 0x0f, 506cb7a01acSMauro Carvalho Chehab reg_defaults[KS_CHROMB]&0xf0); 507cb7a01acSMauro Carvalho Chehab 508cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CON, 0x00, 0x00); 509cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_BRT, 0x00, 32); /* spec: 34 */ 510cb7a01acSMauro Carvalho Chehab /* spec: 229 (e5) */ 511cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_SAT, 0x00, 0xe8); 512cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_HUE, 0x00, 0); 513cb7a01acSMauro Carvalho Chehab 514cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_UGAIN, 0x00, 238); 515cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_VGAIN, 0x00, 0x00); 516cb7a01acSMauro Carvalho Chehab 517cb7a01acSMauro Carvalho Chehab /*UOFF:0x30, VOFF:0x30, TSTCGN=1 */ 518cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_UVOFFH, 0x00, 0x4f); 519cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_UVOFFL, 0x00, 0x00); 520cb7a01acSMauro Carvalho Chehab break; 521cb7a01acSMauro Carvalho Chehab 522cb7a01acSMauro Carvalho Chehab default: 523cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 524cb7a01acSMauro Carvalho Chehab "s_routing: Unknown input %d\n", input); 525cb7a01acSMauro Carvalho Chehab break; 526cb7a01acSMauro Carvalho Chehab } 527cb7a01acSMauro Carvalho Chehab 528cb7a01acSMauro Carvalho Chehab /* hack: CDMLPF sometimes spontaneously switches on; */ 529cb7a01acSMauro Carvalho Chehab /* force back off */ 530cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_DEMOD, reg_defaults[KS_DEMOD]); 531cb7a01acSMauro Carvalho Chehab return 0; 532cb7a01acSMauro Carvalho Chehab } 533cb7a01acSMauro Carvalho Chehab 534cb7a01acSMauro Carvalho Chehab static int ks0127_s_std(struct v4l2_subdev *sd, v4l2_std_id std) 535cb7a01acSMauro Carvalho Chehab { 536cb7a01acSMauro Carvalho Chehab struct ks0127 *ks = to_ks0127(sd); 537cb7a01acSMauro Carvalho Chehab 538cb7a01acSMauro Carvalho Chehab /* Set to automatic SECAM/Fsc mode */ 539cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00); 540cb7a01acSMauro Carvalho Chehab 541cb7a01acSMauro Carvalho Chehab ks->norm = std; 542cb7a01acSMauro Carvalho Chehab if (std & V4L2_STD_NTSC) { 543cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 544cb7a01acSMauro Carvalho Chehab "s_std: NTSC_M\n"); 545cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20); 546cb7a01acSMauro Carvalho Chehab } else if (std & V4L2_STD_PAL_N) { 547cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 548cb7a01acSMauro Carvalho Chehab "s_std: NTSC_N (fixme)\n"); 549cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40); 550cb7a01acSMauro Carvalho Chehab } else if (std & V4L2_STD_PAL) { 551cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 552cb7a01acSMauro Carvalho Chehab "s_std: PAL_N\n"); 553cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20); 554cb7a01acSMauro Carvalho Chehab } else if (std & V4L2_STD_PAL_M) { 555cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 556cb7a01acSMauro Carvalho Chehab "s_std: PAL_M (fixme)\n"); 557cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40); 558cb7a01acSMauro Carvalho Chehab } else if (std & V4L2_STD_SECAM) { 559cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, 560cb7a01acSMauro Carvalho Chehab "s_std: SECAM\n"); 561cb7a01acSMauro Carvalho Chehab 562cb7a01acSMauro Carvalho Chehab /* set to secam autodetection */ 563cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CHROMA, 0xdf, 0x20); 564cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00); 565cb7a01acSMauro Carvalho Chehab schedule_timeout_interruptible(HZ/10+1); 566cb7a01acSMauro Carvalho Chehab 567cb7a01acSMauro Carvalho Chehab /* did it autodetect? */ 568cb7a01acSMauro Carvalho Chehab if (!(ks0127_read(sd, KS_DEMOD) & 0x40)) 569cb7a01acSMauro Carvalho Chehab /* force to secam mode */ 570cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x0f); 571cb7a01acSMauro Carvalho Chehab } else { 572cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "s_std: Unknown norm %llx\n", 573cb7a01acSMauro Carvalho Chehab (unsigned long long)std); 574cb7a01acSMauro Carvalho Chehab } 575cb7a01acSMauro Carvalho Chehab return 0; 576cb7a01acSMauro Carvalho Chehab } 577cb7a01acSMauro Carvalho Chehab 578cb7a01acSMauro Carvalho Chehab static int ks0127_s_stream(struct v4l2_subdev *sd, int enable) 579cb7a01acSMauro Carvalho Chehab { 580cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "s_stream(%d)\n", enable); 581cb7a01acSMauro Carvalho Chehab if (enable) { 582cb7a01acSMauro Carvalho Chehab /* All output pins on */ 583cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x30); 584cb7a01acSMauro Carvalho Chehab /* Obey the OEN pin */ 585cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CDEM, 0x7f, 0x00); 586cb7a01acSMauro Carvalho Chehab } else { 587cb7a01acSMauro Carvalho Chehab /* Video output pins off */ 588cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x00); 589cb7a01acSMauro Carvalho Chehab /* Ignore the OEN pin */ 590cb7a01acSMauro Carvalho Chehab ks0127_and_or(sd, KS_CDEM, 0x7f, 0x80); 591cb7a01acSMauro Carvalho Chehab } 592cb7a01acSMauro Carvalho Chehab return 0; 593cb7a01acSMauro Carvalho Chehab } 594cb7a01acSMauro Carvalho Chehab 595cb7a01acSMauro Carvalho Chehab static int ks0127_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd) 596cb7a01acSMauro Carvalho Chehab { 597cb7a01acSMauro Carvalho Chehab int stat = V4L2_IN_ST_NO_SIGNAL; 598cb7a01acSMauro Carvalho Chehab u8 status; 599e83c30c7SHans Verkuil v4l2_std_id std = pstd ? *pstd : V4L2_STD_ALL; 600cb7a01acSMauro Carvalho Chehab 601cb7a01acSMauro Carvalho Chehab status = ks0127_read(sd, KS_STAT); 602cb7a01acSMauro Carvalho Chehab if (!(status & 0x20)) /* NOVID not set */ 603cb7a01acSMauro Carvalho Chehab stat = 0; 604e83c30c7SHans Verkuil if (!(status & 0x01)) { /* CLOCK set */ 605cb7a01acSMauro Carvalho Chehab stat |= V4L2_IN_ST_NO_COLOR; 606e83c30c7SHans Verkuil std = V4L2_STD_UNKNOWN; 607e83c30c7SHans Verkuil } else { 608cb7a01acSMauro Carvalho Chehab if ((status & 0x08)) /* PALDET set */ 609e83c30c7SHans Verkuil std &= V4L2_STD_PAL; 610cb7a01acSMauro Carvalho Chehab else 611e83c30c7SHans Verkuil std &= V4L2_STD_NTSC; 612e83c30c7SHans Verkuil } 613e83c30c7SHans Verkuil if ((status & 0x10)) /* PALDET set */ 614e83c30c7SHans Verkuil std &= V4L2_STD_525_60; 615e83c30c7SHans Verkuil else 616e83c30c7SHans Verkuil std &= V4L2_STD_625_50; 617cb7a01acSMauro Carvalho Chehab if (pstd) 618cb7a01acSMauro Carvalho Chehab *pstd = std; 619cb7a01acSMauro Carvalho Chehab if (pstatus) 620cb7a01acSMauro Carvalho Chehab *pstatus = stat; 621cb7a01acSMauro Carvalho Chehab return 0; 622cb7a01acSMauro Carvalho Chehab } 623cb7a01acSMauro Carvalho Chehab 624cb7a01acSMauro Carvalho Chehab static int ks0127_querystd(struct v4l2_subdev *sd, v4l2_std_id *std) 625cb7a01acSMauro Carvalho Chehab { 626cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "querystd\n"); 627cb7a01acSMauro Carvalho Chehab return ks0127_status(sd, NULL, std); 628cb7a01acSMauro Carvalho Chehab } 629cb7a01acSMauro Carvalho Chehab 630cb7a01acSMauro Carvalho Chehab static int ks0127_g_input_status(struct v4l2_subdev *sd, u32 *status) 631cb7a01acSMauro Carvalho Chehab { 632cb7a01acSMauro Carvalho Chehab v4l2_dbg(1, debug, sd, "g_input_status\n"); 633cb7a01acSMauro Carvalho Chehab return ks0127_status(sd, status, NULL); 634cb7a01acSMauro Carvalho Chehab } 635cb7a01acSMauro Carvalho Chehab 636cb7a01acSMauro Carvalho Chehab /* ----------------------------------------------------------------------- */ 637cb7a01acSMauro Carvalho Chehab 638cb7a01acSMauro Carvalho Chehab static const struct v4l2_subdev_video_ops ks0127_video_ops = { 6398774bed9SLaurent Pinchart .s_std = ks0127_s_std, 640cb7a01acSMauro Carvalho Chehab .s_routing = ks0127_s_routing, 641cb7a01acSMauro Carvalho Chehab .s_stream = ks0127_s_stream, 642cb7a01acSMauro Carvalho Chehab .querystd = ks0127_querystd, 643cb7a01acSMauro Carvalho Chehab .g_input_status = ks0127_g_input_status, 644cb7a01acSMauro Carvalho Chehab }; 645cb7a01acSMauro Carvalho Chehab 646cb7a01acSMauro Carvalho Chehab static const struct v4l2_subdev_ops ks0127_ops = { 647cb7a01acSMauro Carvalho Chehab .video = &ks0127_video_ops, 648cb7a01acSMauro Carvalho Chehab }; 649cb7a01acSMauro Carvalho Chehab 650cb7a01acSMauro Carvalho Chehab /* ----------------------------------------------------------------------- */ 651cb7a01acSMauro Carvalho Chehab 652cb7a01acSMauro Carvalho Chehab 653cb7a01acSMauro Carvalho Chehab static int ks0127_probe(struct i2c_client *client, const struct i2c_device_id *id) 654cb7a01acSMauro Carvalho Chehab { 655cb7a01acSMauro Carvalho Chehab struct ks0127 *ks; 656cb7a01acSMauro Carvalho Chehab struct v4l2_subdev *sd; 657cb7a01acSMauro Carvalho Chehab 658cb7a01acSMauro Carvalho Chehab v4l_info(client, "%s chip found @ 0x%x (%s)\n", 659cb7a01acSMauro Carvalho Chehab client->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board", 660cb7a01acSMauro Carvalho Chehab client->addr << 1, client->adapter->name); 661cb7a01acSMauro Carvalho Chehab 662c02b211dSLaurent Pinchart ks = devm_kzalloc(&client->dev, sizeof(*ks), GFP_KERNEL); 663cb7a01acSMauro Carvalho Chehab if (ks == NULL) 664cb7a01acSMauro Carvalho Chehab return -ENOMEM; 665cb7a01acSMauro Carvalho Chehab sd = &ks->sd; 666cb7a01acSMauro Carvalho Chehab v4l2_i2c_subdev_init(sd, client, &ks0127_ops); 667cb7a01acSMauro Carvalho Chehab 668cb7a01acSMauro Carvalho Chehab /* power up */ 669cb7a01acSMauro Carvalho Chehab init_reg_defaults(); 670cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_CMDA, 0x2c); 671cb7a01acSMauro Carvalho Chehab mdelay(10); 672cb7a01acSMauro Carvalho Chehab 673cb7a01acSMauro Carvalho Chehab /* reset the device */ 674cb7a01acSMauro Carvalho Chehab ks0127_init(sd); 675cb7a01acSMauro Carvalho Chehab return 0; 676cb7a01acSMauro Carvalho Chehab } 677cb7a01acSMauro Carvalho Chehab 678cb7a01acSMauro Carvalho Chehab static int ks0127_remove(struct i2c_client *client) 679cb7a01acSMauro Carvalho Chehab { 680cb7a01acSMauro Carvalho Chehab struct v4l2_subdev *sd = i2c_get_clientdata(client); 681cb7a01acSMauro Carvalho Chehab 682cb7a01acSMauro Carvalho Chehab v4l2_device_unregister_subdev(sd); 683cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_OFMTA, 0x20); /* tristate */ 684cb7a01acSMauro Carvalho Chehab ks0127_write(sd, KS_CMDA, 0x2c | 0x80); /* power down */ 685cb7a01acSMauro Carvalho Chehab return 0; 686cb7a01acSMauro Carvalho Chehab } 687cb7a01acSMauro Carvalho Chehab 688cb7a01acSMauro Carvalho Chehab static const struct i2c_device_id ks0127_id[] = { 689cb7a01acSMauro Carvalho Chehab { "ks0127", 0 }, 690cb7a01acSMauro Carvalho Chehab { "ks0127b", 0 }, 691cb7a01acSMauro Carvalho Chehab { "ks0122s", 0 }, 692cb7a01acSMauro Carvalho Chehab { } 693cb7a01acSMauro Carvalho Chehab }; 694cb7a01acSMauro Carvalho Chehab MODULE_DEVICE_TABLE(i2c, ks0127_id); 695cb7a01acSMauro Carvalho Chehab 696cb7a01acSMauro Carvalho Chehab static struct i2c_driver ks0127_driver = { 697cb7a01acSMauro Carvalho Chehab .driver = { 698cb7a01acSMauro Carvalho Chehab .name = "ks0127", 699cb7a01acSMauro Carvalho Chehab }, 700cb7a01acSMauro Carvalho Chehab .probe = ks0127_probe, 701cb7a01acSMauro Carvalho Chehab .remove = ks0127_remove, 702cb7a01acSMauro Carvalho Chehab .id_table = ks0127_id, 703cb7a01acSMauro Carvalho Chehab }; 704cb7a01acSMauro Carvalho Chehab 705cb7a01acSMauro Carvalho Chehab module_i2c_driver(ks0127_driver); 706