1 /* 2 * STK1160 driver 3 * 4 * Copyright (C) 2012 Ezequiel Garcia 5 * <elezegarcia--a.t--gmail.com> 6 * 7 * Based on Easycap driver by R.M. Thomas 8 * Copyright (C) 2010 R.M. Thomas 9 * <rmthomas--a.t--sciolus.org> 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of the GNU General Public License as published by 13 * the Free Software Foundation; either version 2 of the License, or 14 * (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 */ 22 23 /* GPIO Control */ 24 #define STK1160_GCTRL 0x000 25 26 /* Remote Wakup Control */ 27 #define STK1160_RMCTL 0x00c 28 29 /* Power-on Strapping Data */ 30 #define STK1160_POSVA 0x010 31 #define STK1160_POSV_L 0x010 32 #define STK1160_POSV_M 0x011 33 #define STK1160_POSV_H 0x012 34 #define STK1160_POSV_L_ACDOUT BIT(3) 35 #define STK1160_POSV_L_ACSYNC BIT(2) 36 37 /* 38 * Decoder Control Register: 39 * This byte controls capture start/stop 40 * with bit #7 (0x?? OR 0x80 to activate). 41 */ 42 #define STK1160_DCTRL 0x100 43 44 /* 45 * Decimation Control Register: 46 * Byte 104: Horizontal Decimation Line Unit Count 47 * Byte 105: Vertical Decimation Line Unit Count 48 * Byte 106: Decimation Control 49 * Bit 0 - Horizontal Decimation Control 50 * 0 Horizontal decimation is disabled. 51 * 1 Horizontal decimation is enabled. 52 * Bit 1 - Decimates Half or More Column 53 * 0 Decimates less than half from original column, 54 * send count unit (0x105) before each unit skipped. 55 * 1 Decimates half or more from original column, 56 * skip count unit (0x105) before each unit sent. 57 * Bit 2 - Vertical Decimation Control 58 * 0 Vertical decimation is disabled. 59 * 1 Vertical decimation is enabled. 60 * Bit 3 - Vertical Greater or Equal to Half 61 * 0 Decimates less than half from original row, 62 * send count unit (0x105) before each unit skipped. 63 * 1 Decimates half or more from original row, 64 * skip count unit (0x105) before each unit sent. 65 * Bit 4 - Decimation Unit 66 * 0 Decimation will work with 2 rows or columns per unit. 67 * 1 Decimation will work with 4 rows or columns per unit. 68 */ 69 #define STK1160_DMCTRL_H_UNITS 0x104 70 #define STK1160_DMCTRL_V_UNITS 0x105 71 #define STK1160_DMCTRL 0x106 72 #define STK1160_H_DEC_EN BIT(0) 73 #define STK1160_H_DEC_MODE BIT(1) 74 #define STK1160_V_DEC_EN BIT(2) 75 #define STK1160_V_DEC_MODE BIT(3) 76 #define STK1160_DEC_UNIT_SIZE BIT(4) 77 78 /* Capture Frame Start Position */ 79 #define STK116_CFSPO 0x110 80 #define STK116_CFSPO_STX_L 0x110 81 #define STK116_CFSPO_STX_H 0x111 82 #define STK116_CFSPO_STY_L 0x112 83 #define STK116_CFSPO_STY_H 0x113 84 85 /* Capture Frame End Position */ 86 #define STK116_CFEPO 0x114 87 #define STK116_CFEPO_ENX_L 0x114 88 #define STK116_CFEPO_ENX_H 0x115 89 #define STK116_CFEPO_ENY_L 0x116 90 #define STK116_CFEPO_ENY_H 0x117 91 92 /* Serial Interface Control */ 93 #define STK1160_SICTL 0x200 94 #define STK1160_SICTL_CD 0x202 95 #define STK1160_SICTL_SDA 0x203 96 97 /* Serial Bus Write */ 98 #define STK1160_SBUSW 0x204 99 #define STK1160_SBUSW_WA 0x204 100 #define STK1160_SBUSW_WD 0x205 101 102 /* Serial Bus Read */ 103 #define STK1160_SBUSR 0x208 104 #define STK1160_SBUSR_RA 0x208 105 #define STK1160_SBUSR_RD 0x209 106 107 /* Alternate Serial Inteface Control */ 108 #define STK1160_ASIC 0x2fc 109 110 /* PLL Select Options */ 111 #define STK1160_PLLSO 0x018 112 113 /* PLL Frequency Divider */ 114 #define STK1160_PLLFD 0x01c 115 116 /* Timing Generator */ 117 #define STK1160_TIGEN 0x300 118 119 /* Timing Control Parameter */ 120 #define STK1160_TICTL 0x350 121 122 /* AC97 Audio Control */ 123 #define STK1160_AC97CTL_0 0x500 124 #define STK1160_AC97CTL_1 0x504 125 #define STK1160_AC97CTL_0_CR BIT(1) 126 #define STK1160_AC97CTL_0_CW BIT(2) 127 128 /* Use [0:6] bits of register 0x504 to set codec command address */ 129 #define STK1160_AC97_ADDR 0x504 130 /* Use [16:31] bits of register 0x500 to set codec command data */ 131 #define STK1160_AC97_CMD 0x502 132 133 /* Audio I2S Interface */ 134 #define STK1160_I2SCTL 0x50c 135 136 /* EEPROM Interface */ 137 #define STK1160_EEPROM_SZ 0x5f0 138