1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * STK1160 driver 4 * 5 * Copyright (C) 2012 Ezequiel Garcia 6 * <elezegarcia--a.t--gmail.com> 7 * 8 * Based on Easycap driver by R.M. Thomas 9 * Copyright (C) 2010 R.M. Thomas 10 * <rmthomas--a.t--sciolus.org> 11 */ 12 13 /* GPIO Control */ 14 #define STK1160_GCTRL 0x000 15 16 /* Remote Wakeup Control */ 17 #define STK1160_RMCTL 0x00c 18 19 /* Power-on Strapping Data */ 20 #define STK1160_POSVA 0x010 21 #define STK1160_POSV_L 0x010 22 #define STK1160_POSV_M 0x011 23 #define STK1160_POSV_H 0x012 24 #define STK1160_POSV_L_ACDOUT BIT(3) 25 #define STK1160_POSV_L_ACSYNC BIT(2) 26 27 /* 28 * Decoder Control Register: 29 * This byte controls capture start/stop 30 * with bit #7 (0x?? OR 0x80 to activate). 31 */ 32 #define STK1160_DCTRL 0x100 33 34 /* 35 * Decimation Control Register: 36 * Byte 104: Horizontal Decimation Line Unit Count 37 * Byte 105: Vertical Decimation Line Unit Count 38 * Byte 106: Decimation Control 39 * Bit 0 - Horizontal Decimation Control 40 * 0 Horizontal decimation is disabled. 41 * 1 Horizontal decimation is enabled. 42 * Bit 1 - Decimates Half or More Column 43 * 0 Decimates less than half from original column, 44 * send count unit (0x105) before each unit skipped. 45 * 1 Decimates half or more from original column, 46 * skip count unit (0x105) before each unit sent. 47 * Bit 2 - Vertical Decimation Control 48 * 0 Vertical decimation is disabled. 49 * 1 Vertical decimation is enabled. 50 * Bit 3 - Vertical Greater or Equal to Half 51 * 0 Decimates less than half from original row, 52 * send count unit (0x105) before each unit skipped. 53 * 1 Decimates half or more from original row, 54 * skip count unit (0x105) before each unit sent. 55 * Bit 4 - Decimation Unit 56 * 0 Decimation will work with 2 rows or columns per unit. 57 * 1 Decimation will work with 4 rows or columns per unit. 58 */ 59 #define STK1160_DMCTRL_H_UNITS 0x104 60 #define STK1160_DMCTRL_V_UNITS 0x105 61 #define STK1160_DMCTRL 0x106 62 #define STK1160_H_DEC_EN BIT(0) 63 #define STK1160_H_DEC_MODE BIT(1) 64 #define STK1160_V_DEC_EN BIT(2) 65 #define STK1160_V_DEC_MODE BIT(3) 66 #define STK1160_DEC_UNIT_SIZE BIT(4) 67 68 /* Capture Frame Start Position */ 69 #define STK116_CFSPO 0x110 70 #define STK116_CFSPO_STX_L 0x110 71 #define STK116_CFSPO_STX_H 0x111 72 #define STK116_CFSPO_STY_L 0x112 73 #define STK116_CFSPO_STY_H 0x113 74 75 /* Capture Frame End Position */ 76 #define STK116_CFEPO 0x114 77 #define STK116_CFEPO_ENX_L 0x114 78 #define STK116_CFEPO_ENX_H 0x115 79 #define STK116_CFEPO_ENY_L 0x116 80 #define STK116_CFEPO_ENY_H 0x117 81 82 /* Serial Interface Control */ 83 #define STK1160_SICTL 0x200 84 #define STK1160_SICTL_CD 0x202 85 #define STK1160_SICTL_SDA 0x203 86 87 /* Serial Bus Write */ 88 #define STK1160_SBUSW 0x204 89 #define STK1160_SBUSW_WA 0x204 90 #define STK1160_SBUSW_WD 0x205 91 92 /* Serial Bus Read */ 93 #define STK1160_SBUSR 0x208 94 #define STK1160_SBUSR_RA 0x208 95 #define STK1160_SBUSR_RD 0x209 96 97 /* Alternate Serial Interface Control */ 98 #define STK1160_ASIC 0x2fc 99 100 /* PLL Select Options */ 101 #define STK1160_PLLSO 0x018 102 103 /* PLL Frequency Divider */ 104 #define STK1160_PLLFD 0x01c 105 106 /* Timing Generator */ 107 #define STK1160_TIGEN 0x300 108 109 /* Timing Control Parameter */ 110 #define STK1160_TICTL 0x350 111 112 /* AC97 Audio Control */ 113 #define STK1160_AC97CTL_0 0x500 114 #define STK1160_AC97CTL_1 0x504 115 #define STK1160_AC97CTL_0_CR BIT(1) 116 #define STK1160_AC97CTL_0_CW BIT(2) 117 118 /* Use [0:6] bits of register 0x504 to set codec command address */ 119 #define STK1160_AC97_ADDR 0x504 120 /* Use [16:31] bits of register 0x500 to set codec command data */ 121 #define STK1160_AC97_CMD 0x502 122 123 /* Audio I2S Interface */ 124 #define STK1160_I2SCTL 0x50c 125 126 /* EEPROM Interface */ 127 #define STK1160_EEPROM_SZ 0x5f0