Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 1 | /* |
| 2 | * USB Driver for ALi m5602 based webcams |
| 3 | * |
Erik Andren | 0c505e68 | 2008-10-16 16:43:16 -0300 | [diff] [blame] | 4 | * Copyright (C) 2008 Erik Andrén |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 5 | * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project. |
| 6 | * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br> |
| 7 | * |
| 8 | * Portions of code to USB interface and ALi driver software, |
| 9 | * Copyright (c) 2006 Willem Duinker |
| 10 | * v4l2 interface modeled after the V4L2 driver |
| 11 | * for SN9C10x PC Camera Controllers |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or |
| 14 | * modify it under the terms of the GNU General Public License as |
| 15 | * published by the Free Software Foundation, version 2. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | #ifndef M5602_BRIDGE_H_ |
| 20 | #define M5602_BRIDGE_H_ |
| 21 | |
| 22 | #include "gspca.h" |
| 23 | |
| 24 | #define MODULE_NAME "ALi m5602" |
| 25 | |
| 26 | /*****************************************************************************/ |
| 27 | |
Erik Andrén | 000e177 | 2008-10-14 02:41:54 -0300 | [diff] [blame] | 28 | #define M5602_XB_SENSOR_TYPE 0x00 |
| 29 | #define M5602_XB_SENSOR_CTRL 0x01 |
| 30 | #define M5602_XB_LINE_OF_FRAME_H 0x02 |
| 31 | #define M5602_XB_LINE_OF_FRAME_L 0x03 |
| 32 | #define M5602_XB_PIX_OF_LINE_H 0x04 |
| 33 | #define M5602_XB_PIX_OF_LINE_L 0x05 |
| 34 | #define M5602_XB_VSYNC_PARA 0x06 |
| 35 | #define M5602_XB_HSYNC_PARA 0x07 |
| 36 | #define M5602_XB_TEST_MODE_1 0x08 |
| 37 | #define M5602_XB_TEST_MODE_2 0x09 |
| 38 | #define M5602_XB_SIG_INI 0x0a |
| 39 | #define M5602_XB_DS_PARA 0x0e |
| 40 | #define M5602_XB_TRIG_PARA 0x0f |
| 41 | #define M5602_XB_CLK_PD 0x10 |
| 42 | #define M5602_XB_MCU_CLK_CTRL 0x12 |
| 43 | #define M5602_XB_MCU_CLK_DIV 0x13 |
| 44 | #define M5602_XB_SEN_CLK_CTRL 0x14 |
| 45 | #define M5602_XB_SEN_CLK_DIV 0x15 |
| 46 | #define M5602_XB_AUD_CLK_CTRL 0x16 |
| 47 | #define M5602_XB_AUD_CLK_DIV 0x17 |
| 48 | #define M5602_XB_DEVCTR1 0x41 |
| 49 | #define M5602_XB_EPSETR0 0x42 |
| 50 | #define M5602_XB_EPAFCTR 0x47 |
| 51 | #define M5602_XB_EPBFCTR 0x49 |
| 52 | #define M5602_XB_EPEFCTR 0x4f |
| 53 | #define M5602_XB_TEST_REG 0x53 |
| 54 | #define M5602_XB_ALT2SIZE 0x54 |
| 55 | #define M5602_XB_ALT3SIZE 0x55 |
| 56 | #define M5602_XB_OBSFRAME 0x56 |
| 57 | #define M5602_XB_PWR_CTL 0x59 |
| 58 | #define M5602_XB_ADC_CTRL 0x60 |
| 59 | #define M5602_XB_ADC_DATA 0x61 |
| 60 | #define M5602_XB_MISC_CTRL 0x62 |
| 61 | #define M5602_XB_SNAPSHOT 0x63 |
| 62 | #define M5602_XB_SCRATCH_1 0x64 |
| 63 | #define M5602_XB_SCRATCH_2 0x65 |
| 64 | #define M5602_XB_SCRATCH_3 0x66 |
| 65 | #define M5602_XB_SCRATCH_4 0x67 |
| 66 | #define M5602_XB_I2C_CTRL 0x68 |
| 67 | #define M5602_XB_I2C_CLK_DIV 0x69 |
| 68 | #define M5602_XB_I2C_DEV_ADDR 0x6a |
| 69 | #define M5602_XB_I2C_REG_ADDR 0x6b |
| 70 | #define M5602_XB_I2C_DATA 0x6c |
| 71 | #define M5602_XB_I2C_STATUS 0x6d |
| 72 | #define M5602_XB_GPIO_DAT_H 0x70 |
| 73 | #define M5602_XB_GPIO_DAT_L 0x71 |
| 74 | #define M5602_XB_GPIO_DIR_H 0x72 |
| 75 | #define M5602_XB_GPIO_DIR_L 0x73 |
| 76 | #define M5602_XB_GPIO_EN_H 0x74 |
| 77 | #define M5602_XB_GPIO_EN_L 0x75 |
| 78 | #define M5602_XB_GPIO_DAT 0x76 |
| 79 | #define M5602_XB_GPIO_DIR 0x77 |
| 80 | #define M5602_XB_MISC_CTL 0x70 |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 81 | |
Erik Andrén | 9267b1e | 2008-10-18 16:20:36 -0300 | [diff] [blame] | 82 | #define I2C_BUSY 0x80 |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 83 | |
| 84 | /*****************************************************************************/ |
| 85 | |
| 86 | /* Driver info */ |
| 87 | #define DRIVER_AUTHOR "ALi m5602 Linux Driver Project" |
| 88 | #define DRIVER_DESC "ALi m5602 webcam driver" |
| 89 | |
| 90 | #define M5602_ISOC_ENDPOINT_ADDR 0x81 |
| 91 | #define M5602_INTR_ENDPOINT_ADDR 0x82 |
| 92 | |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 93 | #define M5602_URB_MSG_TIMEOUT 5000 |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 94 | |
| 95 | /*****************************************************************************/ |
| 96 | |
| 97 | /* A skeleton used for sending messages to the m5602 bridge */ |
| 98 | static const unsigned char bridge_urb_skeleton[] = { |
| 99 | 0x13, 0x00, 0x81, 0x00 |
| 100 | }; |
| 101 | |
| 102 | /* A skeleton used for sending messages to the sensor */ |
| 103 | static const unsigned char sensor_urb_skeleton[] = { |
| 104 | 0x23, M5602_XB_GPIO_EN_H, 0x81, 0x06, |
| 105 | 0x23, M5602_XB_MISC_CTRL, 0x81, 0x80, |
| 106 | 0x13, M5602_XB_I2C_DEV_ADDR, 0x81, 0x00, |
| 107 | 0x13, M5602_XB_I2C_REG_ADDR, 0x81, 0x00, |
| 108 | 0x13, M5602_XB_I2C_DATA, 0x81, 0x00, |
| 109 | 0x13, M5602_XB_I2C_CTRL, 0x81, 0x11 |
| 110 | }; |
| 111 | |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 112 | struct sd { |
| 113 | struct gspca_dev gspca_dev; |
| 114 | |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 115 | /* A pointer to the currently connected sensor */ |
Erik Andr?n | e4cc4fc | 2008-12-30 15:27:17 -0300 | [diff] [blame] | 116 | const struct m5602_sensor *sensor; |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 117 | |
Erik Andren | d2d7e9a | 2008-10-03 15:29:02 -0300 | [diff] [blame] | 118 | struct sd_desc *desc; |
| 119 | |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 120 | /* The current frame's id, used to detect frame boundaries */ |
| 121 | u8 frame_id; |
| 122 | |
| 123 | /* The current frame count */ |
| 124 | u32 frame_count; |
| 125 | }; |
| 126 | |
| 127 | int m5602_read_bridge( |
| 128 | struct sd *sd, u8 address, u8 *i2c_data); |
| 129 | |
| 130 | int m5602_write_bridge( |
| 131 | struct sd *sd, u8 address, u8 i2c_data); |
| 132 | |
Erik Andrén | 6dc4cff | 2008-11-26 04:08:10 -0300 | [diff] [blame] | 133 | int m5602_write_sensor(struct sd *sd, const u8 address, |
| 134 | u8 *i2c_data, const u8 len); |
| 135 | |
Erik Andrén | e7a7f51 | 2008-11-26 13:15:35 -0300 | [diff] [blame] | 136 | int m5602_read_sensor(struct sd *sd, const u8 address, |
| 137 | u8 *i2c_data, const u8 len); |
| 138 | |
Erik Andren | c109f81 | 2008-10-01 04:51:53 -0300 | [diff] [blame] | 139 | #endif |