| /* |
| * Driver for the ov9650 sensor |
| * |
| * Copyright (C) 2008 Erik Andrén |
| * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project. |
| * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br> |
| * |
| * Portions of code to USB interface and ALi driver software, |
| * Copyright (c) 2006 Willem Duinker |
| * v4l2 interface modeled after the V4L2 driver |
| * for SN9C10x PC Camera Controllers |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation, version 2. |
| * |
| */ |
| |
| #ifndef M5602_OV9650_H_ |
| #define M5602_OV9650_H_ |
| |
| #include <linux/dmi.h> |
| #include "m5602_sensor.h" |
| |
| /*****************************************************************************/ |
| |
| #define OV9650_GAIN 0x00 |
| #define OV9650_BLUE 0x01 |
| #define OV9650_RED 0x02 |
| #define OV9650_VREF 0x03 |
| #define OV9650_COM1 0x04 |
| #define OV9650_BAVE 0x05 |
| #define OV9650_GEAVE 0x06 |
| #define OV9650_RSVD7 0x07 |
| #define OV9650_COM2 0x09 |
| #define OV9650_PID 0x0a |
| #define OV9650_VER 0x0b |
| #define OV9650_COM3 0x0c |
| #define OV9650_COM4 0x0d |
| #define OV9650_COM5 0x0e |
| #define OV9650_COM6 0x0f |
| #define OV9650_AECH 0x10 |
| #define OV9650_CLKRC 0x11 |
| #define OV9650_COM7 0x12 |
| #define OV9650_COM8 0x13 |
| #define OV9650_COM9 0x14 |
| #define OV9650_COM10 0x15 |
| #define OV9650_RSVD16 0x16 |
| #define OV9650_HSTART 0x17 |
| #define OV9650_HSTOP 0x18 |
| #define OV9650_VSTRT 0x19 |
| #define OV9650_VSTOP 0x1a |
| #define OV9650_PSHFT 0x1b |
| #define OV9650_MVFP 0x1e |
| #define OV9650_AEW 0x24 |
| #define OV9650_AEB 0x25 |
| #define OV9650_VPT 0x26 |
| #define OV9650_BBIAS 0x27 |
| #define OV9650_GbBIAS 0x28 |
| #define OV9650_Gr_COM 0x29 |
| #define OV9650_RBIAS 0x2c |
| #define OV9650_HREF 0x32 |
| #define OV9650_CHLF 0x33 |
| #define OV9650_ARBLM 0x34 |
| #define OV9650_RSVD35 0x35 |
| #define OV9650_RSVD36 0x36 |
| #define OV9650_ADC 0x37 |
| #define OV9650_ACOM38 0x38 |
| #define OV9650_OFON 0x39 |
| #define OV9650_TSLB 0x3a |
| #define OV9650_COM12 0x3c |
| #define OV9650_COM13 0x3d |
| #define OV9650_COM15 0x40 |
| #define OV9650_COM16 0x41 |
| #define OV9650_LCC1 0x62 |
| #define OV9650_LCC2 0x63 |
| #define OV9650_LCC3 0x64 |
| #define OV9650_LCC4 0x65 |
| #define OV9650_LCC5 0x66 |
| #define OV9650_HV 0x69 |
| #define OV9650_DBLV 0x6b |
| #define OV9650_COM21 0x8b |
| #define OV9650_COM22 0x8c |
| #define OV9650_COM24 0x8e |
| #define OV9650_DBLC1 0x8f |
| #define OV9650_RSVD94 0x94 |
| #define OV9650_RSVD95 0x95 |
| #define OV9650_RSVD96 0x96 |
| #define OV9650_LCCFB 0x9d |
| #define OV9650_LCCFR 0x9e |
| #define OV9650_AECHM 0xa1 |
| #define OV9650_COM26 0xa5 |
| #define OV9650_ACOMA8 0xa8 |
| #define OV9650_ACOMA9 0xa9 |
| |
| #define OV9650_REGISTER_RESET (1 << 7) |
| #define OV9650_VGA_SELECT (1 << 6) |
| #define OV9650_CIF_SELECT (1 << 5) |
| #define OV9650_QVGA_SELECT (1 << 4) |
| #define OV9650_QCIF_SELECT (1 << 3) |
| #define OV9650_RGB_SELECT (1 << 2) |
| #define OV9650_RAW_RGB_SELECT (1 << 0) |
| |
| #define OV9650_FAST_AGC_AEC (1 << 7) |
| #define OV9650_AEC_UNLIM_STEP_SIZE (1 << 6) |
| #define OV9650_BANDING (1 << 5) |
| #define OV9650_AGC_EN (1 << 2) |
| #define OV9650_AWB_EN (1 << 1) |
| #define OV9650_AEC_EN (1 << 0) |
| |
| #define OV9650_VARIOPIXEL (1 << 2) |
| #define OV9650_SYSTEM_CLK_SEL (1 << 7) |
| #define OV9650_SLAM_MODE (1 << 4) |
| |
| #define OV9650_QVGA_VARIOPIXEL (1 << 7) |
| |
| #define OV9650_VFLIP (1 << 4) |
| #define OV9650_HFLIP (1 << 5) |
| |
| #define OV9650_SOFT_SLEEP (1 << 4) |
| #define OV9650_OUTPUT_DRIVE_2X (1 << 0) |
| |
| #define OV9650_DENOISE_ENABLE (1 << 5) |
| #define OV9650_WHITE_PIXEL_ENABLE (1 << 1) |
| #define OV9650_WHITE_PIXEL_OPTION (1 << 0) |
| |
| #define OV9650_LEFT_OFFSET 0x62 |
| |
| #define GAIN_DEFAULT 0x14 |
| #define RED_GAIN_DEFAULT 0x70 |
| #define BLUE_GAIN_DEFAULT 0x20 |
| #define EXPOSURE_DEFAULT 0x1ff |
| |
| /*****************************************************************************/ |
| |
| /* Kernel module parameters */ |
| extern int force_sensor; |
| extern bool dump_sensor; |
| |
| int ov9650_probe(struct sd *sd); |
| int ov9650_init(struct sd *sd); |
| int ov9650_start(struct sd *sd); |
| int ov9650_stop(struct sd *sd); |
| void ov9650_disconnect(struct sd *sd); |
| |
| static const struct m5602_sensor ov9650 = { |
| .name = "OV9650", |
| .i2c_slave_id = 0x60, |
| .i2c_regW = 1, |
| .probe = ov9650_probe, |
| .init = ov9650_init, |
| .start = ov9650_start, |
| .stop = ov9650_stop, |
| .disconnect = ov9650_disconnect, |
| }; |
| |
| static const unsigned char preinit_ov9650[][3] = { |
| /* [INITCAM] */ |
| {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02}, |
| {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0}, |
| {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, |
| {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, |
| {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, |
| {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00}, |
| |
| {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08}, |
| {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, |
| {BRIDGE, M5602_XB_GPIO_DAT, 0x04}, |
| {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, |
| {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06}, |
| {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00}, |
| {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, |
| {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x0a}, |
| /* Reset chip */ |
| {SENSOR, OV9650_COM7, OV9650_REGISTER_RESET}, |
| /* Enable double clock */ |
| {SENSOR, OV9650_CLKRC, 0x80}, |
| /* Do something out of spec with the power */ |
| {SENSOR, OV9650_OFON, 0x40} |
| }; |
| |
| static const unsigned char init_ov9650[][3] = { |
| /* [INITCAM] */ |
| {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02}, |
| {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0}, |
| {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, |
| {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, |
| {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, |
| {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00}, |
| |
| {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08}, |
| {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, |
| {BRIDGE, M5602_XB_GPIO_DAT, 0x04}, |
| {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, |
| {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06}, |
| {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00}, |
| {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, |
| {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x0a}, |
| |
| /* Reset chip */ |
| {SENSOR, OV9650_COM7, OV9650_REGISTER_RESET}, |
| /* One extra reset is needed in order to make the sensor behave |
| properly when resuming from ram, could be a timing issue */ |
| {SENSOR, OV9650_COM7, OV9650_REGISTER_RESET}, |
| |
| /* Enable double clock */ |
| {SENSOR, OV9650_CLKRC, 0x80}, |
| /* Do something out of spec with the power */ |
| {SENSOR, OV9650_OFON, 0x40}, |
| |
| /* Set fast AGC/AEC algorithm with unlimited step size */ |
| {SENSOR, OV9650_COM8, OV9650_FAST_AGC_AEC | |
| OV9650_AEC_UNLIM_STEP_SIZE}, |
| |
| {SENSOR, OV9650_CHLF, 0x10}, |
| {SENSOR, OV9650_ARBLM, 0xbf}, |
| {SENSOR, OV9650_ACOM38, 0x81}, |
| /* Turn off color matrix coefficient double option */ |
| {SENSOR, OV9650_COM16, 0x00}, |
| /* Enable color matrix for RGB/YUV, Delay Y channel, |
| set output Y/UV delay to 1 */ |
| {SENSOR, OV9650_COM13, 0x19}, |
| /* Enable digital BLC, Set output mode to U Y V Y */ |
| {SENSOR, OV9650_TSLB, 0x0c}, |
| /* Limit the AGC/AEC stable upper region */ |
| {SENSOR, OV9650_COM24, 0x00}, |
| /* Enable HREF and some out of spec things */ |
| {SENSOR, OV9650_COM12, 0x73}, |
| /* Set all DBLC offset signs to positive and |
| do some out of spec stuff */ |
| {SENSOR, OV9650_DBLC1, 0xdf}, |
| {SENSOR, OV9650_COM21, 0x06}, |
| {SENSOR, OV9650_RSVD35, 0x91}, |
| /* Necessary, no camera stream without it */ |
| {SENSOR, OV9650_RSVD16, 0x06}, |
| {SENSOR, OV9650_RSVD94, 0x99}, |
| {SENSOR, OV9650_RSVD95, 0x99}, |
| {SENSOR, OV9650_RSVD96, 0x04}, |
| /* Enable full range output */ |
| {SENSOR, OV9650_COM15, 0x0}, |
| /* Enable HREF at optical black, enable ADBLC bias, |
| enable ADBLC, reset timings at format change */ |
| {SENSOR, OV9650_COM6, 0x4b}, |
| /* Subtract 32 from the B channel bias */ |
| {SENSOR, OV9650_BBIAS, 0xa0}, |
| /* Subtract 32 from the Gb channel bias */ |
| {SENSOR, OV9650_GbBIAS, 0xa0}, |
| /* Do not bypass the analog BLC and to some out of spec stuff */ |
| {SENSOR, OV9650_Gr_COM, 0x00}, |
| /* Subtract 32 from the R channel bias */ |
| {SENSOR, OV9650_RBIAS, 0xa0}, |
| /* Subtract 32 from the R channel bias */ |
| {SENSOR, OV9650_RBIAS, 0x0}, |
| {SENSOR, OV9650_COM26, 0x80}, |
| {SENSOR, OV9650_ACOMA9, 0x98}, |
| /* Set the AGC/AEC stable region upper limit */ |
| {SENSOR, OV9650_AEW, 0x68}, |
| /* Set the AGC/AEC stable region lower limit */ |
| {SENSOR, OV9650_AEB, 0x5c}, |
| /* Set the high and low limit nibbles to 3 */ |
| {SENSOR, OV9650_VPT, 0xc3}, |
| /* Set the Automatic Gain Ceiling (AGC) to 128x, |
| drop VSYNC at frame drop, |
| limit exposure timing, |
| drop frame when the AEC step is larger than the exposure gap */ |
| {SENSOR, OV9650_COM9, 0x6e}, |
| /* Set VSYNC negative, Set RESET to SLHS (slave mode horizontal sync) |
| and set PWDN to SLVS (slave mode vertical sync) */ |
| {SENSOR, OV9650_COM10, 0x42}, |
| /* Set horizontal column start high to default value */ |
| {SENSOR, OV9650_HSTART, 0x1a}, /* 210 */ |
| /* Set horizontal column end */ |
| {SENSOR, OV9650_HSTOP, 0xbf}, /* 1534 */ |
| /* Complementing register to the two writes above */ |
| {SENSOR, OV9650_HREF, 0xb2}, |
| /* Set vertical row start high bits */ |
| {SENSOR, OV9650_VSTRT, 0x02}, |
| /* Set vertical row end low bits */ |
| {SENSOR, OV9650_VSTOP, 0x7e}, |
| /* Set complementing vertical frame control */ |
| {SENSOR, OV9650_VREF, 0x10}, |
| {SENSOR, OV9650_ADC, 0x04}, |
| {SENSOR, OV9650_HV, 0x40}, |
| |
| /* Enable denoise, and white-pixel erase */ |
| {SENSOR, OV9650_COM22, OV9650_DENOISE_ENABLE | |
| OV9650_WHITE_PIXEL_ENABLE | |
| OV9650_WHITE_PIXEL_OPTION}, |
| |
| /* Enable VARIOPIXEL */ |
| {SENSOR, OV9650_COM3, OV9650_VARIOPIXEL}, |
| {SENSOR, OV9650_COM4, OV9650_QVGA_VARIOPIXEL}, |
| |
| /* Put the sensor in soft sleep mode */ |
| {SENSOR, OV9650_COM2, OV9650_SOFT_SLEEP | OV9650_OUTPUT_DRIVE_2X}, |
| }; |
| |
| static const unsigned char res_init_ov9650[][3] = { |
| {SENSOR, OV9650_COM2, OV9650_OUTPUT_DRIVE_2X}, |
| |
| {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x82}, |
| {BRIDGE, M5602_XB_LINE_OF_FRAME_L, 0x00}, |
| {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82}, |
| {BRIDGE, M5602_XB_PIX_OF_LINE_L, 0x00}, |
| {BRIDGE, M5602_XB_SIG_INI, 0x01} |
| }; |
| #endif |
