760 lines
21 KiB
C
760 lines
21 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Driver for the s5k4aa sensor
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*
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* Copyright (C) 2008 Erik Andrén
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* Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
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* Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
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*
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* Portions of code to USB interface and ALi driver software,
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* Copyright (c) 2006 Willem Duinker
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* v4l2 interface modeled after the V4L2 driver
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* for SN9C10x PC Camera Controllers
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include "m5602_s5k4aa.h"
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static const unsigned char preinit_s5k4aa[][4] = {
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{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00},
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{BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00},
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{BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00}
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};
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static const unsigned char init_s5k4aa[][4] = {
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{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00},
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{BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
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{BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00},
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{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00},
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{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
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{BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00},
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{BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x07, 0x00},
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{SENSOR, 0x36, 0x01, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00},
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{SENSOR, 0x7b, 0xff, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
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{SENSOR, 0x0c, 0x05, 0x00},
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{SENSOR, 0x02, 0x0e, 0x00},
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{SENSOR, S5K4AA_READ_MODE, 0xa0, 0x00},
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{SENSOR, 0x37, 0x00, 0x00},
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};
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static const unsigned char VGA_s5k4aa[][4] = {
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
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{BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00},
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{BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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/* VSYNC_PARA, VSYNC_PARA : img height 480 = 0x01e0 */
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x01, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0xe0, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
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/* HSYNC_PARA, HSYNC_PARA : img width 640 = 0x0280 */
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x80, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */
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{SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
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{SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP | S5K4AA_RM_ROW_SKIP_2X
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| S5K4AA_RM_COL_SKIP_2X, 0x00},
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/* 0x37 : Fix image stability when light is too bright and improves
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* image quality in 640x480, but worsens it in 1280x1024 */
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{SENSOR, 0x37, 0x01, 0x00},
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/* ROWSTART_HI, ROWSTART_LO : 10 + (1024-960)/2 = 42 = 0x002a */
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{SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00},
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{SENSOR, S5K4AA_ROWSTART_LO, 0x29, 0x00},
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{SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00},
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{SENSOR, S5K4AA_COLSTART_LO, 0x0c, 0x00},
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/* window_height_hi, window_height_lo : 960 = 0x03c0 */
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{SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x03, 0x00},
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{SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0xc0, 0x00},
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/* window_width_hi, window_width_lo : 1280 = 0x0500 */
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{SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00},
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{SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00},
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{SENSOR, S5K4AA_H_BLANK_HI__, 0x00, 0x00},
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{SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00}, /* helps to sync... */
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{SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00},
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{SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00},
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{SENSOR, 0x11, 0x04, 0x00},
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{SENSOR, 0x12, 0xc3, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
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{SENSOR, 0x02, 0x0e, 0x00},
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};
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static const unsigned char SXGA_s5k4aa[][4] = {
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
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{BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
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{BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
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{BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00},
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{BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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/* VSYNC_PARA, VSYNC_PARA : img height 1024 = 0x0400 */
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x04, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
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/* HSYNC_PARA, HSYNC_PARA : img width 1280 = 0x0500 */
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x05, 0x00},
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{BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
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{BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
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{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */
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{SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
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{SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP, 0x00},
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{SENSOR, 0x37, 0x01, 0x00},
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{SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00},
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{SENSOR, S5K4AA_ROWSTART_LO, 0x09, 0x00},
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{SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00},
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{SENSOR, S5K4AA_COLSTART_LO, 0x0a, 0x00},
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{SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x04, 0x00},
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{SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0x00, 0x00},
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{SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00},
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{SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00},
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{SENSOR, S5K4AA_H_BLANK_HI__, 0x01, 0x00},
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{SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00},
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{SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00},
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{SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00},
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{SENSOR, 0x11, 0x04, 0x00},
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{SENSOR, 0x12, 0xc3, 0x00},
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{SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
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{SENSOR, 0x02, 0x0e, 0x00},
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};
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static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl);
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static void s5k4aa_dump_registers(struct sd *sd);
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static const struct v4l2_ctrl_ops s5k4aa_ctrl_ops = {
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.s_ctrl = s5k4aa_s_ctrl,
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};
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static
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const
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struct dmi_system_id s5k4aa_vflip_dmi_table[] = {
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{
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.ident = "BRUNEINIT",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "BRUNENIT"),
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DMI_MATCH(DMI_PRODUCT_NAME, "BRUNENIT"),
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DMI_MATCH(DMI_BOARD_VERSION, "00030D0000000001")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Xa 2528",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Xi 2428",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2428")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Xi 2528",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2528")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Xi 2550",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2550")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Pa 2548",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 2548")
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}
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}, {
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.ident = "Fujitsu-Siemens Amilo Pi 2530",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
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DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 2530")
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}
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}, {
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.ident = "MSI GX700",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
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DMI_MATCH(DMI_BIOS_DATE, "12/02/2008")
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}
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}, {
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.ident = "MSI GX700",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
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DMI_MATCH(DMI_BIOS_DATE, "07/26/2007")
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}
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}, {
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.ident = "MSI GX700",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
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DMI_MATCH(DMI_BIOS_DATE, "07/19/2007")
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}
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}, {
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.ident = "MSI GX700/GX705/EX700",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "GX700/GX705/EX700")
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}
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}, {
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.ident = "MSI L735",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
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DMI_MATCH(DMI_PRODUCT_NAME, "MS-1717X")
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}
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}, {
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.ident = "Lenovo Y300",
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "L3000 Y300"),
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DMI_MATCH(DMI_PRODUCT_NAME, "Y300")
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|
}
|
|
},
|
|
{ }
|
|
};
|
|
|
|
static struct v4l2_pix_format s5k4aa_modes[] = {
|
|
{
|
|
640,
|
|
480,
|
|
V4L2_PIX_FMT_SBGGR8,
|
|
V4L2_FIELD_NONE,
|
|
.sizeimage =
|
|
640 * 480,
|
|
.bytesperline = 640,
|
|
.colorspace = V4L2_COLORSPACE_SRGB,
|
|
.priv = 0
|
|
},
|
|
{
|
|
1280,
|
|
1024,
|
|
V4L2_PIX_FMT_SBGGR8,
|
|
V4L2_FIELD_NONE,
|
|
.sizeimage =
|
|
1280 * 1024,
|
|
.bytesperline = 1280,
|
|
.colorspace = V4L2_COLORSPACE_SRGB,
|
|
.priv = 0
|
|
}
|
|
};
|
|
|
|
int s5k4aa_probe(struct sd *sd)
|
|
{
|
|
u8 prod_id[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
const u8 expected_prod_id[6] = {0x00, 0x10, 0x00, 0x4b, 0x33, 0x75};
|
|
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
|
int i, err = 0;
|
|
|
|
if (force_sensor) {
|
|
if (force_sensor == S5K4AA_SENSOR) {
|
|
pr_info("Forcing a %s sensor\n", s5k4aa.name);
|
|
goto sensor_found;
|
|
}
|
|
/* If we want to force another sensor, don't try to probe this
|
|
* one */
|
|
return -ENODEV;
|
|
}
|
|
|
|
gspca_dbg(gspca_dev, D_PROBE, "Probing for a s5k4aa sensor\n");
|
|
|
|
/* Preinit the sensor */
|
|
for (i = 0; i < ARRAY_SIZE(preinit_s5k4aa) && !err; i++) {
|
|
u8 data[2] = {0x00, 0x00};
|
|
|
|
switch (preinit_s5k4aa[i][0]) {
|
|
case BRIDGE:
|
|
err = m5602_write_bridge(sd,
|
|
preinit_s5k4aa[i][1],
|
|
preinit_s5k4aa[i][2]);
|
|
break;
|
|
|
|
case SENSOR:
|
|
data[0] = preinit_s5k4aa[i][2];
|
|
err = m5602_write_sensor(sd,
|
|
preinit_s5k4aa[i][1],
|
|
data, 1);
|
|
break;
|
|
|
|
case SENSOR_LONG:
|
|
data[0] = preinit_s5k4aa[i][2];
|
|
data[1] = preinit_s5k4aa[i][3];
|
|
err = m5602_write_sensor(sd,
|
|
preinit_s5k4aa[i][1],
|
|
data, 2);
|
|
break;
|
|
default:
|
|
pr_info("Invalid stream command, exiting init\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
/* Test some registers, but we don't know their exact meaning yet */
|
|
if (m5602_read_sensor(sd, 0x00, prod_id, 2))
|
|
return -ENODEV;
|
|
if (m5602_read_sensor(sd, 0x02, prod_id+2, 2))
|
|
return -ENODEV;
|
|
if (m5602_read_sensor(sd, 0x04, prod_id+4, 2))
|
|
return -ENODEV;
|
|
|
|
if (memcmp(prod_id, expected_prod_id, sizeof(prod_id)))
|
|
return -ENODEV;
|
|
else
|
|
pr_info("Detected a s5k4aa sensor\n");
|
|
|
|
sensor_found:
|
|
sd->gspca_dev.cam.cam_mode = s5k4aa_modes;
|
|
sd->gspca_dev.cam.nmodes = ARRAY_SIZE(s5k4aa_modes);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int s5k4aa_start(struct sd *sd)
|
|
{
|
|
int i, err = 0;
|
|
u8 data[2];
|
|
struct cam *cam = &sd->gspca_dev.cam;
|
|
struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
|
|
|
|
switch (cam->cam_mode[sd->gspca_dev.curr_mode].width) {
|
|
case 1280:
|
|
gspca_dbg(gspca_dev, D_CONF, "Configuring camera for SXGA mode\n");
|
|
|
|
for (i = 0; i < ARRAY_SIZE(SXGA_s5k4aa); i++) {
|
|
switch (SXGA_s5k4aa[i][0]) {
|
|
case BRIDGE:
|
|
err = m5602_write_bridge(sd,
|
|
SXGA_s5k4aa[i][1],
|
|
SXGA_s5k4aa[i][2]);
|
|
break;
|
|
|
|
case SENSOR:
|
|
data[0] = SXGA_s5k4aa[i][2];
|
|
err = m5602_write_sensor(sd,
|
|
SXGA_s5k4aa[i][1],
|
|
data, 1);
|
|
break;
|
|
|
|
case SENSOR_LONG:
|
|
data[0] = SXGA_s5k4aa[i][2];
|
|
data[1] = SXGA_s5k4aa[i][3];
|
|
err = m5602_write_sensor(sd,
|
|
SXGA_s5k4aa[i][1],
|
|
data, 2);
|
|
break;
|
|
|
|
default:
|
|
pr_err("Invalid stream command, exiting init\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 640:
|
|
gspca_dbg(gspca_dev, D_CONF, "Configuring camera for VGA mode\n");
|
|
|
|
for (i = 0; i < ARRAY_SIZE(VGA_s5k4aa); i++) {
|
|
switch (VGA_s5k4aa[i][0]) {
|
|
case BRIDGE:
|
|
err = m5602_write_bridge(sd,
|
|
VGA_s5k4aa[i][1],
|
|
VGA_s5k4aa[i][2]);
|
|
break;
|
|
|
|
case SENSOR:
|
|
data[0] = VGA_s5k4aa[i][2];
|
|
err = m5602_write_sensor(sd,
|
|
VGA_s5k4aa[i][1],
|
|
data, 1);
|
|
break;
|
|
|
|
case SENSOR_LONG:
|
|
data[0] = VGA_s5k4aa[i][2];
|
|
data[1] = VGA_s5k4aa[i][3];
|
|
err = m5602_write_sensor(sd,
|
|
VGA_s5k4aa[i][1],
|
|
data, 2);
|
|
break;
|
|
|
|
default:
|
|
pr_err("Invalid stream command, exiting init\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int s5k4aa_init(struct sd *sd)
|
|
{
|
|
int i, err = 0;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(init_s5k4aa) && !err; i++) {
|
|
u8 data[2] = {0x00, 0x00};
|
|
|
|
switch (init_s5k4aa[i][0]) {
|
|
case BRIDGE:
|
|
err = m5602_write_bridge(sd,
|
|
init_s5k4aa[i][1],
|
|
init_s5k4aa[i][2]);
|
|
break;
|
|
|
|
case SENSOR:
|
|
data[0] = init_s5k4aa[i][2];
|
|
err = m5602_write_sensor(sd,
|
|
init_s5k4aa[i][1], data, 1);
|
|
break;
|
|
|
|
case SENSOR_LONG:
|
|
data[0] = init_s5k4aa[i][2];
|
|
data[1] = init_s5k4aa[i][3];
|
|
err = m5602_write_sensor(sd,
|
|
init_s5k4aa[i][1], data, 2);
|
|
break;
|
|
default:
|
|
pr_info("Invalid stream command, exiting init\n");
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
if (dump_sensor)
|
|
s5k4aa_dump_registers(sd);
|
|
|
|
return err;
|
|
}
|
|
|
|
int s5k4aa_init_controls(struct sd *sd)
|
|
{
|
|
struct v4l2_ctrl_handler *hdl = &sd->gspca_dev.ctrl_handler;
|
|
|
|
sd->gspca_dev.vdev.ctrl_handler = hdl;
|
|
v4l2_ctrl_handler_init(hdl, 6);
|
|
|
|
v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_BRIGHTNESS,
|
|
0, 0x1f, 1, S5K4AA_DEFAULT_BRIGHTNESS);
|
|
|
|
v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_EXPOSURE,
|
|
13, 0xfff, 1, 0x100);
|
|
|
|
v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_GAIN,
|
|
0, 127, 1, S5K4AA_DEFAULT_GAIN);
|
|
|
|
v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_SHARPNESS,
|
|
0, 1, 1, 1);
|
|
|
|
sd->hflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_HFLIP,
|
|
0, 1, 1, 0);
|
|
sd->vflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_VFLIP,
|
|
0, 1, 1, 0);
|
|
|
|
if (hdl->error) {
|
|
pr_err("Could not initialize controls\n");
|
|
return hdl->error;
|
|
}
|
|
|
|
v4l2_ctrl_cluster(2, &sd->hflip);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 data = S5K4AA_PAGE_MAP_2;
|
|
int err;
|
|
|
|
gspca_dbg(gspca_dev, D_CONF, "Set exposure to %d\n", val);
|
|
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
data = (val >> 8) & 0xff;
|
|
err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
data = val & 0xff;
|
|
err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
|
|
|
|
return err;
|
|
}
|
|
|
|
static int s5k4aa_set_hvflip(struct gspca_dev *gspca_dev)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 data = S5K4AA_PAGE_MAP_2;
|
|
int err;
|
|
int hflip = sd->hflip->val;
|
|
int vflip = sd->vflip->val;
|
|
|
|
gspca_dbg(gspca_dev, D_CONF, "Set hvflip %d %d\n", hflip, vflip);
|
|
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = m5602_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
if (dmi_check_system(s5k4aa_vflip_dmi_table)) {
|
|
hflip = !hflip;
|
|
vflip = !vflip;
|
|
}
|
|
|
|
data = (data & 0x7f) | (vflip << 7) | (hflip << 6);
|
|
err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
if (hflip)
|
|
data &= 0xfe;
|
|
else
|
|
data |= 0x01;
|
|
err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
if (vflip)
|
|
data &= 0xfe;
|
|
else
|
|
data |= 0x01;
|
|
err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 data = S5K4AA_PAGE_MAP_2;
|
|
int err;
|
|
|
|
gspca_dbg(gspca_dev, D_CONF, "Set gain to %d\n", val);
|
|
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
data = val & 0xff;
|
|
err = m5602_write_sensor(sd, S5K4AA_GAIN, &data, 1);
|
|
|
|
return err;
|
|
}
|
|
|
|
static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 data = S5K4AA_PAGE_MAP_2;
|
|
int err;
|
|
|
|
gspca_dbg(gspca_dev, D_CONF, "Set brightness to %d\n", val);
|
|
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
data = val & 0xff;
|
|
return m5602_write_sensor(sd, S5K4AA_BRIGHTNESS, &data, 1);
|
|
}
|
|
|
|
static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val)
|
|
{
|
|
struct sd *sd = (struct sd *) gspca_dev;
|
|
u8 data = S5K4AA_PAGE_MAP_2;
|
|
int err;
|
|
|
|
gspca_dbg(gspca_dev, D_CONF, "Set noise to %d\n", val);
|
|
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
data = val & 0x01;
|
|
return m5602_write_sensor(sd, S5K4AA_NOISE_SUPP, &data, 1);
|
|
}
|
|
|
|
static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl)
|
|
{
|
|
struct gspca_dev *gspca_dev =
|
|
container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
|
|
int err;
|
|
|
|
if (!gspca_dev->streaming)
|
|
return 0;
|
|
|
|
switch (ctrl->id) {
|
|
case V4L2_CID_BRIGHTNESS:
|
|
err = s5k4aa_set_brightness(gspca_dev, ctrl->val);
|
|
break;
|
|
case V4L2_CID_EXPOSURE:
|
|
err = s5k4aa_set_exposure(gspca_dev, ctrl->val);
|
|
break;
|
|
case V4L2_CID_GAIN:
|
|
err = s5k4aa_set_gain(gspca_dev, ctrl->val);
|
|
break;
|
|
case V4L2_CID_SHARPNESS:
|
|
err = s5k4aa_set_noise(gspca_dev, ctrl->val);
|
|
break;
|
|
case V4L2_CID_HFLIP:
|
|
err = s5k4aa_set_hvflip(gspca_dev);
|
|
break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
return err;
|
|
}
|
|
|
|
void s5k4aa_disconnect(struct sd *sd)
|
|
{
|
|
sd->sensor = NULL;
|
|
}
|
|
|
|
static void s5k4aa_dump_registers(struct sd *sd)
|
|
{
|
|
int address;
|
|
u8 page, old_page;
|
|
m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
|
|
for (page = 0; page < 16; page++) {
|
|
m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
|
|
pr_info("Dumping the s5k4aa register state for page 0x%x\n",
|
|
page);
|
|
for (address = 0; address <= 0xff; address++) {
|
|
u8 value = 0;
|
|
m5602_read_sensor(sd, address, &value, 1);
|
|
pr_info("register 0x%x contains 0x%x\n",
|
|
address, value);
|
|
}
|
|
}
|
|
pr_info("s5k4aa register state dump complete\n");
|
|
|
|
for (page = 0; page < 16; page++) {
|
|
m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
|
|
pr_info("Probing for which registers that are read/write for page 0x%x\n",
|
|
page);
|
|
for (address = 0; address <= 0xff; address++) {
|
|
u8 old_value, ctrl_value, test_value = 0xff;
|
|
|
|
m5602_read_sensor(sd, address, &old_value, 1);
|
|
m5602_write_sensor(sd, address, &test_value, 1);
|
|
m5602_read_sensor(sd, address, &ctrl_value, 1);
|
|
|
|
if (ctrl_value == test_value)
|
|
pr_info("register 0x%x is writeable\n",
|
|
address);
|
|
else
|
|
pr_info("register 0x%x is read only\n",
|
|
address);
|
|
|
|
/* Restore original value */
|
|
m5602_write_sensor(sd, address, &old_value, 1);
|
|
}
|
|
}
|
|
pr_info("Read/write register probing complete\n");
|
|
m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
|
|
}
|