2 * Driver for the s5k83a sensor
4 * Copyright (C) 2008 Erik Andrén
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>
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
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.
19 #ifndef M5602_S5K83A_H_
20 #define M5602_S5K83A_H_
22 #include "m5602_sensor.h"
24 #define S5K83A_FLIP 0x01
25 #define S5K83A_HFLIP_TUNE 0x03
26 #define S5K83A_VFLIP_TUNE 0x05
27 #define S5K83A_BRIGHTNESS 0x0a
28 #define S5K83A_EXPOSURE 0x18
29 #define S5K83A_GAIN 0x1b
30 #define S5K83A_PAGE_MAP 0xec
32 #define S5K83A_DEFAULT_GAIN 0x71
33 #define S5K83A_DEFAULT_BRIGHTNESS 0x7e
34 #define S5K83A_DEFAULT_EXPOSURE 0x00
35 #define S5K83A_MAXIMUM_EXPOSURE 0x3c
36 #define S5K83A_FLIP_MASK 0x10
37 #define S5K83A_GPIO_LED_MASK 0x10
38 #define S5K83A_GPIO_ROTATION_MASK 0x40
40 /*****************************************************************************/
42 /* Kernel module parameters */
43 extern int force_sensor
;
44 extern int dump_sensor
;
46 int s5k83a_probe(struct sd
*sd
);
47 int s5k83a_init(struct sd
*sd
);
48 int s5k83a_start(struct sd
*sd
);
49 int s5k83a_stop(struct sd
*sd
);
50 void s5k83a_disconnect(struct sd
*sd
);
52 static const struct m5602_sensor s5k83a
= {
54 .probe
= s5k83a_probe
,
56 .start
= s5k83a_start
,
58 .disconnect
= s5k83a_disconnect
,
64 /* We use another thread periodically
65 probing the orientation of the camera */
66 struct task_struct
*rotation_thread
;
70 static const unsigned char preinit_s5k83a
[][4] =
72 {BRIDGE
, M5602_XB_MCU_CLK_DIV
, 0x02, 0x00},
73 {BRIDGE
, M5602_XB_MCU_CLK_CTRL
, 0xb0, 0x00},
74 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
75 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xb0, 0x00},
76 {BRIDGE
, M5602_XB_ADC_CTRL
, 0xc0, 0x00},
77 {BRIDGE
, M5602_XB_SENSOR_TYPE
, 0x0d, 0x00},
78 {BRIDGE
, M5602_XB_SENSOR_CTRL
, 0x00, 0x00},
80 {BRIDGE
, M5602_XB_SIG_INI
, 0x00, 0x00},
81 {BRIDGE
, M5602_XB_GPIO_DIR
, 0x1d, 0x00},
82 {BRIDGE
, M5602_XB_GPIO_DAT
, 0x08, 0x00},
83 {BRIDGE
, M5602_XB_GPIO_EN_H
, 0x3f, 0x00},
84 {BRIDGE
, M5602_XB_GPIO_DIR_H
, 0x3f, 0x00},
85 {BRIDGE
, M5602_XB_GPIO_DAT_H
, 0x00, 0x00},
86 {BRIDGE
, M5602_XB_GPIO_EN_L
, 0xff, 0x00},
87 {BRIDGE
, M5602_XB_GPIO_DIR_L
, 0xff, 0x00},
88 {BRIDGE
, M5602_XB_GPIO_DAT_L
, 0x00, 0x00},
89 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0xb0, 0x00},
90 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0x80, 0x00},
91 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
92 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xb0, 0x00},
93 {BRIDGE
, M5602_XB_ADC_CTRL
, 0xc0, 0x00},
94 {BRIDGE
, M5602_XB_SENSOR_TYPE
, 0x09, 0x00},
95 {BRIDGE
, M5602_XB_MCU_CLK_DIV
, 0x02, 0x00},
96 {BRIDGE
, M5602_XB_MCU_CLK_CTRL
, 0xb0, 0x00},
97 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
98 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xf0, 0x00},
99 {BRIDGE
, M5602_XB_GPIO_DIR
, 0x1d, 0x00},
100 {BRIDGE
, M5602_XB_GPIO_DAT
, 0x1c, 0x00},
101 {BRIDGE
, M5602_XB_GPIO_EN_H
, 0x06, 0x00},
102 {BRIDGE
, M5602_XB_GPIO_DIR_H
, 0x06, 0x00},
103 {BRIDGE
, M5602_XB_GPIO_DAT_H
, 0x00, 0x00},
104 {BRIDGE
, M5602_XB_GPIO_EN_L
, 0x00, 0x00},
105 {BRIDGE
, M5602_XB_I2C_CLK_DIV
, 0x20, 0x00},
108 /* This could probably be considerably shortened.
109 I don't have the hardware to experiment with it, patches welcome
111 static const unsigned char init_s5k83a
[][4] =
113 /* The following sequence is useless after a clean boot
114 but is necessary after resume from suspend */
115 {BRIDGE
, M5602_XB_GPIO_DIR
, 0x1d, 0x00},
116 {BRIDGE
, M5602_XB_GPIO_DAT
, 0x08, 0x00},
117 {BRIDGE
, M5602_XB_GPIO_EN_H
, 0x3f, 0x00},
118 {BRIDGE
, M5602_XB_GPIO_DIR_H
, 0x3f, 0x00},
119 {BRIDGE
, M5602_XB_GPIO_DAT_H
, 0x00, 0x00},
120 {BRIDGE
, M5602_XB_GPIO_EN_L
, 0xff, 0x00},
121 {BRIDGE
, M5602_XB_GPIO_DIR_L
, 0xff, 0x00},
122 {BRIDGE
, M5602_XB_GPIO_DAT_L
, 0x00, 0x00},
123 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0xb0, 0x00},
124 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0x80, 0x00},
125 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
126 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xb0, 0x00},
127 {BRIDGE
, M5602_XB_ADC_CTRL
, 0xc0, 0x00},
128 {BRIDGE
, M5602_XB_SENSOR_TYPE
, 0x09, 0x00},
129 {BRIDGE
, M5602_XB_MCU_CLK_DIV
, 0x02, 0x00},
130 {BRIDGE
, M5602_XB_MCU_CLK_CTRL
, 0xb0, 0x00},
131 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
132 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xf0, 0x00},
133 {BRIDGE
, M5602_XB_GPIO_DIR
, 0x1d, 0x00},
134 {BRIDGE
, M5602_XB_GPIO_DAT
, 0x08, 0x00},
135 {BRIDGE
, M5602_XB_GPIO_EN_H
, 0x06, 0x00},
136 {BRIDGE
, M5602_XB_GPIO_DIR_H
, 0x06, 0x00},
137 {BRIDGE
, M5602_XB_GPIO_DAT_H
, 0x00, 0x00},
138 {BRIDGE
, M5602_XB_GPIO_EN_L
, 0x00, 0x00},
139 {BRIDGE
, M5602_XB_I2C_CLK_DIV
, 0x20, 0x00},
141 {SENSOR
, S5K83A_PAGE_MAP
, 0x04, 0x00},
142 {SENSOR
, 0xaf, 0x01, 0x00},
143 {SENSOR
, S5K83A_PAGE_MAP
, 0x00, 0x00},
144 {SENSOR
, 0x7b, 0xff, 0x00},
145 {SENSOR
, S5K83A_PAGE_MAP
, 0x05, 0x00},
146 {SENSOR
, 0x01, 0x50, 0x00},
147 {SENSOR
, 0x12, 0x20, 0x00},
148 {SENSOR
, 0x17, 0x40, 0x00},
149 {SENSOR
, 0x1c, 0x00, 0x00},
150 {SENSOR
, 0x02, 0x70, 0x00},
151 {SENSOR
, 0x03, 0x0b, 0x00},
152 {SENSOR
, 0x04, 0xf0, 0x00},
153 {SENSOR
, 0x05, 0x0b, 0x00},
154 {SENSOR
, 0x06, 0x71, 0x00},
155 {SENSOR
, 0x07, 0xe8, 0x00}, /* 488 */
156 {SENSOR
, 0x08, 0x02, 0x00},
157 {SENSOR
, 0x09, 0x88, 0x00}, /* 648 */
158 {SENSOR
, 0x14, 0x00, 0x00},
159 {SENSOR
, 0x15, 0x20, 0x00}, /* 32 */
160 {SENSOR
, 0x19, 0x00, 0x00},
161 {SENSOR
, 0x1a, 0x98, 0x00}, /* 152 */
162 {SENSOR
, 0x0f, 0x02, 0x00},
163 {SENSOR
, 0x10, 0xe5, 0x00}, /* 741 */
165 (this is value after boot, but after tries can be different) */
166 {SENSOR
, 0x00, 0x06, 0x00},
169 static const unsigned char start_s5k83a
[][4] =
171 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x06, 0x00},
172 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xb0, 0x00},
173 {BRIDGE
, M5602_XB_ADC_CTRL
, 0xc0, 0x00},
174 {BRIDGE
, M5602_XB_SENSOR_TYPE
, 0x09, 0x00},
175 {BRIDGE
, M5602_XB_LINE_OF_FRAME_H
, 0x81, 0x00},
176 {BRIDGE
, M5602_XB_PIX_OF_LINE_H
, 0x82, 0x00},
177 {BRIDGE
, M5602_XB_SIG_INI
, 0x01, 0x00},
178 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
179 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
180 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
181 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
182 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x01, 0x00},
183 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0xe4, 0x00}, /* 484 */
184 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
185 {BRIDGE
, M5602_XB_VSYNC_PARA
, 0x00, 0x00},
186 {BRIDGE
, M5602_XB_SIG_INI
, 0x00, 0x00},
187 {BRIDGE
, M5602_XB_SIG_INI
, 0x02, 0x00},
188 {BRIDGE
, M5602_XB_HSYNC_PARA
, 0x00, 0x00},
189 {BRIDGE
, M5602_XB_HSYNC_PARA
, 0x00, 0x00},
190 {BRIDGE
, M5602_XB_HSYNC_PARA
, 0x02, 0x00},
191 {BRIDGE
, M5602_XB_HSYNC_PARA
, 0x7f, 0x00}, /* 639 */
192 {BRIDGE
, M5602_XB_SIG_INI
, 0x00, 0x00},
193 {BRIDGE
, M5602_XB_SEN_CLK_DIV
, 0x00, 0x00},
194 {BRIDGE
, M5602_XB_SEN_CLK_CTRL
, 0xb0, 0x00},