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-rw-r--r--drivers/media/video/m5mols/Kconfig5
-rw-r--r--drivers/media/video/m5mols/Makefile3
-rw-r--r--drivers/media/video/m5mols/m5mols.h297
-rw-r--r--drivers/media/video/m5mols/m5mols_capture.c189
-rw-r--r--drivers/media/video/m5mols/m5mols_controls.c299
-rw-r--r--drivers/media/video/m5mols/m5mols_core.c1041
-rw-r--r--drivers/media/video/m5mols/m5mols_reg.h410
7 files changed, 2244 insertions, 0 deletions
diff --git a/drivers/media/video/m5mols/Kconfig b/drivers/media/video/m5mols/Kconfig
new file mode 100644
index 00000000000..302dc3d7019
--- /dev/null
+++ b/drivers/media/video/m5mols/Kconfig
@@ -0,0 +1,5 @@
1config VIDEO_M5MOLS
2 tristate "Fujitsu M-5MOLS 8MP sensor support"
3 depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
4 ---help---
5 This driver supports Fujitsu M-5MOLS camera sensor with ISP
diff --git a/drivers/media/video/m5mols/Makefile b/drivers/media/video/m5mols/Makefile
new file mode 100644
index 00000000000..0a44e028edc
--- /dev/null
+++ b/drivers/media/video/m5mols/Makefile
@@ -0,0 +1,3 @@
1m5mols-objs := m5mols_core.o m5mols_controls.o m5mols_capture.o
2
3obj-$(CONFIG_VIDEO_M5MOLS) += m5mols.o
diff --git a/drivers/media/video/m5mols/m5mols.h b/drivers/media/video/m5mols/m5mols.h
new file mode 100644
index 00000000000..89d09a8914f
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols.h
@@ -0,0 +1,297 @@
1/*
2 * Header for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#ifndef M5MOLS_H
17#define M5MOLS_H
18
19#include <media/v4l2-subdev.h>
20#include "m5mols_reg.h"
21
22extern int m5mols_debug;
23
24#define to_m5mols(__sd) container_of(__sd, struct m5mols_info, sd)
25
26#define to_sd(__ctrl) \
27 (&container_of(__ctrl->handler, struct m5mols_info, handle)->sd)
28
29enum m5mols_restype {
30 M5MOLS_RESTYPE_MONITOR,
31 M5MOLS_RESTYPE_CAPTURE,
32 M5MOLS_RESTYPE_MAX,
33};
34
35/**
36 * struct m5mols_resolution - structure for the resolution
37 * @type: resolution type according to the pixel code
38 * @width: width of the resolution
39 * @height: height of the resolution
40 * @reg: resolution preset register value
41 */
42struct m5mols_resolution {
43 u8 reg;
44 enum m5mols_restype type;
45 u16 width;
46 u16 height;
47};
48
49/**
50 * struct m5mols_exif - structure for the EXIF information of M-5MOLS
51 * @exposure_time: exposure time register value
52 * @shutter_speed: speed of the shutter register value
53 * @aperture: aperture register value
54 * @exposure_bias: it calls also EV bias
55 * @iso_speed: ISO register value
56 * @flash: status register value of the flash
57 * @sdr: status register value of the Subject Distance Range
58 * @qval: not written exact meaning in document
59 */
60struct m5mols_exif {
61 u32 exposure_time;
62 u32 shutter_speed;
63 u32 aperture;
64 u32 brightness;
65 u32 exposure_bias;
66 u16 iso_speed;
67 u16 flash;
68 u16 sdr;
69 u16 qval;
70};
71
72/**
73 * struct m5mols_capture - Structure for the capture capability
74 * @exif: EXIF information
75 * @main: size in bytes of the main image
76 * @thumb: size in bytes of the thumb image, if it was accompanied
77 * @total: total size in bytes of the produced image
78 */
79struct m5mols_capture {
80 struct m5mols_exif exif;
81 u32 main;
82 u32 thumb;
83 u32 total;
84};
85
86/**
87 * struct m5mols_scenemode - structure for the scenemode capability
88 * @metering: metering light register value
89 * @ev_bias: EV bias register value
90 * @wb_mode: mode which means the WhiteBalance is Auto or Manual
91 * @wb_preset: whitebalance preset register value in the Manual mode
92 * @chroma_en: register value whether the Chroma capability is enabled or not
93 * @chroma_lvl: chroma's level register value
94 * @edge_en: register value Whether the Edge capability is enabled or not
95 * @edge_lvl: edge's level register value
96 * @af_range: Auto Focus's range
97 * @fd_mode: Face Detection mode
98 * @mcc: Multi-axis Color Conversion which means emotion color
99 * @light: status of the Light
100 * @flash: status of the Flash
101 * @tone: Tone color which means Contrast
102 * @iso: ISO register value
103 * @capt_mode: Mode of the Image Stabilization while the camera capturing
104 * @wdr: Wide Dynamic Range register value
105 *
106 * The each value according to each scenemode is recommended in the documents.
107 */
108struct m5mols_scenemode {
109 u8 metering;
110 u8 ev_bias;
111 u8 wb_mode;
112 u8 wb_preset;
113 u8 chroma_en;
114 u8 chroma_lvl;
115 u8 edge_en;
116 u8 edge_lvl;
117 u8 af_range;
118 u8 fd_mode;
119 u8 mcc;
120 u8 light;
121 u8 flash;
122 u8 tone;
123 u8 iso;
124 u8 capt_mode;
125 u8 wdr;
126};
127
128/**
129 * struct m5mols_version - firmware version information
130 * @customer: customer information
131 * @project: version of project information according to customer
132 * @fw: firmware revision
133 * @hw: hardware revision
134 * @param: version of the parameter
135 * @awb: Auto WhiteBalance algorithm version
136 * @str: information about manufacturer and packaging vendor
137 * @af: Auto Focus version
138 *
139 * The register offset starts the customer version at 0x0, and it ends
140 * the awb version at 0x09. The customer, project information occupies 1 bytes
141 * each. And also the fw, hw, param, awb each requires 2 bytes. The str is
142 * unique string associated with firmware's version. It includes information
143 * about manufacturer and the vendor of the sensor's packaging. The least
144 * significant 2 bytes of the string indicate packaging manufacturer.
145 */
146#define VERSION_STRING_SIZE 22
147struct m5mols_version {
148 u8 customer;
149 u8 project;
150 u16 fw;
151 u16 hw;
152 u16 param;
153 u16 awb;
154 u8 str[VERSION_STRING_SIZE];
155 u8 af;
156};
157
158/**
159 * struct m5mols_info - M-5MOLS driver data structure
160 * @pdata: platform data
161 * @sd: v4l-subdev instance
162 * @pad: media pad
163 * @ffmt: current fmt according to resolution type
164 * @res_type: current resolution type
165 * @code: current code
166 * @irq_waitq: waitqueue for the capture
167 * @work_irq: workqueue for the IRQ
168 * @flags: state variable for the interrupt handler
169 * @handle: control handler
170 * @autoexposure: Auto Exposure control
171 * @exposure: Exposure control
172 * @autowb: Auto White Balance control
173 * @colorfx: Color effect control
174 * @saturation: Saturation control
175 * @zoom: Zoom control
176 * @ver: information of the version
177 * @cap: the capture mode attributes
178 * @power: current sensor's power status
179 * @ctrl_sync: true means all controls of the sensor are initialized
180 * @int_capture: true means the capture interrupt is issued once
181 * @lock_ae: true means the Auto Exposure is locked
182 * @lock_awb: true means the Aut WhiteBalance is locked
183 * @resolution: register value for current resolution
184 * @interrupt: register value for current interrupt status
185 * @mode: register value for current operation mode
186 * @mode_save: register value for current operation mode for saving
187 * @set_power: optional power callback to the board code
188 */
189struct m5mols_info {
190 const struct m5mols_platform_data *pdata;
191 struct v4l2_subdev sd;
192 struct media_pad pad;
193 struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX];
194 int res_type;
195 enum v4l2_mbus_pixelcode code;
196 wait_queue_head_t irq_waitq;
197 struct work_struct work_irq;
198 unsigned long flags;
199
200 struct v4l2_ctrl_handler handle;
201 /* Autoexposure/exposure control cluster */
202 struct {
203 struct v4l2_ctrl *autoexposure;
204 struct v4l2_ctrl *exposure;
205 };
206 struct v4l2_ctrl *autowb;
207 struct v4l2_ctrl *colorfx;
208 struct v4l2_ctrl *saturation;
209 struct v4l2_ctrl *zoom;
210
211 struct m5mols_version ver;
212 struct m5mols_capture cap;
213 bool power;
214 bool ctrl_sync;
215 bool lock_ae;
216 bool lock_awb;
217 u8 resolution;
218 u8 interrupt;
219 u8 mode;
220 u8 mode_save;
221 int (*set_power)(struct device *dev, int on);
222};
223
224#define ST_CAPT_IRQ 0
225
226#define is_powered(__info) (__info->power)
227#define is_ctrl_synced(__info) (__info->ctrl_sync)
228#define is_available_af(__info) (__info->ver.af)
229#define is_code(__code, __type) (__code == m5mols_default_ffmt[__type].code)
230#define is_manufacturer(__info, __manufacturer) \
231 (__info->ver.str[0] == __manufacturer[0] && \
232 __info->ver.str[1] == __manufacturer[1])
233/*
234 * I2C operation of the M-5MOLS
235 *
236 * The I2C read operation of the M-5MOLS requires 2 messages. The first
237 * message sends the information about the command, command category, and total
238 * message size. The second message is used to retrieve the data specifed in
239 * the first message
240 *
241 * 1st message 2nd message
242 * +-------+---+----------+-----+-------+ +------+------+------+------+
243 * | size1 | R | category | cmd | size2 | | d[0] | d[1] | d[2] | d[3] |
244 * +-------+---+----------+-----+-------+ +------+------+------+------+
245 * - size1: message data size(5 in this case)
246 * - size2: desired buffer size of the 2nd message
247 * - d[0..3]: according to size2
248 *
249 * The I2C write operation needs just one message. The message includes
250 * category, command, total size, and desired data.
251 *
252 * 1st message
253 * +-------+---+----------+-----+------+------+------+------+
254 * | size1 | W | category | cmd | d[0] | d[1] | d[2] | d[3] |
255 * +-------+---+----------+-----+------+------+------+------+
256 * - d[0..3]: according to size1
257 */
258int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg_comb, u8 *val);
259int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg_comb, u16 *val);
260int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg_comb, u32 *val);
261int m5mols_write(struct v4l2_subdev *sd, u32 reg_comb, u32 val);
262int m5mols_busy(struct v4l2_subdev *sd, u8 category, u8 cmd, u8 value);
263
264/*
265 * Mode operation of the M-5MOLS
266 *
267 * Changing the mode of the M-5MOLS is needed right executing order.
268 * There are three modes(PARAMETER, MONITOR, CAPTURE) which can be changed
269 * by user. There are various categories associated with each mode.
270 *
271 * +============================================================+
272 * | mode | category |
273 * +============================================================+
274 * | FLASH | FLASH(only after Stand-by or Power-on) |
275 * | SYSTEM | SYSTEM(only after sensor arm-booting) |
276 * | PARAMETER | PARAMETER |
277 * | MONITOR | MONITOR(preview), Auto Focus, Face Detection |
278 * | CAPTURE | Single CAPTURE, Preview(recording) |
279 * +============================================================+
280 *
281 * The available executing order between each modes are as follows:
282 * PARAMETER <---> MONITOR <---> CAPTURE
283 */
284int m5mols_mode(struct m5mols_info *info, u8 mode);
285
286int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg);
287int m5mols_sync_controls(struct m5mols_info *info);
288int m5mols_start_capture(struct m5mols_info *info);
289int m5mols_do_scenemode(struct m5mols_info *info, u8 mode);
290int m5mols_lock_3a(struct m5mols_info *info, bool lock);
291int m5mols_set_ctrl(struct v4l2_ctrl *ctrl);
292
293/* The firmware function */
294int m5mols_update_fw(struct v4l2_subdev *sd,
295 int (*set_power)(struct m5mols_info *, bool));
296
297#endif /* M5MOLS_H */
diff --git a/drivers/media/video/m5mols/m5mols_capture.c b/drivers/media/video/m5mols/m5mols_capture.c
new file mode 100644
index 00000000000..3248ac80571
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_capture.c
@@ -0,0 +1,189 @@
1/*
2 * The Capture code for Fujitsu M-5MOLS ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#include <linux/i2c.h>
17#include <linux/slab.h>
18#include <linux/irq.h>
19#include <linux/interrupt.h>
20#include <linux/delay.h>
21#include <linux/gpio.h>
22#include <linux/regulator/consumer.h>
23#include <linux/videodev2.h>
24#include <media/v4l2-ctrls.h>
25#include <media/v4l2-device.h>
26#include <media/v4l2-subdev.h>
27#include <media/m5mols.h>
28
29#include "m5mols.h"
30#include "m5mols_reg.h"
31
32static int m5mols_capture_error_handler(struct m5mols_info *info,
33 int timeout)
34{
35 int ret;
36
37 /* Disable all interrupts and clear relevant interrupt staus bits */
38 ret = m5mols_write(&info->sd, SYSTEM_INT_ENABLE,
39 info->interrupt & ~(REG_INT_CAPTURE));
40 if (ret)
41 return ret;
42
43 if (timeout == 0)
44 return -ETIMEDOUT;
45
46 return 0;
47}
48/**
49 * m5mols_read_rational - I2C read of a rational number
50 *
51 * Read numerator and denominator from registers @addr_num and @addr_den
52 * respectively and return the division result in @val.
53 */
54static int m5mols_read_rational(struct v4l2_subdev *sd, u32 addr_num,
55 u32 addr_den, u32 *val)
56{
57 u32 num, den;
58
59 int ret = m5mols_read_u32(sd, addr_num, &num);
60 if (!ret)
61 ret = m5mols_read_u32(sd, addr_den, &den);
62 if (ret)
63 return ret;
64 *val = den == 0 ? 0 : num / den;
65 return ret;
66}
67
68/**
69 * m5mols_capture_info - Gather captured image information
70 *
71 * For now it gathers only EXIF information and file size.
72 */
73static int m5mols_capture_info(struct m5mols_info *info)
74{
75 struct m5mols_exif *exif = &info->cap.exif;
76 struct v4l2_subdev *sd = &info->sd;
77 int ret;
78
79 ret = m5mols_read_rational(sd, EXIF_INFO_EXPTIME_NU,
80 EXIF_INFO_EXPTIME_DE, &exif->exposure_time);
81 if (ret)
82 return ret;
83 ret = m5mols_read_rational(sd, EXIF_INFO_TV_NU, EXIF_INFO_TV_DE,
84 &exif->shutter_speed);
85 if (ret)
86 return ret;
87 ret = m5mols_read_rational(sd, EXIF_INFO_AV_NU, EXIF_INFO_AV_DE,
88 &exif->aperture);
89 if (ret)
90 return ret;
91 ret = m5mols_read_rational(sd, EXIF_INFO_BV_NU, EXIF_INFO_BV_DE,
92 &exif->brightness);
93 if (ret)
94 return ret;
95 ret = m5mols_read_rational(sd, EXIF_INFO_EBV_NU, EXIF_INFO_EBV_DE,
96 &exif->exposure_bias);
97 if (ret)
98 return ret;
99
100 ret = m5mols_read_u16(sd, EXIF_INFO_ISO, &exif->iso_speed);
101 if (!ret)
102 ret = m5mols_read_u16(sd, EXIF_INFO_FLASH, &exif->flash);
103 if (!ret)
104 ret = m5mols_read_u16(sd, EXIF_INFO_SDR, &exif->sdr);
105 if (!ret)
106 ret = m5mols_read_u16(sd, EXIF_INFO_QVAL, &exif->qval);
107 if (ret)
108 return ret;
109
110 if (!ret)
111 ret = m5mols_read_u32(sd, CAPC_IMAGE_SIZE, &info->cap.main);
112 if (!ret)
113 ret = m5mols_read_u32(sd, CAPC_THUMB_SIZE, &info->cap.thumb);
114 if (!ret)
115 info->cap.total = info->cap.main + info->cap.thumb;
116
117 return ret;
118}
119
120int m5mols_start_capture(struct m5mols_info *info)
121{
122 struct v4l2_subdev *sd = &info->sd;
123 u8 resolution = info->resolution;
124 int timeout;
125 int ret;
126
127 /*
128 * Preparing capture. Setting control & interrupt before entering
129 * capture mode
130 *
131 * 1) change to MONITOR mode for operating control & interrupt
132 * 2) set controls (considering v4l2_control value & lock 3A)
133 * 3) set interrupt
134 * 4) change to CAPTURE mode
135 */
136 ret = m5mols_mode(info, REG_MONITOR);
137 if (!ret)
138 ret = m5mols_sync_controls(info);
139 if (!ret)
140 ret = m5mols_lock_3a(info, true);
141 if (!ret)
142 ret = m5mols_enable_interrupt(sd, REG_INT_CAPTURE);
143 if (!ret)
144 ret = m5mols_mode(info, REG_CAPTURE);
145 if (!ret) {
146 /* Wait for capture interrupt, after changing capture mode */
147 timeout = wait_event_interruptible_timeout(info->irq_waitq,
148 test_bit(ST_CAPT_IRQ, &info->flags),
149 msecs_to_jiffies(2000));
150 if (test_and_clear_bit(ST_CAPT_IRQ, &info->flags))
151 ret = m5mols_capture_error_handler(info, timeout);
152 }
153 if (!ret)
154 ret = m5mols_lock_3a(info, false);
155 if (ret)
156 return ret;
157 /*
158 * Starting capture. Setting capture frame count and resolution and
159 * the format(available format: JPEG, Bayer RAW, YUV).
160 *
161 * 1) select single or multi(enable to 25), format, size
162 * 2) set interrupt
163 * 3) start capture(for main image, now)
164 * 4) get information
165 * 5) notify file size to v4l2 device(e.g, to s5p-fimc v4l2 device)
166 */
167 ret = m5mols_write(sd, CAPC_SEL_FRAME, 1);
168 if (!ret)
169 ret = m5mols_write(sd, CAPP_YUVOUT_MAIN, REG_JPEG);
170 if (!ret)
171 ret = m5mols_write(sd, CAPP_MAIN_IMAGE_SIZE, resolution);
172 if (!ret)
173 ret = m5mols_enable_interrupt(sd, REG_INT_CAPTURE);
174 if (!ret)
175 ret = m5mols_write(sd, CAPC_START, REG_CAP_START_MAIN);
176 if (!ret) {
177 /* Wait for the capture completion interrupt */
178 timeout = wait_event_interruptible_timeout(info->irq_waitq,
179 test_bit(ST_CAPT_IRQ, &info->flags),
180 msecs_to_jiffies(2000));
181 if (test_and_clear_bit(ST_CAPT_IRQ, &info->flags)) {
182 ret = m5mols_capture_info(info);
183 if (!ret)
184 v4l2_subdev_notify(sd, 0, &info->cap.total);
185 }
186 }
187
188 return m5mols_capture_error_handler(info, timeout);
189}
diff --git a/drivers/media/video/m5mols/m5mols_controls.c b/drivers/media/video/m5mols/m5mols_controls.c
new file mode 100644
index 00000000000..d135d20d09c
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_controls.c
@@ -0,0 +1,299 @@
1/*
2 * Controls for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#include <linux/i2c.h>
17#include <linux/delay.h>
18#include <linux/videodev2.h>
19#include <media/v4l2-ctrls.h>
20
21#include "m5mols.h"
22#include "m5mols_reg.h"
23
24static struct m5mols_scenemode m5mols_default_scenemode[] = {
25 [REG_SCENE_NORMAL] = {
26 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
27 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
28 REG_AF_NORMAL, REG_FD_OFF,
29 REG_MCC_NORMAL, REG_LIGHT_OFF, REG_FLASH_OFF,
30 5, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
31 },
32 [REG_SCENE_PORTRAIT] = {
33 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
34 REG_CHROMA_ON, 3, REG_EDGE_ON, 4,
35 REG_AF_NORMAL, BIT_FD_EN | BIT_FD_DRAW_FACE_FRAME,
36 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
37 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
38 },
39 [REG_SCENE_LANDSCAPE] = {
40 REG_AE_ALL, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
41 REG_CHROMA_ON, 4, REG_EDGE_ON, 6,
42 REG_AF_NORMAL, REG_FD_OFF,
43 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
44 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
45 },
46 [REG_SCENE_SPORTS] = {
47 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
48 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
49 REG_AF_NORMAL, REG_FD_OFF,
50 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
51 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
52 },
53 [REG_SCENE_PARTY_INDOOR] = {
54 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
55 REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
56 REG_AF_NORMAL, REG_FD_OFF,
57 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
58 6, REG_ISO_200, REG_CAP_NONE, REG_WDR_OFF,
59 },
60 [REG_SCENE_BEACH_SNOW] = {
61 REG_AE_CENTER, REG_AE_INDEX_10_POS, REG_AWB_AUTO, 0,
62 REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
63 REG_AF_NORMAL, REG_FD_OFF,
64 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
65 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
66 },
67 [REG_SCENE_SUNSET] = {
68 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
69 REG_AWB_DAYLIGHT,
70 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
71 REG_AF_NORMAL, REG_FD_OFF,
72 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
73 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
74 },
75 [REG_SCENE_DAWN_DUSK] = {
76 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
77 REG_AWB_FLUORESCENT_1,
78 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
79 REG_AF_NORMAL, REG_FD_OFF,
80 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
81 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
82 },
83 [REG_SCENE_FALL] = {
84 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
85 REG_CHROMA_ON, 5, REG_EDGE_ON, 5,
86 REG_AF_NORMAL, REG_FD_OFF,
87 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
88 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
89 },
90 [REG_SCENE_NIGHT] = {
91 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
92 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
93 REG_AF_NORMAL, REG_FD_OFF,
94 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
95 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
96 },
97 [REG_SCENE_AGAINST_LIGHT] = {
98 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
99 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
100 REG_AF_NORMAL, REG_FD_OFF,
101 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
102 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
103 },
104 [REG_SCENE_FIRE] = {
105 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
106 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
107 REG_AF_NORMAL, REG_FD_OFF,
108 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
109 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
110 },
111 [REG_SCENE_TEXT] = {
112 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
113 REG_CHROMA_ON, 3, REG_EDGE_ON, 7,
114 REG_AF_MACRO, REG_FD_OFF,
115 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
116 6, REG_ISO_AUTO, REG_CAP_ANTI_SHAKE, REG_WDR_ON,
117 },
118 [REG_SCENE_CANDLE] = {
119 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
120 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
121 REG_AF_NORMAL, REG_FD_OFF,
122 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
123 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
124 },
125};
126
127/**
128 * m5mols_do_scenemode() - Change current scenemode
129 * @mode: Desired mode of the scenemode
130 *
131 * WARNING: The execution order is important. Do not change the order.
132 */
133int m5mols_do_scenemode(struct m5mols_info *info, u8 mode)
134{
135 struct v4l2_subdev *sd = &info->sd;
136 struct m5mols_scenemode scenemode = m5mols_default_scenemode[mode];
137 int ret;
138
139 if (mode > REG_SCENE_CANDLE)
140 return -EINVAL;
141
142 ret = m5mols_lock_3a(info, false);
143 if (!ret)
144 ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, mode);
145 if (!ret)
146 ret = m5mols_write(sd, AE_EV_PRESET_CAPTURE, mode);
147 if (!ret)
148 ret = m5mols_write(sd, AE_MODE, scenemode.metering);
149 if (!ret)
150 ret = m5mols_write(sd, AE_INDEX, scenemode.ev_bias);
151 if (!ret)
152 ret = m5mols_write(sd, AWB_MODE, scenemode.wb_mode);
153 if (!ret)
154 ret = m5mols_write(sd, AWB_MANUAL, scenemode.wb_preset);
155 if (!ret)
156 ret = m5mols_write(sd, MON_CHROMA_EN, scenemode.chroma_en);
157 if (!ret)
158 ret = m5mols_write(sd, MON_CHROMA_LVL, scenemode.chroma_lvl);
159 if (!ret)
160 ret = m5mols_write(sd, MON_EDGE_EN, scenemode.edge_en);
161 if (!ret)
162 ret = m5mols_write(sd, MON_EDGE_LVL, scenemode.edge_lvl);
163 if (!ret && is_available_af(info))
164 ret = m5mols_write(sd, AF_MODE, scenemode.af_range);
165 if (!ret && is_available_af(info))
166 ret = m5mols_write(sd, FD_CTL, scenemode.fd_mode);
167 if (!ret)
168 ret = m5mols_write(sd, MON_TONE_CTL, scenemode.tone);
169 if (!ret)
170 ret = m5mols_write(sd, AE_ISO, scenemode.iso);
171 if (!ret)
172 ret = m5mols_mode(info, REG_CAPTURE);
173 if (!ret)
174 ret = m5mols_write(sd, CAPP_WDR_EN, scenemode.wdr);
175 if (!ret)
176 ret = m5mols_write(sd, CAPP_MCC_MODE, scenemode.mcc);
177 if (!ret)
178 ret = m5mols_write(sd, CAPP_LIGHT_CTRL, scenemode.light);
179 if (!ret)
180 ret = m5mols_write(sd, CAPP_FLASH_CTRL, scenemode.flash);
181 if (!ret)
182 ret = m5mols_write(sd, CAPC_MODE, scenemode.capt_mode);
183 if (!ret)
184 ret = m5mols_mode(info, REG_MONITOR);
185
186 return ret;
187}
188
189static int m5mols_lock_ae(struct m5mols_info *info, bool lock)
190{
191 int ret = 0;
192
193 if (info->lock_ae != lock)
194 ret = m5mols_write(&info->sd, AE_LOCK,
195 lock ? REG_AE_LOCK : REG_AE_UNLOCK);
196 if (!ret)
197 info->lock_ae = lock;
198
199 return ret;
200}
201
202static int m5mols_lock_awb(struct m5mols_info *info, bool lock)
203{
204 int ret = 0;
205
206 if (info->lock_awb != lock)
207 ret = m5mols_write(&info->sd, AWB_LOCK,
208 lock ? REG_AWB_LOCK : REG_AWB_UNLOCK);
209 if (!ret)
210 info->lock_awb = lock;
211
212 return ret;
213}
214
215/* m5mols_lock_3a() - Lock 3A(Auto Exposure, Auto Whitebalance, Auto Focus) */
216int m5mols_lock_3a(struct m5mols_info *info, bool lock)
217{
218 int ret;
219
220 ret = m5mols_lock_ae(info, lock);
221 if (!ret)
222 ret = m5mols_lock_awb(info, lock);
223 /* Don't need to handle unlocking AF */
224 if (!ret && is_available_af(info) && lock)
225 ret = m5mols_write(&info->sd, AF_EXECUTE, REG_AF_STOP);
226
227 return ret;
228}
229
230/* m5mols_set_ctrl() - The main s_ctrl function called by m5mols_set_ctrl() */
231int m5mols_set_ctrl(struct v4l2_ctrl *ctrl)
232{
233 struct v4l2_subdev *sd = to_sd(ctrl);
234 struct m5mols_info *info = to_m5mols(sd);
235 int ret;
236
237 switch (ctrl->id) {
238 case V4L2_CID_ZOOM_ABSOLUTE:
239 return m5mols_write(sd, MON_ZOOM, ctrl->val);
240
241 case V4L2_CID_EXPOSURE_AUTO:
242 ret = m5mols_lock_ae(info,
243 ctrl->val == V4L2_EXPOSURE_AUTO ? false : true);
244 if (!ret && ctrl->val == V4L2_EXPOSURE_AUTO)
245 ret = m5mols_write(sd, AE_MODE, REG_AE_ALL);
246 if (!ret && ctrl->val == V4L2_EXPOSURE_MANUAL) {
247 int val = info->exposure->val;
248 ret = m5mols_write(sd, AE_MODE, REG_AE_OFF);
249 if (!ret)
250 ret = m5mols_write(sd, AE_MAN_GAIN_MON, val);
251 if (!ret)
252 ret = m5mols_write(sd, AE_MAN_GAIN_CAP, val);
253 }
254 return ret;
255
256 case V4L2_CID_AUTO_WHITE_BALANCE:
257 ret = m5mols_lock_awb(info, ctrl->val ? false : true);
258 if (!ret)
259 ret = m5mols_write(sd, AWB_MODE, ctrl->val ?
260 REG_AWB_AUTO : REG_AWB_PRESET);
261 return ret;
262
263 case V4L2_CID_SATURATION:
264 ret = m5mols_write(sd, MON_CHROMA_LVL, ctrl->val);
265 if (!ret)
266 ret = m5mols_write(sd, MON_CHROMA_EN, REG_CHROMA_ON);
267 return ret;
268
269 case V4L2_CID_COLORFX:
270 /*
271 * This control uses two kinds of registers: normal & color.
272 * The normal effect belongs to category 1, while the color
273 * one belongs to category 2.
274 *
275 * The normal effect uses one register: CAT1_EFFECT.
276 * The color effect uses three registers:
277 * CAT2_COLOR_EFFECT, CAT2_CFIXR, CAT2_CFIXB.
278 */
279 ret = m5mols_write(sd, PARM_EFFECT,
280 ctrl->val == V4L2_COLORFX_NEGATIVE ? REG_EFFECT_NEGA :
281 ctrl->val == V4L2_COLORFX_EMBOSS ? REG_EFFECT_EMBOSS :
282 REG_EFFECT_OFF);
283 if (!ret)
284 ret = m5mols_write(sd, MON_EFFECT,
285 ctrl->val == V4L2_COLORFX_SEPIA ?
286 REG_COLOR_EFFECT_ON : REG_COLOR_EFFECT_OFF);
287 if (!ret)
288 ret = m5mols_write(sd, MON_CFIXR,
289 ctrl->val == V4L2_COLORFX_SEPIA ?
290 REG_CFIXR_SEPIA : 0);
291 if (!ret)
292 ret = m5mols_write(sd, MON_CFIXB,
293 ctrl->val == V4L2_COLORFX_SEPIA ?
294 REG_CFIXB_SEPIA : 0);
295 return ret;
296 }
297
298 return -EINVAL;
299}
diff --git a/drivers/media/video/m5mols/m5mols_core.c b/drivers/media/video/m5mols/m5mols_core.c
new file mode 100644
index 00000000000..fb8e4a7a9dd
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_core.c
@@ -0,0 +1,1041 @@
1/*
2 * Driver for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#include <linux/i2c.h>
17#include <linux/slab.h>
18#include <linux/irq.h>
19#include <linux/interrupt.h>
20#include <linux/delay.h>
21#include <linux/gpio.h>
22#include <linux/regulator/consumer.h>
23#include <linux/videodev2.h>
24#include <media/v4l2-ctrls.h>
25#include <media/v4l2-device.h>
26#include <media/v4l2-subdev.h>
27#include <media/m5mols.h>
28
29#include "m5mols.h"
30#include "m5mols_reg.h"
31
32int m5mols_debug;
33module_param(m5mols_debug, int, 0644);
34
35#define MODULE_NAME "M5MOLS"
36#define M5MOLS_I2C_CHECK_RETRY 500
37
38/* The regulator consumer names for external voltage regulators */
39static struct regulator_bulk_data supplies[] = {
40 {
41 .supply = "core", /* ARM core power, 1.2V */
42 }, {
43 .supply = "dig_18", /* digital power 1, 1.8V */
44 }, {
45 .supply = "d_sensor", /* sensor power 1, 1.8V */
46 }, {
47 .supply = "dig_28", /* digital power 2, 2.8V */
48 }, {
49 .supply = "a_sensor", /* analog power */
50 }, {
51 .supply = "dig_12", /* digital power 3, 1.2V */
52 },
53};
54
55static struct v4l2_mbus_framefmt m5mols_default_ffmt[M5MOLS_RESTYPE_MAX] = {
56 [M5MOLS_RESTYPE_MONITOR] = {
57 .width = 1920,
58 .height = 1080,
59 .code = V4L2_MBUS_FMT_VYUY8_2X8,
60 .field = V4L2_FIELD_NONE,
61 .colorspace = V4L2_COLORSPACE_JPEG,
62 },
63 [M5MOLS_RESTYPE_CAPTURE] = {
64 .width = 1920,
65 .height = 1080,
66 .code = V4L2_MBUS_FMT_JPEG_1X8,
67 .field = V4L2_FIELD_NONE,
68 .colorspace = V4L2_COLORSPACE_JPEG,
69 },
70};
71#define SIZE_DEFAULT_FFMT ARRAY_SIZE(m5mols_default_ffmt)
72
73static const struct m5mols_resolution m5mols_reg_res[] = {
74 { 0x01, M5MOLS_RESTYPE_MONITOR, 128, 96 }, /* SUB-QCIF */
75 { 0x03, M5MOLS_RESTYPE_MONITOR, 160, 120 }, /* QQVGA */
76 { 0x05, M5MOLS_RESTYPE_MONITOR, 176, 144 }, /* QCIF */
77 { 0x06, M5MOLS_RESTYPE_MONITOR, 176, 176 },
78 { 0x08, M5MOLS_RESTYPE_MONITOR, 240, 320 }, /* QVGA */
79 { 0x09, M5MOLS_RESTYPE_MONITOR, 320, 240 }, /* QVGA */
80 { 0x0c, M5MOLS_RESTYPE_MONITOR, 240, 400 }, /* WQVGA */
81 { 0x0d, M5MOLS_RESTYPE_MONITOR, 400, 240 }, /* WQVGA */
82 { 0x0e, M5MOLS_RESTYPE_MONITOR, 352, 288 }, /* CIF */
83 { 0x13, M5MOLS_RESTYPE_MONITOR, 480, 360 },
84 { 0x15, M5MOLS_RESTYPE_MONITOR, 640, 360 }, /* qHD */
85 { 0x17, M5MOLS_RESTYPE_MONITOR, 640, 480 }, /* VGA */
86 { 0x18, M5MOLS_RESTYPE_MONITOR, 720, 480 },
87 { 0x1a, M5MOLS_RESTYPE_MONITOR, 800, 480 }, /* WVGA */
88 { 0x1f, M5MOLS_RESTYPE_MONITOR, 800, 600 }, /* SVGA */
89 { 0x21, M5MOLS_RESTYPE_MONITOR, 1280, 720 }, /* HD */
90 { 0x25, M5MOLS_RESTYPE_MONITOR, 1920, 1080 }, /* 1080p */
91 { 0x29, M5MOLS_RESTYPE_MONITOR, 3264, 2448 }, /* 2.63fps 8M */
92 { 0x39, M5MOLS_RESTYPE_MONITOR, 800, 602 }, /* AHS_MON debug */
93
94 { 0x02, M5MOLS_RESTYPE_CAPTURE, 320, 240 }, /* QVGA */
95 { 0x04, M5MOLS_RESTYPE_CAPTURE, 400, 240 }, /* WQVGA */
96 { 0x07, M5MOLS_RESTYPE_CAPTURE, 480, 360 },
97 { 0x08, M5MOLS_RESTYPE_CAPTURE, 640, 360 }, /* qHD */
98 { 0x09, M5MOLS_RESTYPE_CAPTURE, 640, 480 }, /* VGA */
99 { 0x0a, M5MOLS_RESTYPE_CAPTURE, 800, 480 }, /* WVGA */
100 { 0x10, M5MOLS_RESTYPE_CAPTURE, 1280, 720 }, /* HD */
101 { 0x14, M5MOLS_RESTYPE_CAPTURE, 1280, 960 }, /* 1M */
102 { 0x17, M5MOLS_RESTYPE_CAPTURE, 1600, 1200 }, /* 2M */
103 { 0x19, M5MOLS_RESTYPE_CAPTURE, 1920, 1080 }, /* Full-HD */
104 { 0x1a, M5MOLS_RESTYPE_CAPTURE, 2048, 1152 }, /* 3Mega */
105 { 0x1b, M5MOLS_RESTYPE_CAPTURE, 2048, 1536 },
106 { 0x1c, M5MOLS_RESTYPE_CAPTURE, 2560, 1440 }, /* 4Mega */
107 { 0x1d, M5MOLS_RESTYPE_CAPTURE, 2560, 1536 },
108 { 0x1f, M5MOLS_RESTYPE_CAPTURE, 2560, 1920 }, /* 5Mega */
109 { 0x21, M5MOLS_RESTYPE_CAPTURE, 3264, 1836 }, /* 6Mega */
110 { 0x22, M5MOLS_RESTYPE_CAPTURE, 3264, 1960 },
111 { 0x25, M5MOLS_RESTYPE_CAPTURE, 3264, 2448 }, /* 8Mega */
112};
113
114/**
115 * m5mols_swap_byte - an byte array to integer conversion function
116 * @size: size in bytes of I2C packet defined in the M-5MOLS datasheet
117 *
118 * Convert I2C data byte array with performing any required byte
119 * reordering to assure proper values for each data type, regardless
120 * of the architecture endianness.
121 */
122static u32 m5mols_swap_byte(u8 *data, u8 length)
123{
124 if (length == 1)
125 return *data;
126 else if (length == 2)
127 return be16_to_cpu(*((u16 *)data));
128 else
129 return be32_to_cpu(*((u32 *)data));
130}
131
132/**
133 * m5mols_read - I2C read function
134 * @reg: combination of size, category and command for the I2C packet
135 * @size: desired size of I2C packet
136 * @val: read value
137 */
138static int m5mols_read(struct v4l2_subdev *sd, u32 size, u32 reg, u32 *val)
139{
140 struct i2c_client *client = v4l2_get_subdevdata(sd);
141 u8 rbuf[M5MOLS_I2C_MAX_SIZE + 1];
142 u8 category = I2C_CATEGORY(reg);
143 u8 cmd = I2C_COMMAND(reg);
144 struct i2c_msg msg[2];
145 u8 wbuf[5];
146 int ret;
147
148 if (!client->adapter)
149 return -ENODEV;
150
151 msg[0].addr = client->addr;
152 msg[0].flags = 0;
153 msg[0].len = 5;
154 msg[0].buf = wbuf;
155 wbuf[0] = 5;
156 wbuf[1] = M5MOLS_BYTE_READ;
157 wbuf[2] = category;
158 wbuf[3] = cmd;
159 wbuf[4] = size;
160
161 msg[1].addr = client->addr;
162 msg[1].flags = I2C_M_RD;
163 msg[1].len = size + 1;
164 msg[1].buf = rbuf;
165
166 /* minimum stabilization time */
167 usleep_range(200, 200);
168
169 ret = i2c_transfer(client->adapter, msg, 2);
170 if (ret < 0) {
171 v4l2_err(sd, "read failed: size:%d cat:%02x cmd:%02x. %d\n",
172 size, category, cmd, ret);
173 return ret;
174 }
175
176 *val = m5mols_swap_byte(&rbuf[1], size);
177
178 return 0;
179}
180
181int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg, u8 *val)
182{
183 u32 val_32;
184 int ret;
185
186 if (I2C_SIZE(reg) != 1) {
187 v4l2_err(sd, "Wrong data size\n");
188 return -EINVAL;
189 }
190
191 ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
192 if (ret)
193 return ret;
194
195 *val = (u8)val_32;
196 return ret;
197}
198
199int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg, u16 *val)
200{
201 u32 val_32;
202 int ret;
203
204 if (I2C_SIZE(reg) != 2) {
205 v4l2_err(sd, "Wrong data size\n");
206 return -EINVAL;
207 }
208
209 ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
210 if (ret)
211 return ret;
212
213 *val = (u16)val_32;
214 return ret;
215}
216
217int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg, u32 *val)
218{
219 if (I2C_SIZE(reg) != 4) {
220 v4l2_err(sd, "Wrong data size\n");
221 return -EINVAL;
222 }
223
224 return m5mols_read(sd, I2C_SIZE(reg), reg, val);
225}
226
227/**
228 * m5mols_write - I2C command write function
229 * @reg: combination of size, category and command for the I2C packet
230 * @val: value to write
231 */
232int m5mols_write(struct v4l2_subdev *sd, u32 reg, u32 val)
233{
234 struct i2c_client *client = v4l2_get_subdevdata(sd);
235 u8 wbuf[M5MOLS_I2C_MAX_SIZE + 4];
236 u8 category = I2C_CATEGORY(reg);
237 u8 cmd = I2C_COMMAND(reg);
238 u8 size = I2C_SIZE(reg);
239 u32 *buf = (u32 *)&wbuf[4];
240 struct i2c_msg msg[1];
241 int ret;
242
243 if (!client->adapter)
244 return -ENODEV;
245
246 if (size != 1 && size != 2 && size != 4) {
247 v4l2_err(sd, "Wrong data size\n");
248 return -EINVAL;
249 }
250
251 msg->addr = client->addr;
252 msg->flags = 0;
253 msg->len = (u16)size + 4;
254 msg->buf = wbuf;
255 wbuf[0] = size + 4;
256 wbuf[1] = M5MOLS_BYTE_WRITE;
257 wbuf[2] = category;
258 wbuf[3] = cmd;
259
260 *buf = m5mols_swap_byte((u8 *)&val, size);
261
262 usleep_range(200, 200);
263
264 ret = i2c_transfer(client->adapter, msg, 1);
265 if (ret < 0) {
266 v4l2_err(sd, "write failed: size:%d cat:%02x cmd:%02x. %d\n",
267 size, category, cmd, ret);
268 return ret;
269 }
270
271 return 0;
272}
273
274int m5mols_busy(struct v4l2_subdev *sd, u8 category, u8 cmd, u8 mask)
275{
276 u8 busy;
277 int i;
278 int ret;
279
280 for (i = 0; i < M5MOLS_I2C_CHECK_RETRY; i++) {
281 ret = m5mols_read_u8(sd, I2C_REG(category, cmd, 1), &busy);
282 if (ret < 0)
283 return ret;
284 if ((busy & mask) == mask)
285 return 0;
286 }
287 return -EBUSY;
288}
289
290/**
291 * m5mols_enable_interrupt - Clear interrupt pending bits and unmask interrupts
292 *
293 * Before writing desired interrupt value the INT_FACTOR register should
294 * be read to clear pending interrupts.
295 */
296int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg)
297{
298 struct m5mols_info *info = to_m5mols(sd);
299 u8 mask = is_available_af(info) ? REG_INT_AF : 0;
300 u8 dummy;
301 int ret;
302
303 ret = m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &dummy);
304 if (!ret)
305 ret = m5mols_write(sd, SYSTEM_INT_ENABLE, reg & ~mask);
306 return ret;
307}
308
309/**
310 * m5mols_reg_mode - Write the mode and check busy status
311 *
312 * It always accompanies a little delay changing the M-5MOLS mode, so it is
313 * needed checking current busy status to guarantee right mode.
314 */
315static int m5mols_reg_mode(struct v4l2_subdev *sd, u8 mode)
316{
317 int ret = m5mols_write(sd, SYSTEM_SYSMODE, mode);
318
319 return ret ? ret : m5mols_busy(sd, CAT_SYSTEM, CAT0_SYSMODE, mode);
320}
321
322/**
323 * m5mols_mode - manage the M-5MOLS's mode
324 * @mode: the required operation mode
325 *
326 * The commands of M-5MOLS are grouped into specific modes. Each functionality
327 * can be guaranteed only when the sensor is operating in mode which which
328 * a command belongs to.
329 */
330int m5mols_mode(struct m5mols_info *info, u8 mode)
331{
332 struct v4l2_subdev *sd = &info->sd;
333 int ret = -EINVAL;
334 u8 reg;
335
336 if (mode < REG_PARAMETER && mode > REG_CAPTURE)
337 return ret;
338
339 ret = m5mols_read_u8(sd, SYSTEM_SYSMODE, &reg);
340 if ((!ret && reg == mode) || ret)
341 return ret;
342
343 switch (reg) {
344 case REG_PARAMETER:
345 ret = m5mols_reg_mode(sd, REG_MONITOR);
346 if (!ret && mode == REG_MONITOR)
347 break;
348 if (!ret)
349 ret = m5mols_reg_mode(sd, REG_CAPTURE);
350 break;
351
352 case REG_MONITOR:
353 if (mode == REG_PARAMETER) {
354 ret = m5mols_reg_mode(sd, REG_PARAMETER);
355 break;
356 }
357
358 ret = m5mols_reg_mode(sd, REG_CAPTURE);
359 break;
360
361 case REG_CAPTURE:
362 ret = m5mols_reg_mode(sd, REG_MONITOR);
363 if (!ret && mode == REG_MONITOR)
364 break;
365 if (!ret)
366 ret = m5mols_reg_mode(sd, REG_PARAMETER);
367 break;
368
369 default:
370 v4l2_warn(sd, "Wrong mode: %d\n", mode);
371 }
372
373 if (!ret)
374 info->mode = mode;
375
376 return ret;
377}
378
379/**
380 * m5mols_get_version - retrieve full revisions information of M-5MOLS
381 *
382 * The version information includes revisions of hardware and firmware,
383 * AutoFocus alghorithm version and the version string.
384 */
385static int m5mols_get_version(struct v4l2_subdev *sd)
386{
387 struct m5mols_info *info = to_m5mols(sd);
388 struct m5mols_version *ver = &info->ver;
389 u8 *str = ver->str;
390 int i;
391 int ret;
392
393 ret = m5mols_read_u8(sd, SYSTEM_VER_CUSTOMER, &ver->customer);
394 if (!ret)
395 ret = m5mols_read_u8(sd, SYSTEM_VER_PROJECT, &ver->project);
396 if (!ret)
397 ret = m5mols_read_u16(sd, SYSTEM_VER_FIRMWARE, &ver->fw);
398 if (!ret)
399 ret = m5mols_read_u16(sd, SYSTEM_VER_HARDWARE, &ver->hw);
400 if (!ret)
401 ret = m5mols_read_u16(sd, SYSTEM_VER_PARAMETER, &ver->param);
402 if (!ret)
403 ret = m5mols_read_u16(sd, SYSTEM_VER_AWB, &ver->awb);
404 if (!ret)
405 ret = m5mols_read_u8(sd, AF_VERSION, &ver->af);
406 if (ret)
407 return ret;
408
409 for (i = 0; i < VERSION_STRING_SIZE; i++) {
410 ret = m5mols_read_u8(sd, SYSTEM_VER_STRING, &str[i]);
411 if (ret)
412 return ret;
413 }
414
415 ver->fw = be16_to_cpu(ver->fw);
416 ver->hw = be16_to_cpu(ver->hw);
417 ver->param = be16_to_cpu(ver->param);
418 ver->awb = be16_to_cpu(ver->awb);
419
420 v4l2_info(sd, "Manufacturer\t[%s]\n",
421 is_manufacturer(info, REG_SAMSUNG_ELECTRO) ?
422 "Samsung Electro-Machanics" :
423 is_manufacturer(info, REG_SAMSUNG_OPTICS) ?
424 "Samsung Fiber-Optics" :
425 is_manufacturer(info, REG_SAMSUNG_TECHWIN) ?
426 "Samsung Techwin" : "None");
427 v4l2_info(sd, "Customer/Project\t[0x%02x/0x%02x]\n",
428 info->ver.customer, info->ver.project);
429
430 if (!is_available_af(info))
431 v4l2_info(sd, "No support Auto Focus on this firmware\n");
432
433 return ret;
434}
435
436/**
437 * __find_restype - Lookup M-5MOLS resolution type according to pixel code
438 * @code: pixel code
439 */
440static enum m5mols_restype __find_restype(enum v4l2_mbus_pixelcode code)
441{
442 enum m5mols_restype type = M5MOLS_RESTYPE_MONITOR;
443
444 do {
445 if (code == m5mols_default_ffmt[type].code)
446 return type;
447 } while (type++ != SIZE_DEFAULT_FFMT);
448
449 return 0;
450}
451
452/**
453 * __find_resolution - Lookup preset and type of M-5MOLS's resolution
454 * @mf: pixel format to find/negotiate the resolution preset for
455 * @type: M-5MOLS resolution type
456 * @resolution: M-5MOLS resolution preset register value
457 *
458 * Find nearest resolution matching resolution preset and adjust mf
459 * to supported values.
460 */
461static int __find_resolution(struct v4l2_subdev *sd,
462 struct v4l2_mbus_framefmt *mf,
463 enum m5mols_restype *type,
464 u32 *resolution)
465{
466 const struct m5mols_resolution *fsize = &m5mols_reg_res[0];
467 const struct m5mols_resolution *match = NULL;
468 enum m5mols_restype stype = __find_restype(mf->code);
469 int i = ARRAY_SIZE(m5mols_reg_res);
470 unsigned int min_err = ~0;
471
472 while (i--) {
473 int err;
474 if (stype == fsize->type) {
475 err = abs(fsize->width - mf->width)
476 + abs(fsize->height - mf->height);
477
478 if (err < min_err) {
479 min_err = err;
480 match = fsize;
481 }
482 }
483 fsize++;
484 }
485 if (match) {
486 mf->width = match->width;
487 mf->height = match->height;
488 *resolution = match->reg;
489 *type = stype;
490 return 0;
491 }
492
493 return -EINVAL;
494}
495
496static struct v4l2_mbus_framefmt *__find_format(struct m5mols_info *info,
497 struct v4l2_subdev_fh *fh,
498 enum v4l2_subdev_format_whence which,
499 enum m5mols_restype type)
500{
501 if (which == V4L2_SUBDEV_FORMAT_TRY)
502 return fh ? v4l2_subdev_get_try_format(fh, 0) : NULL;
503
504 return &info->ffmt[type];
505}
506
507static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
508 struct v4l2_subdev_format *fmt)
509{
510 struct m5mols_info *info = to_m5mols(sd);
511 struct v4l2_mbus_framefmt *format;
512
513 if (fmt->pad != 0)
514 return -EINVAL;
515
516 format = __find_format(info, fh, fmt->which, info->res_type);
517 if (!format)
518 return -EINVAL;
519
520 fmt->format = *format;
521 return 0;
522}
523
524static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
525 struct v4l2_subdev_format *fmt)
526{
527 struct m5mols_info *info = to_m5mols(sd);
528 struct v4l2_mbus_framefmt *format = &fmt->format;
529 struct v4l2_mbus_framefmt *sfmt;
530 enum m5mols_restype type;
531 u32 resolution = 0;
532 int ret;
533
534 if (fmt->pad != 0)
535 return -EINVAL;
536
537 ret = __find_resolution(sd, format, &type, &resolution);
538 if (ret < 0)
539 return ret;
540
541 sfmt = __find_format(info, fh, fmt->which, type);
542 if (!sfmt)
543 return 0;
544
545 *sfmt = m5mols_default_ffmt[type];
546 sfmt->width = format->width;
547 sfmt->height = format->height;
548
549 if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
550 info->resolution = resolution;
551 info->code = format->code;
552 info->res_type = type;
553 }
554
555 return 0;
556}
557
558static int m5mols_enum_mbus_code(struct v4l2_subdev *sd,
559 struct v4l2_subdev_fh *fh,
560 struct v4l2_subdev_mbus_code_enum *code)
561{
562 if (!code || code->index >= SIZE_DEFAULT_FFMT)
563 return -EINVAL;
564
565 code->code = m5mols_default_ffmt[code->index].code;
566
567 return 0;
568}
569
570static struct v4l2_subdev_pad_ops m5mols_pad_ops = {
571 .enum_mbus_code = m5mols_enum_mbus_code,
572 .get_fmt = m5mols_get_fmt,
573 .set_fmt = m5mols_set_fmt,
574};
575
576/**
577 * m5mols_sync_controls - Apply default scene mode and the current controls
578 *
579 * This is used only streaming for syncing between v4l2_ctrl framework and
580 * m5mols's controls. First, do the scenemode to the sensor, then call
581 * v4l2_ctrl_handler_setup. It can be same between some commands and
582 * the scenemode's in the default v4l2_ctrls. But, such commands of control
583 * should be prior to the scenemode's one.
584 */
585int m5mols_sync_controls(struct m5mols_info *info)
586{
587 int ret = -EINVAL;
588
589 if (!is_ctrl_synced(info)) {
590 ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL);
591 if (ret)
592 return ret;
593
594 v4l2_ctrl_handler_setup(&info->handle);
595 info->ctrl_sync = true;
596 }
597
598 return ret;
599}
600
601/**
602 * m5mols_start_monitor - Start the monitor mode
603 *
604 * Before applying the controls setup the resolution and frame rate
605 * in PARAMETER mode, and then switch over to MONITOR mode.
606 */
607static int m5mols_start_monitor(struct m5mols_info *info)
608{
609 struct v4l2_subdev *sd = &info->sd;
610 int ret;
611
612 ret = m5mols_mode(info, REG_PARAMETER);
613 if (!ret)
614 ret = m5mols_write(sd, PARM_MON_SIZE, info->resolution);
615 if (!ret)
616 ret = m5mols_write(sd, PARM_MON_FPS, REG_FPS_30);
617 if (!ret)
618 ret = m5mols_mode(info, REG_MONITOR);
619 if (!ret)
620 ret = m5mols_sync_controls(info);
621
622 return ret;
623}
624
625static int m5mols_s_stream(struct v4l2_subdev *sd, int enable)
626{
627 struct m5mols_info *info = to_m5mols(sd);
628
629 if (enable) {
630 int ret = -EINVAL;
631
632 if (is_code(info->code, M5MOLS_RESTYPE_MONITOR))
633 ret = m5mols_start_monitor(info);
634 if (is_code(info->code, M5MOLS_RESTYPE_CAPTURE))
635 ret = m5mols_start_capture(info);
636
637 return ret;
638 }
639
640 return m5mols_mode(info, REG_PARAMETER);
641}
642
643static const struct v4l2_subdev_video_ops m5mols_video_ops = {
644 .s_stream = m5mols_s_stream,
645};
646
647static int m5mols_s_ctrl(struct v4l2_ctrl *ctrl)
648{
649 struct v4l2_subdev *sd = to_sd(ctrl);
650 struct m5mols_info *info = to_m5mols(sd);
651 int ret;
652
653 info->mode_save = info->mode;
654
655 ret = m5mols_mode(info, REG_PARAMETER);
656 if (!ret)
657 ret = m5mols_set_ctrl(ctrl);
658 if (!ret)
659 ret = m5mols_mode(info, info->mode_save);
660
661 return ret;
662}
663
664static const struct v4l2_ctrl_ops m5mols_ctrl_ops = {
665 .s_ctrl = m5mols_s_ctrl,
666};
667
668static int m5mols_sensor_power(struct m5mols_info *info, bool enable)
669{
670 struct v4l2_subdev *sd = &info->sd;
671 struct i2c_client *client = v4l2_get_subdevdata(sd);
672 const struct m5mols_platform_data *pdata = info->pdata;
673 int ret;
674
675 if (enable) {
676 if (is_powered(info))
677 return 0;
678
679 if (info->set_power) {
680 ret = info->set_power(&client->dev, 1);
681 if (ret)
682 return ret;
683 }
684
685 ret = regulator_bulk_enable(ARRAY_SIZE(supplies), supplies);
686 if (ret) {
687 info->set_power(&client->dev, 0);
688 return ret;
689 }
690
691 gpio_set_value(pdata->gpio_reset, !pdata->reset_polarity);
692 usleep_range(1000, 1000);
693 info->power = true;
694
695 return ret;
696 }
697
698 if (!is_powered(info))
699 return 0;
700
701 ret = regulator_bulk_disable(ARRAY_SIZE(supplies), supplies);
702 if (ret)
703 return ret;
704
705 if (info->set_power)
706 info->set_power(&client->dev, 0);
707
708 gpio_set_value(pdata->gpio_reset, pdata->reset_polarity);
709 usleep_range(1000, 1000);
710 info->power = false;
711
712 return ret;
713}
714
715/* m5mols_update_fw - optional firmware update routine */
716int __attribute__ ((weak)) m5mols_update_fw(struct v4l2_subdev *sd,
717 int (*set_power)(struct m5mols_info *, bool))
718{
719 return 0;
720}
721
722/**
723 * m5mols_sensor_armboot - Booting M-5MOLS internal ARM core.
724 *
725 * Booting internal ARM core makes the M-5MOLS is ready for getting commands
726 * with I2C. It's the first thing to be done after it powered up. It must wait
727 * at least 520ms recommended by M-5MOLS datasheet, after executing arm booting.
728 */
729static int m5mols_sensor_armboot(struct v4l2_subdev *sd)
730{
731 int ret;
732
733 ret = m5mols_write(sd, FLASH_CAM_START, REG_START_ARM_BOOT);
734 if (ret < 0)
735 return ret;
736
737 msleep(520);
738
739 ret = m5mols_get_version(sd);
740 if (!ret)
741 ret = m5mols_update_fw(sd, m5mols_sensor_power);
742 if (ret)
743 return ret;
744
745 v4l2_dbg(1, m5mols_debug, sd, "Success ARM Booting\n");
746
747 ret = m5mols_write(sd, PARM_INTERFACE, REG_INTERFACE_MIPI);
748 if (!ret)
749 ret = m5mols_enable_interrupt(sd, REG_INT_AF);
750
751 return ret;
752}
753
754static int m5mols_init_controls(struct m5mols_info *info)
755{
756 struct v4l2_subdev *sd = &info->sd;
757 u16 max_exposure;
758 u16 step_zoom;
759 int ret;
760
761 /* Determine value's range & step of controls for various FW version */
762 ret = m5mols_read_u16(sd, AE_MAX_GAIN_MON, &max_exposure);
763 if (!ret)
764 step_zoom = is_manufacturer(info, REG_SAMSUNG_OPTICS) ? 31 : 1;
765 if (ret)
766 return ret;
767
768 v4l2_ctrl_handler_init(&info->handle, 6);
769 info->autowb = v4l2_ctrl_new_std(&info->handle,
770 &m5mols_ctrl_ops, V4L2_CID_AUTO_WHITE_BALANCE,
771 0, 1, 1, 0);
772 info->saturation = v4l2_ctrl_new_std(&info->handle,
773 &m5mols_ctrl_ops, V4L2_CID_SATURATION,
774 1, 5, 1, 3);
775 info->zoom = v4l2_ctrl_new_std(&info->handle,
776 &m5mols_ctrl_ops, V4L2_CID_ZOOM_ABSOLUTE,
777 1, 70, step_zoom, 1);
778 info->exposure = v4l2_ctrl_new_std(&info->handle,
779 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE,
780 0, max_exposure, 1, (int)max_exposure/2);
781 info->colorfx = v4l2_ctrl_new_std_menu(&info->handle,
782 &m5mols_ctrl_ops, V4L2_CID_COLORFX,
783 4, (1 << V4L2_COLORFX_BW), V4L2_COLORFX_NONE);
784 info->autoexposure = v4l2_ctrl_new_std_menu(&info->handle,
785 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_AUTO,
786 1, 0, V4L2_EXPOSURE_MANUAL);
787
788 sd->ctrl_handler = &info->handle;
789 if (info->handle.error) {
790 v4l2_err(sd, "Failed to initialize controls: %d\n", ret);
791 v4l2_ctrl_handler_free(&info->handle);
792 return info->handle.error;
793 }
794
795 v4l2_ctrl_cluster(2, &info->autoexposure);
796
797 return 0;
798}
799
800/**
801 * m5mols_s_power - Main sensor power control function
802 *
803 * To prevent breaking the lens when the sensor is powered off the Soft-Landing
804 * algorithm is called where available. The Soft-Landing algorithm availability
805 * dependends on the firmware provider.
806 */
807static int m5mols_s_power(struct v4l2_subdev *sd, int on)
808{
809 struct m5mols_info *info = to_m5mols(sd);
810 int ret;
811
812 if (on) {
813 ret = m5mols_sensor_power(info, true);
814 if (!ret)
815 ret = m5mols_sensor_armboot(sd);
816 if (!ret)
817 ret = m5mols_init_controls(info);
818 if (ret)
819 return ret;
820
821 info->ffmt[M5MOLS_RESTYPE_MONITOR] =
822 m5mols_default_ffmt[M5MOLS_RESTYPE_MONITOR];
823 info->ffmt[M5MOLS_RESTYPE_CAPTURE] =
824 m5mols_default_ffmt[M5MOLS_RESTYPE_CAPTURE];
825 return ret;
826 }
827
828 if (is_manufacturer(info, REG_SAMSUNG_TECHWIN)) {
829 ret = m5mols_mode(info, REG_MONITOR);
830 if (!ret)
831 ret = m5mols_write(sd, AF_EXECUTE, REG_AF_STOP);
832 if (!ret)
833 ret = m5mols_write(sd, AF_MODE, REG_AF_POWEROFF);
834 if (!ret)
835 ret = m5mols_busy(sd, CAT_SYSTEM, CAT0_STATUS,
836 REG_AF_IDLE);
837 if (!ret)
838 v4l2_info(sd, "Success soft-landing lens\n");
839 }
840
841 ret = m5mols_sensor_power(info, false);
842 if (!ret) {
843 v4l2_ctrl_handler_free(&info->handle);
844 info->ctrl_sync = false;
845 }
846
847 return ret;
848}
849
850static int m5mols_log_status(struct v4l2_subdev *sd)
851{
852 struct m5mols_info *info = to_m5mols(sd);
853
854 v4l2_ctrl_handler_log_status(&info->handle, sd->name);
855
856 return 0;
857}
858
859static const struct v4l2_subdev_core_ops m5mols_core_ops = {
860 .s_power = m5mols_s_power,
861 .g_ctrl = v4l2_subdev_g_ctrl,
862 .s_ctrl = v4l2_subdev_s_ctrl,
863 .queryctrl = v4l2_subdev_queryctrl,
864 .querymenu = v4l2_subdev_querymenu,
865 .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
866 .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
867 .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
868 .log_status = m5mols_log_status,
869};
870
871static const struct v4l2_subdev_ops m5mols_ops = {
872 .core = &m5mols_core_ops,
873 .pad = &m5mols_pad_ops,
874 .video = &m5mols_video_ops,
875};
876
877static void m5mols_irq_work(struct work_struct *work)
878{
879 struct m5mols_info *info =
880 container_of(work, struct m5mols_info, work_irq);
881 struct v4l2_subdev *sd = &info->sd;
882 u8 reg;
883 int ret;
884
885 if (!is_powered(info) ||
886 m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &info->interrupt))
887 return;
888
889 switch (info->interrupt & REG_INT_MASK) {
890 case REG_INT_AF:
891 if (!is_available_af(info))
892 break;
893 ret = m5mols_read_u8(sd, AF_STATUS, &reg);
894 v4l2_dbg(2, m5mols_debug, sd, "AF %s\n",
895 reg == REG_AF_FAIL ? "Failed" :
896 reg == REG_AF_SUCCESS ? "Success" :
897 reg == REG_AF_IDLE ? "Idle" : "Busy");
898 break;
899 case REG_INT_CAPTURE:
900 if (!test_and_set_bit(ST_CAPT_IRQ, &info->flags))
901 wake_up_interruptible(&info->irq_waitq);
902
903 v4l2_dbg(2, m5mols_debug, sd, "CAPTURE\n");
904 break;
905 default:
906 v4l2_dbg(2, m5mols_debug, sd, "Undefined: %02x\n", reg);
907 break;
908 };
909}
910
911static irqreturn_t m5mols_irq_handler(int irq, void *data)
912{
913 struct v4l2_subdev *sd = data;
914 struct m5mols_info *info = to_m5mols(sd);
915
916 schedule_work(&info->work_irq);
917
918 return IRQ_HANDLED;
919}
920
921static int __devinit m5mols_probe(struct i2c_client *client,
922 const struct i2c_device_id *id)
923{
924 const struct m5mols_platform_data *pdata = client->dev.platform_data;
925 struct m5mols_info *info;
926 struct v4l2_subdev *sd;
927 int ret;
928
929 if (pdata == NULL) {
930 dev_err(&client->dev, "No platform data\n");
931 return -EINVAL;
932 }
933
934 if (!gpio_is_valid(pdata->gpio_reset)) {
935 dev_err(&client->dev, "No valid RESET GPIO specified\n");
936 return -EINVAL;
937 }
938
939 if (!pdata->irq) {
940 dev_err(&client->dev, "Interrupt not assigned\n");
941 return -EINVAL;
942 }
943
944 info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL);
945 if (!info)
946 return -ENOMEM;
947
948 info->pdata = pdata;
949 info->set_power = pdata->set_power;
950
951 ret = gpio_request(pdata->gpio_reset, "M5MOLS_NRST");
952 if (ret) {
953 dev_err(&client->dev, "Failed to request gpio: %d\n", ret);
954 goto out_free;
955 }
956 gpio_direction_output(pdata->gpio_reset, pdata->reset_polarity);
957
958 ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies);
959 if (ret) {
960 dev_err(&client->dev, "Failed to get regulators: %d\n", ret);
961 goto out_gpio;
962 }
963
964 sd = &info->sd;
965 strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
966 v4l2_i2c_subdev_init(sd, client, &m5mols_ops);
967
968 info->pad.flags = MEDIA_PAD_FL_SOURCE;
969 ret = media_entity_init(&sd->entity, 1, &info->pad, 0);
970 if (ret < 0)
971 goto out_reg;
972 sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR;
973
974 init_waitqueue_head(&info->irq_waitq);
975 INIT_WORK(&info->work_irq, m5mols_irq_work);
976 ret = request_irq(pdata->irq, m5mols_irq_handler,
977 IRQF_TRIGGER_RISING, MODULE_NAME, sd);
978 if (ret) {
979 dev_err(&client->dev, "Interrupt request failed: %d\n", ret);
980 goto out_me;
981 }
982 info->res_type = M5MOLS_RESTYPE_MONITOR;
983 return 0;
984out_me:
985 media_entity_cleanup(&sd->entity);
986out_reg:
987 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
988out_gpio:
989 gpio_free(pdata->gpio_reset);
990out_free:
991 kfree(info);
992 return ret;
993}
994
995static int __devexit m5mols_remove(struct i2c_client *client)
996{
997 struct v4l2_subdev *sd = i2c_get_clientdata(client);
998 struct m5mols_info *info = to_m5mols(sd);
999
1000 v4l2_device_unregister_subdev(sd);
1001 free_irq(info->pdata->irq, sd);
1002
1003 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
1004 gpio_free(info->pdata->gpio_reset);
1005 media_entity_cleanup(&sd->entity);
1006 kfree(info);
1007 return 0;
1008}
1009
1010static const struct i2c_device_id m5mols_id[] = {
1011 { MODULE_NAME, 0 },
1012 { },
1013};
1014MODULE_DEVICE_TABLE(i2c, m5mols_id);
1015
1016static struct i2c_driver m5mols_i2c_driver = {
1017 .driver = {
1018 .name = MODULE_NAME,
1019 },
1020 .probe = m5mols_probe,
1021 .remove = __devexit_p(m5mols_remove),
1022 .id_table = m5mols_id,
1023};
1024
1025static int __init m5mols_mod_init(void)
1026{
1027 return i2c_add_driver(&m5mols_i2c_driver);
1028}
1029
1030static void __exit m5mols_mod_exit(void)
1031{
1032 i2c_del_driver(&m5mols_i2c_driver);
1033}
1034
1035module_init(m5mols_mod_init);
1036module_exit(m5mols_mod_exit);
1037
1038MODULE_AUTHOR("HeungJun Kim <riverful.kim@samsung.com>");
1039MODULE_AUTHOR("Dongsoo Kim <dongsoo45.kim@samsung.com>");
1040MODULE_DESCRIPTION("Fujitsu M-5MOLS 8M Pixel camera driver");
1041MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/m5mols/m5mols_reg.h b/drivers/media/video/m5mols/m5mols_reg.h
new file mode 100644
index 00000000000..c755bd6edfe
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_reg.h
@@ -0,0 +1,410 @@
1/*
2 * Register map for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#ifndef M5MOLS_REG_H
17#define M5MOLS_REG_H
18
19#define M5MOLS_I2C_MAX_SIZE 4
20#define M5MOLS_BYTE_READ 0x01
21#define M5MOLS_BYTE_WRITE 0x02
22
23#define I2C_CATEGORY(__cat) ((__cat >> 16) & 0xff)
24#define I2C_COMMAND(__comm) ((__comm >> 8) & 0xff)
25#define I2C_SIZE(__reg_s) ((__reg_s) & 0xff)
26#define I2C_REG(__cat, __cmd, __reg_s) ((__cat << 16) | (__cmd << 8) | __reg_s)
27
28/*
29 * Category section register
30 *
31 * The category means set including relevant command of M-5MOLS.
32 */
33#define CAT_SYSTEM 0x00
34#define CAT_PARAM 0x01
35#define CAT_MONITOR 0x02
36#define CAT_AE 0x03
37#define CAT_WB 0x06
38#define CAT_EXIF 0x07
39#define CAT_FD 0x09
40#define CAT_LENS 0x0a
41#define CAT_CAPT_PARM 0x0b
42#define CAT_CAPT_CTRL 0x0c
43#define CAT_FLASH 0x0f /* related to FW, revisions, booting */
44
45/*
46 * Category 0 - SYSTEM mode
47 *
48 * The SYSTEM mode in the M-5MOLS means area available to handle with the whole
49 * & all-round system of sensor. It deals with version/interrupt/setting mode &
50 * even sensor's status. Especially, the M-5MOLS sensor with ISP varies by
51 * packaging & manufacturer, even the customer and project code. And the
52 * function details may vary among them. The version information helps to
53 * determine what methods shall be used in the driver.
54 *
55 * There is many registers between customer version address and awb one. For
56 * more specific contents, see definition if file m5mols.h.
57 */
58#define CAT0_VER_CUSTOMER 0x00 /* customer version */
59#define CAT0_VER_PROJECT 0x01 /* project version */
60#define CAT0_VER_FIRMWARE 0x02 /* Firmware version */
61#define CAT0_VER_HARDWARE 0x04 /* Hardware version */
62#define CAT0_VER_PARAMETER 0x06 /* Parameter version */
63#define CAT0_VER_AWB 0x08 /* Auto WB version */
64#define CAT0_VER_STRING 0x0a /* string including M-5MOLS */
65#define CAT0_SYSMODE 0x0b /* SYSTEM mode register */
66#define CAT0_STATUS 0x0c /* SYSTEM mode status register */
67#define CAT0_INT_FACTOR 0x10 /* interrupt pending register */
68#define CAT0_INT_ENABLE 0x11 /* interrupt enable register */
69
70#define SYSTEM_VER_CUSTOMER I2C_REG(CAT_SYSTEM, CAT0_VER_CUSTOMER, 1)
71#define SYSTEM_VER_PROJECT I2C_REG(CAT_SYSTEM, CAT0_VER_PROJECT, 1)
72#define SYSTEM_VER_FIRMWARE I2C_REG(CAT_SYSTEM, CAT0_VER_FIRMWARE, 2)
73#define SYSTEM_VER_HARDWARE I2C_REG(CAT_SYSTEM, CAT0_VER_HARDWARE, 2)
74#define SYSTEM_VER_PARAMETER I2C_REG(CAT_SYSTEM, CAT0_VER_PARAMETER, 2)
75#define SYSTEM_VER_AWB I2C_REG(CAT_SYSTEM, CAT0_VER_AWB, 2)
76
77#define SYSTEM_SYSMODE I2C_REG(CAT_SYSTEM, CAT0_SYSMODE, 1)
78#define REG_SYSINIT 0x00 /* SYSTEM mode */
79#define REG_PARAMETER 0x01 /* PARAMETER mode */
80#define REG_MONITOR 0x02 /* MONITOR mode */
81#define REG_CAPTURE 0x03 /* CAPTURE mode */
82
83#define SYSTEM_CMD(__cmd) I2C_REG(CAT_SYSTEM, cmd, 1)
84#define SYSTEM_VER_STRING I2C_REG(CAT_SYSTEM, CAT0_VER_STRING, 1)
85#define REG_SAMSUNG_ELECTRO "SE" /* Samsung Electro-Mechanics */
86#define REG_SAMSUNG_OPTICS "OP" /* Samsung Fiber-Optics */
87#define REG_SAMSUNG_TECHWIN "TB" /* Samsung Techwin */
88
89#define SYSTEM_INT_FACTOR I2C_REG(CAT_SYSTEM, CAT0_INT_FACTOR, 1)
90#define SYSTEM_INT_ENABLE I2C_REG(CAT_SYSTEM, CAT0_INT_ENABLE, 1)
91#define REG_INT_MODE (1 << 0)
92#define REG_INT_AF (1 << 1)
93#define REG_INT_ZOOM (1 << 2)
94#define REG_INT_CAPTURE (1 << 3)
95#define REG_INT_FRAMESYNC (1 << 4)
96#define REG_INT_FD (1 << 5)
97#define REG_INT_LENS_INIT (1 << 6)
98#define REG_INT_SOUND (1 << 7)
99#define REG_INT_MASK 0x0f
100
101/*
102 * category 1 - PARAMETER mode
103 *
104 * This category supports function of camera features of M-5MOLS. It means we
105 * can handle with preview(MONITOR) resolution size/frame per second/interface
106 * between the sensor and the Application Processor/even the image effect.
107 */
108#define CAT1_DATA_INTERFACE 0x00 /* interface between sensor and AP */
109#define CAT1_MONITOR_SIZE 0x01 /* resolution at the MONITOR mode */
110#define CAT1_MONITOR_FPS 0x02 /* frame per second at this mode */
111#define CAT1_EFFECT 0x0b /* image effects */
112
113#define PARM_MON_SIZE I2C_REG(CAT_PARAM, CAT1_MONITOR_SIZE, 1)
114
115#define PARM_MON_FPS I2C_REG(CAT_PARAM, CAT1_MONITOR_FPS, 1)
116#define REG_FPS_30 0x02
117
118#define PARM_INTERFACE I2C_REG(CAT_PARAM, CAT1_DATA_INTERFACE, 1)
119#define REG_INTERFACE_MIPI 0x02
120
121#define PARM_EFFECT I2C_REG(CAT_PARAM, CAT1_EFFECT, 1)
122#define REG_EFFECT_OFF 0x00
123#define REG_EFFECT_NEGA 0x01
124#define REG_EFFECT_EMBOSS 0x06
125#define REG_EFFECT_OUTLINE 0x07
126#define REG_EFFECT_WATERCOLOR 0x08
127
128/*
129 * Category 2 - MONITOR mode
130 *
131 * The MONITOR mode is same as preview mode as we said. The M-5MOLS has another
132 * mode named "Preview", but this preview mode is used at the case specific
133 * vider-recording mode. This mmode supports only YUYV format. On the other
134 * hand, the JPEG & RAW formats is supports by CAPTURE mode. And, there are
135 * another options like zoom/color effect(different with effect in PARAMETER
136 * mode)/anti hand shaking algorithm.
137 */
138#define CAT2_ZOOM 0x01 /* set the zoom position & execute */
139#define CAT2_ZOOM_STEP 0x03 /* set the zoom step */
140#define CAT2_CFIXB 0x09 /* CB value for color effect */
141#define CAT2_CFIXR 0x0a /* CR value for color effect */
142#define CAT2_COLOR_EFFECT 0x0b /* set on/off of color effect */
143#define CAT2_CHROMA_LVL 0x0f /* set chroma level */
144#define CAT2_CHROMA_EN 0x10 /* set on/off of choroma */
145#define CAT2_EDGE_LVL 0x11 /* set sharpness level */
146#define CAT2_EDGE_EN 0x12 /* set on/off sharpness */
147#define CAT2_TONE_CTL 0x25 /* set tone color(contrast) */
148
149#define MON_ZOOM I2C_REG(CAT_MONITOR, CAT2_ZOOM, 1)
150
151#define MON_CFIXR I2C_REG(CAT_MONITOR, CAT2_CFIXR, 1)
152#define MON_CFIXB I2C_REG(CAT_MONITOR, CAT2_CFIXB, 1)
153#define REG_CFIXB_SEPIA 0xd8
154#define REG_CFIXR_SEPIA 0x18
155
156#define MON_EFFECT I2C_REG(CAT_MONITOR, CAT2_COLOR_EFFECT, 1)
157#define REG_COLOR_EFFECT_OFF 0x00
158#define REG_COLOR_EFFECT_ON 0x01
159
160#define MON_CHROMA_EN I2C_REG(CAT_MONITOR, CAT2_CHROMA_EN, 1)
161#define MON_CHROMA_LVL I2C_REG(CAT_MONITOR, CAT2_CHROMA_LVL, 1)
162#define REG_CHROMA_OFF 0x00
163#define REG_CHROMA_ON 0x01
164
165#define MON_EDGE_EN I2C_REG(CAT_MONITOR, CAT2_EDGE_EN, 1)
166#define MON_EDGE_LVL I2C_REG(CAT_MONITOR, CAT2_EDGE_LVL, 1)
167#define REG_EDGE_OFF 0x00
168#define REG_EDGE_ON 0x01
169
170#define MON_TONE_CTL I2C_REG(CAT_MONITOR, CAT2_TONE_CTL, 1)
171
172/*
173 * Category 3 - Auto Exposure
174 *
175 * The M-5MOLS exposure capbility is detailed as which is similar to digital
176 * camera. This category supports AE locking/various AE mode(range of exposure)
177 * /ISO/flickering/EV bias/shutter/meteoring, and anything else. And the
178 * maximum/minimum exposure gain value depending on M-5MOLS firmware, may be
179 * different. So, this category also provide getting the max/min values. And,
180 * each MONITOR and CAPTURE mode has each gain/shutter/max exposure values.
181 */
182#define CAT3_AE_LOCK 0x00 /* locking Auto exposure */
183#define CAT3_AE_MODE 0x01 /* set AE mode, mode means range */
184#define CAT3_ISO 0x05 /* set ISO */
185#define CAT3_EV_PRESET_MONITOR 0x0a /* EV(scenemode) preset for MONITOR */
186#define CAT3_EV_PRESET_CAPTURE 0x0b /* EV(scenemode) preset for CAPTURE */
187#define CAT3_MANUAL_GAIN_MON 0x12 /* meteoring value for the MONITOR */
188#define CAT3_MAX_GAIN_MON 0x1a /* max gain value for the MONITOR */
189#define CAT3_MANUAL_GAIN_CAP 0x26 /* meteoring value for the CAPTURE */
190#define CAT3_AE_INDEX 0x38 /* AE index */
191
192#define AE_LOCK I2C_REG(CAT_AE, CAT3_AE_LOCK, 1)
193#define REG_AE_UNLOCK 0x00
194#define REG_AE_LOCK 0x01
195
196#define AE_MODE I2C_REG(CAT_AE, CAT3_AE_MODE, 1)
197#define REG_AE_OFF 0x00 /* AE off */
198#define REG_AE_ALL 0x01 /* calc AE in all block integral */
199#define REG_AE_CENTER 0x03 /* calc AE in center weighted */
200#define REG_AE_SPOT 0x06 /* calc AE in specific spot */
201
202#define AE_ISO I2C_REG(CAT_AE, CAT3_ISO, 1)
203#define REG_ISO_AUTO 0x00
204#define REG_ISO_50 0x01
205#define REG_ISO_100 0x02
206#define REG_ISO_200 0x03
207#define REG_ISO_400 0x04
208#define REG_ISO_800 0x05
209
210#define AE_EV_PRESET_MONITOR I2C_REG(CAT_AE, CAT3_EV_PRESET_MONITOR, 1)
211#define AE_EV_PRESET_CAPTURE I2C_REG(CAT_AE, CAT3_EV_PRESET_CAPTURE, 1)
212#define REG_SCENE_NORMAL 0x00
213#define REG_SCENE_PORTRAIT 0x01
214#define REG_SCENE_LANDSCAPE 0x02
215#define REG_SCENE_SPORTS 0x03
216#define REG_SCENE_PARTY_INDOOR 0x04
217#define REG_SCENE_BEACH_SNOW 0x05
218#define REG_SCENE_SUNSET 0x06
219#define REG_SCENE_DAWN_DUSK 0x07
220#define REG_SCENE_FALL 0x08
221#define REG_SCENE_NIGHT 0x09
222#define REG_SCENE_AGAINST_LIGHT 0x0a
223#define REG_SCENE_FIRE 0x0b
224#define REG_SCENE_TEXT 0x0c
225#define REG_SCENE_CANDLE 0x0d
226
227#define AE_MAN_GAIN_MON I2C_REG(CAT_AE, CAT3_MANUAL_GAIN_MON, 2)
228#define AE_MAX_GAIN_MON I2C_REG(CAT_AE, CAT3_MAX_GAIN_MON, 2)
229#define AE_MAN_GAIN_CAP I2C_REG(CAT_AE, CAT3_MANUAL_GAIN_CAP, 2)
230
231#define AE_INDEX I2C_REG(CAT_AE, CAT3_AE_INDEX, 1)
232#define REG_AE_INDEX_20_NEG 0x00
233#define REG_AE_INDEX_15_NEG 0x01
234#define REG_AE_INDEX_10_NEG 0x02
235#define REG_AE_INDEX_05_NEG 0x03
236#define REG_AE_INDEX_00 0x04
237#define REG_AE_INDEX_05_POS 0x05
238#define REG_AE_INDEX_10_POS 0x06
239#define REG_AE_INDEX_15_POS 0x07
240#define REG_AE_INDEX_20_POS 0x08
241
242/*
243 * Category 6 - White Balance
244 *
245 * This category provide AWB locking/mode/preset/speed/gain bias, etc.
246 */
247#define CAT6_AWB_LOCK 0x00 /* locking Auto Whitebalance */
248#define CAT6_AWB_MODE 0x02 /* set Auto or Manual */
249#define CAT6_AWB_MANUAL 0x03 /* set Manual(preset) value */
250
251#define AWB_LOCK I2C_REG(CAT_WB, CAT6_AWB_LOCK, 1)
252#define REG_AWB_UNLOCK 0x00
253#define REG_AWB_LOCK 0x01
254
255#define AWB_MODE I2C_REG(CAT_WB, CAT6_AWB_MODE, 1)
256#define REG_AWB_AUTO 0x01 /* AWB off */
257#define REG_AWB_PRESET 0x02 /* AWB preset */
258
259#define AWB_MANUAL I2C_REG(CAT_WB, CAT6_AWB_MANUAL, 1)
260#define REG_AWB_INCANDESCENT 0x01
261#define REG_AWB_FLUORESCENT_1 0x02
262#define REG_AWB_FLUORESCENT_2 0x03
263#define REG_AWB_DAYLIGHT 0x04
264#define REG_AWB_CLOUDY 0x05
265#define REG_AWB_SHADE 0x06
266#define REG_AWB_HORIZON 0x07
267#define REG_AWB_LEDLIGHT 0x09
268
269/*
270 * Category 7 - EXIF information
271 */
272#define CAT7_INFO_EXPTIME_NU 0x00
273#define CAT7_INFO_EXPTIME_DE 0x04
274#define CAT7_INFO_TV_NU 0x08
275#define CAT7_INFO_TV_DE 0x0c
276#define CAT7_INFO_AV_NU 0x10
277#define CAT7_INFO_AV_DE 0x14
278#define CAT7_INFO_BV_NU 0x18
279#define CAT7_INFO_BV_DE 0x1c
280#define CAT7_INFO_EBV_NU 0x20
281#define CAT7_INFO_EBV_DE 0x24
282#define CAT7_INFO_ISO 0x28
283#define CAT7_INFO_FLASH 0x2a
284#define CAT7_INFO_SDR 0x2c
285#define CAT7_INFO_QVAL 0x2e
286
287#define EXIF_INFO_EXPTIME_NU I2C_REG(CAT_EXIF, CAT7_INFO_EXPTIME_NU, 4)
288#define EXIF_INFO_EXPTIME_DE I2C_REG(CAT_EXIF, CAT7_INFO_EXPTIME_DE, 4)
289#define EXIF_INFO_TV_NU I2C_REG(CAT_EXIF, CAT7_INFO_TV_NU, 4)
290#define EXIF_INFO_TV_DE I2C_REG(CAT_EXIF, CAT7_INFO_TV_DE, 4)
291#define EXIF_INFO_AV_NU I2C_REG(CAT_EXIF, CAT7_INFO_AV_NU, 4)
292#define EXIF_INFO_AV_DE I2C_REG(CAT_EXIF, CAT7_INFO_AV_DE, 4)
293#define EXIF_INFO_BV_NU I2C_REG(CAT_EXIF, CAT7_INFO_BV_NU, 4)
294#define EXIF_INFO_BV_DE I2C_REG(CAT_EXIF, CAT7_INFO_BV_DE, 4)
295#define EXIF_INFO_EBV_NU I2C_REG(CAT_EXIF, CAT7_INFO_EBV_NU, 4)
296#define EXIF_INFO_EBV_DE I2C_REG(CAT_EXIF, CAT7_INFO_EBV_DE, 4)
297#define EXIF_INFO_ISO I2C_REG(CAT_EXIF, CAT7_INFO_ISO, 2)
298#define EXIF_INFO_FLASH I2C_REG(CAT_EXIF, CAT7_INFO_FLASH, 2)
299#define EXIF_INFO_SDR I2C_REG(CAT_EXIF, CAT7_INFO_SDR, 2)
300#define EXIF_INFO_QVAL I2C_REG(CAT_EXIF, CAT7_INFO_QVAL, 2)
301
302/*
303 * Category 9 - Face Detection
304 */
305#define CAT9_FD_CTL 0x00
306
307#define FD_CTL I2C_REG(CAT_FD, CAT9_FD_CTL, 1)
308#define BIT_FD_EN 0
309#define BIT_FD_DRAW_FACE_FRAME 4
310#define BIT_FD_DRAW_SMILE_LVL 6
311#define REG_FD(shift) (1 << shift)
312#define REG_FD_OFF 0x0
313
314/*
315 * Category A - Lens Parameter
316 */
317#define CATA_AF_MODE 0x01
318#define CATA_AF_EXECUTE 0x02
319#define CATA_AF_STATUS 0x03
320#define CATA_AF_VERSION 0x0a
321
322#define AF_MODE I2C_REG(CAT_LENS, CATA_AF_MODE, 1)
323#define REG_AF_NORMAL 0x00 /* Normal AF, one time */
324#define REG_AF_MACRO 0x01 /* Macro AF, one time */
325#define REG_AF_POWEROFF 0x07
326
327#define AF_EXECUTE I2C_REG(CAT_LENS, CATA_AF_EXECUTE, 1)
328#define REG_AF_STOP 0x00
329#define REG_AF_EXE_AUTO 0x01
330#define REG_AF_EXE_CAF 0x02
331
332#define AF_STATUS I2C_REG(CAT_LENS, CATA_AF_STATUS, 1)
333#define REG_AF_FAIL 0x00
334#define REG_AF_SUCCESS 0x02
335#define REG_AF_IDLE 0x04
336#define REG_AF_BUSY 0x05
337
338#define AF_VERSION I2C_REG(CAT_LENS, CATA_AF_VERSION, 1)
339
340/*
341 * Category B - CAPTURE Parameter
342 */
343#define CATB_YUVOUT_MAIN 0x00
344#define CATB_MAIN_IMAGE_SIZE 0x01
345#define CATB_MCC_MODE 0x1d
346#define CATB_WDR_EN 0x2c
347#define CATB_LIGHT_CTRL 0x40
348#define CATB_FLASH_CTRL 0x41
349
350#define CAPP_YUVOUT_MAIN I2C_REG(CAT_CAPT_PARM, CATB_YUVOUT_MAIN, 1)
351#define REG_YUV422 0x00
352#define REG_BAYER10 0x05
353#define REG_BAYER8 0x06
354#define REG_JPEG 0x10
355
356#define CAPP_MAIN_IMAGE_SIZE I2C_REG(CAT_CAPT_PARM, CATB_MAIN_IMAGE_SIZE, 1)
357
358#define CAPP_MCC_MODE I2C_REG(CAT_CAPT_PARM, CATB_MCC_MODE, 1)
359#define REG_MCC_OFF 0x00
360#define REG_MCC_NORMAL 0x01
361
362#define CAPP_WDR_EN I2C_REG(CAT_CAPT_PARM, CATB_WDR_EN, 1)
363#define REG_WDR_OFF 0x00
364#define REG_WDR_ON 0x01
365#define REG_WDR_AUTO 0x02
366
367#define CAPP_LIGHT_CTRL I2C_REG(CAT_CAPT_PARM, CATB_LIGHT_CTRL, 1)
368#define REG_LIGHT_OFF 0x00
369#define REG_LIGHT_ON 0x01
370#define REG_LIGHT_AUTO 0x02
371
372#define CAPP_FLASH_CTRL I2C_REG(CAT_CAPT_PARM, CATB_FLASH_CTRL, 1)
373#define REG_FLASH_OFF 0x00
374#define REG_FLASH_ON 0x01
375#define REG_FLASH_AUTO 0x02
376
377/*
378 * Category C - CAPTURE Control
379 */
380#define CATC_CAP_MODE 0x00
381#define CATC_CAP_SEL_FRAME 0x06 /* It determines Single or Multi */
382#define CATC_CAP_START 0x09
383#define CATC_CAP_IMAGE_SIZE 0x0d
384#define CATC_CAP_THUMB_SIZE 0x11
385
386#define CAPC_MODE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_MODE, 1)
387#define REG_CAP_NONE 0x00
388#define REG_CAP_ANTI_SHAKE 0x02
389
390#define CAPC_SEL_FRAME I2C_REG(CAT_CAPT_CTRL, CATC_CAP_SEL_FRAME, 1)
391
392#define CAPC_START I2C_REG(CAT_CAPT_CTRL, CATC_CAP_START, 1)
393#define REG_CAP_START_MAIN 0x01
394#define REG_CAP_START_THUMB 0x03
395
396#define CAPC_IMAGE_SIZE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_IMAGE_SIZE, 4)
397#define CAPC_THUMB_SIZE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_THUMB_SIZE, 4)
398
399/*
400 * Category F - Flash
401 *
402 * This mode provides functions about internal flash stuff and system startup.
403 */
404#define CATF_CAM_START 0x12 /* It starts internal ARM core booting
405 * after power-up */
406
407#define FLASH_CAM_START I2C_REG(CAT_FLASH, CATF_CAM_START, 1)
408#define REG_START_ARM_BOOT 0x01
409
410#endif /* M5MOLS_REG_H */
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-14 16:43:28 -0400