2 * adv7180.c Analog Devices ADV7180 video decoder driver
3 * Copyright (c) 2009 Intel Corporation
4 * Copyright (C) 2013 Cogent Embedded, Inc.
5 * Copyright (C) 2013 Renesas Solutions Corp.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <linux/module.h>
22 #include <linux/init.h>
23 #include <linux/errno.h>
24 #include <linux/kernel.h>
25 #include <linux/interrupt.h>
26 #include <linux/i2c.h>
27 #include <linux/slab.h>
29 #include <media/v4l2-ioctl.h>
30 #include <linux/videodev2.h>
31 #include <media/v4l2-device.h>
32 #include <media/v4l2-ctrls.h>
33 #include <linux/mutex.h>
34 #include <linux/delay.h>
36 #define ADV7180_STD_AD_PAL_BG_NTSC_J_SECAM 0x0
37 #define ADV7180_STD_AD_PAL_BG_NTSC_J_SECAM_PED 0x1
38 #define ADV7180_STD_AD_PAL_N_NTSC_J_SECAM 0x2
39 #define ADV7180_STD_AD_PAL_N_NTSC_M_SECAM 0x3
40 #define ADV7180_STD_NTSC_J 0x4
41 #define ADV7180_STD_NTSC_M 0x5
42 #define ADV7180_STD_PAL60 0x6
43 #define ADV7180_STD_NTSC_443 0x7
44 #define ADV7180_STD_PAL_BG 0x8
45 #define ADV7180_STD_PAL_N 0x9
46 #define ADV7180_STD_PAL_M 0xa
47 #define ADV7180_STD_PAL_M_PED 0xb
48 #define ADV7180_STD_PAL_COMB_N 0xc
49 #define ADV7180_STD_PAL_COMB_N_PED 0xd
50 #define ADV7180_STD_PAL_SECAM 0xe
51 #define ADV7180_STD_PAL_SECAM_PED 0xf
53 #define ADV7180_REG_INPUT_CONTROL 0x0000
54 #define ADV7180_INPUT_CONTROL_INSEL_MASK 0x0f
56 #define ADV7182_REG_INPUT_VIDSEL 0x0002
58 #define ADV7180_REG_EXTENDED_OUTPUT_CONTROL 0x0004
59 #define ADV7180_EXTENDED_OUTPUT_CONTROL_NTSCDIS 0xC5
61 #define ADV7180_REG_AUTODETECT_ENABLE 0x07
62 #define ADV7180_AUTODETECT_DEFAULT 0x7f
64 #define ADV7180_REG_CON 0x0008 /*Unsigned */
65 #define ADV7180_CON_MIN 0
66 #define ADV7180_CON_DEF 128
67 #define ADV7180_CON_MAX 255
69 #define ADV7180_REG_BRI 0x000a /*Signed */
70 #define ADV7180_BRI_MIN -128
71 #define ADV7180_BRI_DEF 0
72 #define ADV7180_BRI_MAX 127
74 #define ADV7180_REG_HUE 0x000b /*Signed, inverted */
75 #define ADV7180_HUE_MIN -127
76 #define ADV7180_HUE_DEF 0
77 #define ADV7180_HUE_MAX 128
79 #define ADV7180_REG_CTRL 0x000e
80 #define ADV7180_CTRL_IRQ_SPACE 0x20
82 #define ADV7180_REG_PWR_MAN 0x0f
83 #define ADV7180_PWR_MAN_ON 0x04
84 #define ADV7180_PWR_MAN_OFF 0x24
85 #define ADV7180_PWR_MAN_RES 0x80
87 #define ADV7180_REG_STATUS1 0x0010
88 #define ADV7180_STATUS1_IN_LOCK 0x01
89 #define ADV7180_STATUS1_AUTOD_MASK 0x70
90 #define ADV7180_STATUS1_AUTOD_NTSM_M_J 0x00
91 #define ADV7180_STATUS1_AUTOD_NTSC_4_43 0x10
92 #define ADV7180_STATUS1_AUTOD_PAL_M 0x20
93 #define ADV7180_STATUS1_AUTOD_PAL_60 0x30
94 #define ADV7180_STATUS1_AUTOD_PAL_B_G 0x40
95 #define ADV7180_STATUS1_AUTOD_SECAM 0x50
96 #define ADV7180_STATUS1_AUTOD_PAL_COMB 0x60
97 #define ADV7180_STATUS1_AUTOD_SECAM_525 0x70
99 #define ADV7180_REG_IDENT 0x0011
100 #define ADV7180_ID_7180 0x18
102 #define ADV7180_REG_ICONF1 0x0040
103 #define ADV7180_ICONF1_ACTIVE_LOW 0x01
104 #define ADV7180_ICONF1_PSYNC_ONLY 0x10
105 #define ADV7180_ICONF1_ACTIVE_TO_CLR 0xC0
107 #define ADV7180_REG_SD_SAT_CB 0x00e3 /*Unsigned */
108 #define ADV7180_REG_SD_SAT_CR 0x00e4 /*Unsigned */
109 #define ADV7180_SAT_MIN 0
110 #define ADV7180_SAT_DEF 128
111 #define ADV7180_SAT_MAX 255
113 #define ADV7180_IRQ1_LOCK 0x01
114 #define ADV7180_IRQ1_UNLOCK 0x02
115 #define ADV7180_REG_ISR1 0x0042
116 #define ADV7180_REG_ICR1 0x0043
117 #define ADV7180_REG_IMR1 0x0044
118 #define ADV7180_REG_IMR2 0x0048
119 #define ADV7180_IRQ3_AD_CHANGE 0x08
120 #define ADV7180_REG_ISR3 0x004A
121 #define ADV7180_REG_ICR3 0x004B
122 #define ADV7180_REG_IMR3 0x004C
123 #define ADV7180_REG_IMR4 0x50
125 #define ADV7180_REG_NTSC_V_BIT_END 0x00E6
126 #define ADV7180_NTSC_V_BIT_END_MANUAL_NVEND 0x4F
128 #define ADV7180_REG_VPP_SLAVE_ADDR 0xFD
129 #define ADV7180_REG_CSI_SLAVE_ADDR 0xFE
131 #define ADV7180_REG_FLCONTROL 0x40e0
132 #define ADV7180_FLCONTROL_FL_ENABLE 0x1
134 #define ADV7180_CSI_REG_PWRDN 0x00
135 #define ADV7180_CSI_PWRDN 0x80
137 #define ADV7180_INPUT_CVBS_AIN1 0x00
138 #define ADV7180_INPUT_CVBS_AIN2 0x01
139 #define ADV7180_INPUT_CVBS_AIN3 0x02
140 #define ADV7180_INPUT_CVBS_AIN4 0x03
141 #define ADV7180_INPUT_CVBS_AIN5 0x04
142 #define ADV7180_INPUT_CVBS_AIN6 0x05
143 #define ADV7180_INPUT_SVIDEO_AIN1_AIN2 0x06
144 #define ADV7180_INPUT_SVIDEO_AIN3_AIN4 0x07
145 #define ADV7180_INPUT_SVIDEO_AIN5_AIN6 0x08
146 #define ADV7180_INPUT_YPRPB_AIN1_AIN2_AIN3 0x09
147 #define ADV7180_INPUT_YPRPB_AIN4_AIN5_AIN6 0x0a
149 #define ADV7182_INPUT_CVBS_AIN1 0x00
150 #define ADV7182_INPUT_CVBS_AIN2 0x01
151 #define ADV7182_INPUT_CVBS_AIN3 0x02
152 #define ADV7182_INPUT_CVBS_AIN4 0x03
153 #define ADV7182_INPUT_CVBS_AIN5 0x04
154 #define ADV7182_INPUT_CVBS_AIN6 0x05
155 #define ADV7182_INPUT_CVBS_AIN7 0x06
156 #define ADV7182_INPUT_CVBS_AIN8 0x07
157 #define ADV7182_INPUT_SVIDEO_AIN1_AIN2 0x08
158 #define ADV7182_INPUT_SVIDEO_AIN3_AIN4 0x09
159 #define ADV7182_INPUT_SVIDEO_AIN5_AIN6 0x0a
160 #define ADV7182_INPUT_SVIDEO_AIN7_AIN8 0x0b
161 #define ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3 0x0c
162 #define ADV7182_INPUT_YPRPB_AIN4_AIN5_AIN6 0x0d
163 #define ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2 0x0e
164 #define ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4 0x0f
165 #define ADV7182_INPUT_DIFF_CVBS_AIN5_AIN6 0x10
166 #define ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8 0x11
168 #define ADV7180_DEFAULT_CSI_I2C_ADDR 0x44
169 #define ADV7180_DEFAULT_VPP_I2C_ADDR 0x42
171 #define V4L2_CID_ADV_FAST_SWITCH (V4L2_CID_USER_ADV7180_BASE + 0x00)
173 struct adv7180_state
;
175 #define ADV7180_FLAG_RESET_POWERED BIT(0)
176 #define ADV7180_FLAG_V2 BIT(1)
177 #define ADV7180_FLAG_MIPI_CSI2 BIT(2)
178 #define ADV7180_FLAG_I2P BIT(3)
180 struct adv7180_chip_info
{
182 unsigned int valid_input_mask
;
183 int (*set_std
)(struct adv7180_state
*st
, unsigned int std
);
184 int (*select_input
)(struct adv7180_state
*st
, unsigned int input
);
185 int (*init
)(struct adv7180_state
*state
);
188 struct adv7180_state
{
189 struct v4l2_ctrl_handler ctrl_hdl
;
190 struct v4l2_subdev sd
;
191 struct media_pad pad
;
192 struct mutex mutex
; /* mutual excl. when accessing chip */
194 v4l2_std_id curr_norm
;
199 struct i2c_client
*client
;
200 unsigned int register_page
;
201 struct i2c_client
*csi_client
;
202 struct i2c_client
*vpp_client
;
203 const struct adv7180_chip_info
*chip_info
;
204 enum v4l2_field field
;
206 #define to_adv7180_sd(_ctrl) (&container_of(_ctrl->handler, \
207 struct adv7180_state, \
210 static int adv7180_select_page(struct adv7180_state
*state
, unsigned int page
)
212 if (state
->register_page
!= page
) {
213 i2c_smbus_write_byte_data(state
->client
, ADV7180_REG_CTRL
,
215 state
->register_page
= page
;
221 static int adv7180_write(struct adv7180_state
*state
, unsigned int reg
,
224 lockdep_assert_held(&state
->mutex
);
225 adv7180_select_page(state
, reg
>> 8);
226 return i2c_smbus_write_byte_data(state
->client
, reg
& 0xff, value
);
229 static int adv7180_read(struct adv7180_state
*state
, unsigned int reg
)
231 lockdep_assert_held(&state
->mutex
);
232 adv7180_select_page(state
, reg
>> 8);
233 return i2c_smbus_read_byte_data(state
->client
, reg
& 0xff);
236 static int adv7180_csi_write(struct adv7180_state
*state
, unsigned int reg
,
239 return i2c_smbus_write_byte_data(state
->csi_client
, reg
, value
);
242 static int adv7180_set_video_standard(struct adv7180_state
*state
,
245 return state
->chip_info
->set_std(state
, std
);
248 static int adv7180_vpp_write(struct adv7180_state
*state
, unsigned int reg
,
251 return i2c_smbus_write_byte_data(state
->vpp_client
, reg
, value
);
254 static v4l2_std_id
adv7180_std_to_v4l2(u8 status1
)
256 /* in case V4L2_IN_ST_NO_SIGNAL */
257 if (!(status1
& ADV7180_STATUS1_IN_LOCK
))
258 return V4L2_STD_UNKNOWN
;
260 switch (status1
& ADV7180_STATUS1_AUTOD_MASK
) {
261 case ADV7180_STATUS1_AUTOD_NTSM_M_J
:
262 return V4L2_STD_NTSC
;
263 case ADV7180_STATUS1_AUTOD_NTSC_4_43
:
264 return V4L2_STD_NTSC_443
;
265 case ADV7180_STATUS1_AUTOD_PAL_M
:
266 return V4L2_STD_PAL_M
;
267 case ADV7180_STATUS1_AUTOD_PAL_60
:
268 return V4L2_STD_PAL_60
;
269 case ADV7180_STATUS1_AUTOD_PAL_B_G
:
271 case ADV7180_STATUS1_AUTOD_SECAM
:
272 return V4L2_STD_SECAM
;
273 case ADV7180_STATUS1_AUTOD_PAL_COMB
:
274 return V4L2_STD_PAL_Nc
| V4L2_STD_PAL_N
;
275 case ADV7180_STATUS1_AUTOD_SECAM_525
:
276 return V4L2_STD_SECAM
;
278 return V4L2_STD_UNKNOWN
;
282 static int v4l2_std_to_adv7180(v4l2_std_id std
)
284 if (std
== V4L2_STD_PAL_60
)
285 return ADV7180_STD_PAL60
;
286 if (std
== V4L2_STD_NTSC_443
)
287 return ADV7180_STD_NTSC_443
;
288 if (std
== V4L2_STD_PAL_N
)
289 return ADV7180_STD_PAL_N
;
290 if (std
== V4L2_STD_PAL_M
)
291 return ADV7180_STD_PAL_M
;
292 if (std
== V4L2_STD_PAL_Nc
)
293 return ADV7180_STD_PAL_COMB_N
;
295 if (std
& V4L2_STD_PAL
)
296 return ADV7180_STD_PAL_BG
;
297 if (std
& V4L2_STD_NTSC
)
298 return ADV7180_STD_NTSC_M
;
299 if (std
& V4L2_STD_SECAM
)
300 return ADV7180_STD_PAL_SECAM
;
305 static u32
adv7180_status_to_v4l2(u8 status1
)
307 if (!(status1
& ADV7180_STATUS1_IN_LOCK
))
308 return V4L2_IN_ST_NO_SIGNAL
;
313 static int __adv7180_status(struct adv7180_state
*state
, u32
*status
,
316 int status1
= adv7180_read(state
, ADV7180_REG_STATUS1
);
322 *status
= adv7180_status_to_v4l2(status1
);
324 *std
= adv7180_std_to_v4l2(status1
);
329 static inline struct adv7180_state
*to_state(struct v4l2_subdev
*sd
)
331 return container_of(sd
, struct adv7180_state
, sd
);
334 static int adv7180_querystd(struct v4l2_subdev
*sd
, v4l2_std_id
*std
)
336 struct adv7180_state
*state
= to_state(sd
);
337 int err
= mutex_lock_interruptible(&state
->mutex
);
341 /* when we are interrupt driven we know the state */
342 if (!state
->autodetect
|| state
->irq
> 0)
343 *std
= state
->curr_norm
;
345 err
= __adv7180_status(state
, NULL
, std
);
347 mutex_unlock(&state
->mutex
);
351 static int adv7180_s_routing(struct v4l2_subdev
*sd
, u32 input
,
352 u32 output
, u32 config
)
354 struct adv7180_state
*state
= to_state(sd
);
355 int ret
= mutex_lock_interruptible(&state
->mutex
);
360 if (input
> 31 || !(BIT(input
) & state
->chip_info
->valid_input_mask
)) {
365 ret
= state
->chip_info
->select_input(state
, input
);
368 state
->input
= input
;
370 mutex_unlock(&state
->mutex
);
374 static int adv7180_g_input_status(struct v4l2_subdev
*sd
, u32
*status
)
376 struct adv7180_state
*state
= to_state(sd
);
377 int ret
= mutex_lock_interruptible(&state
->mutex
);
381 ret
= __adv7180_status(state
, status
, NULL
);
382 mutex_unlock(&state
->mutex
);
386 static int adv7180_program_std(struct adv7180_state
*state
)
390 if (state
->autodetect
) {
391 ret
= adv7180_set_video_standard(state
,
392 ADV7180_STD_AD_PAL_BG_NTSC_J_SECAM
);
396 __adv7180_status(state
, NULL
, &state
->curr_norm
);
398 ret
= v4l2_std_to_adv7180(state
->curr_norm
);
402 ret
= adv7180_set_video_standard(state
, ret
);
410 static int adv7180_s_std(struct v4l2_subdev
*sd
, v4l2_std_id std
)
412 struct adv7180_state
*state
= to_state(sd
);
413 int ret
= mutex_lock_interruptible(&state
->mutex
);
418 /* all standards -> autodetect */
419 if (std
== V4L2_STD_ALL
) {
420 state
->autodetect
= true;
422 /* Make sure we can support this std */
423 ret
= v4l2_std_to_adv7180(std
);
427 state
->curr_norm
= std
;
428 state
->autodetect
= false;
431 ret
= adv7180_program_std(state
);
433 mutex_unlock(&state
->mutex
);
437 static int adv7180_set_power(struct adv7180_state
*state
, bool on
)
443 val
= ADV7180_PWR_MAN_ON
;
445 val
= ADV7180_PWR_MAN_OFF
;
447 ret
= adv7180_write(state
, ADV7180_REG_PWR_MAN
, val
);
451 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
453 adv7180_csi_write(state
, 0xDE, 0x02);
454 adv7180_csi_write(state
, 0xD2, 0xF7);
455 adv7180_csi_write(state
, 0xD8, 0x65);
456 adv7180_csi_write(state
, 0xE0, 0x09);
457 adv7180_csi_write(state
, 0x2C, 0x00);
458 if (state
->field
== V4L2_FIELD_NONE
)
459 adv7180_csi_write(state
, 0x1D, 0x80);
460 adv7180_csi_write(state
, 0x00, 0x00);
462 adv7180_csi_write(state
, 0x00, 0x80);
469 static int adv7180_s_power(struct v4l2_subdev
*sd
, int on
)
471 struct adv7180_state
*state
= to_state(sd
);
474 ret
= mutex_lock_interruptible(&state
->mutex
);
478 ret
= adv7180_set_power(state
, on
);
482 mutex_unlock(&state
->mutex
);
486 static int adv7180_s_ctrl(struct v4l2_ctrl
*ctrl
)
488 struct v4l2_subdev
*sd
= to_adv7180_sd(ctrl
);
489 struct adv7180_state
*state
= to_state(sd
);
490 int ret
= mutex_lock_interruptible(&state
->mutex
);
497 case V4L2_CID_BRIGHTNESS
:
498 ret
= adv7180_write(state
, ADV7180_REG_BRI
, val
);
501 /*Hue is inverted according to HSL chart */
502 ret
= adv7180_write(state
, ADV7180_REG_HUE
, -val
);
504 case V4L2_CID_CONTRAST
:
505 ret
= adv7180_write(state
, ADV7180_REG_CON
, val
);
507 case V4L2_CID_SATURATION
:
509 *This could be V4L2_CID_BLUE_BALANCE/V4L2_CID_RED_BALANCE
510 *Let's not confuse the user, everybody understands saturation
512 ret
= adv7180_write(state
, ADV7180_REG_SD_SAT_CB
, val
);
515 ret
= adv7180_write(state
, ADV7180_REG_SD_SAT_CR
, val
);
517 case V4L2_CID_ADV_FAST_SWITCH
:
519 /* ADI required write */
520 adv7180_write(state
, 0x80d9, 0x44);
521 adv7180_write(state
, ADV7180_REG_FLCONTROL
,
522 ADV7180_FLCONTROL_FL_ENABLE
);
524 /* ADI required write */
525 adv7180_write(state
, 0x80d9, 0xc4);
526 adv7180_write(state
, ADV7180_REG_FLCONTROL
, 0x00);
533 mutex_unlock(&state
->mutex
);
537 static const struct v4l2_ctrl_ops adv7180_ctrl_ops
= {
538 .s_ctrl
= adv7180_s_ctrl
,
541 static const struct v4l2_ctrl_config adv7180_ctrl_fast_switch
= {
542 .ops
= &adv7180_ctrl_ops
,
543 .id
= V4L2_CID_ADV_FAST_SWITCH
,
544 .name
= "Fast Switching",
545 .type
= V4L2_CTRL_TYPE_BOOLEAN
,
551 static int adv7180_init_controls(struct adv7180_state
*state
)
553 v4l2_ctrl_handler_init(&state
->ctrl_hdl
, 4);
555 v4l2_ctrl_new_std(&state
->ctrl_hdl
, &adv7180_ctrl_ops
,
556 V4L2_CID_BRIGHTNESS
, ADV7180_BRI_MIN
,
557 ADV7180_BRI_MAX
, 1, ADV7180_BRI_DEF
);
558 v4l2_ctrl_new_std(&state
->ctrl_hdl
, &adv7180_ctrl_ops
,
559 V4L2_CID_CONTRAST
, ADV7180_CON_MIN
,
560 ADV7180_CON_MAX
, 1, ADV7180_CON_DEF
);
561 v4l2_ctrl_new_std(&state
->ctrl_hdl
, &adv7180_ctrl_ops
,
562 V4L2_CID_SATURATION
, ADV7180_SAT_MIN
,
563 ADV7180_SAT_MAX
, 1, ADV7180_SAT_DEF
);
564 v4l2_ctrl_new_std(&state
->ctrl_hdl
, &adv7180_ctrl_ops
,
565 V4L2_CID_HUE
, ADV7180_HUE_MIN
,
566 ADV7180_HUE_MAX
, 1, ADV7180_HUE_DEF
);
567 v4l2_ctrl_new_custom(&state
->ctrl_hdl
, &adv7180_ctrl_fast_switch
, NULL
);
569 state
->sd
.ctrl_handler
= &state
->ctrl_hdl
;
570 if (state
->ctrl_hdl
.error
) {
571 int err
= state
->ctrl_hdl
.error
;
573 v4l2_ctrl_handler_free(&state
->ctrl_hdl
);
576 v4l2_ctrl_handler_setup(&state
->ctrl_hdl
);
580 static void adv7180_exit_controls(struct adv7180_state
*state
)
582 v4l2_ctrl_handler_free(&state
->ctrl_hdl
);
585 static int adv7180_enum_mbus_code(struct v4l2_subdev
*sd
,
586 struct v4l2_subdev_pad_config
*cfg
,
587 struct v4l2_subdev_mbus_code_enum
*code
)
589 if (code
->index
!= 0)
592 code
->code
= MEDIA_BUS_FMT_YUYV8_2X8
;
597 static int adv7180_mbus_fmt(struct v4l2_subdev
*sd
,
598 struct v4l2_mbus_framefmt
*fmt
)
600 struct adv7180_state
*state
= to_state(sd
);
602 fmt
->code
= MEDIA_BUS_FMT_YUYV8_2X8
;
603 fmt
->colorspace
= V4L2_COLORSPACE_SMPTE170M
;
605 fmt
->height
= state
->curr_norm
& V4L2_STD_525_60
? 480 : 576;
610 static int adv7180_set_field_mode(struct adv7180_state
*state
)
612 if (!(state
->chip_info
->flags
& ADV7180_FLAG_I2P
))
615 if (state
->field
== V4L2_FIELD_NONE
) {
616 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
617 adv7180_csi_write(state
, 0x01, 0x20);
618 adv7180_csi_write(state
, 0x02, 0x28);
619 adv7180_csi_write(state
, 0x03, 0x38);
620 adv7180_csi_write(state
, 0x04, 0x30);
621 adv7180_csi_write(state
, 0x05, 0x30);
622 adv7180_csi_write(state
, 0x06, 0x80);
623 adv7180_csi_write(state
, 0x07, 0x70);
624 adv7180_csi_write(state
, 0x08, 0x50);
626 adv7180_vpp_write(state
, 0xa3, 0x00);
627 adv7180_vpp_write(state
, 0x5b, 0x00);
628 adv7180_vpp_write(state
, 0x55, 0x80);
630 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
631 adv7180_csi_write(state
, 0x01, 0x18);
632 adv7180_csi_write(state
, 0x02, 0x18);
633 adv7180_csi_write(state
, 0x03, 0x30);
634 adv7180_csi_write(state
, 0x04, 0x20);
635 adv7180_csi_write(state
, 0x05, 0x28);
636 adv7180_csi_write(state
, 0x06, 0x40);
637 adv7180_csi_write(state
, 0x07, 0x58);
638 adv7180_csi_write(state
, 0x08, 0x30);
640 adv7180_vpp_write(state
, 0xa3, 0x70);
641 adv7180_vpp_write(state
, 0x5b, 0x80);
642 adv7180_vpp_write(state
, 0x55, 0x00);
648 static int adv7180_get_pad_format(struct v4l2_subdev
*sd
,
649 struct v4l2_subdev_pad_config
*cfg
,
650 struct v4l2_subdev_format
*format
)
652 struct adv7180_state
*state
= to_state(sd
);
654 if (format
->which
== V4L2_SUBDEV_FORMAT_TRY
) {
655 format
->format
= *v4l2_subdev_get_try_format(sd
, cfg
, 0);
657 adv7180_mbus_fmt(sd
, &format
->format
);
658 format
->format
.field
= state
->field
;
664 static int adv7180_set_pad_format(struct v4l2_subdev
*sd
,
665 struct v4l2_subdev_pad_config
*cfg
,
666 struct v4l2_subdev_format
*format
)
668 struct adv7180_state
*state
= to_state(sd
);
669 struct v4l2_mbus_framefmt
*framefmt
;
671 switch (format
->format
.field
) {
672 case V4L2_FIELD_NONE
:
673 if (!(state
->chip_info
->flags
& ADV7180_FLAG_I2P
))
674 format
->format
.field
= V4L2_FIELD_INTERLACED
;
677 format
->format
.field
= V4L2_FIELD_INTERLACED
;
681 if (format
->which
== V4L2_SUBDEV_FORMAT_ACTIVE
) {
682 framefmt
= &format
->format
;
683 if (state
->field
!= format
->format
.field
) {
684 state
->field
= format
->format
.field
;
685 adv7180_set_power(state
, false);
686 adv7180_set_field_mode(state
);
687 adv7180_set_power(state
, true);
690 framefmt
= v4l2_subdev_get_try_format(sd
, cfg
, 0);
691 *framefmt
= format
->format
;
694 return adv7180_mbus_fmt(sd
, framefmt
);
697 static int adv7180_g_mbus_config(struct v4l2_subdev
*sd
,
698 struct v4l2_mbus_config
*cfg
)
700 struct adv7180_state
*state
= to_state(sd
);
702 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
703 cfg
->type
= V4L2_MBUS_CSI2
;
704 cfg
->flags
= V4L2_MBUS_CSI2_1_LANE
|
705 V4L2_MBUS_CSI2_CHANNEL_0
|
706 V4L2_MBUS_CSI2_CONTINUOUS_CLOCK
;
709 * The ADV7180 sensor supports BT.601/656 output modes.
710 * The BT.656 is default and not yet configurable by s/w.
712 cfg
->flags
= V4L2_MBUS_MASTER
| V4L2_MBUS_PCLK_SAMPLE_RISING
|
713 V4L2_MBUS_DATA_ACTIVE_HIGH
;
714 cfg
->type
= V4L2_MBUS_BT656
;
720 static const struct v4l2_subdev_video_ops adv7180_video_ops
= {
721 .s_std
= adv7180_s_std
,
722 .querystd
= adv7180_querystd
,
723 .g_input_status
= adv7180_g_input_status
,
724 .s_routing
= adv7180_s_routing
,
725 .g_mbus_config
= adv7180_g_mbus_config
,
729 static const struct v4l2_subdev_core_ops adv7180_core_ops
= {
730 .s_power
= adv7180_s_power
,
733 static const struct v4l2_subdev_pad_ops adv7180_pad_ops
= {
734 .enum_mbus_code
= adv7180_enum_mbus_code
,
735 .set_fmt
= adv7180_set_pad_format
,
736 .get_fmt
= adv7180_get_pad_format
,
739 static const struct v4l2_subdev_ops adv7180_ops
= {
740 .core
= &adv7180_core_ops
,
741 .video
= &adv7180_video_ops
,
742 .pad
= &adv7180_pad_ops
,
745 static irqreturn_t
adv7180_irq(int irq
, void *devid
)
747 struct adv7180_state
*state
= devid
;
750 mutex_lock(&state
->mutex
);
751 isr3
= adv7180_read(state
, ADV7180_REG_ISR3
);
753 adv7180_write(state
, ADV7180_REG_ICR3
, isr3
);
755 if (isr3
& ADV7180_IRQ3_AD_CHANGE
&& state
->autodetect
)
756 __adv7180_status(state
, NULL
, &state
->curr_norm
);
757 mutex_unlock(&state
->mutex
);
762 static int adv7180_init(struct adv7180_state
*state
)
766 /* ITU-R BT.656-4 compatible */
767 ret
= adv7180_write(state
, ADV7180_REG_EXTENDED_OUTPUT_CONTROL
,
768 ADV7180_EXTENDED_OUTPUT_CONTROL_NTSCDIS
);
772 /* Manually set V bit end position in NTSC mode */
773 return adv7180_write(state
, ADV7180_REG_NTSC_V_BIT_END
,
774 ADV7180_NTSC_V_BIT_END_MANUAL_NVEND
);
777 static int adv7180_set_std(struct adv7180_state
*state
, unsigned int std
)
779 return adv7180_write(state
, ADV7180_REG_INPUT_CONTROL
,
780 (std
<< 4) | state
->input
);
783 static int adv7180_select_input(struct adv7180_state
*state
, unsigned int input
)
787 ret
= adv7180_read(state
, ADV7180_REG_INPUT_CONTROL
);
791 ret
&= ~ADV7180_INPUT_CONTROL_INSEL_MASK
;
793 return adv7180_write(state
, ADV7180_REG_INPUT_CONTROL
, ret
);
796 static int adv7182_init(struct adv7180_state
*state
)
798 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
)
799 adv7180_write(state
, ADV7180_REG_CSI_SLAVE_ADDR
,
800 ADV7180_DEFAULT_CSI_I2C_ADDR
<< 1);
802 if (state
->chip_info
->flags
& ADV7180_FLAG_I2P
)
803 adv7180_write(state
, ADV7180_REG_VPP_SLAVE_ADDR
,
804 ADV7180_DEFAULT_VPP_I2C_ADDR
<< 1);
806 if (state
->chip_info
->flags
& ADV7180_FLAG_V2
) {
807 /* ADI recommended writes for improved video quality */
808 adv7180_write(state
, 0x0080, 0x51);
809 adv7180_write(state
, 0x0081, 0x51);
810 adv7180_write(state
, 0x0082, 0x68);
813 /* ADI required writes */
814 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
815 adv7180_write(state
, 0x0003, 0x4e);
816 adv7180_write(state
, 0x0004, 0x57);
817 adv7180_write(state
, 0x001d, 0xc0);
819 if (state
->chip_info
->flags
& ADV7180_FLAG_V2
)
820 adv7180_write(state
, 0x0004, 0x17);
822 adv7180_write(state
, 0x0004, 0x07);
823 adv7180_write(state
, 0x0003, 0x0c);
824 adv7180_write(state
, 0x001d, 0x40);
827 adv7180_write(state
, 0x0013, 0x00);
832 static int adv7182_set_std(struct adv7180_state
*state
, unsigned int std
)
834 return adv7180_write(state
, ADV7182_REG_INPUT_VIDSEL
, std
<< 4);
837 enum adv7182_input_type
{
838 ADV7182_INPUT_TYPE_CVBS
,
839 ADV7182_INPUT_TYPE_DIFF_CVBS
,
840 ADV7182_INPUT_TYPE_SVIDEO
,
841 ADV7182_INPUT_TYPE_YPBPR
,
844 static enum adv7182_input_type
adv7182_get_input_type(unsigned int input
)
847 case ADV7182_INPUT_CVBS_AIN1
:
848 case ADV7182_INPUT_CVBS_AIN2
:
849 case ADV7182_INPUT_CVBS_AIN3
:
850 case ADV7182_INPUT_CVBS_AIN4
:
851 case ADV7182_INPUT_CVBS_AIN5
:
852 case ADV7182_INPUT_CVBS_AIN6
:
853 case ADV7182_INPUT_CVBS_AIN7
:
854 case ADV7182_INPUT_CVBS_AIN8
:
855 return ADV7182_INPUT_TYPE_CVBS
;
856 case ADV7182_INPUT_SVIDEO_AIN1_AIN2
:
857 case ADV7182_INPUT_SVIDEO_AIN3_AIN4
:
858 case ADV7182_INPUT_SVIDEO_AIN5_AIN6
:
859 case ADV7182_INPUT_SVIDEO_AIN7_AIN8
:
860 return ADV7182_INPUT_TYPE_SVIDEO
;
861 case ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
:
862 case ADV7182_INPUT_YPRPB_AIN4_AIN5_AIN6
:
863 return ADV7182_INPUT_TYPE_YPBPR
;
864 case ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
:
865 case ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4
:
866 case ADV7182_INPUT_DIFF_CVBS_AIN5_AIN6
:
867 case ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
:
868 return ADV7182_INPUT_TYPE_DIFF_CVBS
;
869 default: /* Will never happen */
874 /* ADI recommended writes to registers 0x52, 0x53, 0x54 */
875 static unsigned int adv7182_lbias_settings
[][3] = {
876 [ADV7182_INPUT_TYPE_CVBS
] = { 0xCB, 0x4E, 0x80 },
877 [ADV7182_INPUT_TYPE_DIFF_CVBS
] = { 0xC0, 0x4E, 0x80 },
878 [ADV7182_INPUT_TYPE_SVIDEO
] = { 0x0B, 0xCE, 0x80 },
879 [ADV7182_INPUT_TYPE_YPBPR
] = { 0x0B, 0x4E, 0xC0 },
882 static unsigned int adv7280_lbias_settings
[][3] = {
883 [ADV7182_INPUT_TYPE_CVBS
] = { 0xCD, 0x4E, 0x80 },
884 [ADV7182_INPUT_TYPE_DIFF_CVBS
] = { 0xC0, 0x4E, 0x80 },
885 [ADV7182_INPUT_TYPE_SVIDEO
] = { 0x0B, 0xCE, 0x80 },
886 [ADV7182_INPUT_TYPE_YPBPR
] = { 0x0B, 0x4E, 0xC0 },
889 static int adv7182_select_input(struct adv7180_state
*state
, unsigned int input
)
891 enum adv7182_input_type input_type
;
896 ret
= adv7180_write(state
, ADV7180_REG_INPUT_CONTROL
, input
);
900 /* Reset clamp circuitry - ADI recommended writes */
901 adv7180_write(state
, 0x809c, 0x00);
902 adv7180_write(state
, 0x809c, 0xff);
904 input_type
= adv7182_get_input_type(input
);
906 switch (input_type
) {
907 case ADV7182_INPUT_TYPE_CVBS
:
908 case ADV7182_INPUT_TYPE_DIFF_CVBS
:
909 /* ADI recommends to use the SH1 filter */
910 adv7180_write(state
, 0x0017, 0x41);
913 adv7180_write(state
, 0x0017, 0x01);
917 if (state
->chip_info
->flags
& ADV7180_FLAG_V2
)
918 lbias
= adv7280_lbias_settings
[input_type
];
920 lbias
= adv7182_lbias_settings
[input_type
];
922 for (i
= 0; i
< ARRAY_SIZE(adv7182_lbias_settings
[0]); i
++)
923 adv7180_write(state
, 0x0052 + i
, lbias
[i
]);
925 if (input_type
== ADV7182_INPUT_TYPE_DIFF_CVBS
) {
926 /* ADI required writes to make differential CVBS work */
927 adv7180_write(state
, 0x005f, 0xa8);
928 adv7180_write(state
, 0x005a, 0x90);
929 adv7180_write(state
, 0x0060, 0xb0);
930 adv7180_write(state
, 0x80b6, 0x08);
931 adv7180_write(state
, 0x80c0, 0xa0);
933 adv7180_write(state
, 0x005f, 0xf0);
934 adv7180_write(state
, 0x005a, 0xd0);
935 adv7180_write(state
, 0x0060, 0x10);
936 adv7180_write(state
, 0x80b6, 0x9c);
937 adv7180_write(state
, 0x80c0, 0x00);
943 static const struct adv7180_chip_info adv7180_info
= {
944 .flags
= ADV7180_FLAG_RESET_POWERED
,
945 /* We cannot discriminate between LQFP and 40-pin LFCSP, so accept
946 * all inputs and let the card driver take care of validation
948 .valid_input_mask
= BIT(ADV7180_INPUT_CVBS_AIN1
) |
949 BIT(ADV7180_INPUT_CVBS_AIN2
) |
950 BIT(ADV7180_INPUT_CVBS_AIN3
) |
951 BIT(ADV7180_INPUT_CVBS_AIN4
) |
952 BIT(ADV7180_INPUT_CVBS_AIN5
) |
953 BIT(ADV7180_INPUT_CVBS_AIN6
) |
954 BIT(ADV7180_INPUT_SVIDEO_AIN1_AIN2
) |
955 BIT(ADV7180_INPUT_SVIDEO_AIN3_AIN4
) |
956 BIT(ADV7180_INPUT_SVIDEO_AIN5_AIN6
) |
957 BIT(ADV7180_INPUT_YPRPB_AIN1_AIN2_AIN3
) |
958 BIT(ADV7180_INPUT_YPRPB_AIN4_AIN5_AIN6
),
959 .init
= adv7180_init
,
960 .set_std
= adv7180_set_std
,
961 .select_input
= adv7180_select_input
,
964 static const struct adv7180_chip_info adv7182_info
= {
965 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
966 BIT(ADV7182_INPUT_CVBS_AIN2
) |
967 BIT(ADV7182_INPUT_CVBS_AIN3
) |
968 BIT(ADV7182_INPUT_CVBS_AIN4
) |
969 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
970 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
971 BIT(ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
) |
972 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
973 BIT(ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4
),
974 .init
= adv7182_init
,
975 .set_std
= adv7182_set_std
,
976 .select_input
= adv7182_select_input
,
979 static const struct adv7180_chip_info adv7280_info
= {
980 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_I2P
,
981 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
982 BIT(ADV7182_INPUT_CVBS_AIN2
) |
983 BIT(ADV7182_INPUT_CVBS_AIN3
) |
984 BIT(ADV7182_INPUT_CVBS_AIN4
) |
985 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
986 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
987 BIT(ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
),
988 .init
= adv7182_init
,
989 .set_std
= adv7182_set_std
,
990 .select_input
= adv7182_select_input
,
993 static const struct adv7180_chip_info adv7280_m_info
= {
994 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_MIPI_CSI2
| ADV7180_FLAG_I2P
,
995 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
996 BIT(ADV7182_INPUT_CVBS_AIN2
) |
997 BIT(ADV7182_INPUT_CVBS_AIN3
) |
998 BIT(ADV7182_INPUT_CVBS_AIN4
) |
999 BIT(ADV7182_INPUT_CVBS_AIN5
) |
1000 BIT(ADV7182_INPUT_CVBS_AIN6
) |
1001 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1002 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1003 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1004 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
1005 BIT(ADV7182_INPUT_SVIDEO_AIN5_AIN6
) |
1006 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1007 BIT(ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
) |
1008 BIT(ADV7182_INPUT_YPRPB_AIN4_AIN5_AIN6
),
1009 .init
= adv7182_init
,
1010 .set_std
= adv7182_set_std
,
1011 .select_input
= adv7182_select_input
,
1014 static const struct adv7180_chip_info adv7281_info
= {
1015 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_MIPI_CSI2
,
1016 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
1017 BIT(ADV7182_INPUT_CVBS_AIN2
) |
1018 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1019 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1020 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1021 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1022 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
1023 BIT(ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
),
1024 .init
= adv7182_init
,
1025 .set_std
= adv7182_set_std
,
1026 .select_input
= adv7182_select_input
,
1029 static const struct adv7180_chip_info adv7281_m_info
= {
1030 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_MIPI_CSI2
,
1031 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
1032 BIT(ADV7182_INPUT_CVBS_AIN2
) |
1033 BIT(ADV7182_INPUT_CVBS_AIN3
) |
1034 BIT(ADV7182_INPUT_CVBS_AIN4
) |
1035 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1036 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1037 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1038 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
1039 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1040 BIT(ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
) |
1041 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
1042 BIT(ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4
) |
1043 BIT(ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
),
1044 .init
= adv7182_init
,
1045 .set_std
= adv7182_set_std
,
1046 .select_input
= adv7182_select_input
,
1049 static const struct adv7180_chip_info adv7281_ma_info
= {
1050 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_MIPI_CSI2
,
1051 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
1052 BIT(ADV7182_INPUT_CVBS_AIN2
) |
1053 BIT(ADV7182_INPUT_CVBS_AIN3
) |
1054 BIT(ADV7182_INPUT_CVBS_AIN4
) |
1055 BIT(ADV7182_INPUT_CVBS_AIN5
) |
1056 BIT(ADV7182_INPUT_CVBS_AIN6
) |
1057 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1058 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1059 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1060 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
1061 BIT(ADV7182_INPUT_SVIDEO_AIN5_AIN6
) |
1062 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1063 BIT(ADV7182_INPUT_YPRPB_AIN1_AIN2_AIN3
) |
1064 BIT(ADV7182_INPUT_YPRPB_AIN4_AIN5_AIN6
) |
1065 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
1066 BIT(ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4
) |
1067 BIT(ADV7182_INPUT_DIFF_CVBS_AIN5_AIN6
) |
1068 BIT(ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
),
1069 .init
= adv7182_init
,
1070 .set_std
= adv7182_set_std
,
1071 .select_input
= adv7182_select_input
,
1074 static const struct adv7180_chip_info adv7282_info
= {
1075 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_I2P
,
1076 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
1077 BIT(ADV7182_INPUT_CVBS_AIN2
) |
1078 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1079 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1080 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1081 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1082 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
1083 BIT(ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
),
1084 .init
= adv7182_init
,
1085 .set_std
= adv7182_set_std
,
1086 .select_input
= adv7182_select_input
,
1089 static const struct adv7180_chip_info adv7282_m_info
= {
1090 .flags
= ADV7180_FLAG_V2
| ADV7180_FLAG_MIPI_CSI2
| ADV7180_FLAG_I2P
,
1091 .valid_input_mask
= BIT(ADV7182_INPUT_CVBS_AIN1
) |
1092 BIT(ADV7182_INPUT_CVBS_AIN2
) |
1093 BIT(ADV7182_INPUT_CVBS_AIN3
) |
1094 BIT(ADV7182_INPUT_CVBS_AIN4
) |
1095 BIT(ADV7182_INPUT_CVBS_AIN7
) |
1096 BIT(ADV7182_INPUT_CVBS_AIN8
) |
1097 BIT(ADV7182_INPUT_SVIDEO_AIN1_AIN2
) |
1098 BIT(ADV7182_INPUT_SVIDEO_AIN3_AIN4
) |
1099 BIT(ADV7182_INPUT_SVIDEO_AIN7_AIN8
) |
1100 BIT(ADV7182_INPUT_DIFF_CVBS_AIN1_AIN2
) |
1101 BIT(ADV7182_INPUT_DIFF_CVBS_AIN3_AIN4
) |
1102 BIT(ADV7182_INPUT_DIFF_CVBS_AIN7_AIN8
),
1103 .init
= adv7182_init
,
1104 .set_std
= adv7182_set_std
,
1105 .select_input
= adv7182_select_input
,
1108 static int init_device(struct adv7180_state
*state
)
1112 mutex_lock(&state
->mutex
);
1114 adv7180_write(state
, ADV7180_REG_PWR_MAN
, ADV7180_PWR_MAN_RES
);
1115 usleep_range(2000, 10000);
1117 ret
= state
->chip_info
->init(state
);
1121 ret
= adv7180_program_std(state
);
1125 adv7180_set_field_mode(state
);
1127 /* register for interrupts */
1128 if (state
->irq
> 0) {
1129 /* config the Interrupt pin to be active low */
1130 ret
= adv7180_write(state
, ADV7180_REG_ICONF1
,
1131 ADV7180_ICONF1_ACTIVE_LOW
|
1132 ADV7180_ICONF1_PSYNC_ONLY
);
1136 ret
= adv7180_write(state
, ADV7180_REG_IMR1
, 0);
1140 ret
= adv7180_write(state
, ADV7180_REG_IMR2
, 0);
1144 /* enable AD change interrupts interrupts */
1145 ret
= adv7180_write(state
, ADV7180_REG_IMR3
,
1146 ADV7180_IRQ3_AD_CHANGE
);
1150 ret
= adv7180_write(state
, ADV7180_REG_IMR4
, 0);
1156 mutex_unlock(&state
->mutex
);
1161 static int adv7180_probe(struct i2c_client
*client
,
1162 const struct i2c_device_id
*id
)
1164 struct adv7180_state
*state
;
1165 struct v4l2_subdev
*sd
;
1168 /* Check if the adapter supports the needed features */
1169 if (!i2c_check_functionality(client
->adapter
, I2C_FUNC_SMBUS_BYTE_DATA
))
1172 v4l_info(client
, "chip found @ 0x%02x (%s)\n",
1173 client
->addr
, client
->adapter
->name
);
1175 state
= devm_kzalloc(&client
->dev
, sizeof(*state
), GFP_KERNEL
);
1179 state
->client
= client
;
1180 state
->field
= V4L2_FIELD_INTERLACED
;
1181 state
->chip_info
= (struct adv7180_chip_info
*)id
->driver_data
;
1183 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
) {
1184 state
->csi_client
= i2c_new_dummy(client
->adapter
,
1185 ADV7180_DEFAULT_CSI_I2C_ADDR
);
1186 if (!state
->csi_client
)
1190 if (state
->chip_info
->flags
& ADV7180_FLAG_I2P
) {
1191 state
->vpp_client
= i2c_new_dummy(client
->adapter
,
1192 ADV7180_DEFAULT_VPP_I2C_ADDR
);
1193 if (!state
->vpp_client
) {
1195 goto err_unregister_csi_client
;
1199 state
->irq
= client
->irq
;
1200 mutex_init(&state
->mutex
);
1201 state
->autodetect
= true;
1202 if (state
->chip_info
->flags
& ADV7180_FLAG_RESET_POWERED
)
1203 state
->powered
= true;
1205 state
->powered
= false;
1208 v4l2_i2c_subdev_init(sd
, client
, &adv7180_ops
);
1209 sd
->flags
= V4L2_SUBDEV_FL_HAS_DEVNODE
;
1211 ret
= adv7180_init_controls(state
);
1213 goto err_unregister_vpp_client
;
1215 state
->pad
.flags
= MEDIA_PAD_FL_SOURCE
;
1216 sd
->entity
.flags
|= MEDIA_ENT_T_V4L2_SUBDEV_DECODER
;
1217 ret
= media_entity_init(&sd
->entity
, 1, &state
->pad
, 0);
1221 ret
= init_device(state
);
1223 goto err_media_entity_cleanup
;
1226 ret
= request_threaded_irq(client
->irq
, NULL
, adv7180_irq
,
1227 IRQF_ONESHOT
| IRQF_TRIGGER_FALLING
,
1228 KBUILD_MODNAME
, state
);
1230 goto err_media_entity_cleanup
;
1233 ret
= v4l2_async_register_subdev(sd
);
1241 free_irq(client
->irq
, state
);
1242 err_media_entity_cleanup
:
1243 media_entity_cleanup(&sd
->entity
);
1245 adv7180_exit_controls(state
);
1246 err_unregister_vpp_client
:
1247 if (state
->chip_info
->flags
& ADV7180_FLAG_I2P
)
1248 i2c_unregister_device(state
->vpp_client
);
1249 err_unregister_csi_client
:
1250 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
)
1251 i2c_unregister_device(state
->csi_client
);
1252 mutex_destroy(&state
->mutex
);
1256 static int adv7180_remove(struct i2c_client
*client
)
1258 struct v4l2_subdev
*sd
= i2c_get_clientdata(client
);
1259 struct adv7180_state
*state
= to_state(sd
);
1261 v4l2_async_unregister_subdev(sd
);
1264 free_irq(client
->irq
, state
);
1266 media_entity_cleanup(&sd
->entity
);
1267 adv7180_exit_controls(state
);
1269 if (state
->chip_info
->flags
& ADV7180_FLAG_I2P
)
1270 i2c_unregister_device(state
->vpp_client
);
1271 if (state
->chip_info
->flags
& ADV7180_FLAG_MIPI_CSI2
)
1272 i2c_unregister_device(state
->csi_client
);
1274 mutex_destroy(&state
->mutex
);
1279 static const struct i2c_device_id adv7180_id
[] = {
1280 { "adv7180", (kernel_ulong_t
)&adv7180_info
},
1281 { "adv7182", (kernel_ulong_t
)&adv7182_info
},
1282 { "adv7280", (kernel_ulong_t
)&adv7280_info
},
1283 { "adv7280-m", (kernel_ulong_t
)&adv7280_m_info
},
1284 { "adv7281", (kernel_ulong_t
)&adv7281_info
},
1285 { "adv7281-m", (kernel_ulong_t
)&adv7281_m_info
},
1286 { "adv7281-ma", (kernel_ulong_t
)&adv7281_ma_info
},
1287 { "adv7282", (kernel_ulong_t
)&adv7282_info
},
1288 { "adv7282-m", (kernel_ulong_t
)&adv7282_m_info
},
1291 MODULE_DEVICE_TABLE(i2c
, adv7180_id
);
1293 #ifdef CONFIG_PM_SLEEP
1294 static int adv7180_suspend(struct device
*dev
)
1296 struct i2c_client
*client
= to_i2c_client(dev
);
1297 struct v4l2_subdev
*sd
= i2c_get_clientdata(client
);
1298 struct adv7180_state
*state
= to_state(sd
);
1300 return adv7180_set_power(state
, false);
1303 static int adv7180_resume(struct device
*dev
)
1305 struct i2c_client
*client
= to_i2c_client(dev
);
1306 struct v4l2_subdev
*sd
= i2c_get_clientdata(client
);
1307 struct adv7180_state
*state
= to_state(sd
);
1310 ret
= init_device(state
);
1314 ret
= adv7180_set_power(state
, state
->powered
);
1321 static SIMPLE_DEV_PM_OPS(adv7180_pm_ops
, adv7180_suspend
, adv7180_resume
);
1322 #define ADV7180_PM_OPS (&adv7180_pm_ops)
1325 #define ADV7180_PM_OPS NULL
1329 static const struct of_device_id adv7180_of_id
[] = {
1330 { .compatible
= "adi,adv7180", },
1334 MODULE_DEVICE_TABLE(of
, adv7180_of_id
);
1337 static struct i2c_driver adv7180_driver
= {
1339 .name
= KBUILD_MODNAME
,
1340 .pm
= ADV7180_PM_OPS
,
1341 .of_match_table
= of_match_ptr(adv7180_of_id
),
1343 .probe
= adv7180_probe
,
1344 .remove
= adv7180_remove
,
1345 .id_table
= adv7180_id
,
1348 module_i2c_driver(adv7180_driver
);
1350 MODULE_DESCRIPTION("Analog Devices ADV7180 video decoder driver");
1351 MODULE_AUTHOR("Mocean Laboratories");
1352 MODULE_LICENSE("GPL v2");