1 // SPDX-License-Identifier: GPL-2.0
3 // tvp5150 - Texas Instruments TVP5150A/AM1 and TVP5151 video decoder driver
5 // Copyright (c) 2005,2006 Mauro Carvalho Chehab <mchehab@kernel.org>
7 #include <dt-bindings/media/tvp5150.h>
9 #include <linux/slab.h>
10 #include <linux/videodev2.h>
11 #include <linux/delay.h>
12 #include <linux/gpio/consumer.h>
13 #include <linux/module.h>
14 #include <linux/of_graph.h>
15 #include <media/v4l2-async.h>
16 #include <media/v4l2-device.h>
17 #include <media/v4l2-ctrls.h>
18 #include <media/v4l2-fwnode.h>
19 #include <media/v4l2-mc.h>
21 #include "tvp5150_reg.h"
23 #define TVP5150_H_MAX 720U
24 #define TVP5150_V_MAX_525_60 480U
25 #define TVP5150_V_MAX_OTHERS 576U
26 #define TVP5150_MAX_CROP_LEFT 511
27 #define TVP5150_MAX_CROP_TOP 127
28 #define TVP5150_CROP_SHIFT 2
30 MODULE_DESCRIPTION("Texas Instruments TVP5150A/TVP5150AM1/TVP5151 video decoder driver");
31 MODULE_AUTHOR("Mauro Carvalho Chehab");
32 MODULE_LICENSE("GPL v2");
36 module_param(debug, int, 0644);
37 MODULE_PARM_DESC(debug, "Debug level (0-2)");
39 #define dprintk0(__dev, __arg...) dev_dbg_lvl(__dev, 0, 0, __arg)
42 struct v4l2_subdev sd;
43 #ifdef CONFIG_MEDIA_CONTROLLER
44 struct media_pad pads[DEMOD_NUM_PADS];
45 struct media_entity input_ent[TVP5150_INPUT_NUM];
46 struct media_pad input_pad[TVP5150_INPUT_NUM];
48 struct v4l2_ctrl_handler hdl;
49 struct v4l2_rect rect;
51 v4l2_std_id norm; /* Current set standard */
59 enum v4l2_mbus_type mbus_type;
62 static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
64 return container_of(sd, struct tvp5150, sd);
67 static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
69 return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
72 static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
74 struct i2c_client *c = v4l2_get_subdevdata(sd);
77 rc = i2c_smbus_read_byte_data(c, addr);
79 dev_err(sd->dev, "i2c i/o error: rc == %d\n", rc);
83 dev_dbg_lvl(sd->dev, 2, debug, "tvp5150: read 0x%02x = %02x\n", addr, rc);
88 static int tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
91 struct i2c_client *c = v4l2_get_subdevdata(sd);
94 dev_dbg_lvl(sd->dev, 2, debug, "tvp5150: writing %02x %02x\n", addr, value);
95 rc = i2c_smbus_write_byte_data(c, addr, value);
97 dev_err(sd->dev, "i2c i/o error: rc == %d\n", rc);
102 static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
103 const u8 end, int max_line)
109 dprintk0(sd->dev, "too much data to dump\n");
113 for (i = init; i < end; i += max_line) {
114 len = (end - i > max_line) ? max_line : end - i;
116 for (j = 0; j < len; j++)
117 buf[j] = tvp5150_read(sd, i + j);
119 dprintk0(sd->dev, "%s reg %02x = %*ph\n", s, i, len, buf);
123 static int tvp5150_log_status(struct v4l2_subdev *sd)
125 dprintk0(sd->dev, "tvp5150: Video input source selection #1 = 0x%02x\n",
126 tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
127 dprintk0(sd->dev, "tvp5150: Analog channel controls = 0x%02x\n",
128 tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
129 dprintk0(sd->dev, "tvp5150: Operation mode controls = 0x%02x\n",
130 tvp5150_read(sd, TVP5150_OP_MODE_CTL));
131 dprintk0(sd->dev, "tvp5150: Miscellaneous controls = 0x%02x\n",
132 tvp5150_read(sd, TVP5150_MISC_CTL));
133 dprintk0(sd->dev, "tvp5150: Autoswitch mask= 0x%02x\n",
134 tvp5150_read(sd, TVP5150_AUTOSW_MSK));
135 dprintk0(sd->dev, "tvp5150: Color killer threshold control = 0x%02x\n",
136 tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
137 dprintk0(sd->dev, "tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
138 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
139 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
140 tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
141 dprintk0(sd->dev, "tvp5150: Brightness control = 0x%02x\n",
142 tvp5150_read(sd, TVP5150_BRIGHT_CTL));
143 dprintk0(sd->dev, "tvp5150: Color saturation control = 0x%02x\n",
144 tvp5150_read(sd, TVP5150_SATURATION_CTL));
145 dprintk0(sd->dev, "tvp5150: Hue control = 0x%02x\n",
146 tvp5150_read(sd, TVP5150_HUE_CTL));
147 dprintk0(sd->dev, "tvp5150: Contrast control = 0x%02x\n",
148 tvp5150_read(sd, TVP5150_CONTRAST_CTL));
149 dprintk0(sd->dev, "tvp5150: Outputs and data rates select = 0x%02x\n",
150 tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
151 dprintk0(sd->dev, "tvp5150: Configuration shared pins = 0x%02x\n",
152 tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
153 dprintk0(sd->dev, "tvp5150: Active video cropping start = 0x%02x%02x\n",
154 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
155 tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
156 dprintk0(sd->dev, "tvp5150: Active video cropping stop = 0x%02x%02x\n",
157 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
158 tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
159 dprintk0(sd->dev, "tvp5150: Genlock/RTC = 0x%02x\n",
160 tvp5150_read(sd, TVP5150_GENLOCK));
161 dprintk0(sd->dev, "tvp5150: Horizontal sync start = 0x%02x\n",
162 tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
163 dprintk0(sd->dev, "tvp5150: Vertical blanking start = 0x%02x\n",
164 tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
165 dprintk0(sd->dev, "tvp5150: Vertical blanking stop = 0x%02x\n",
166 tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
167 dprintk0(sd->dev, "tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
168 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
169 tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
170 dprintk0(sd->dev, "tvp5150: Interrupt reset register B = 0x%02x\n",
171 tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
172 dprintk0(sd->dev, "tvp5150: Interrupt enable register B = 0x%02x\n",
173 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
174 dprintk0(sd->dev, "tvp5150: Interrupt configuration register B = 0x%02x\n",
175 tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
176 dprintk0(sd->dev, "tvp5150: Video standard = 0x%02x\n",
177 tvp5150_read(sd, TVP5150_VIDEO_STD));
178 dprintk0(sd->dev, "tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
179 tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
180 tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
181 dprintk0(sd->dev, "tvp5150: Macrovision on counter = 0x%02x\n",
182 tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
183 dprintk0(sd->dev, "tvp5150: Macrovision off counter = 0x%02x\n",
184 tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
185 dprintk0(sd->dev, "tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
186 (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
187 dprintk0(sd->dev, "tvp5150: Device ID = %02x%02x\n",
188 tvp5150_read(sd, TVP5150_MSB_DEV_ID),
189 tvp5150_read(sd, TVP5150_LSB_DEV_ID));
190 dprintk0(sd->dev, "tvp5150: ROM version = (hex) %02x.%02x\n",
191 tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
192 tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
193 dprintk0(sd->dev, "tvp5150: Vertical line count = 0x%02x%02x\n",
194 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
195 tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
196 dprintk0(sd->dev, "tvp5150: Interrupt status register B = 0x%02x\n",
197 tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
198 dprintk0(sd->dev, "tvp5150: Interrupt active register B = 0x%02x\n",
199 tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
200 dprintk0(sd->dev, "tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
201 tvp5150_read(sd, TVP5150_STATUS_REG_1),
202 tvp5150_read(sd, TVP5150_STATUS_REG_2),
203 tvp5150_read(sd, TVP5150_STATUS_REG_3),
204 tvp5150_read(sd, TVP5150_STATUS_REG_4),
205 tvp5150_read(sd, TVP5150_STATUS_REG_5));
207 dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
208 TVP5150_TELETEXT_FIL1_END, 8);
209 dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
210 TVP5150_TELETEXT_FIL2_END, 8);
212 dprintk0(sd->dev, "tvp5150: Teletext filter enable = 0x%02x\n",
213 tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
214 dprintk0(sd->dev, "tvp5150: Interrupt status register A = 0x%02x\n",
215 tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
216 dprintk0(sd->dev, "tvp5150: Interrupt enable register A = 0x%02x\n",
217 tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
218 dprintk0(sd->dev, "tvp5150: Interrupt configuration = 0x%02x\n",
219 tvp5150_read(sd, TVP5150_INT_CONF));
220 dprintk0(sd->dev, "tvp5150: VDP status register = 0x%02x\n",
221 tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
222 dprintk0(sd->dev, "tvp5150: FIFO word count = 0x%02x\n",
223 tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
224 dprintk0(sd->dev, "tvp5150: FIFO interrupt threshold = 0x%02x\n",
225 tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
226 dprintk0(sd->dev, "tvp5150: FIFO reset = 0x%02x\n",
227 tvp5150_read(sd, TVP5150_FIFO_RESET));
228 dprintk0(sd->dev, "tvp5150: Line number interrupt = 0x%02x\n",
229 tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
230 dprintk0(sd->dev, "tvp5150: Pixel alignment register = 0x%02x%02x\n",
231 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
232 tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
233 dprintk0(sd->dev, "tvp5150: FIFO output control = 0x%02x\n",
234 tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
235 dprintk0(sd->dev, "tvp5150: Full field enable = 0x%02x\n",
236 tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
237 dprintk0(sd->dev, "tvp5150: Full field mode register = 0x%02x\n",
238 tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
240 dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
241 TVP5150_CC_DATA_END, 8);
243 dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
244 TVP5150_WSS_DATA_END, 8);
246 dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
247 TVP5150_VPS_DATA_END, 8);
249 dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
250 TVP5150_VITC_DATA_END, 10);
252 dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
253 TVP5150_LINE_MODE_END, 8);
257 /****************************************************************************
259 ****************************************************************************/
261 static void tvp5150_selmux(struct v4l2_subdev *sd)
264 struct tvp5150 *decoder = to_tvp5150(sd);
268 /* Only tvp5150am1 and tvp5151 have signal generator support */
269 if ((decoder->dev_id == 0x5150 && decoder->rom_ver == 0x0400) ||
270 (decoder->dev_id == 0x5151 && decoder->rom_ver == 0x0100)) {
271 if (!decoder->enable)
275 switch (decoder->input) {
276 case TVP5150_COMPOSITE1:
279 case TVP5150_COMPOSITE0:
287 dev_dbg_lvl(sd->dev, 1, debug, "Selecting video route: route input=%i, output=%i => tvp5150 input=%i, opmode=%i\n",
288 decoder->input, decoder->output,
291 tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
292 tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
295 * Setup the FID/GLCO/VLK/HVLK and INTREQ/GPCL/VBLK output signals. For
296 * S-Video we output the vertical lock (VLK) signal on FID/GLCO/VLK/HVLK
297 * and set INTREQ/GPCL/VBLK to logic 0. For composite we output the
298 * field indicator (FID) signal on FID/GLCO/VLK/HVLK and set
299 * INTREQ/GPCL/VBLK to logic 1.
301 val = tvp5150_read(sd, TVP5150_MISC_CTL);
303 dev_err(sd->dev, "%s: failed with error = %d\n", __func__, val);
307 if (decoder->input == TVP5150_SVIDEO)
308 val = (val & ~TVP5150_MISC_CTL_GPCL) | TVP5150_MISC_CTL_HVLK;
310 val = (val & ~TVP5150_MISC_CTL_HVLK) | TVP5150_MISC_CTL_GPCL;
311 tvp5150_write(sd, TVP5150_MISC_CTL, val);
314 struct i2c_reg_value {
319 /* Default values as sugested at TVP5150AM1 datasheet */
320 static const struct i2c_reg_value tvp5150_init_default[] = {
322 TVP5150_VD_IN_SRC_SEL_1, 0x00
325 TVP5150_ANAL_CHL_CTL, 0x15
328 TVP5150_OP_MODE_CTL, 0x00
331 TVP5150_MISC_CTL, 0x01
334 TVP5150_COLOR_KIL_THSH_CTL, 0x10
337 TVP5150_LUMA_PROC_CTL_1, 0x60
340 TVP5150_LUMA_PROC_CTL_2, 0x00
343 TVP5150_BRIGHT_CTL, 0x80
346 TVP5150_SATURATION_CTL, 0x80
349 TVP5150_HUE_CTL, 0x00
352 TVP5150_CONTRAST_CTL, 0x80
355 TVP5150_DATA_RATE_SEL, 0x47
358 TVP5150_LUMA_PROC_CTL_3, 0x00
361 TVP5150_CONF_SHARED_PIN, 0x08
364 TVP5150_ACT_VD_CROP_ST_MSB, 0x00
367 TVP5150_ACT_VD_CROP_ST_LSB, 0x00
370 TVP5150_ACT_VD_CROP_STP_MSB, 0x00
373 TVP5150_ACT_VD_CROP_STP_LSB, 0x00
376 TVP5150_GENLOCK, 0x01
379 TVP5150_HORIZ_SYNC_START, 0x80
382 TVP5150_VERT_BLANKING_START, 0x00
385 TVP5150_VERT_BLANKING_STOP, 0x00
388 TVP5150_CHROMA_PROC_CTL_1, 0x0c
391 TVP5150_CHROMA_PROC_CTL_2, 0x14
394 TVP5150_INT_RESET_REG_B, 0x00
397 TVP5150_INT_ENABLE_REG_B, 0x00
400 TVP5150_INTT_CONFIG_REG_B, 0x00
403 TVP5150_VIDEO_STD, 0x00
406 TVP5150_MACROVISION_ON_CTR, 0x0f
409 TVP5150_MACROVISION_OFF_CTR, 0x01
412 TVP5150_TELETEXT_FIL_ENA, 0x00
415 TVP5150_INT_STATUS_REG_A, 0x00
418 TVP5150_INT_ENABLE_REG_A, 0x00
421 TVP5150_INT_CONF, 0x04
424 TVP5150_FIFO_INT_THRESHOLD, 0x80
427 TVP5150_FIFO_RESET, 0x00
430 TVP5150_LINE_NUMBER_INT, 0x00
433 TVP5150_PIX_ALIGN_REG_LOW, 0x4e
436 TVP5150_PIX_ALIGN_REG_HIGH, 0x00
439 TVP5150_FIFO_OUT_CTRL, 0x01
442 TVP5150_FULL_FIELD_ENA, 0x00
445 TVP5150_LINE_MODE_INI, 0x00
448 TVP5150_FULL_FIELD_MODE_REG, 0x7f
455 /* Default values as sugested at TVP5150AM1 datasheet */
456 static const struct i2c_reg_value tvp5150_init_enable[] = {
458 TVP5150_CONF_SHARED_PIN, 2
459 }, { /* Automatic offset and AGC enabled */
460 TVP5150_ANAL_CHL_CTL, 0x15
461 }, { /* Activate YCrCb output 0x9 or 0xd ? */
462 TVP5150_MISC_CTL, TVP5150_MISC_CTL_GPCL |
463 TVP5150_MISC_CTL_INTREQ_OE |
464 TVP5150_MISC_CTL_YCBCR_OE |
465 TVP5150_MISC_CTL_SYNC_OE |
466 TVP5150_MISC_CTL_VBLANK |
467 TVP5150_MISC_CTL_CLOCK_OE,
468 }, { /* Activates video std autodetection for all standards */
469 TVP5150_AUTOSW_MSK, 0x0
470 }, { /* Default format: 0x47. For 4:2:2: 0x40 */
471 TVP5150_DATA_RATE_SEL, 0x47
473 TVP5150_CHROMA_PROC_CTL_1, 0x0c
475 TVP5150_CHROMA_PROC_CTL_2, 0x54
476 }, { /* Non documented, but initialized on WinTV USB2 */
483 struct tvp5150_vbi_type {
484 unsigned int vbi_type;
485 unsigned int ini_line;
486 unsigned int end_line;
487 unsigned int by_field :1;
490 struct i2c_vbi_ram_value {
492 struct tvp5150_vbi_type type;
493 unsigned char values[16];
496 /* This struct have the values for each supported VBI Standard
498 tvp5150_vbi_types should follow the same order as vbi_ram_default
499 * value 0 means rom position 0x10, value 1 means rom position 0x30
500 * and so on. There are 16 possible locations from 0 to 15.
503 static struct i2c_vbi_ram_value vbi_ram_default[] = {
506 * FIXME: Current api doesn't handle all VBI types, those not
507 * yet supported are placed under #if 0
510 [0] = {0x010, /* Teletext, SECAM, WST System A */
511 {V4L2_SLICED_TELETEXT_SECAM, 6, 23, 1},
512 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
513 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
516 [1] = {0x030, /* Teletext, PAL, WST System B */
517 {V4L2_SLICED_TELETEXT_B, 6, 22, 1},
518 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
519 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
522 [2] = {0x050, /* Teletext, PAL, WST System C */
523 {V4L2_SLICED_TELETEXT_PAL_C, 6, 22, 1},
524 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
525 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
527 [3] = {0x070, /* Teletext, NTSC, WST System B */
528 {V4L2_SLICED_TELETEXT_NTSC_B, 10, 21, 1},
529 { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
530 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
532 [4] = {0x090, /* Tetetext, NTSC NABTS System C */
533 {V4L2_SLICED_TELETEXT_NTSC_C, 10, 21, 1},
534 { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
535 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
537 [5] = {0x0b0, /* Teletext, NTSC-J, NABTS System D */
538 {V4L2_SLICED_TELETEXT_NTSC_D, 10, 21, 1},
539 { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
540 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
542 [6] = {0x0d0, /* Closed Caption, PAL/SECAM */
543 {V4L2_SLICED_CAPTION_625, 22, 22, 1},
544 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
545 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
548 [7] = {0x0f0, /* Closed Caption, NTSC */
549 {V4L2_SLICED_CAPTION_525, 21, 21, 1},
550 { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
551 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
553 [8] = {0x110, /* Wide Screen Signal, PAL/SECAM */
554 {V4L2_SLICED_WSS_625, 23, 23, 1},
555 { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
556 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
559 [9] = {0x130, /* Wide Screen Signal, NTSC C */
560 {V4L2_SLICED_WSS_525, 20, 20, 1},
561 { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
562 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
564 [10] = {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
565 {V4l2_SLICED_VITC_625, 6, 22, 0},
566 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
567 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
569 [11] = {0x170, /* Vertical Interval Timecode (VITC), NTSC */
570 {V4l2_SLICED_VITC_525, 10, 20, 0},
571 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
572 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
575 [12] = {0x190, /* Video Program System (VPS), PAL */
576 {V4L2_SLICED_VPS, 16, 16, 0},
577 { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
578 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
580 /* 0x1d0 User programmable */
583 static int tvp5150_write_inittab(struct v4l2_subdev *sd,
584 const struct i2c_reg_value *regs)
586 while (regs->reg != 0xff) {
587 tvp5150_write(sd, regs->reg, regs->value);
593 static int tvp5150_vdp_init(struct v4l2_subdev *sd)
598 /* Disable Full Field */
599 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
601 /* Before programming, Line mode should be at 0xff */
602 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
603 tvp5150_write(sd, i, 0xff);
606 for (j = 0; j < ARRAY_SIZE(vbi_ram_default); j++) {
607 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[j];
609 if (!regs->type.vbi_type)
612 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
613 tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
615 for (i = 0; i < 16; i++)
616 tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
621 /* Fills VBI capabilities based on i2c_vbi_ram_value struct */
622 static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
623 struct v4l2_sliced_vbi_cap *cap)
627 dev_dbg_lvl(sd->dev, 1, debug, "g_sliced_vbi_cap\n");
628 memset(cap, 0, sizeof(*cap));
630 for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
631 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
633 if (!regs->type.vbi_type)
636 for (line = regs->type.ini_line;
637 line <= regs->type.end_line;
639 cap->service_lines[0][line] |= regs->type.vbi_type;
641 cap->service_set |= regs->type.vbi_type;
646 /* Set vbi processing
647 * type - one of tvp5150_vbi_types
648 * line - line to gather data
649 * fields: bit 0 field1, bit 1, field2
650 * flags (default=0xf0) is a bitmask, were set means:
651 * bit 7: enable filtering null bytes on CC
652 * bit 6: send data also to FIFO
653 * bit 5: don't allow data with errors on FIFO
654 * bit 4: enable ECC when possible
655 * pix_align = pix alignment:
659 static int tvp5150_set_vbi(struct v4l2_subdev *sd,
660 unsigned int type, u8 flags, int line,
663 struct tvp5150 *decoder = to_tvp5150(sd);
664 v4l2_std_id std = decoder->norm;
668 if (std == V4L2_STD_ALL) {
669 dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n");
671 } else if (std & V4L2_STD_625_50) {
672 /* Don't follow NTSC Line number convension */
676 if (line < 6 || line > 27)
679 for (i = 0; i < ARRAY_SIZE(vbi_ram_default); i++) {
680 const struct i2c_vbi_ram_value *regs = &vbi_ram_default[i];
682 if (!regs->type.vbi_type)
685 if ((type & regs->type.vbi_type) &&
686 (line >= regs->type.ini_line) &&
687 (line <= regs->type.end_line))
692 type = pos | (flags & 0xf0);
693 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
696 tvp5150_write(sd, reg, type);
699 tvp5150_write(sd, reg + 1, type);
704 static int tvp5150_get_vbi(struct v4l2_subdev *sd, int line)
706 struct tvp5150 *decoder = to_tvp5150(sd);
707 v4l2_std_id std = decoder->norm;
712 if (std == V4L2_STD_ALL) {
713 dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n");
715 } else if (std & V4L2_STD_625_50) {
716 /* Don't follow NTSC Line number convension */
720 if (line < 6 || line > 27)
723 reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
725 for (i = 0; i <= 1; i++) {
726 ret = tvp5150_read(sd, reg + i);
728 dev_err(sd->dev, "%s: failed with error = %d\n",
733 if (pos < ARRAY_SIZE(vbi_ram_default))
734 type |= vbi_ram_default[pos].type.vbi_type;
740 static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
742 struct tvp5150 *decoder = to_tvp5150(sd);
747 /* First tests should be against specific std */
749 if (std == V4L2_STD_NTSC_443) {
750 fmt = VIDEO_STD_NTSC_4_43_BIT;
751 } else if (std == V4L2_STD_PAL_M) {
752 fmt = VIDEO_STD_PAL_M_BIT;
753 } else if (std == V4L2_STD_PAL_N || std == V4L2_STD_PAL_Nc) {
754 fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
756 /* Then, test against generic ones */
757 if (std & V4L2_STD_NTSC)
758 fmt = VIDEO_STD_NTSC_MJ_BIT;
759 else if (std & V4L2_STD_PAL)
760 fmt = VIDEO_STD_PAL_BDGHIN_BIT;
761 else if (std & V4L2_STD_SECAM)
762 fmt = VIDEO_STD_SECAM_BIT;
765 dev_dbg_lvl(sd->dev, 1, debug, "Set video std register to %d.\n", fmt);
766 tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
770 static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
772 struct tvp5150 *decoder = to_tvp5150(sd);
774 if (decoder->norm == std)
777 /* Change cropping height limits */
778 if (std & V4L2_STD_525_60)
779 decoder->rect.height = TVP5150_V_MAX_525_60;
781 decoder->rect.height = TVP5150_V_MAX_OTHERS;
784 return tvp5150_set_std(sd, std);
787 static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
789 struct tvp5150 *decoder = to_tvp5150(sd);
791 /* Initializes TVP5150 to its default values */
792 tvp5150_write_inittab(sd, tvp5150_init_default);
794 /* Initializes VDP registers */
795 tvp5150_vdp_init(sd);
797 /* Selects decoder input */
800 /* Initializes TVP5150 to stream enabled values */
801 tvp5150_write_inittab(sd, tvp5150_init_enable);
803 /* Initialize image preferences */
804 v4l2_ctrl_handler_setup(&decoder->hdl);
806 tvp5150_set_std(sd, decoder->norm);
808 if (decoder->mbus_type == V4L2_MBUS_PARALLEL)
809 tvp5150_write(sd, TVP5150_DATA_RATE_SEL, 0x40);
814 static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
816 struct v4l2_subdev *sd = to_sd(ctrl);
817 struct tvp5150 *decoder = to_tvp5150(sd);
820 case V4L2_CID_BRIGHTNESS:
821 tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
823 case V4L2_CID_CONTRAST:
824 tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
826 case V4L2_CID_SATURATION:
827 tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
830 tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
832 case V4L2_CID_TEST_PATTERN:
833 decoder->enable = ctrl->val ? false : true;
840 static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
842 int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
844 switch (val & 0x0F) {
846 return V4L2_STD_NTSC;
850 return V4L2_STD_PAL_M;
852 return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
854 return V4L2_STD_NTSC_443;
856 return V4L2_STD_SECAM;
858 return V4L2_STD_UNKNOWN;
862 static int tvp5150_fill_fmt(struct v4l2_subdev *sd,
863 struct v4l2_subdev_pad_config *cfg,
864 struct v4l2_subdev_format *format)
866 struct v4l2_mbus_framefmt *f;
867 struct tvp5150 *decoder = to_tvp5150(sd);
869 if (!format || (format->pad != DEMOD_PAD_VID_OUT))
874 f->width = decoder->rect.width;
875 f->height = decoder->rect.height / 2;
877 f->code = MEDIA_BUS_FMT_UYVY8_2X8;
878 f->field = V4L2_FIELD_ALTERNATE;
879 f->colorspace = V4L2_COLORSPACE_SMPTE170M;
881 dev_dbg_lvl(sd->dev, 1, debug, "width = %d, height = %d\n", f->width,
886 static int tvp5150_set_selection(struct v4l2_subdev *sd,
887 struct v4l2_subdev_pad_config *cfg,
888 struct v4l2_subdev_selection *sel)
890 struct tvp5150 *decoder = to_tvp5150(sd);
891 struct v4l2_rect rect = sel->r;
895 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE ||
896 sel->target != V4L2_SEL_TGT_CROP)
899 dev_dbg_lvl(sd->dev, 1, debug, "%s left=%d, top=%d, width=%d, height=%d\n",
900 __func__, rect.left, rect.top, rect.width, rect.height);
902 /* tvp5150 has some special limits */
903 rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
904 rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
906 /* Calculate height based on current standard */
907 if (decoder->norm == V4L2_STD_ALL)
908 std = tvp5150_read_std(sd);
912 if (std & V4L2_STD_525_60)
913 hmax = TVP5150_V_MAX_525_60;
915 hmax = TVP5150_V_MAX_OTHERS;
919 * - width = 2 due to UYVY colorspace
920 * - height, image = no special alignment
922 v4l_bound_align_image(&rect.width,
923 TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
924 TVP5150_H_MAX - rect.left, 1, &rect.height,
925 hmax - TVP5150_MAX_CROP_TOP - rect.top,
926 hmax - rect.top, 0, 0);
928 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
929 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
930 rect.top + rect.height - hmax);
931 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
932 rect.left >> TVP5150_CROP_SHIFT);
933 tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
934 rect.left | (1 << TVP5150_CROP_SHIFT));
935 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
936 (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
938 tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
939 rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
941 decoder->rect = rect;
946 static int tvp5150_get_selection(struct v4l2_subdev *sd,
947 struct v4l2_subdev_pad_config *cfg,
948 struct v4l2_subdev_selection *sel)
950 struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
953 if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE)
956 switch (sel->target) {
957 case V4L2_SEL_TGT_CROP_BOUNDS:
958 case V4L2_SEL_TGT_CROP_DEFAULT:
961 sel->r.width = TVP5150_H_MAX;
963 /* Calculate height based on current standard */
964 if (decoder->norm == V4L2_STD_ALL)
965 std = tvp5150_read_std(sd);
968 if (std & V4L2_STD_525_60)
969 sel->r.height = TVP5150_V_MAX_525_60;
971 sel->r.height = TVP5150_V_MAX_OTHERS;
973 case V4L2_SEL_TGT_CROP:
974 sel->r = decoder->rect;
981 static int tvp5150_g_mbus_config(struct v4l2_subdev *sd,
982 struct v4l2_mbus_config *cfg)
984 struct tvp5150 *decoder = to_tvp5150(sd);
986 cfg->type = decoder->mbus_type;
987 cfg->flags = V4L2_MBUS_MASTER | V4L2_MBUS_PCLK_SAMPLE_RISING
988 | V4L2_MBUS_FIELD_EVEN_LOW | V4L2_MBUS_DATA_ACTIVE_HIGH;
993 /****************************************************************************
995 ****************************************************************************/
996 static int tvp5150_enum_mbus_code(struct v4l2_subdev *sd,
997 struct v4l2_subdev_pad_config *cfg,
998 struct v4l2_subdev_mbus_code_enum *code)
1000 if (code->pad || code->index)
1003 code->code = MEDIA_BUS_FMT_UYVY8_2X8;
1007 static int tvp5150_enum_frame_size(struct v4l2_subdev *sd,
1008 struct v4l2_subdev_pad_config *cfg,
1009 struct v4l2_subdev_frame_size_enum *fse)
1011 struct tvp5150 *decoder = to_tvp5150(sd);
1013 if (fse->index >= 8 || fse->code != MEDIA_BUS_FMT_UYVY8_2X8)
1016 fse->code = MEDIA_BUS_FMT_UYVY8_2X8;
1017 fse->min_width = decoder->rect.width;
1018 fse->max_width = decoder->rect.width;
1019 fse->min_height = decoder->rect.height / 2;
1020 fse->max_height = decoder->rect.height / 2;
1025 /****************************************************************************
1027 ****************************************************************************/
1029 #ifdef CONFIG_MEDIA_CONTROLLER
1030 static int tvp5150_link_setup(struct media_entity *entity,
1031 const struct media_pad *local,
1032 const struct media_pad *remote, u32 flags)
1034 struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
1035 struct tvp5150 *decoder = to_tvp5150(sd);
1038 for (i = 0; i < TVP5150_INPUT_NUM; i++) {
1039 if (remote->entity == &decoder->input_ent[i])
1043 /* Do nothing for entities that are not input connectors */
1044 if (i == TVP5150_INPUT_NUM)
1054 static const struct media_entity_operations tvp5150_sd_media_ops = {
1055 .link_setup = tvp5150_link_setup,
1059 /****************************************************************************
1061 ****************************************************************************/
1063 static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable)
1065 struct tvp5150 *decoder = to_tvp5150(sd);
1068 /* Enable or disable the video output signals. */
1069 val = tvp5150_read(sd, TVP5150_MISC_CTL);
1073 val &= ~(TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE |
1074 TVP5150_MISC_CTL_CLOCK_OE);
1078 * Enable the YCbCr and clock outputs. In discrete sync mode
1079 * (non-BT.656) additionally enable the the sync outputs.
1081 val |= TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_CLOCK_OE;
1082 if (decoder->mbus_type == V4L2_MBUS_PARALLEL)
1083 val |= TVP5150_MISC_CTL_SYNC_OE;
1086 tvp5150_write(sd, TVP5150_MISC_CTL, val);
1091 static int tvp5150_s_routing(struct v4l2_subdev *sd,
1092 u32 input, u32 output, u32 config)
1094 struct tvp5150 *decoder = to_tvp5150(sd);
1096 decoder->input = input;
1097 decoder->output = output;
1099 if (output == TVP5150_BLACK_SCREEN)
1100 decoder->enable = false;
1102 decoder->enable = true;
1108 static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
1111 * this is for capturing 36 raw vbi lines
1112 * if there's a way to cut off the beginning 2 vbi lines
1113 * with the tvp5150 then the vbi line count could be lowered
1114 * to 17 lines/field again, although I couldn't find a register
1115 * which could do that cropping
1118 if (fmt->sample_format == V4L2_PIX_FMT_GREY)
1119 tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
1120 if (fmt->count[0] == 18 && fmt->count[1] == 18) {
1121 tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
1122 tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
1127 static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1131 if (svbi->service_set != 0) {
1132 for (i = 0; i <= 23; i++) {
1133 svbi->service_lines[1][i] = 0;
1134 svbi->service_lines[0][i] =
1135 tvp5150_set_vbi(sd, svbi->service_lines[0][i],
1139 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
1142 tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
1144 /* Disable Full Field */
1145 tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
1147 /* Disable Line modes */
1148 for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
1149 tvp5150_write(sd, i, 0xff);
1154 static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
1158 memset(svbi->service_lines, 0, sizeof(svbi->service_lines));
1160 for (i = 0; i <= 23; i++) {
1161 svbi->service_lines[0][i] =
1162 tvp5150_get_vbi(sd, i);
1163 mask |= svbi->service_lines[0][i];
1165 svbi->service_set = mask;
1169 #ifdef CONFIG_VIDEO_ADV_DEBUG
1170 static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
1174 res = tvp5150_read(sd, reg->reg & 0xff);
1176 dev_err(sd->dev, "%s: failed with error = %d\n", __func__, res);
1185 static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg)
1187 return tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
1191 static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
1193 int status = tvp5150_read(sd, 0x88);
1195 vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
1199 static int tvp5150_registered(struct v4l2_subdev *sd)
1201 #ifdef CONFIG_MEDIA_CONTROLLER
1202 struct tvp5150 *decoder = to_tvp5150(sd);
1206 for (i = 0; i < TVP5150_INPUT_NUM; i++) {
1207 struct media_entity *input = &decoder->input_ent[i];
1208 struct media_pad *pad = &decoder->input_pad[i];
1213 decoder->input_pad[i].flags = MEDIA_PAD_FL_SOURCE;
1215 ret = media_entity_pads_init(input, 1, pad);
1219 ret = media_device_register_entity(sd->v4l2_dev->mdev, input);
1223 ret = media_create_pad_link(input, 0, &sd->entity,
1224 DEMOD_PAD_IF_INPUT, 0);
1226 media_device_unregister_entity(input);
1235 /* ----------------------------------------------------------------------- */
1237 static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
1238 .s_ctrl = tvp5150_s_ctrl,
1241 static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
1242 .log_status = tvp5150_log_status,
1243 .reset = tvp5150_reset,
1244 #ifdef CONFIG_VIDEO_ADV_DEBUG
1245 .g_register = tvp5150_g_register,
1246 .s_register = tvp5150_s_register,
1250 static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
1251 .g_tuner = tvp5150_g_tuner,
1254 static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
1255 .s_std = tvp5150_s_std,
1256 .s_stream = tvp5150_s_stream,
1257 .s_routing = tvp5150_s_routing,
1258 .g_mbus_config = tvp5150_g_mbus_config,
1261 static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
1262 .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
1263 .g_sliced_fmt = tvp5150_g_sliced_fmt,
1264 .s_sliced_fmt = tvp5150_s_sliced_fmt,
1265 .s_raw_fmt = tvp5150_s_raw_fmt,
1268 static const struct v4l2_subdev_pad_ops tvp5150_pad_ops = {
1269 .enum_mbus_code = tvp5150_enum_mbus_code,
1270 .enum_frame_size = tvp5150_enum_frame_size,
1271 .set_fmt = tvp5150_fill_fmt,
1272 .get_fmt = tvp5150_fill_fmt,
1273 .get_selection = tvp5150_get_selection,
1274 .set_selection = tvp5150_set_selection,
1277 static const struct v4l2_subdev_ops tvp5150_ops = {
1278 .core = &tvp5150_core_ops,
1279 .tuner = &tvp5150_tuner_ops,
1280 .video = &tvp5150_video_ops,
1281 .vbi = &tvp5150_vbi_ops,
1282 .pad = &tvp5150_pad_ops,
1285 static const struct v4l2_subdev_internal_ops tvp5150_internal_ops = {
1286 .registered = tvp5150_registered,
1290 /****************************************************************************
1292 ****************************************************************************/
1294 static int tvp5150_detect_version(struct tvp5150 *core)
1296 struct v4l2_subdev *sd = &core->sd;
1297 struct i2c_client *c = v4l2_get_subdevdata(sd);
1303 * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID,
1304 * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER
1306 for (i = 0; i < 4; i++) {
1307 res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
1313 core->dev_id = (regs[0] << 8) | regs[1];
1314 core->rom_ver = (regs[2] << 8) | regs[3];
1316 dev_info(sd->dev, "tvp%04x (%u.%u) chip found @ 0x%02x (%s)\n",
1317 core->dev_id, regs[2], regs[3], c->addr << 1,
1320 if (core->dev_id == 0x5150 && core->rom_ver == 0x0321) {
1321 dev_info(sd->dev, "tvp5150a detected.\n");
1322 } else if (core->dev_id == 0x5150 && core->rom_ver == 0x0400) {
1323 dev_info(sd->dev, "tvp5150am1 detected.\n");
1325 /* ITU-T BT.656.4 timing */
1326 tvp5150_write(sd, TVP5150_REV_SELECT, 0);
1327 } else if (core->dev_id == 0x5151 && core->rom_ver == 0x0100) {
1328 dev_info(sd->dev, "tvp5151 detected.\n");
1330 dev_info(sd->dev, "*** unknown tvp%04x chip detected.\n",
1337 static int tvp5150_init(struct i2c_client *c)
1339 struct gpio_desc *pdn_gpio;
1340 struct gpio_desc *reset_gpio;
1342 pdn_gpio = devm_gpiod_get_optional(&c->dev, "pdn", GPIOD_OUT_HIGH);
1343 if (IS_ERR(pdn_gpio))
1344 return PTR_ERR(pdn_gpio);
1347 gpiod_set_value_cansleep(pdn_gpio, 0);
1348 /* Delay time between power supplies active and reset */
1352 reset_gpio = devm_gpiod_get_optional(&c->dev, "reset", GPIOD_OUT_HIGH);
1353 if (IS_ERR(reset_gpio))
1354 return PTR_ERR(reset_gpio);
1357 /* RESETB pulse duration */
1359 gpiod_set_value_cansleep(reset_gpio, 0);
1360 /* Delay time between end of reset to I2C active */
1361 usleep_range(200, 250);
1367 static int tvp5150_parse_dt(struct tvp5150 *decoder, struct device_node *np)
1369 struct v4l2_fwnode_endpoint bus_cfg;
1370 struct device_node *ep;
1371 #ifdef CONFIG_MEDIA_CONTROLLER
1372 struct device_node *connectors, *child;
1373 struct media_entity *input;
1380 ep = of_graph_get_next_endpoint(np, NULL);
1384 ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(ep), &bus_cfg);
1388 flags = bus_cfg.bus.parallel.flags;
1390 if (bus_cfg.bus_type == V4L2_MBUS_PARALLEL &&
1391 !(flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH &&
1392 flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH &&
1393 flags & V4L2_MBUS_FIELD_EVEN_LOW)) {
1398 decoder->mbus_type = bus_cfg.bus_type;
1400 #ifdef CONFIG_MEDIA_CONTROLLER
1401 connectors = of_get_child_by_name(np, "connectors");
1406 for_each_available_child_of_node(connectors, child) {
1407 ret = of_property_read_u32(child, "input", &input_type);
1409 dev_err(decoder->sd.dev,
1410 "missing type property in node %s\n",
1415 if (input_type >= TVP5150_INPUT_NUM) {
1420 input = &decoder->input_ent[input_type];
1422 /* Each input connector can only be defined once */
1424 dev_err(decoder->sd.dev,
1425 "input %s with same type already exists\n",
1431 switch (input_type) {
1432 case TVP5150_COMPOSITE0:
1433 case TVP5150_COMPOSITE1:
1434 input->function = MEDIA_ENT_F_CONN_COMPOSITE;
1436 case TVP5150_SVIDEO:
1437 input->function = MEDIA_ENT_F_CONN_SVIDEO;
1441 input->flags = MEDIA_ENT_FL_CONNECTOR;
1443 ret = of_property_read_string(child, "label", &name);
1445 dev_err(decoder->sd.dev,
1446 "missing label property in node %s\n",
1455 of_node_put(connectors);
1462 static const char * const tvp5150_test_patterns[2] = {
1467 static int tvp5150_probe(struct i2c_client *c,
1468 const struct i2c_device_id *id)
1470 struct tvp5150 *core;
1471 struct v4l2_subdev *sd;
1472 struct device_node *np = c->dev.of_node;
1475 /* Check if the adapter supports the needed features */
1476 if (!i2c_check_functionality(c->adapter,
1477 I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
1480 res = tvp5150_init(c);
1484 core = devm_kzalloc(&c->dev, sizeof(*core), GFP_KERNEL);
1490 if (IS_ENABLED(CONFIG_OF) && np) {
1491 res = tvp5150_parse_dt(core, np);
1493 dev_err(sd->dev, "DT parsing error: %d\n", res);
1497 /* Default to BT.656 embedded sync */
1498 core->mbus_type = V4L2_MBUS_BT656;
1501 v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
1502 sd->internal_ops = &tvp5150_internal_ops;
1503 sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
1505 #if defined(CONFIG_MEDIA_CONTROLLER)
1506 core->pads[DEMOD_PAD_IF_INPUT].flags = MEDIA_PAD_FL_SINK;
1507 core->pads[DEMOD_PAD_VID_OUT].flags = MEDIA_PAD_FL_SOURCE;
1508 core->pads[DEMOD_PAD_VBI_OUT].flags = MEDIA_PAD_FL_SOURCE;
1510 sd->entity.function = MEDIA_ENT_F_ATV_DECODER;
1512 res = media_entity_pads_init(&sd->entity, DEMOD_NUM_PADS, core->pads);
1516 sd->entity.ops = &tvp5150_sd_media_ops;
1519 res = tvp5150_detect_version(core);
1523 core->norm = V4L2_STD_ALL; /* Default is autodetect */
1524 core->input = TVP5150_COMPOSITE1;
1525 core->enable = true;
1527 v4l2_ctrl_handler_init(&core->hdl, 5);
1528 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1529 V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
1530 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1531 V4L2_CID_CONTRAST, 0, 255, 1, 128);
1532 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1533 V4L2_CID_SATURATION, 0, 255, 1, 128);
1534 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1535 V4L2_CID_HUE, -128, 127, 1, 0);
1536 v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
1537 V4L2_CID_PIXEL_RATE, 27000000,
1538 27000000, 1, 27000000);
1539 v4l2_ctrl_new_std_menu_items(&core->hdl, &tvp5150_ctrl_ops,
1540 V4L2_CID_TEST_PATTERN,
1541 ARRAY_SIZE(tvp5150_test_patterns) - 1,
1542 0, 0, tvp5150_test_patterns);
1543 sd->ctrl_handler = &core->hdl;
1544 if (core->hdl.error) {
1545 res = core->hdl.error;
1549 /* Default is no cropping */
1551 if (tvp5150_read_std(sd) & V4L2_STD_525_60)
1552 core->rect.height = TVP5150_V_MAX_525_60;
1554 core->rect.height = TVP5150_V_MAX_OTHERS;
1555 core->rect.left = 0;
1556 core->rect.width = TVP5150_H_MAX;
1558 tvp5150_reset(sd, 0); /* Calls v4l2_ctrl_handler_setup() */
1560 res = v4l2_async_register_subdev(sd);
1565 tvp5150_log_status(sd);
1569 v4l2_ctrl_handler_free(&core->hdl);
1573 static int tvp5150_remove(struct i2c_client *c)
1575 struct v4l2_subdev *sd = i2c_get_clientdata(c);
1576 struct tvp5150 *decoder = to_tvp5150(sd);
1578 dev_dbg_lvl(sd->dev, 1, debug,
1579 "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
1582 v4l2_async_unregister_subdev(sd);
1583 v4l2_ctrl_handler_free(&decoder->hdl);
1587 /* ----------------------------------------------------------------------- */
1589 static const struct i2c_device_id tvp5150_id[] = {
1593 MODULE_DEVICE_TABLE(i2c, tvp5150_id);
1595 #if IS_ENABLED(CONFIG_OF)
1596 static const struct of_device_id tvp5150_of_match[] = {
1597 { .compatible = "ti,tvp5150", },
1600 MODULE_DEVICE_TABLE(of, tvp5150_of_match);
1603 static struct i2c_driver tvp5150_driver = {
1605 .of_match_table = of_match_ptr(tvp5150_of_match),
1608 .probe = tvp5150_probe,
1609 .remove = tvp5150_remove,
1610 .id_table = tvp5150_id,
1613 module_i2c_driver(tvp5150_driver);