Lines Matching +full:clk +full:- +full:output +full:- +full:sel
1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2011, Javier Martin <javier.martin@vista-silicon.com>
12 #include <linux/clk.h>
27 #include <media/v4l2-async.h>
28 #include <media/v4l2-ctrls.h>
29 #include <media/v4l2-device.h>
30 #include <media/v4l2-subdev.h>
32 #include "aptina-pll.h"
130 struct clk *clk; member
166 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_set_output_control()
167 u16 value = (mt9p031->output_control & ~clear) | set; in mt9p031_set_output_control()
174 mt9p031->output_control = value; in mt9p031_set_output_control()
180 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_set_mode2()
181 u16 value = (mt9p031->mode2 & ~clear) | set; in mt9p031_set_mode2()
188 mt9p031->mode2 = value; in mt9p031_set_mode2()
194 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_reset()
197 /* Disable chip output, synchronous option update */ in mt9p031_reset()
206 MT9P031_PIXEL_CLOCK_DIVIDE(mt9p031->clk_div)); in mt9p031_reset()
232 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_clk_setup()
233 struct mt9p031_platform_data *pdata = mt9p031->pdata; in mt9p031_clk_setup()
236 mt9p031->clk = devm_clk_get(&client->dev, NULL); in mt9p031_clk_setup()
237 if (IS_ERR(mt9p031->clk)) in mt9p031_clk_setup()
238 return PTR_ERR(mt9p031->clk); in mt9p031_clk_setup()
240 ret = clk_set_rate(mt9p031->clk, pdata->ext_freq); in mt9p031_clk_setup()
247 if (pdata->ext_freq > limits.ext_clock_max) { in mt9p031_clk_setup()
250 div = DIV_ROUND_UP(pdata->ext_freq, pdata->target_freq); in mt9p031_clk_setup()
253 mt9p031->clk_div = min_t(unsigned int, div, 64); in mt9p031_clk_setup()
254 mt9p031->use_pll = false; in mt9p031_clk_setup()
259 mt9p031->pll.ext_clock = pdata->ext_freq; in mt9p031_clk_setup()
260 mt9p031->pll.pix_clock = pdata->target_freq; in mt9p031_clk_setup()
261 mt9p031->use_pll = true; in mt9p031_clk_setup()
263 return aptina_pll_calculate(&client->dev, &limits, &mt9p031->pll); in mt9p031_clk_setup()
268 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_pll_enable()
271 if (!mt9p031->use_pll) in mt9p031_pll_enable()
280 (mt9p031->pll.m << 8) | (mt9p031->pll.n - 1)); in mt9p031_pll_enable()
284 ret = mt9p031_write(client, MT9P031_PLL_CONFIG_2, mt9p031->pll.p1 - 1); in mt9p031_pll_enable()
297 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_pll_disable()
299 if (!mt9p031->use_pll) in mt9p031_pll_disable()
311 if (mt9p031->reset) { in mt9p031_power_on()
312 gpiod_set_value(mt9p031->reset, 1); in mt9p031_power_on()
317 ret = regulator_bulk_enable(ARRAY_SIZE(mt9p031->regulators), in mt9p031_power_on()
318 mt9p031->regulators); in mt9p031_power_on()
323 if (mt9p031->clk) { in mt9p031_power_on()
324 ret = clk_prepare_enable(mt9p031->clk); in mt9p031_power_on()
326 regulator_bulk_disable(ARRAY_SIZE(mt9p031->regulators), in mt9p031_power_on()
327 mt9p031->regulators); in mt9p031_power_on()
333 if (mt9p031->reset) { in mt9p031_power_on()
334 gpiod_set_value(mt9p031->reset, 0); in mt9p031_power_on()
343 if (mt9p031->reset) { in mt9p031_power_off()
344 gpiod_set_value(mt9p031->reset, 1); in mt9p031_power_off()
348 regulator_bulk_disable(ARRAY_SIZE(mt9p031->regulators), in mt9p031_power_off()
349 mt9p031->regulators); in mt9p031_power_off()
351 if (mt9p031->clk) in mt9p031_power_off()
352 clk_disable_unprepare(mt9p031->clk); in mt9p031_power_off()
357 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in __mt9p031_set_power()
371 dev_err(&client->dev, "Failed to reset the camera\n"); in __mt9p031_set_power()
375 return v4l2_ctrl_handler_setup(&mt9p031->ctrls); in __mt9p031_set_power()
378 /* -----------------------------------------------------------------------------
384 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_set_params()
385 struct v4l2_mbus_framefmt *format = &mt9p031->format; in mt9p031_set_params()
386 const struct v4l2_rect *crop = &mt9p031->crop; in mt9p031_set_params()
401 ret = mt9p031_write(client, MT9P031_COLUMN_START, crop->left); in mt9p031_set_params()
404 ret = mt9p031_write(client, MT9P031_ROW_START, crop->top); in mt9p031_set_params()
407 ret = mt9p031_write(client, MT9P031_WINDOW_WIDTH, crop->width - 1); in mt9p031_set_params()
410 ret = mt9p031_write(client, MT9P031_WINDOW_HEIGHT, crop->height - 1); in mt9p031_set_params()
417 xskip = DIV_ROUND_CLOSEST(crop->width, format->width); in mt9p031_set_params()
418 yskip = DIV_ROUND_CLOSEST(crop->height, format->height); in mt9p031_set_params()
419 xbin = 1 << (ffs(xskip) - 1); in mt9p031_set_params()
420 ybin = 1 << (ffs(yskip) - 1); in mt9p031_set_params()
423 ((xbin - 1) << 4) | (xskip - 1)); in mt9p031_set_params()
427 ((ybin - 1) << 4) | (yskip - 1)); in mt9p031_set_params()
431 /* Blanking - use minimum value for horizontal blanking and default in mt9p031_set_params()
437 ret = mt9p031_write(client, MT9P031_HORIZONTAL_BLANK, hblank - 1); in mt9p031_set_params()
440 ret = mt9p031_write(client, MT9P031_VERTICAL_BLANK, vblank - 1); in mt9p031_set_params()
487 * - clear pause restart in mt9p031_s_stream()
488 * - don't clear restart as clearing restart manually can cause in mt9p031_s_stream()
505 if (code->pad || code->index) in mt9p031_enum_mbus_code()
506 return -EINVAL; in mt9p031_enum_mbus_code()
508 code->code = mt9p031->format.code; in mt9p031_enum_mbus_code()
518 if (fse->index >= 8 || fse->code != mt9p031->format.code) in mt9p031_enum_frame_size()
519 return -EINVAL; in mt9p031_enum_frame_size()
521 fse->min_width = MT9P031_WINDOW_WIDTH_DEF in mt9p031_enum_frame_size()
522 / min_t(unsigned int, 7, fse->index + 1); in mt9p031_enum_frame_size()
523 fse->max_width = fse->min_width; in mt9p031_enum_frame_size()
524 fse->min_height = MT9P031_WINDOW_HEIGHT_DEF / (fse->index + 1); in mt9p031_enum_frame_size()
525 fse->max_height = fse->min_height; in mt9p031_enum_frame_size()
536 return v4l2_subdev_get_try_format(&mt9p031->subdev, cfg, pad); in __mt9p031_get_pad_format()
538 return &mt9p031->format; in __mt9p031_get_pad_format()
550 return v4l2_subdev_get_try_crop(&mt9p031->subdev, cfg, pad); in __mt9p031_get_pad_crop()
552 return &mt9p031->crop; in __mt9p031_get_pad_crop()
564 fmt->format = *__mt9p031_get_pad_format(mt9p031, cfg, fmt->pad, in mt9p031_get_format()
565 fmt->which); in mt9p031_get_format()
581 __crop = __mt9p031_get_pad_crop(mt9p031, cfg, format->pad, in mt9p031_set_format()
582 format->which); in mt9p031_set_format()
585 width = clamp_t(unsigned int, ALIGN(format->format.width, 2), in mt9p031_set_format()
586 max_t(unsigned int, __crop->width / 7, in mt9p031_set_format()
588 __crop->width); in mt9p031_set_format()
589 height = clamp_t(unsigned int, ALIGN(format->format.height, 2), in mt9p031_set_format()
590 max_t(unsigned int, __crop->height / 8, in mt9p031_set_format()
592 __crop->height); in mt9p031_set_format()
594 hratio = DIV_ROUND_CLOSEST(__crop->width, width); in mt9p031_set_format()
595 vratio = DIV_ROUND_CLOSEST(__crop->height, height); in mt9p031_set_format()
597 __format = __mt9p031_get_pad_format(mt9p031, cfg, format->pad, in mt9p031_set_format()
598 format->which); in mt9p031_set_format()
599 __format->width = __crop->width / hratio; in mt9p031_set_format()
600 __format->height = __crop->height / vratio; in mt9p031_set_format()
602 format->format = *__format; in mt9p031_set_format()
609 struct v4l2_subdev_selection *sel) in mt9p031_get_selection() argument
613 if (sel->target != V4L2_SEL_TGT_CROP) in mt9p031_get_selection()
614 return -EINVAL; in mt9p031_get_selection()
616 sel->r = *__mt9p031_get_pad_crop(mt9p031, cfg, sel->pad, sel->which); in mt9p031_get_selection()
622 struct v4l2_subdev_selection *sel) in mt9p031_set_selection() argument
629 if (sel->target != V4L2_SEL_TGT_CROP) in mt9p031_set_selection()
630 return -EINVAL; in mt9p031_set_selection()
635 rect.left = clamp(ALIGN(sel->r.left, 2), MT9P031_COLUMN_START_MIN, in mt9p031_set_selection()
637 rect.top = clamp(ALIGN(sel->r.top, 2), MT9P031_ROW_START_MIN, in mt9p031_set_selection()
639 rect.width = clamp_t(unsigned int, ALIGN(sel->r.width, 2), in mt9p031_set_selection()
642 rect.height = clamp_t(unsigned int, ALIGN(sel->r.height, 2), in mt9p031_set_selection()
647 MT9P031_PIXEL_ARRAY_WIDTH - rect.left); in mt9p031_set_selection()
649 MT9P031_PIXEL_ARRAY_HEIGHT - rect.top); in mt9p031_set_selection()
651 __crop = __mt9p031_get_pad_crop(mt9p031, cfg, sel->pad, sel->which); in mt9p031_set_selection()
653 if (rect.width != __crop->width || rect.height != __crop->height) { in mt9p031_set_selection()
654 /* Reset the output image size if the crop rectangle size has in mt9p031_set_selection()
657 __format = __mt9p031_get_pad_format(mt9p031, cfg, sel->pad, in mt9p031_set_selection()
658 sel->which); in mt9p031_set_selection()
659 __format->width = rect.width; in mt9p031_set_selection()
660 __format->height = rect.height; in mt9p031_set_selection()
664 sel->r = rect; in mt9p031_set_selection()
669 /* -----------------------------------------------------------------------------
680 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_restore_blc()
683 if (mt9p031->blc_auto->cur.val != 0) { in mt9p031_restore_blc()
690 if (mt9p031->blc_offset->cur.val != 0) { in mt9p031_restore_blc()
692 mt9p031->blc_offset->cur.val); in mt9p031_restore_blc()
703 container_of(ctrl->handler, struct mt9p031, ctrls); in mt9p031_s_ctrl()
704 struct i2c_client *client = v4l2_get_subdevdata(&mt9p031->subdev); in mt9p031_s_ctrl()
708 if (ctrl->flags & V4L2_CTRL_FLAG_INACTIVE) in mt9p031_s_ctrl()
711 switch (ctrl->id) { in mt9p031_s_ctrl()
714 (ctrl->val >> 16) & 0xffff); in mt9p031_s_ctrl()
719 ctrl->val & 0xffff); in mt9p031_s_ctrl()
726 * ------------------------------------------ in mt9p031_s_ctrl()
736 if (ctrl->val <= 32) { in mt9p031_s_ctrl()
737 data = ctrl->val; in mt9p031_s_ctrl()
738 } else if (ctrl->val <= 64) { in mt9p031_s_ctrl()
739 ctrl->val &= ~1; in mt9p031_s_ctrl()
740 data = (1 << 6) | (ctrl->val >> 1); in mt9p031_s_ctrl()
742 ctrl->val &= ~7; in mt9p031_s_ctrl()
743 data = ((ctrl->val - 64) << 5) | (1 << 6) | 32; in mt9p031_s_ctrl()
749 if (ctrl->val) in mt9p031_s_ctrl()
757 if (ctrl->val) in mt9p031_s_ctrl()
767 * in the image. Activate (deactivate) the BLC-related controls in mt9p031_s_ctrl()
770 v4l2_ctrl_activate(mt9p031->blc_auto, ctrl->val == 0); in mt9p031_s_ctrl()
771 v4l2_ctrl_activate(mt9p031->blc_offset, ctrl->val == 0); in mt9p031_s_ctrl()
773 if (!ctrl->val) { in mt9p031_s_ctrl()
804 ((ctrl->val - 1) << MT9P031_TEST_PATTERN_SHIFT) in mt9p031_s_ctrl()
809 ctrl->val ? 0 : MT9P031_READ_MODE_2_ROW_BLC, in mt9p031_s_ctrl()
810 ctrl->val ? MT9P031_READ_MODE_2_ROW_BLC : 0); in mt9p031_s_ctrl()
815 ctrl->val ? 0 : MT9P031_BLC_MANUAL_BLC); in mt9p031_s_ctrl()
819 ctrl->val); in mt9p031_s_ctrl()
822 data = ctrl->val & ((1 << 9) - 1); in mt9p031_s_ctrl()
837 ctrl->val & ((1 << 12) - 1)); in mt9p031_s_ctrl()
886 .min = -255,
896 .min = -2048,
904 /* -----------------------------------------------------------------------------
913 mutex_lock(&mt9p031->power_lock); in mt9p031_set_power()
918 if (mt9p031->power_count == !on) { in mt9p031_set_power()
925 mt9p031->power_count += on ? 1 : -1; in mt9p031_set_power()
926 WARN_ON(mt9p031->power_count < 0); in mt9p031_set_power()
929 mutex_unlock(&mt9p031->power_lock); in mt9p031_set_power()
933 /* -----------------------------------------------------------------------------
946 dev_err(&client->dev, "MT9P031 power up failed\n"); in mt9p031_registered()
955 dev_err(&client->dev, "MT9P031 not detected, wrong version " in mt9p031_registered()
957 return -ENODEV; in mt9p031_registered()
960 dev_info(&client->dev, "MT9P031 detected at address 0x%02x\n", in mt9p031_registered()
961 client->addr); in mt9p031_registered()
972 crop = v4l2_subdev_get_try_crop(subdev, fh->pad, 0); in mt9p031_open()
973 crop->left = MT9P031_COLUMN_START_DEF; in mt9p031_open()
974 crop->top = MT9P031_ROW_START_DEF; in mt9p031_open()
975 crop->width = MT9P031_WINDOW_WIDTH_DEF; in mt9p031_open()
976 crop->height = MT9P031_WINDOW_HEIGHT_DEF; in mt9p031_open()
978 format = v4l2_subdev_get_try_format(subdev, fh->pad, 0); in mt9p031_open()
980 if (mt9p031->model == MT9P031_MODEL_MONOCHROME) in mt9p031_open()
981 format->code = MEDIA_BUS_FMT_Y12_1X12; in mt9p031_open()
983 format->code = MEDIA_BUS_FMT_SGRBG12_1X12; in mt9p031_open()
985 format->width = MT9P031_WINDOW_WIDTH_DEF; in mt9p031_open()
986 format->height = MT9P031_WINDOW_HEIGHT_DEF; in mt9p031_open()
987 format->field = V4L2_FIELD_NONE; in mt9p031_open()
988 format->colorspace = V4L2_COLORSPACE_SRGB; in mt9p031_open()
1027 /* -----------------------------------------------------------------------------
1037 if (!IS_ENABLED(CONFIG_OF) || !client->dev.of_node) in mt9p031_get_pdata()
1038 return client->dev.platform_data; in mt9p031_get_pdata()
1040 np = of_graph_get_next_endpoint(client->dev.of_node, NULL); in mt9p031_get_pdata()
1044 pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL); in mt9p031_get_pdata()
1048 of_property_read_u32(np, "input-clock-frequency", &pdata->ext_freq); in mt9p031_get_pdata()
1049 of_property_read_u32(np, "pixel-clock-frequency", &pdata->target_freq); in mt9p031_get_pdata()
1060 struct i2c_adapter *adapter = client->adapter; in mt9p031_probe()
1066 dev_err(&client->dev, "No platform data\n"); in mt9p031_probe()
1067 return -EINVAL; in mt9p031_probe()
1071 dev_warn(&client->dev, in mt9p031_probe()
1072 "I2C-Adapter doesn't support I2C_FUNC_SMBUS_WORD\n"); in mt9p031_probe()
1073 return -EIO; in mt9p031_probe()
1076 mt9p031 = devm_kzalloc(&client->dev, sizeof(*mt9p031), GFP_KERNEL); in mt9p031_probe()
1078 return -ENOMEM; in mt9p031_probe()
1080 mt9p031->pdata = pdata; in mt9p031_probe()
1081 mt9p031->output_control = MT9P031_OUTPUT_CONTROL_DEF; in mt9p031_probe()
1082 mt9p031->mode2 = MT9P031_READ_MODE_2_ROW_BLC; in mt9p031_probe()
1083 mt9p031->model = did->driver_data; in mt9p031_probe()
1085 mt9p031->regulators[0].supply = "vdd"; in mt9p031_probe()
1086 mt9p031->regulators[1].supply = "vdd_io"; in mt9p031_probe()
1087 mt9p031->regulators[2].supply = "vaa"; in mt9p031_probe()
1089 ret = devm_regulator_bulk_get(&client->dev, 3, mt9p031->regulators); in mt9p031_probe()
1091 dev_err(&client->dev, "Unable to get regulators\n"); in mt9p031_probe()
1095 mutex_init(&mt9p031->power_lock); in mt9p031_probe()
1097 v4l2_ctrl_handler_init(&mt9p031->ctrls, ARRAY_SIZE(mt9p031_ctrls) + 6); in mt9p031_probe()
1099 v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1103 v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1106 v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1108 v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1110 v4l2_ctrl_new_std(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1111 V4L2_CID_PIXEL_RATE, pdata->target_freq, in mt9p031_probe()
1112 pdata->target_freq, 1, pdata->target_freq); in mt9p031_probe()
1113 v4l2_ctrl_new_std_menu_items(&mt9p031->ctrls, &mt9p031_ctrl_ops, in mt9p031_probe()
1115 ARRAY_SIZE(mt9p031_test_pattern_menu) - 1, 0, in mt9p031_probe()
1119 v4l2_ctrl_new_custom(&mt9p031->ctrls, &mt9p031_ctrls[i], NULL); in mt9p031_probe()
1121 mt9p031->subdev.ctrl_handler = &mt9p031->ctrls; in mt9p031_probe()
1123 if (mt9p031->ctrls.error) { in mt9p031_probe()
1125 __func__, mt9p031->ctrls.error); in mt9p031_probe()
1126 ret = mt9p031->ctrls.error; in mt9p031_probe()
1130 mt9p031->blc_auto = v4l2_ctrl_find(&mt9p031->ctrls, V4L2_CID_BLC_AUTO); in mt9p031_probe()
1131 mt9p031->blc_offset = v4l2_ctrl_find(&mt9p031->ctrls, in mt9p031_probe()
1134 v4l2_i2c_subdev_init(&mt9p031->subdev, client, &mt9p031_subdev_ops); in mt9p031_probe()
1135 mt9p031->subdev.internal_ops = &mt9p031_subdev_internal_ops; in mt9p031_probe()
1137 mt9p031->subdev.entity.function = MEDIA_ENT_F_CAM_SENSOR; in mt9p031_probe()
1138 mt9p031->pad.flags = MEDIA_PAD_FL_SOURCE; in mt9p031_probe()
1139 ret = media_entity_pads_init(&mt9p031->subdev.entity, 1, &mt9p031->pad); in mt9p031_probe()
1143 mt9p031->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; in mt9p031_probe()
1145 mt9p031->crop.width = MT9P031_WINDOW_WIDTH_DEF; in mt9p031_probe()
1146 mt9p031->crop.height = MT9P031_WINDOW_HEIGHT_DEF; in mt9p031_probe()
1147 mt9p031->crop.left = MT9P031_COLUMN_START_DEF; in mt9p031_probe()
1148 mt9p031->crop.top = MT9P031_ROW_START_DEF; in mt9p031_probe()
1150 if (mt9p031->model == MT9P031_MODEL_MONOCHROME) in mt9p031_probe()
1151 mt9p031->format.code = MEDIA_BUS_FMT_Y12_1X12; in mt9p031_probe()
1153 mt9p031->format.code = MEDIA_BUS_FMT_SGRBG12_1X12; in mt9p031_probe()
1155 mt9p031->format.width = MT9P031_WINDOW_WIDTH_DEF; in mt9p031_probe()
1156 mt9p031->format.height = MT9P031_WINDOW_HEIGHT_DEF; in mt9p031_probe()
1157 mt9p031->format.field = V4L2_FIELD_NONE; in mt9p031_probe()
1158 mt9p031->format.colorspace = V4L2_COLORSPACE_SRGB; in mt9p031_probe()
1160 mt9p031->reset = devm_gpiod_get_optional(&client->dev, "reset", in mt9p031_probe()
1167 ret = v4l2_async_register_subdev(&mt9p031->subdev); in mt9p031_probe()
1171 v4l2_ctrl_handler_free(&mt9p031->ctrls); in mt9p031_probe()
1172 media_entity_cleanup(&mt9p031->subdev.entity); in mt9p031_probe()
1173 mutex_destroy(&mt9p031->power_lock); in mt9p031_probe()
1184 v4l2_ctrl_handler_free(&mt9p031->ctrls); in mt9p031_remove()
1186 media_entity_cleanup(&subdev->entity); in mt9p031_remove()
1187 mutex_destroy(&mt9p031->power_lock); in mt9p031_remove()