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Searched +full:sd +full:- +full:modulator (Results 1 – 5 of 5) sorted by relevance

/linux/Documentation/devicetree/bindings/iio/adc/
H A Dsigma-delta-modulator.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/adc/sigma-delta-modulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Sigma delta modulator
10 - Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
15 "sd-modulator" can be used as a generic SD modulator,
16 if the modulator is not specified in the compatible list.
18 - sd-modulator
19 - ads1201
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/linux/drivers/iio/adc/
H A Dsd_adc_modulator.c1 // SPDX-License-Identifier: GPL-2.0
3 * Generic sigma delta modulator driver
5 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
39 if (priv->vref) in iio_sd_mod_enable()
40 return regulator_enable(priv->vref); in iio_sd_mod_enable()
49 if (priv->vref) in iio_sd_mod_disable()
50 regulator_disable(priv->vref); in iio_sd_mod_disable()
60 *val = priv->vref_mv; in iio_sd_mod_read()
68 return -EOPNOTSUPP; in iio_sd_mod_read()
78 .name = "sd-modulator",
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H A Dstm32-dfsdm-adc.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
10 #include <linux/dma-mapping.h>
11 #include <linux/iio/adc/stm32-dfsdm-adc.h>
14 #include <linux/iio/hw-consumer.h>
16 #include <linux/iio/timer/stm32-lptim-trigger.h>
17 #include <linux/iio/timer/stm32-timer-trigger.h>
29 #include "stm32-dfsdm.h"
44 /* Limit filter output resolution to 31 bits. (i.e. sample range is +/-2^30) */
48 * Data from filters are in the range +/-2^(n-1)
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/linux/drivers/media/radio/si4713/
H A Dsi4713.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * drivers/media/radio/si4713-i2c.c
19 #include <media/v4l2-device.h>
20 #include <media/v4l2-ioctl.h>
21 #include <media/v4l2-common.h>
28 MODULE_PARM_DESC(debug, "Debug level (0 - 2)");
46 #define DEFAULT_ACOMP_THRESHOLD (-0x28)
53 #define to_si4713_device(sd) container_of(sd, struct si4713_device, sd) argument
160 int rval = -EINVAL; in usecs_to_dev()
176 v4l2_dbg(2, debug, &sdev->sd, in si4713_handler()
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/linux/drivers/media/v4l2-core/
H A Dv4l2-ioctl.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include <linux/v4l2-subdev.h>
22 #include <media/media-device.h> /* for media_set_bus_info() */
23 #include <media/v4l2-common.h>
24 #include <media/v4l2-ioctl.h>
25 #include <media/v4l2-ctrls.h>
26 #include <media/v4l2-fh.h>
27 #include <media/v4l2-event.h>
28 #include <media/v4l2-device.h>
29 #include <media/videobuf2-v4l2.h>
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