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/linux/Documentation/devicetree/bindings/iio/adc/
H A Dti,adc12138.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Texas Instruments ADC12138 and similar self-calibrating ADCs
10 - Akinobu Mita <akinobu.mita@gmail.com>
19 - ti,adc12130
20 - ti,adc12132
21 - ti,adc12138
34 vref-p-supply:
35 description: The regulator supply for positive analog voltage reference
[all …]
/linux/Documentation/devicetree/bindings/iio/dac/
H A Ddpot-dac.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iio/dac/dpot-dac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Peter Rosin <peda@axentia.se>
15 divided voltage is provided by a vref regulator.
17 .------.
18 .-----------. | |
19 | vref |--' .---.
20 | regulator |--. | |
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/linux/drivers/iio/dac/
H A Dad3552r-common.c1 // SPDX-License-Identifier: GPL-2.0+
3 // Copyright (c) 2010-2024 Analog Devices Inc.
18 [AD3552R_CH_OUTPUT_RANGE_NEG_5__5V] = { -5000, 5000 },
19 [AD3552R_CH_OUTPUT_RANGE_NEG_10__10V] = { -10000, 10000 }
28 [AD3542R_CH_OUTPUT_RANGE_NEG_2P5__7P5V] = { -2500, 7500 },
29 [AD3542R_CH_OUTPUT_RANGE_NEG_5__5V] = { -5000, 5000 }
41 u16 ad3552r_calc_custom_gain(u8 p, u8 n, s16 goffs) in ad3552r_calc_custom_gain() argument
44 FIELD_PREP(AD3552R_MASK_CH_GAIN_SCALING_P, p) | in ad3552r_calc_custom_gain()
54 s64 vref, tmp, common, offset, gn, gp; in ad3552r_get_custom_range() local
58 * Vmax = 2.5 - [(GainP + Offset / 1024) * 2.5 * Rfb * 1.03] in ad3552r_get_custom_range()
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/linux/drivers/iio/adc/
H A Dad7766.c1 // SPDX-License-Identifier: GPL-2.0-or-later
66 static irqreturn_t ad7766_trigger_handler(int irq, void *p) in ad7766_trigger_handler() argument
68 struct iio_poll_func *pf = p; in ad7766_trigger_handler()
69 struct iio_dev *indio_dev = pf->indio_dev; in ad7766_trigger_handler()
73 ret = spi_sync(ad7766->spi, &ad7766->msg); in ad7766_trigger_handler()
77 iio_push_to_buffers_with_timestamp(indio_dev, ad7766->data, in ad7766_trigger_handler()
78 pf->timestamp); in ad7766_trigger_handler()
80 iio_trigger_notify_done(indio_dev->trig); in ad7766_trigger_handler()
90 ret = regulator_bulk_enable(ARRAY_SIZE(ad7766->reg), ad7766->reg); in ad7766_preenable()
92 dev_err(&ad7766->spi->dev, "Failed to enable supplies: %d\n", in ad7766_preenable()
[all …]
H A Dti-adc108s102.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (c) 2013-2015 Intel Corporation.
29 * In case of ACPI, we use the hard-wired 5000 mV of the Galileo and IOT2000
31 * via the vref-supply regulator.
38 * chips. The ADC108S102 effectively returns a 12-bit result with the 2
39 * least-significant bits unset.
45 * 16-bit SPI command format:
47 * [13:11] 3-bit channel address
53 * 16-bit SPI response format:
55 * [11:0] 12-bit ADC sample (for ADC108S102, [1:0] will always be 0).
[all …]
H A Dad7768-1.c1 // SPDX-License-Identifier: GPL-2.0
3 * Analog Devices AD7768-1 SPI ADC driver
156 struct regulator *vref; member
185 shift = 32 - (8 * len); in ad7768_spi_reg_read()
186 st->data.d8[0] = AD7768_RD_FLAG_MSK(addr); in ad7768_spi_reg_read()
188 ret = spi_write_then_read(st->spi, st->data.d8, 1, in ad7768_spi_reg_read()
189 &st->data.d32, len); in ad7768_spi_reg_read()
193 return (be32_to_cpu(st->data.d32) >> shift); in ad7768_spi_reg_read()
200 st->data.d8[0] = AD7768_WR_FLAG_MSK(addr); in ad7768_spi_reg_write()
201 st->data.d8[1] = val & 0xFF; in ad7768_spi_reg_write()
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H A Dti-ads7950.c1 // SPDX-License-Identifier: GPL-2.0
12 * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/
36 * Device tree users encode that via the vref-supply regulator.
54 (((val) >> (dec)) & ((1 << (bits)) - 1))
61 (TI_ADS7950_MAN_CMD(TI_ADS7950_CR_WRITE | st->cmd_settings_bitmask))
64 (TI_ADS7950_GPIO_CMD(st->gpio_cmd_settings_bitmask))
84 * [0-3] GPIO signal
87 * [6] Sets Vref range1(2.5v) or range2(5v)
95 * [0-3] GPIO direction
96 * [4-6] Different GPIO alarm mode configurations
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H A Dad7192.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright 2011-2015 Analog Devices Inc.
11 #include <linux/clk-provider.h>
35 #define AD7192_REG_COMM 0 /* Communications Register (WO, 8-bit) */
36 #define AD7192_REG_STAT 0 /* Status Register (RO, 8-bit) */
37 #define AD7192_REG_MODE 1 /* Mode Register (RW, 24-bit */
38 #define AD7192_REG_CONF 2 /* Configuration Register (RW, 24-bit) */
39 #define AD7192_REG_DATA 3 /* Data Register (RO, 24/32-bit) */
40 #define AD7192_REG_ID 4 /* ID Register (RO, 8-bit) */
41 #define AD7192_REG_GPOCON 5 /* GPOCON Register (RO, 8-bit) */
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/linux/arch/arm/boot/dts/st/
H A Dstm32mp15xx-dhcom-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
6 #include "stm32mp15-pinctrl.dtsi"
7 #include "stm32mp15xxaa-pinctrl.dtsi"
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/mfd/st,stpmic1.h>
24 reserved-memory {
25 #address-cells = <1>;
26 #size-cells = <1>;
30 compatible = "shared-dma-pool";
[all …]
/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6ull-dhcom-som.dtsi1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
6 #include "imx6ull-dhcor-som.dtsi"
10 /delete-property/ spi2;
11 /delete-property/ spi3;
28 stdout-path = "serial0:115200n8";
31 reg_ext_3v3_ref: regulator-ext-3v3-ref {
32 compatible = "regulator-fixed";
33 regulator-always-on;
34 regulator-max-microvolt = <3300000>;
35 regulator-min-microvolt = <3300000>;
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/linux/drivers/input/touchscreen/
H A Dads7846.c1 // SPDX-License-Identifier: GPL-2.0-only
10 * - corgi_ts.c
11 * Copyright (C) 2004-2005 Richard Purdie
12 * - omap_ts.[hc], ads7846.h, ts_osk.c
39 * Support for ads7843 tested on Atmel at91sam926x-EK.
53 * note. The strength of filtering can be set in the board-* specific
76 * driver is used with DMA-based SPI controllers (like atmel_spi) on
77 * systems where main memory is not DMA-coherent (most non-x86 boards).
133 bool stopped; /* P: lock */
134 bool disabled; /* P: lock */
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/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mp-skov-reva.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
5 #include <dt-bindings/leds/common.h>
26 compatible = "pwm-backlight";
27 pinctrl-0 = <&pinctrl_backlight>;
29 power-supply = <&reg_24v>;
30 enable-gpios = <&gpio4 24 GPIO_ACTIVE_HIGH>;
31 brightness-levels = <0 255>;
32 num-interpolated-steps = <17>;
33 default-brightness-level = <8>;
38 compatible = "gpio-leds";
[all …]
/linux/arch/arm64/boot/dts/rockchip/
H A Drk3566-quartz64-b.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 /dts-v1/;
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/pinctrl/rockchip.h>
7 #include <dt-bindings/soc/rockchip,vop2.h>
12 compatible = "pine64,quartz64-b", "rockchip,rk3566";
22 stdout-path = "serial2:1500000n8";
25 gmac1_clkin: external-gmac1-clock {
26 compatible = "fixed-clock";
27 clock-frequency = <125000000>;
[all …]
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-ibm-system1.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
12 compatible = "ibm,system1-bmc", "aspeed,ast2600";
74 stdout-path = "uart5:115200n8";
82 reserved-memory {
83 #address-cells = <1>;
[all …]
H A Daspeed-bmc-facebook-catalina.dts1 // SPDX-License-Identifier: GPL-2.0+
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/usb/pd.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/i2c/i2c.h>
14 compatible = "facebook,catalina-bmc", "aspeed,ast2600";
64 stdout-path = "serial4:57600n8";
[all …]
H A Daspeed-bmc-ampere-mtmitchell.dts1 // SPDX-License-Identifier: GPL-2.0-only
4 /dts-v1/;
6 #include "aspeed-g6.dtsi"
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/gpio/aspeed-gpio.h>
12 compatible = "ampere,mtmitchell-bmc", "aspeed,ast2600";
27 * i2c bus 30-31 assigned to OCP slot 0-1
33 * i2c bus 32-33 assigned to Riser slot 0-1
39 * i2c bus 38-39 assigned to FRU on Riser slot 0-1
82 stdout-path = &uart5;
[all …]
H A Daspeed-bmc-ibm-blueridge.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/leds/leds-pca955x.h>
8 #include "aspeed-g6.dtsi"
9 #include "ibm-power11-quad.dtsi"
13 compatible = "ibm,blueridge-bmc", "aspeed,ast2600";
35 stdout-path = &uart5;
43 reserved-memory {
[all …]
H A Daspeed-bmc-ibm-rainier.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
12 compatible = "ibm,rainier-bmc", "aspeed,ast2600";
34 stdout-path = &uart5;
43 reserved-memory {
44 #address-cells = <1>;
[all …]
H A Daspeed-bmc-ibm-fuji.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/leds/leds-pca955x.h>
8 #include "aspeed-g6.dtsi"
9 #include "ibm-power11-quad.dtsi"
13 compatible = "ibm,fuji-bmc", "aspeed,ast2600";
170 stdout-path = &uart5;
178 reserved-memory {
[all …]
H A Daspeed-bmc-ibm-everest.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
12 compatible = "ibm,everest-bmc", "aspeed,ast2600";
169 stdout-path = &uart5;
178 reserved-memory {
179 #address-cells = <1>;
[all …]
/linux/include/sound/
H A Dsoc-dapm.h1 /* SPDX-License-Identifier: GPL-2.0
3 * linux/sound/soc-dapm.h -- ALSA SoC Dynamic Audio Power Management
15 #include <sound/soc-topology.h>
24 #define SND_SOC_NOPM -1
30 * 1. Codec domain - VREF, VMID
33 * 2. Platform/Machine domain - physically connected inputs and outputs
36 * 3. Path domain - Internal codec path mixers
39 * 4. Stream domain - DAC's and ADC's.
158 /* path domain with event - event handler must return 0 for success */
354 .tlv.p = (tlv_array), \
[all …]
/linux/sound/soc/codecs/
H A Dpcm512x.c1 // SPDX-License-Identifier: GPL-2.0-only
19 #include <sound/soc-dapm.h>
55 * We can't use the same notifier block for more than one supply and
66 regcache_mark_dirty(pcm512x->regmap); \
67 regcache_cache_only(pcm512x->regmap, true); \
230 ucontrol->value.integer.value[0] = pcm512x->overclock_pll; in pcm512x_overclock_pll_get()
245 return -EBUSY; in pcm512x_overclock_pll_put()
248 pcm512x->overclock_pll = ucontrol->value.integer.value[0]; in pcm512x_overclock_pll_put()
258 ucontrol->value.integer.value[0] = pcm512x->overclock_dsp; in pcm512x_overclock_dsp_get()
273 return -EBUSY; in pcm512x_overclock_dsp_put()
[all …]
/linux/drivers/gpu/drm/bridge/analogix/
H A Danx7625.c1 // SPDX-License-Identifier: GPL-2.0-only
35 #include <media/v4l2-fwnode.h>
36 #include <sound/hdmi-codec.h>
50 struct device *dev = &client->dev; in i2c_access_workaround()
53 if (client == ctx->last_client) in i2c_access_workaround()
56 ctx->last_client = client; in i2c_access_workaround()
58 if (client == ctx->i2c.tcpc_client) in i2c_access_workaround()
60 else if (client == ctx->i2c.tx_p0_client) in i2c_access_workaround()
62 else if (client == ctx->i2c.tx_p1_client) in i2c_access_workaround()
64 else if (client == ctx->i2c.rx_p0_client) in i2c_access_workaround()
[all …]
/linux/sound/pci/vx222/
H A Dvx222_ops.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * VX222-specific low-level routines
77 return chip->port[vx2_reg_index[reg]] + vx2_reg_offset[reg]; in vx2_reg_addr()
81 * vx2_inb - read a byte from the register
91 * vx2_outb - write a byte on the register
100 dev_dbg(chip->card->dev, "outb: %x -> %x\n", val, vx2_reg_addr(chip, offset)); in vx2_outb()
105 * vx2_inl - read a 32bit word from the register
115 * vx2_outl - write a 32bit word on the register
123 dev_dbg(chip->card->dev, "outl: %x -> %x\n", val, vx2_reg_addr(chip, offset)); in vx2_outl()
142 * vx_reset_dsp - reset the DSP
[all …]