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/linux/Documentation/devicetree/bindings/trigger-source/
H A Dgpio-trigger.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/trigger-source/gpio-trigger.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Generic trigger source using GPIO
9 description: A GPIO used as a trigger source.
12 - Jonathan Santos <Jonathan.Santos@analog.com>
16 const: gpio-trigger
18 '#trigger-source-cells':
23 description: GPIO to be used as a trigger source.
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H A Dadi,util-sigma-delta-spi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
6 ---
7 $id: http://devicetree.org/schemas/trigger-source/adi,util-sigma-delta-spi.yaml#
8 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 title: Analog Devices Util Sigma-Delta SPI IP Core
13 - David Lechner <dlechner@baylibre.com>
16 The Util Sigma-Delta SPI is an FPGA IP core from Analog Devices that provides
17 a SPI offload trigger from the RDY signal of the combined DOUT/RDY pin of
18 the sigma-delta family of ADCs.
23 const: adi,util-sigma-delta-spi
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/linux/Documentation/devicetree/bindings/leds/
H A Dtrigger-source.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/leds/trigger-source.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Trigger source providers
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
14 Each trigger source provider should be represented by a device tree node. It
18 '#trigger-source-cells':
20 Number of cells in a source trigger. Typically 0 for nodes of simple
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/linux/include/linux/dma/
H A Dsprd-dma.h1 /* SPDX-License-Identifier: GPL-2.0 */
15 * The Spreadtrum DMA controller supports channel 2-stage tansfer, that means
16 * we can request 2 dma channels, one for source channel, and another one for
18 * configurations. Once the source channel's transaction is done, it will
19 * trigger the destination channel's transaction automatically by hardware
22 * To support 2-stage tansfer, we must configure the channel mode and trigger
27 * enum sprd_dma_chn_mode: define the DMA channel mode for 2-stage transfer
29 * support the 2-stage transfer.
30 * @SPRD_DMA_SRC_CHN0: Channel used as source channel 0.
31 * @SPRD_DMA_SRC_CHN1: Channel used as source channel 1.
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/linux/drivers/comedi/drivers/tests/
H A Dni_routes_test.c1 // SPDX-License-Identifier: GPL-2.0+
6 * COMEDI - Linux Control and Measurement Device Interface
28 #define B(x) ((x) - NI_NAMES_BASE)
32 static const char *pci_6070e = "pci-6070e";
33 static const char *pci_6220 = "pci-6220";
34 static const char *pci_fake = "pci-fake";
122 /* This table is indexed as RV[destination][source] */
185 int last = NI_NAMES_BASE - 1; in route_set_dests_in_order()
187 for (i = 0; i < devroutes->n_route_sets; ++i) { in route_set_dests_in_order()
188 if (last >= devroutes->routes[i].dest) in route_set_dests_in_order()
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/linux/include/uapi/linux/
H A Dcomedi.h1 /* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
6 * COMEDI - Linux Control and Measurement Device Interface
7 * Copyright (C) 1998-2001 David A. Schleef <ds@schleef.org>
32 * NOTE: 'comedi_config --init-data' is deprecated
40 /* length of nth chunk of firmware data -*/
78 /* counters -- these are arbitrary values */
120 /* try to use a real-time interrupt while performing command */
123 /* wake up on end-of-scan events */
154 /* trigger sources */
159 #define TRIG_NONE 0x00000001 /* never trigger */
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/linux/drivers/net/phy/
H A Ddp83640_reg.h1 /* SPDX-License-Identifier: GPL-2.0 */
15 #define PTP_TSTS 0x0017 /* PTP Trigger Status Register */
20 #define PTP_TXTS 0x001c /* PTP Transmit Timestamp Register, in four 16-bit reads */
21 #define PTP_RXTS 0x001d /* PTP Receive Timestamp Register, in six? 16-bit reads */
26 #define PTP_TRIG 0x0014 /* PTP Trigger Configuration Register */
47 #define PTP_CLKSRC 0x001b /* PTP Clock Source Register */
57 #define TRIG_SEL_SHIFT (10) /* PTP Trigger Select */
59 #define TRIG_DIS (1<<9) /* Disable PTP Trigger */
60 #define TRIG_EN (1<<8) /* Enable PTP Trigger */
61 #define TRIG_READ (1<<7) /* Read PTP Trigger */
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/linux/Documentation/devicetree/bindings/mfd/
H A Dst,stm32-lptimer.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mfd/st,stm32-lptimer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: STMicroelectronics STM32 Low-Power Timers
10 The STM32 Low-Power Timer (LPTIM) is a 16-bit timer that provides several
12 - PWM output (with programmable prescaler, configurable polarity)
13 - Trigger source for STM32 ADC/DAC (LPTIM_OUT)
14 - Several counter modes:
15 - quadrature encoder to detect angular position and direction of rotary
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/linux/include/soc/at91/
H A Datmel_tcb.h17 * Many 32-bit Atmel SOCs include one or more TC blocks, each of which holds
18 * three general-purpose 16-bit timers. These timers share one register bank.
23 * clocks or clock gates, and per-timer TIOA and TIOB signals used for PWM
37 * struct atmel_tcb_config - SoC data for a Timer/Counter Block
50 * struct atmel_tc - information about a Timer/Counter Block
56 * @clk: internal clock source for each of the three channels
80 /* platform-specific ATMEL_TC_TIMER_CLOCKx divisors (0 means 32KiHz) */
85 * Two registers have block-wide controls. These are: configuring the three
98 #define ATMEL_TC_TC0XC0S (3 << 0) /* external clock 0 source */
103 #define ATMEL_TC_TC1XC1S (3 << 2) /* external clock 1 source */
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/linux/arch/arm64/boot/dts/arm/
H A Djuno-motherboard.dtsi4 * Copyright (c) 2013-2014 ARM Ltd
11 mb_clk24mhz: clock-24000000 {
12 compatible = "fixed-clock";
13 #clock-cells = <0>;
14 clock-frequency = <24000000>;
15 clock-output-names = "juno_mb:clk24mhz";
18 mb_clk25mhz: clock-25000000 {
19 compatible = "fixed-clock";
20 #clock-cells = <0>;
21 clock-frequency = <25000000>;
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/linux/Documentation/iio/
H A Dad7606.rst1 .. SPDX-License-Identifier: GPL-2.0-only
24 ----------------
30 ------------------
33 .. code-block::
35 +-------------+ +-------------+
36 | BUSY |-------->| TRIGGER |
37 | CS |<--------| CS |
41 | SDI |<--------| SDO |
42 | DOUTA |-------->| SDI |
43 | SCLK |<--------| SCLK |
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H A Diio_configfs.rst8 Configfs is a filesystem-based manager of kernel objects. IIO uses some
24 $ mount -t configfs none /config
38 trigger types. A new trigger type is usually implemented as a separate
42 * drivers/iio/trigger/iio-trig-sample.c
43 * sample kernel module implementing a new trigger type
51 * This allocates and registers an IIO trigger plus other
52 * trigger type specific initialization.
69 .name = "trig-sample",
76 Each trigger type has its own directory under /config/iio/triggers. Loading
77 iio-trig-sample module will create 'trig-sample' trigger type directory
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/linux/arch/arm/boot/dts/marvell/
H A Dkirkwood-c200-v1.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright 2021-2022 Pawel Dembicki <paweldembicki@gmail.com>
7 /dts-v1/;
10 #include "kirkwood-6281.dtsi"
11 #include <dt-bindings/leds/common.h>
15 compatible = "ctera,c200-v1", "marvell,kirkwood-88f6281", "marvell,kirkwood";
19 stdout-path = &uart0;
28 compatible = "gpio-keys";
29 pinctrl-0 = <&pmx_buttons>;
30 pinctrl-names = "default";
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H A Dkirkwood-l-50.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Check Point L-50 Board Description
7 /dts-v1/;
10 #include "kirkwood-6281.dtsi"
13 model = "Check Point L-50";
14 compatible = "checkpoint,l-50", "marvell,kirkwood-88f6281", "marvell,kirkwood";
23 stdout-path = &uart0;
27 pinctrl: pin-controller@10000 {
28 pinctrl-0 = <&pmx_led38 &pmx_sysrst &pmx_button29>;
29 pinctrl-names = "default";
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/linux/sound/soc/codecs/
H A Dcs47l85.c1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
24 #include <linux/irqchip/irq-madera.h>
31 #define DRV_NAME "cs47l85-codec"
115 snd_soc_dapm_to_component(w->dapm); in cs47l85_adsp_power_ev()
117 struct madera_priv *priv = &cs47l85->core; in cs47l85_adsp_power_ev()
118 struct madera *madera = priv->mader in cs47l85_adsp_power_ev()
2224 cs47l85_set_fll(struct snd_soc_component * component,int fll_id,int source,unsigned int fref,unsigned int fout) cs47l85_set_fll() argument
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H A Dcs47l90.c1 // SPDX-License-Identifier: GPL-2.0-only
5 // Copyright (C) 2015-2019 Cirrus Logic, Inc. and
24 #include <linux/irqchip/irq-madera.h>
31 #define DRV_NAME "cs47l90-codec"
115 snd_soc_dapm_to_component(w->dapm); in cs47l90_adsp_power_ev()
117 struct madera_priv *priv = &cs47l90->core; in cs47l90_adsp_power_ev()
118 struct madera *madera = priv->mader in cs47l90_adsp_power_ev()
2146 cs47l90_set_fll(struct snd_soc_component * component,int fll_id,int source,unsigned int fref,unsigned int fout) cs47l90_set_fll() argument
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/linux/Documentation/power/
H A Dsuspend-and-interrupts.rst10 -----------------------------------
14 ->prepare, ->suspend and ->suspend_late callbacks have been executed for all
19 trigger and if any devices have not been suspended properly yet, it is better to
29 Device IRQs are re-enabled during system resume, right before the "early" phase
30 of resuming devices (that is, before starting to execute ->resume_early
35 ------------------------
37 There are interrupts that can legitimately trigger during the entire system
38 suspend-resume cycle, including the "noirq" phases of suspending and resuming
41 but also to IPIs and to some other special-purpose interrupts.
44 requesting a special-purpose interrupt. It causes suspend_device_irqs() to
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/linux/arch/arm/boot/dts/intel/ixp/
H A Dintel-ixp42x-freecom-fsg-3.dts1 // SPDX-License-Identifier: ISC
3 * Device Tree file for the Freecom FSG-3 router.
8 /dts-v1/;
10 #include "intel-ixp42x.dtsi"
11 #include <dt-bindings/input/input.h>
14 model = "Freecom FSG-3";
15 compatible = "freecom,fsg-3", "intel,ixp42x";
16 #address-cells = <1>;
17 #size-cells = <1>;
28 stdout-path = "uart0:115200n8";
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H A Dintel-ixp42x-iomega-nas100d.dts1 // SPDX-License-Identifier: ISC
6 /dts-v1/;
8 #include "intel-ixp42x.dtsi"
9 #include <dt-bindings/input/input.h>
13 compatible = "iom,nas-100d", "intel,ixp42x";
14 #address-cells = <1>;
15 #size-cells = <1>;
25 stdout-path = "uart0:115200n8";
33 compatible = "gpio-leds";
34 led-wlan {
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/linux/arch/arm/boot/dts/broadcom/
H A Dbcm53573.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/input/input.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
9 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #address-cells = <1>;
13 #size-cells = <1>;
14 interrupt-parent = <&gic>;
21 stdout-path = "serial0:115200n8";
25 #address-cells = <1>;
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/linux/Documentation/driver-api/iio/
H A Dtriggers.rst5 * struct iio_trigger — industrial I/O trigger device
6 * :c:func:`devm_iio_trigger_alloc` — Resource-managed iio_trigger_alloc
7 * :c:func:`devm_iio_trigger_register` — Resource-managed iio_trigger_register
9 * :c:func:`iio_trigger_validate_own_device` — Check if a trigger and IIO
13 on some external event (trigger) as opposed to periodically polling for data.
14 An IIO trigger can be provided by a device driver that also has an IIO device
16 provided by a separate driver from an independent interrupt source (e.g. GPIO
18 a specific file in sysfs). A trigger may initiate data capture for a number of
21 IIO trigger sysfs interface
26 * :file:`/sys/bus/iio/devices/trigger{Y}/*`, this file is created once an
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/linux/arch/arm/boot/dts/microchip/
H A Dat91sam9261ek.dts1 // SPDX-License-Identifier: GPL-2.0-only
3 * at91sam9261ek.dts - Device Tree file for Atmel at91sam9261 reference board
5 * Copyright (C) 2013 Jean-Jacques Hiblot <jjhiblot@traphandler.com>
7 /dts-v1/;
16 stdout-path = "serial0:115200n8";
25 clock-frequency = <32768>;
29 clock-frequency = <18432000>;
40 atmel,power-control-gpio = <&pioA 12 GPIO_ACTIVE_LOW>;
44 bits-per-pixel = <16>;
45 atmel,lcdcon-backlight;
[all …]
H A Dat91-kizbox.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * at91-kizbox.dts - Device Tree file for Overkiz Kizbox board
5 * Copyright (C) 2012-2014 Boris BREZILLON <b.brezillon@overkiz.com>
6 * 2014-2015 Gaël PORTAY <g.portay@overkiz.com>
8 /dts-v1/;
10 #include <dt-bindings/pwm/pwm.h>
18 stdout-path = &dbgu;
27 clock-frequency = <18432000>;
31 gpio-keys {
32 compatible = "gpio-keys";
[all …]
/linux/drivers/usb/core/
H A Dledtrig-usbport.c1 // SPDX-License-Identifier: GPL-2.0
3 * USB port LED trigger
39 * usbport_trig_usb_dev_observed - Check if dev is connected to observed port
46 if (!usb_dev->parent) in usbport_trig_usb_dev_observed()
49 list_for_each_entry(port, &usbport_data->ports, list) { in usbport_trig_usb_dev_observed()
50 if (usb_dev->parent == port->hub && in usbport_trig_usb_dev_observed()
51 usb_dev->portnum == port->portnum) in usbport_trig_usb_dev_observed()
52 return port->observed; in usbport_trig_usb_dev_observed()
63 usbport_data->count++; in usbport_trig_usb_dev_check()
69 * usbport_trig_update_count - Recalculate amount of connected matching devices
[all …]
/linux/sound/soc/intel/avs/
H A Dpath.c1 // SPDX-License-Identifier: GPL-2.0-only
19 /* Must be called with adev->comp_list_mutex held. */
25 list_for_each_entry(acomp, &adev->comp_list, node) in avs_path_find_tplg()
26 if (!strcmp(acomp->tplg->name, name)) in avs_path_find_tplg()
27 return acomp->tplg; in avs_path_find_tplg()
36 list_for_each_entry(mod, &ppl->mod_lis in avs_path_find_module()
120 avs_condpath_find_variant(struct avs_dev * adev,struct avs_tplg_path_template * template,struct avs_path * source,struct avs_path * sink) avs_condpath_find_variant() argument
988 struct avs_path_module *source, *sink; avs_path_pipeline_arm() local
1215 avs_condpath_create(struct avs_dev * adev,struct avs_tplg_path * template,struct avs_path * source,struct avs_path * sink) avs_condpath_create() argument
1250 struct avs_path *source, *sink; avs_condpaths_walk() local
1363 struct avs_path_module *source = binding->source; avs_path_bind_prepare() local
1399 struct avs_path_module *source, *sink; avs_path_bind() local
1432 struct avs_path_module *source, *sink; avs_path_unbind() local
1535 avs_condpath_run(struct avs_dev * adev,struct avs_path * cpath,int trigger) avs_condpath_run() argument
1559 avs_condpaths_run(struct avs_dev * adev,struct avs_path * path,int trigger) avs_condpaths_run() argument
1579 avs_path_run(struct avs_path * path,int trigger) avs_path_run() argument
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