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Searched +full:trig +full:- +full:gpios (Results 1 – 9 of 9) sorted by relevance

/linux/Documentation/devicetree/bindings/iio/proximity/
H A Ddevantech-srf04.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/iio/proximity/devantech-srf04.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Andreas Klinger <ak@it-klinger.de>
13 Bit-banging driver using two GPIOs:
14 - trigger-gpio is raised by the driver to start sending out an ultrasonic
16 - echo-gpio is held high by the sensor after sending ultrasonic burst
20 https://www.robot-electronics.co.uk/htm/srf04tech.htm
22 https://www.maxbotix.com/documents/LV-MaxSonar-EZ_Datasheet.pdf
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/linux/arch/arm/boot/dts/nxp/lpc/
H A Dlpc3250-phy3250.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * PHYTEC phyCORE-LPC3250 board
5 * Copyright (C) 2015-2019 Vladimir Zapolskiy <vz@mleia.com>
9 /dts-v1/;
13 model = "PHYTEC phyCORE-LPC3250 board based on NXP LPC3250";
22 compatible = "gpio-leds";
25 gpios = <&gpio 5 1 0>; /* GPO_P3 1, GPIO 80, active high */
26 default-state = "off";
30 gpios = <&gpio 5 14 0>; /* GPO_P3 14, GPIO 93, active high */
31 linux,default-trigger = "heartbeat";
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/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-trigger-sysfs3 Contact: linux-iio@vger.kernel.org
5 This file is provided by the iio-trig-sysfs stand-alone trigger
10 are not applicable. For example no RTC or spare GPIOs.
15 Contact: linux-iio@vger.kernel.org
24 Contact: linux-iio@vger.kernel.org
26 This attribute is provided by the iio-trig-sysfs stand-alone
35 Contact: linux-iio@vger.kernel.org
/linux/arch/arm/boot/dts/qcom/
H A Dqcom-apq8060-dragonboard.dts1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 #include <dt-bindings/input/input.h>
3 #include <dt-bindings/gpio/gpio.h>
4 #include <dt-bindings/leds/common.h>
5 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
6 #include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
7 #include "qcom-msm8660.dtsi"
12 compatible = "qcom,apq8060-dragonboard", "qcom,msm8660";
19 stdout-path = "serial0:115200n8";
23 vph: regulator-fixed {
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/linux/drivers/iio/resolver/
H A Dad2s1210.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2010-2010 Analog Devices Inc.
11 * ------
177 struct gpio_descs *gpios = st->mode_gpios; ad2s1210_set_mode() local
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/linux/drivers/pinctrl/mvebu/
H A Dpinctrl-armada-xp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
12 * both have 67 MPP pins (more GPIOs and address lines for the memory
26 #include "pinctrl-mvebu.h"
129 MPP_VAR_FUNCTION(0x3, "ptp", "trig", V_MV78230_PLUS),
177 MPP_VAR_FUNCTION(0x1, "ptp", "trig", V_MV78230_PLUS),
189 MPP_VAR_FUNCTION(0x4, "lcd", "ref-clk", V_MV78230_PLUS)),
235 MPP_VAR_FUNCTION(0x4, "lcd", "vga-hsync", V_MV78230_PLUS),
243 MPP_VAR_FUNCTION(0x4, "lcd", "vga-vsync", V_MV78230_PLUS),
480 .compatible = "marvell,mv78230-pinctrl",
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/linux/drivers/nfc/pn544/
H A Di2c.c1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <linux/crc-ccitt.h>
132 #define PN544_FW_I2C_WRITE_DATA_MAX_LEN MIN((PN544_FW_I2C_MAX_PAYLOAD -\
136 #define PN544_FW_SECURE_CHUNK_WRITE_DATA_MAX_LEN (PN544_FW_I2C_MAX_PAYLOAD -\
183 16, 1, (skb)->data, (skb)->len, 0); \
192 nfc_info(&phy->i2c_dev->dev, "Detecting nfc_en polarity\n"); in pn544_hci_i2c_platform_init()
195 gpiod_set_value_cansleep(phy->gpiod_fw, 0); in pn544_hci_i2c_platform_init()
198 phy->en_polarity = polarity; in pn544_hci_i2c_platform_init()
200 while (retry--) { in pn544_hci_i2c_platform_init()
202 gpiod_set_value_cansleep(phy->gpiod_en, !phy->en_polarity); in pn544_hci_i2c_platform_init()
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/linux/drivers/pinctrl/intel/
H A Dpinctrl-baytrail.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2012-2013, Intel Corporation
28 #include <linux/pinctrl/pinconf-generic.h>
30 #include "pinctrl-intel.h"
570 offset -= comm->pin_base; in byt_gpio_reg()
579 reg_offset = comm->pad_map[offset] * 16; in byt_gpio_reg()
583 return comm->pad_regs + reg_offset + reg; in byt_gpio_reg()
606 dev_warn(vg->dev, "Group %s, pin %i not muxed (can't retrieve CONF0)\n", in byt_set_group_simple_mux()
632 dev_warn(vg->dev, "Group %s, pin %i not muxed (can't retrieve CONF0)\n", in byt_set_group_mixed_mux()
648 const struct intel_function func = vg->soc->functions[func_selector]; in byt_set_mux()
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/linux/drivers/iio/adc/
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
95 * [0-3] GPIO direction
96 * [4-6] Different GPIO alarm mode configurations
100 * [10-11] N/A
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