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/linux/drivers/i2c/muxes/
H A Di2c-mux-ltc4306.c48 struct gpio_chip gpiochip; member
158 data->gpiochip.label = dev_name(dev); in ltc4306_gpio_init()
159 data->gpiochip.base = -1; in ltc4306_gpio_init()
160 data->gpiochip.ngpio = data->chip->num_gpios; in ltc4306_gpio_init()
161 data->gpiochip.parent = dev; in ltc4306_gpio_init()
162 data->gpiochip.can_sleep = true; in ltc4306_gpio_init()
163 data->gpiochip.get_direction = ltc4306_gpio_get_direction; in ltc4306_gpio_init()
164 data->gpiochip.direction_input = ltc4306_gpio_direction_input; in ltc4306_gpio_init()
165 data->gpiochip.direction_output = ltc4306_gpio_direction_output; in ltc4306_gpio_init()
166 data->gpiochip in ltc4306_gpio_init()
[all...]
/linux/tools/gpio/
H A Dgpio-utils.c25 * Provide the api of gpiochip for chardev interface. There are two
37 * gpiotools_request_line() - request gpio lines in a gpiochip
38 * @device_name: The name of gpiochip without prefix "/dev/",
151 * gpiotools_release_line() - Release the line(s) of gpiochip
173 * @device_name: The name of gpiochip without prefix "/dev/",
195 * @device_name: The name of gpiochip without prefix "/dev/",
200 * @values: The array of values get from gpiochip.
234 * @device_name: The name of gpiochip without prefix "/dev/",
252 * @device_name: The name of gpiochip without prefix "/dev/",
257 * @values: The array of values set to gpiochip, must be
H A Dgpio-watch.c37 perror("unable to open gpiochip"); in main()
98 printf("%s: <gpiochip> <line0> <line1> ...\n", argv[0]); in main()
H A Dlsgpio.c210 if (check_prefix(ent->d_name, "gpiochip")) { in main()
/linux/drivers/iio/dac/
H A Dad5592r-base.c124 st->gpiochip.label = dev_name(st->dev); in ad5592r_gpio_init()
125 st->gpiochip.base = -1; in ad5592r_gpio_init()
126 st->gpiochip.ngpio = 8; in ad5592r_gpio_init()
127 st->gpiochip.parent = st->dev; in ad5592r_gpio_init()
128 st->gpiochip.can_sleep = true; in ad5592r_gpio_init()
129 st->gpiochip.direction_input = ad5592r_gpio_direction_input; in ad5592r_gpio_init()
130 st->gpiochip.direction_output = ad5592r_gpio_direction_output; in ad5592r_gpio_init()
131 st->gpiochip.get = ad5592r_gpio_get; in ad5592r_gpio_init()
132 st->gpiochip.set = ad5592r_gpio_set; in ad5592r_gpio_init()
133 st->gpiochip.request = ad5592r_gpio_request; in ad5592r_gpio_init()
[all …]
H A Dad5592r-base.h55 struct gpio_chip gpiochip; member
/linux/drivers/gpio/
H A Dgpio-sama5d2-piobu.c112 * sama5d2_piobu_get_direction() - gpiochip get_direction
127 * sama5d2_piobu_direction_input() - gpiochip direction_input
136 * sama5d2_piobu_direction_output() - gpiochip direction_output
151 * sama5d2_piobu_get() - gpiochip get
170 * sama5d2_piobu_set() - gpiochip set
213 dev_err(&pdev->dev, "Failed to add gpiochip %d\n", ret); in sama5d2_piobu_probe()
H A Dgpiolib.c655 * is using more than one gpiochip per the same device. We have to stop in gpiochip_set_names()
662 dev_warn(dev, "gpio-line-names too short (length %d), cannot map names for the gpiochip at offset %u\n", in gpiochip_set_names()
680 * When more that one gpiochip per device is used, 'count' can in gpiochip_set_names()
1437 * The gpiochip side puts its use of the device to rest here: in gpio_device_find()
1638 * to a gpiochip in gpiochip_set_hierarchical_irqchip()
1639 * @gc: the gpiochip to set the irqchip hierarchical handler to in gpiochip_set_hierarchical_irqchip()
1955 * @hwirq: the local IRQ/GPIO line offset on this gpiochip in gpiochip_irq_map()
1958 * gpiochip by assigning the gpiochip as chip data, and using the irqchip in gpiochip_irq_map()
1959 * stored inside the gpiochip in gpiochip_irq_map()
[all...]
H A Dgpio-imx-scu.c5 * The driver exports a standard gpiochip interface
H A Dgpio-twl6040.c97 dev_err(&pdev->dev, "could not register gpiochip, %d\n", ret); in gpo_twl6040_probe()
H A Dgpio-lp87565.c166 dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret); in lp87565_gpio_probe()
H A Dgpio-arizona.c193 dev_err(&pdev->dev, "Could not register gpiochip, %d\n", in arizona_gpio_probe()
H A Dgpio-ts4900.c168 dev_err(&client->dev, "Unable to register gpiochip\n"); in ts4900_gpio_probe()
H A Dgpio-madera.c170 dev_dbg(&pdev->dev, "Could not register gpiochip, %d\n", ret); in madera_gpio_probe()
/linux/Documentation/ABI/testing/
H A Dgpio-cdev1 What: /dev/gpiochip[0-9]+
6 The character device files /dev/gpiochip* are the interface
/linux/tools/testing/selftests/gpio/
H A Dgpio-mockup.sh281 # For each gpiochip the fence post lines, 0 and n-1, are tested, and the
285 # gpiochip is tested as well.
297 gpiochip=$(find "$DEBUGFS/$module/" -name gpiochip* -type d | sort)
298 for chip in $gpiochip; do
H A Dgpio-mockup-cdev.c93 printf("Usage: %s [-l] [-b <bias>] [-s <value>] [-u <uAPI>] <gpiochip> <offset>\n", prog); in usage()
/linux/drivers/pinctrl/mediatek/
H A Dpinctrl-airoha.c403 struct airoha_pinctrl_gpiochip gpiochip; member
2270 pinctrl->gpiochip.data[index], in airoha_gpio_set()
2282 pinctrl->gpiochip.data[index], &val); in airoha_gpio_get()
2305 struct airoha_pinctrl_gpiochip *gpiochip; in airoha_irq_unmask() local
2309 gpiochip = irq_data_get_irq_chip_data(data); in airoha_irq_unmask()
2310 if (WARN_ON_ONCE(data->hwirq >= ARRAY_SIZE(gpiochip->irq_type))) in airoha_irq_unmask()
2313 pinctrl = container_of(gpiochip, struct airoha_pinctrl, gpiochip); in airoha_irq_unmask()
2314 switch (gpiochip->irq_type[data->hwirq]) { in airoha_irq_unmask()
2319 regmap_update_bits(pinctrl->regmap, gpiochip->level[index], in airoha_irq_unmask()
2326 regmap_update_bits(pinctrl->regmap, gpiochip->edge[index], in airoha_irq_unmask()
[all …]
/linux/Documentation/ABI/obsolete/
H A Dsysfs-gpio26 /gpiochipN ... for each gpiochip; #N is its first GPIO
33 /chipX ... for each gpiochip; #X is the gpio device ID
/linux/drivers/platform/x86/
H A Dsilicom-platform.c69 struct gpio_chip *gpiochip; member
484 .gpiochip = &silicom_gpio_chip,
617 .gpiochip = &silicom_gpio_chip,
913 dev_err(&device->dev, "Failed to register gpiochip: %d\n", err); in silicom_platform_probe()
934 silicom_gpiochip = info->gpiochip; in silicom_platform_info_init()
/linux/drivers/iio/adc/
H A Dad4170-4.c458 struct gpio_chip gpiochip; member
1800 st->gpiochip.label = "ad4170_gpios"; in ad4170_gpio_init()
1801 st->gpiochip.base = -1; in ad4170_gpio_init()
1802 st->gpiochip.ngpio = AD4170_NUM_GPIO_PINS; in ad4170_gpio_init()
1803 st->gpiochip.parent = &st->spi->dev; in ad4170_gpio_init()
1804 st->gpiochip.can_sleep = true; in ad4170_gpio_init()
1805 st->gpiochip.init_valid_mask = ad4170_gpio_init_valid_mask; in ad4170_gpio_init()
1806 st->gpiochip.get_direction = ad4170_gpio_get_direction; in ad4170_gpio_init()
1807 st->gpiochip.direction_input = ad4170_gpio_direction_input; in ad4170_gpio_init()
1808 st->gpiochip.direction_output = ad4170_gpio_direction_output; in ad4170_gpio_init()
[all …]
/linux/Documentation/admin-guide/gpio/
H A Dgpio-aggregator.rst13 GPIO controllers are exported to userspace using /dev/gpiochip* character
211 After that, a new gpiochip "door" has been created:
/linux/drivers/regulator/
H A Drpi-panel-v2-regulator.c90 return dev_err_probe(&i2c->dev, ret, "Failed to create gpiochip\n"); in rpi_panel_v2_i2c_probe()
/linux/arch/mips/bcm63xx/
H A Dsetup.c172 /* register gpiochip */ in bcm63xx_register_devices()
/linux/arch/x86/platform/geode/
H A Dgeode-common.c57 * because it registers gpiochip software node used by both gpio-keys and

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