| /kernel/linux/linux-4.19/drivers/i2c/muxes/ |
| D | i2c-mux-gpio.c | 12 #include <linux/i2c-mux.h>
13 #include <linux/platform_data/i2c-mux-gpio.h>
22 struct i2c_mux_gpio_platform_data data; member
24 struct gpio_desc **gpios; member
32 for (i = 0; i < mux->data.n_gpios; i++) in i2c_mux_gpio_set()
33 mux->values[i] = (val >> i) & 1; in i2c_mux_gpio_set()
35 gpiod_set_array_value_cansleep(mux->data.n_gpios, in i2c_mux_gpio_set()
36 mux->gpios, mux->values); in i2c_mux_gpio_set()
52 i2c_mux_gpio_set(mux, mux->data.idle); in i2c_mux_gpio_deselect()
58 void *data) in match_gpio_chip_by_label() argument
[all …]
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| /kernel/linux/linux-4.19/drivers/regulator/ |
| D | gpio-regulator.c | 2 * gpio-regulator.c
13 * Roger Quadros <ext-roger.quadros@nokia.com>
21 * non-controllable regulators, as well as for allowing testing on
32 #include <linux/regulator/gpio-regulator.h>
42 struct gpio *gpios; member
53 struct gpio_regulator_data *data = rdev_get_drvdata(dev); in gpio_regulator_get_value() local
56 for (ptr = 0; ptr < data->nr_states; ptr++) in gpio_regulator_get_value()
57 if (data->states[ptr].gpios == data->state) in gpio_regulator_get_value()
58 return data->states[ptr].value; in gpio_regulator_get_value()
60 return -EINVAL; in gpio_regulator_get_value()
[all …]
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| /kernel/linux/linux-4.19/sound/soc/ |
| D | soc-jack.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-jack.c -- ALSA SoC jack handling
23 struct snd_soc_jack_gpio *gpios; member
27 * snd_soc_component_set_jack - configure component jack.
30 * @data: can be used if codec driver need extra data for configuring jack
35 struct snd_soc_jack *jack, void *data) in snd_soc_component_set_jack() argument
37 if (component->driver->set_jack) in snd_soc_component_set_jack()
38 return component->driver->set_jack(component, jack, data); in snd_soc_component_set_jack()
40 return -ENOTSUPP; in snd_soc_component_set_jack()
45 * snd_soc_card_jack_new - Create a new jack
[all …]
|
| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/bus/ |
| D | ts-nbus.txt | 4 Systems FPGA on the TS-4600 SoM.
7 - compatible : "technologic,ts-nbus"
8 - #address-cells : must be 1
9 - #size-cells : must be 0
10 - pwms : The PWM bound to the FPGA
11 - ts,data-gpios : The 8 GPIO pins connected to the data lines on the FPGA
12 - ts,csn-gpios : The GPIO pin connected to the csn line on the FPGA
13 - ts,txrx-gpios : The GPIO pin connected to the txrx line on the FPGA
14 - ts,strobe-gpios : The GPIO pin connected to the stobe line on the FPGA
15 - ts,ale-gpios : The GPIO pin connected to the ale line on the FPGA
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/bus/ |
| D | ts-nbus.txt | 4 Systems FPGA on the TS-4600 SoM.
7 - compatible : "technologic,ts-nbus"
8 - #address-cells : must be 1
9 - #size-cells : must be 0
10 - pwms : The PWM bound to the FPGA
11 - ts,data-gpios : The 8 GPIO pins connected to the data lines on the FPGA
12 - ts,csn-gpios : The GPIO pin connected to the csn line on the FPGA
13 - ts,txrx-gpios : The GPIO pin connected to the txrx line on the FPGA
14 - ts,strobe-gpios : The GPIO pin connected to the stobe line on the FPGA
15 - ts,ale-gpios : The GPIO pin connected to the ale line on the FPGA
[all …]
|
| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/fsi/ |
| D | fsi-master-gpio.txt | 1 Device-tree bindings for gpio-based FSI master driver
2 -----------------------------------------------------
5 - compatible = "fsi-master-gpio";
6 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
7 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
10 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
11 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
12 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
14 - no-gpio-delays; : Don't add extra delays between GPIO
21 fsi-master {
[all …]
|
| D | fsi-master-ast-cf.txt | 1 Device-tree bindings for ColdFire offloaded gpio-based FSI master driver
2 ------------------------------------------------------------------------
5 - compatible =
6 "aspeed,ast2400-cf-fsi-master" for an AST2400 based system
8 "aspeed,ast2500-cf-fsi-master" for an AST2500 based system
10 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
11 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
12 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
13 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
14 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/fsi/ |
| D | fsi-master-gpio.txt | 1 Device-tree bindings for gpio-based FSI master driver
2 -----------------------------------------------------
5 - compatible = "fsi-master-gpio";
6 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
7 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
10 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
11 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
12 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
14 - no-gpio-delays; : Don't add extra delays between GPIO
21 fsi-master {
[all …]
|
| D | fsi-master-ast-cf.txt | 1 Device-tree bindings for ColdFire offloaded gpio-based FSI master driver
2 ------------------------------------------------------------------------
5 - compatible =
6 "aspeed,ast2400-cf-fsi-master" for an AST2400 based system
8 "aspeed,ast2500-cf-fsi-master" for an AST2500 based system
10 - clock-gpios = <gpio-descriptor>; : GPIO for FSI clock
11 - data-gpios = <gpio-descriptor>; : GPIO for FSI data signal
12 - enable-gpios = <gpio-descriptor>; : GPIO for enable signal
13 - trans-gpios = <gpio-descriptor>; : GPIO for voltage translator enable
14 - mux-gpios = <gpio-descriptor>; : GPIO for pin multiplexing with other
[all …]
|
| /kernel/linux/linux-5.10/sound/soc/ |
| D | soc-jack.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 // soc-jack.c -- ALSA SoC jack handling
23 struct snd_soc_jack_gpio *gpios; member
27 * snd_soc_jack_report - Report the current status for a jack
51 dapm = &jack->card->dapm; in snd_soc_jack_report()
53 mutex_lock(&jack->mutex); in snd_soc_jack_report()
55 jack->status &= ~mask; in snd_soc_jack_report()
56 jack->status |= status & mask; in snd_soc_jack_report()
60 list_for_each_entry(pin, &jack->pins, list) { in snd_soc_jack_report()
61 enable = pin->mask & jack->status; in snd_soc_jack_report()
[all …]
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/adc/ |
| D | adi,ad7606.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Beniamin Bia <beniamin.bia@analog.com>
11 - Stefan Popa <stefan.popa@analog.com>
15 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7606_7606-6_7606-4.pdf
16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7606B.pdf
17 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7616.pdf
22 - adi,ad7605-4
23 - adi,ad7606-8
[all …]
|
| D | avia-hx711.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: "http://devicetree.org/schemas/iio/adc/avia-hx711.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 - sck-gpio gives a clock to the sensor with 24 cycles for data retrieval
17 - dout-gpio is the sensor data the sensor responds to the clock
25 - avia,hx711
27 sck-gpios:
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/auxdisplay/ |
| D | hit,hd44780.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Geert Uytterhoeven <geert@linux-m68k.org>
15 interface, which can be used in either 4-bit or 8-bit mode.
21 data-gpios:
23 GPIO pins connected to the data signal lines DB0-DB7 (8-bit mode) or
24 DB4-DB7 (4-bit mode) of the LCD Controller's bus interface.
26 - maxItems: 4
27 - maxItems: 8
[all …]
|
| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/gpio/ |
| D | netxbig-gpio-ext.txt | 5 - compatible: "lacie,netxbig-gpio-ext".
6 - addr-gpios: GPIOs representing the address register (LSB -> MSB).
7 - data-gpios: GPIOs representing the data register (LSB -> MSB).
8 - enable-gpio: latches the new configuration (address, data) on raising edge.
12 netxbig_gpio_ext: netxbig-gpio-ext {
13 compatible = "lacie,netxbig-gpio-ext";
15 addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH
18 data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH
21 enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/gpio/ |
| D | netxbig-gpio-ext.txt | 5 - compatible: "lacie,netxbig-gpio-ext".
6 - addr-gpios: GPIOs representing the address register (LSB -> MSB).
7 - data-gpios: GPIOs representing the data register (LSB -> MSB).
8 - enable-gpio: latches the new configuration (address, data) on raising edge.
12 netxbig_gpio_ext: netxbig-gpio-ext {
13 compatible = "lacie,netxbig-gpio-ext";
15 addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH
18 data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH
21 enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
|
| /kernel/linux/linux-4.19/Documentation/driver-api/gpio/ |
| D | board.rst | 5 This document explains how GPIOs can be assigned to given devices and functions.
7 Note that it only applies to the new descriptor-based interface. For a
8 description of the deprecated integer-based GPIO interface please refer to
9 gpio-legacy.txt (actually, there is no real mapping possible with the old
15 Kconfig. Then, how GPIOs are mapped depends on what the platform uses to
17 tree, ACPI, and platform data.
20 -----------
21 GPIOs can easily be mapped to devices and functions in the device tree. The
22 exact way to do it depends on the GPIO controller providing the GPIOs, see the
25 GPIOs mappings are defined in the consumer device's node, in a property named
[all …]
|
| /kernel/linux/linux-5.10/drivers/bus/ |
| D | ts-nbus.c | 2 * NBUS driver for TS-4600 based boards
4 * Copyright (c) 2016 - Savoir-faire Linux
11 * This driver implements a GPIOs bit-banged bus, called the NBUS by Technologic
13 * TS-4600 SoM.
24 #include <linux/ts-nbus.h>
33 struct gpio_descs *data; member
43 * request all gpios required by the bus.
48 ts_nbus->data = devm_gpiod_get_array(&pdev->dev, "ts,data", in ts_nbus_init_pdata()
50 if (IS_ERR(ts_nbus->data)) { in ts_nbus_init_pdata()
51 dev_err(&pdev->dev, "failed to retrieve ts,data-gpio from dts\n"); in ts_nbus_init_pdata()
[all …]
|
| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/hwmon/ |
| D | nsa320-mcu.txt | 5 - compatible : "zyxel,nsa320-mcu"
6 - data-gpios : The GPIO pin connected to the data line on the MCU
7 - clk-gpios : The GPIO pin connected to the clock line on the MCU
8 - act-gpios : The GPIO pin connected to the active line on the MCU
13 compatible = "zyxel,nsa320-mcu";
14 pinctrl-0 = <&pmx_mcu_data &pmx_mcu_clk &pmx_mcu_act>;
15 pinctrl-names = "default";
17 data-gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
18 clk-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
19 act-gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/hwmon/ |
| D | nsa320-mcu.txt | 5 - compatible : "zyxel,nsa320-mcu"
6 - data-gpios : The GPIO pin connected to the data line on the MCU
7 - clk-gpios : The GPIO pin connected to the clock line on the MCU
8 - act-gpios : The GPIO pin connected to the active line on the MCU
13 compatible = "zyxel,nsa320-mcu";
14 pinctrl-0 = <&pmx_mcu_data &pmx_mcu_clk &pmx_mcu_act>;
15 pinctrl-names = "default";
17 data-gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
18 clk-gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
19 act-gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
|
| /kernel/linux/linux-4.19/drivers/bus/ |
| D | ts-nbus.c | 2 * NBUS driver for TS-4600 based boards
4 * Copyright (c) 2016 - Savoir-faire Linux
11 * This driver implements a GPIOs bit-banged bus, called the NBUS by Technologic
13 * TS-4600 SoM.
24 #include <linux/ts-nbus.h>
33 struct gpio_descs *data; member
43 * request all gpios required by the bus.
48 ts_nbus->data = devm_gpiod_get_array(&pdev->dev, "ts,data", in ts_nbus_init_pdata()
50 if (IS_ERR(ts_nbus->data)) { in ts_nbus_init_pdata()
51 dev_err(&pdev->dev, "failed to retrieve ts,data-gpio from dts\n"); in ts_nbus_init_pdata()
[all …]
|
| /kernel/linux/linux-4.19/Documentation/devicetree/bindings/auxdisplay/ |
| D | hit,hd44780.txt | 5 which can be used in either 4-bit or 8-bit mode.
8 - compatible: Must contain "hit,hd44780",
9 - data-gpios: Must contain an array of either 4 or 8 GPIO specifiers,
10 referring to the GPIO pins connected to the data signal lines DB0-DB7
11 (8-bit mode) or DB4-DB7 (4-bit mode) of the LCD Controller's bus interface,
12 - enable-gpios: Must contain a GPIO specifier, referring to the GPIO pin
15 - rs-gpios: Must contain a GPIO specifier, referring to the GPIO pin
18 - display-height-chars: Height of the display, in character cells,
19 - display-width-chars: Width of the display, in character cells.
22 - rw-gpios: Must contain a GPIO specifier, referring to the GPIO pin
[all …]
|
| /kernel/linux/linux-5.10/Documentation/driver-api/gpio/ |
| D | board.rst | 5 This document explains how GPIOs can be assigned to given devices and functions.
7 Note that it only applies to the new descriptor-based interface. For a
8 description of the deprecated integer-based GPIO interface please refer to
9 gpio-legacy.txt (actually, there is no real mapping possible with the old
15 Kconfig. Then, how GPIOs are mapped depends on what the platform uses to
17 tree, ACPI, and platform data.
20 -----------
21 GPIOs can easily be mapped to devices and functions in the device tree. The
22 exact way to do it depends on the GPIO controller providing the GPIOs, see the
25 GPIOs mappings are defined in the consumer device's node, in a property named
[all …]
|
| /kernel/linux/linux-4.19/drivers/net/phy/ |
| D | mdio-mux-gpio.c | 14 #include <linux/mdio-mux.h>
21 struct gpio_descs *gpios; member
27 void *data) in mdio_mux_gpio_switch_fn() argument
29 struct mdio_mux_gpio_state *s = data; in mdio_mux_gpio_switch_fn()
35 for (n = 0; n < s->gpios->ndescs; n++) in mdio_mux_gpio_switch_fn()
36 s->values[n] = (desired_child >> n) & 1; in mdio_mux_gpio_switch_fn()
38 gpiod_set_array_value_cansleep(s->gpios->ndescs, s->gpios->desc, in mdio_mux_gpio_switch_fn()
39 s->values); in mdio_mux_gpio_switch_fn()
47 struct gpio_descs *gpios; in mdio_mux_gpio_probe() local
50 gpios = gpiod_get_array(&pdev->dev, NULL, GPIOD_OUT_LOW); in mdio_mux_gpio_probe()
[all …]
|
| /kernel/linux/linux-5.10/arch/mips/boot/dts/ingenic/ |
| D | ci20.dts | 1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
5 #include <dt-bindings/clock/ingenic,tcu.h>
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/regulator/active-semi,8865-regulator.h>
22 stdout-path = &uart4;
31 gpio-keys {
32 compatible = "gpio-keys";
[all …]
|
| /kernel/linux/linux-5.10/drivers/net/mdio/ |
| D | mdio-mux-gpio.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/mdio-mux.h>
18 struct gpio_descs *gpios; member
23 void *data) in mdio_mux_gpio_switch_fn() argument
25 struct mdio_mux_gpio_state *s = data; in mdio_mux_gpio_switch_fn()
33 gpiod_set_array_value_cansleep(s->gpios->ndescs, s->gpios->desc, in mdio_mux_gpio_switch_fn()
34 s->gpios->info, values); in mdio_mux_gpio_switch_fn()
42 struct gpio_descs *gpios; in mdio_mux_gpio_probe() local
45 gpios = devm_gpiod_get_array(&pdev->dev, NULL, GPIOD_OUT_LOW); in mdio_mux_gpio_probe()
46 if (IS_ERR(gpios)) in mdio_mux_gpio_probe()
[all …]
|