/linux-6.14.4/Documentation/devicetree/bindings/fpga/ |
D | xlnx,fpga-selectmap.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/fpga/xlnx,fpga-selectmap.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Charles Perry <[email protected]> 22 - $ref: /schemas/memory-controllers/mc-peripheral-props.yaml# 27 - xlnx,fpga-xc7s-selectmap 28 - xlnx,fpga-xc7a-selectmap 29 - xlnx,fpga-xc7k-selectmap 30 - xlnx,fpga-xc7v-selectmap [all …]
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D | xlnx,fpga-slave-serial.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/fpga/xlnx,fpga-slave-serial.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Nava kishore Manne <[email protected]> 13 Xilinx Spartan-6 and 7 Series FPGAs support a method of loading the bitstream 21 https://www.xilinx.com/support/documentation/application_notes/xapp583-fpga-configuration.pdf 24 - $ref: /schemas/spi/spi-peripheral-props.yaml# 29 - xlnx,fpga-slave-serial 31 spi-cpha: true [all …]
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D | lattice,sysconfig.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Vladimir Georgiev <[email protected]> 17 Programming of ECP5 is done by writing uncompressed bitstream image in .bit 23 - lattice,sysconfig-ecp5 28 program-gpios: 34 init-gpios: 40 done-gpios: 42 A GPIO line connected to DONE (active high) pin of the device. [all …]
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/linux-6.14.4/Documentation/devicetree/bindings/i2c/ |
D | i2c-arb-gpio-challenge.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/i2c/i2c-arb-gpio-challenge.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: GPIO-based I2C Arbitration Using a Challenge & Response Mechanism 10 - Doug Anderson <[email protected]> 11 - Peter Rosin <[email protected]> 17 In many cases using GPIOs to arbitrate is not needed and a design can use the 18 standard I2C multi-master rules. Using GPIOs is generally useful in the case 30 others can see. These are all active low with pull-ups enabled. We'll [all …]
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/linux-6.14.4/Documentation/driver-api/gpio/ |
D | consumer.rst | 8 Guidelines for GPIOs consumers 13 obtain and use GPIOs are available by including the following file:: 21 - Simple compile coverage with e.g. COMPILE_TEST - it does not matter that 25 - Truly optional GPIOLIB support - where the driver does not really make use 26 of the GPIOs on certain compile-time configurations for certain systems, but 27 will use it under other compile-time configurations. In this case the 35 All the functions that work with the descriptor-based GPIO interface are 42 Obtaining and Disposing GPIOs 45 With the descriptor-based interface, GPIOs are identified with an opaque, 46 non-forgeable handler that must be obtained through a call to one of the [all …]
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/linux-6.14.4/Documentation/devicetree/bindings/iio/adc/ |
D | adi,ad7780.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Michael Hennerich <[email protected]> 13 The ad7780 is a sigma-delta analog to digital converter. This driver provides 20 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7170.pdf 22 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7171.pdf 24 https://www.analog.com/media/en/technical-documentation/data-sheets/ad7780.pdf 26 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7781.pdf 31 - adi,ad7170 [all …]
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D | adi,ad7124.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Stefan Popa <[email protected]> 16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7124-8.pdf 21 - adi,ad7124-4 22 - adi,ad7124-8 32 clock-names: 34 - const: mclk 40 rdy-gpios: [all …]
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D | adi,ad7192.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Michael Hennerich <[email protected]> 16 https://www.analog.com/media/en/technical-documentation/data-sheets/AD7192.pdf 21 - adi,ad7190 22 - adi,ad7192 23 - adi,ad7193 24 - adi,ad7194 25 - adi,ad7195 [all …]
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/linux-6.14.4/arch/powerpc/boot/dts/ |
D | ac14xx.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later 14 #address-cells = <1>; 15 #size-cells = <1>; 26 timebase-frequency = <40000000>; /* 40 MHz (csb/4) */ 27 bus-frequency = <160000000>; /* 160 MHz csb bus */ 28 clock-frequency = <400000000>; /* 400 MHz ppc core */ 49 compatible = "cfi-flash"; 51 #address-cells = <1>; 52 #size-cells = <1>; 53 bank-width = <2>; [all …]
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/linux-6.14.4/drivers/gpio/ |
D | gpio-twl4030.c | 1 // SPDX-License-Identifier: GPL-2.0+ 3 * Access to GPIOs on TWL4030/TPS659x0 chips 5 * Copyright (C) 2006-2007 Texas Instruments, Inc. 8 * Code re-arranged and cleaned up by: 30 * The GPIO "subchip" supports 18 GPIOs which can be configured as 37 * There are also two LED pins used sometimes as output-only GPIOs. 52 /* Mask for GPIO registers when aggregated into a 32-bit integer */ 66 /*----------------------------------------------------------------------*/ 76 /*----------------------------------------------------------------------*/ 101 /*----------------------------------------------------------------------*/ [all …]
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D | gpio-davinci.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 5 * Copyright (c) 2006-2007 David Brownell 43 #define BINTEN 0x8 /* GPIO Interrupt Per-Bank Enable Register */ 82 /*--------------------------------------------------------------------------*/ 95 g = d->regs[bank]; in __davinci_direction() 96 spin_lock_irqsave(&d->lock, flags); in __davinci_direction() 97 temp = readl_relaxed(&g->dir); in __davinci_direction() 100 writel_relaxed(mask, value ? &g->set_data : &g->clr_data); in __davinci_direction() 104 writel_relaxed(temp, &g->dir); in __davinci_direction() 105 spin_unlock_irqrestore(&d->lock, flags); in __davinci_direction() [all …]
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/linux-6.14.4/Documentation/devicetree/bindings/mfd/ |
D | rohm,bd9576-pmic.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/mfd/rohm,bd9576-pmic.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Matti Vaittinen <[email protected]> 14 powering the R-Car series processors. 21 - rohm,bd9576 22 - rohm,bd9573 32 rohm,vout1-en-low: 35 controlled by a GPIO. This is dictated by state of vout1-en pin during [all …]
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/linux-6.14.4/sound/pci/hda/ |
D | cirrus_scodec_test.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 // KUnit test for the Cirrus side-codec library. 42 return !!(gpio_priv->pin_state & BIT(offset)); in cirrus_scodec_test_gpio_get() 48 return -EOPNOTSUPP; in cirrus_scodec_test_gpio_direction_out() 63 return -EOPNOTSUPP; in cirrus_scodec_test_gpio_set_config() 80 .base = -1, 89 gpio_priv = devm_kzalloc(&pdev->dev, sizeof(*gpio_priv), GFP_KERNEL); in cirrus_scodec_test_gpio_probe() 91 return -ENOMEM; in cirrus_scodec_test_gpio_probe() 94 gpio_priv->chip = cirrus_scodec_test_gpio_chip; in cirrus_scodec_test_gpio_probe() 95 ret = devm_gpiochip_add_data(&pdev->dev, &gpio_priv->chip, gpio_priv); in cirrus_scodec_test_gpio_probe() [all …]
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/linux-6.14.4/Documentation/firmware-guide/acpi/ |
D | gpio-properties.rst | 1 .. SPDX-License-Identifier: GPL-2.0 8 allows names to be given to GPIOs (and other things as well) returned 13 With _DSD we can now query GPIOs using a name instead of an integer 16 // Bluetooth device with reset and shutdown GPIOs 31 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), 34 Package () { "reset-gpios", Package () { ^BTH, 1, 1, 0 } }, 35 Package () { "shutdown-gpios", Package () { ^BTH, 0, 0, 0 } }, 61 In our Bluetooth example the "reset-gpios" refers to the second GpioIo() 70 +-------------+-------------+-----------------------------------------------+ 74 +-------------+-------------+-----------------------------------------------+ [all …]
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/linux-6.14.4/arch/arm/mach-s3c/ |
D | pm.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 14 #include "pm-common.h" 40 /* per-cpu sleep functions */ 66 * s3c_pm_configure_extint() - ensure pins are correctly set for IRQ 75 * samsung_pm_restore_gpios() - restore the state of the gpios after sleep. 79 * resume code has done. 84 * samsung_pm_save_gpios() - save the state of the GPIOs for restoring after sleep.
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/linux-6.14.4/arch/arm/mach-mvebu/ |
D | pm-board.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * Board-level suspend/resume support. 5 * Copyright (C) 2014-2015 Marvell 7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> 31 /* Put 001 as value on the GPIOs */ in mvebu_armada_pm_enter() 38 /* Prepare writing 111 to the GPIOs */ in mvebu_armada_pm_enter() 82 if (!of_machine_is_compatible("marvell,axp-gp")) in mvebu_armada_pm_init() 83 return -ENODEV; in mvebu_armada_pm_init() 87 return -ENODEV; in mvebu_armada_pm_init() 93 name = kasprintf(GFP_KERNEL, "pic-pin%d", i); in mvebu_armada_pm_init() [all …]
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/linux-6.14.4/arch/arm/boot/dts/microchip/ |
D | at91-sama5d27_wlsom1_ek.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 3 * at91-sama5d27_wlsom1_ek.dts - Device Tree file for SAMA5D27 WLSOM1 EK 9 /dts-v1/; 10 #include "at91-sama5d27_wlsom1.dtsi" 11 #include <dt-bindings/input/input.h> 15 …compatible = "microchip,sama5d27-wlsom1-ek", "microchip,sama5d27-wlsom1", "atmel,sama5d27", "atmel… 26 stdout-path = "serial0:115200n8"; 29 gpio-keys { 30 compatible = "gpio-keys"; 32 pinctrl-names = "default"; [all …]
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/linux-6.14.4/arch/arm/boot/dts/ti/omap/ |
D | am3874-iceboard.dts | 1 // SPDX-License-Identifier: GPL-2.0 12 * Copyright (c) 2019 Three-Speed Logic, Inc. <[email protected]> 15 /dts-v1/; 18 #include <dt-bindings/interrupt-controller/irq.h> 25 stdout-path = "serial1:115200n8"; 35 compatible = "regulator-fixed"; 36 regulator-name = "vmmcsd_fixed"; 37 regulator-min-microvolt = <3300000>; 38 regulator-max-microvolt = <3300000>; 39 regulator-always-on; [all …]
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/linux-6.14.4/Documentation/admin-guide/media/ |
D | cec.rst | 1 .. SPDX-License-Identifier: GPL-2.0 12 - Exynos4 13 - Exynos5 14 - STIH4xx HDMI CEC 15 - V4L2 adv7511 (same HW, but a different driver from the drm adv7511) 16 - stm32 17 - Allwinner A10 (sun4i) 18 - Raspberry Pi 19 - dw-hdmi (Synopsis IP) 20 - amlogic (meson ao-cec and ao-cec-g12a) [all …]
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/linux-6.14.4/arch/arm/boot/dts/nxp/imx/ |
D | imx6qdl-mba6.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright 2013-2021 TQ-Systems GmbH 6 * Author: Markus Niebel <Markus.Niebel@tq-group.com> 9 #include <dt-bindings/clock/imx6qdl-clock.h> 10 #include <dt-bindings/gpio/gpio.h> 11 #include <dt-bindings/input/input.h> 12 #include <dt-bindings/sound/fsl-imx-audmux.h> 18 /delete-property/ mmc2; 19 /delete-property/ mmc3; 24 stdout-path = &uart2; [all …]
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D | imx6q-prti6q.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT 6 /dts-v1/; 8 #include "imx6qdl-prti6q.dtsi" 9 #include <dt-bindings/leds/common.h> 10 #include <dt-bindings/sound/fsl-imx-audmux.h> 21 backlight_lcd: backlight-lcd { 22 compatible = "pwm-backlight"; 23 pinctrl-names = "default"; 24 pinctrl-0 = <&pinctrl_backlight>; 26 brightness-levels = <0 16 64 255>; [all …]
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/linux-6.14.4/arch/arm/mach-pxa/ |
D | am200epd.c | 2 * am200epd.c -- Platform device for AM200 EPD kit 12 * This work was made possible by help and equipment support from E-Ink 16 * on the AM200 EPD prototype kit/development kit with an E-Ink 800x600 35 #include <linux/platform_data/video-pxafb.h> 101 static int gpios[] = { LED_GPIO_PIN , STDBY_GPIO_PIN , RST_GPIO_PIN, variable 110 for (i = 0; i < ARRAY_SIZE(gpios); i++) { in am200_init_gpio_regs() 111 err = gpio_request(gpios[i], gpio_names[i]); in am200_init_gpio_regs() 113 dev_err(&am200_device->dev, "failed requesting " in am200_init_gpio_regs() 131 while (--i >= 0) in am200_init_gpio_regs() 132 gpio_free(gpios[i]); in am200_init_gpio_regs() [all …]
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/linux-6.14.4/arch/arm/boot/dts/allwinner/ |
D | sun5i-gr8-chip-pro.dts | 5 * Maxime Ripard <maxime.ripard@free-electrons.com> 7 * This file is dual-licensed: you can use it either under the terms 46 /dts-v1/; 47 #include "sun5i-gr8.dtsi" 48 #include "sunxi-common-regulators.dtsi" 50 #include <dt-bindings/gpio/gpio.h> 51 #include <dt-bindings/input/input.h> 52 #include <dt-bindings/interrupt-controller/irq.h> 56 compatible = "nextthing,chip-pro", "nextthing,gr8"; 67 stdout-path = "serial0:115200n8"; [all …]
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/linux-6.14.4/Documentation/devicetree/bindings/mmc/ |
D | mmc-controller-common.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 4 $id: http://devicetree.org/schemas/mmc/mmc-controller-common.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Ulf Hansson <[email protected]> 14 possible slots or ports for multi-slot controllers. 17 "#address-cells": 22 "#size-cells": 29 broken-cd: 34 cd-gpios: [all …]
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/linux-6.14.4/drivers/hwmon/ |
D | ltc4245.c | 1 // SPDX-License-Identifier: GPL-2.0-only 21 #include <linux/hwmon-sysfs.h> 66 int gpios[3]; member 71 * sample all GPIO's as analog voltages, a round-robin sampling method is used. 74 * LOCKING: must hold data->update_lock 79 struct i2c_client *client = data->client; in ltc4245_update_gpios() 83 /* no extra gpio support, we're basically done */ in ltc4245_update_gpios() 84 if (!data->use_extra_gpios) { in ltc4245_update_gpios() 85 data->gpios[0] = data->vregs[LTC4245_GPIOADC - 0x10]; in ltc4245_update_gpios() 91 * readings as stale by setting them to -EAGAIN in ltc4245_update_gpios() [all …]
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