| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/pinctrl/ |
| D | pincfg-node.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/pinctrl/pincfg-node.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
21 bias-disable:
25 bias-high-impedance:
27 description: high impedance mode ("third-state", "floating")
29 bias-bus-hold:
33 bias-pull-up:
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| D | qcom,pmic-gpio.txt | 6 - compatible:
10 "qcom,pm8005-gpio"
11 "qcom,pm8018-gpio"
12 "qcom,pm8038-gpio"
13 "qcom,pm8058-gpio"
14 "qcom,pm8916-gpio"
15 "qcom,pm8917-gpio"
16 "qcom,pm8921-gpio"
17 "qcom,pm8941-gpio"
18 "qcom,pm8950-gpio"
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| D | pinctrl-max77620.txt | 6 Please refer file <devicetree/bindings/pinctrl/pinctrl-bindings.txt>
11 --------------------------
14 - pinctrl-names: A pinctrl state named per <pinctrl-bindings.txt>.
15 - pinctrl[0...n]: Properties to contain the phandle for pinctrl states per
16 <pinctrl-bindings.txt>.
19 sub-node have following properties:
22 ------------------
23 - pins: List of pins. Valid values of pins properties are:
27 -------------------
29 <pinctrl-bindings.txt>. Absence of properties will leave the configuration
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| /kernel/linux/linux-5.10/Documentation/userspace-api/ioctl/ |
| D | cdrom.rst | 5 - Edward A. Falk <efalk@google.com>
10 the CDROM layer. These are by-and-large implemented (as of Linux 2.6)
23 CDROMSTOP Stop the cdrom drive
24 CDROMSTART Start the cdrom drive
33 CDROMEJECT_SW enable(1)/disable(0) auto-ejecting
34 CDROMMULTISESSION Obtain the start-of-last-session
40 CDROMRESET hard-reset the drive
41 CDROMVOLREAD Get the drive's volume setting
47 CDROMPLAYBLK scsi-cd only, (struct cdrom_blk)
49 CDROMGETSPINDOWN return 4-bit spindown value
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| /kernel/linux/linux-5.10/include/linux/pinctrl/ |
| D | pinconf-generic.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2011 ST-Ericsson SA
6 * Written on behalf of Linaro for ST-Ericsson
21 * enum pin_config_param - possible pin configuration parameters
28 * transition from say pull-up to pull-down implies that you disable
29 * pull-up in the process, this setting disables all biasing.
31 * mode, also know as "third-state" (tristate) or "high-Z" or "floating".
33 * if for example some other pin is going to drive the signal connected
37 * impedance to GROUND). If the argument is != 0 pull-down is enabled,
38 * if it is 0, pull-down is total, i.e. the pin is connected to GROUND.
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| /kernel/linux/linux-5.10/drivers/pinctrl/ |
| D | pinconf-generic.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2011 ST-Ericsson SA
6 * Written on behalf of Linaro for ST-Ericsson
22 #include <linux/pinctrl/pinconf-generic.h>
26 #include "pinctrl-utils.h"
37 PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL, false),
38 PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
39 PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
40 PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true),
41 PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH_UA, "output drive strength", "uA", true),
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| D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only
35 bool "Axis ARTPEC-6 pin controller driver"
40 This is the driver for the Axis ARTPEC-6 pin controller. This driver
41 supports pin function multiplexing as well as pin bias and drive
43 found in Documentation/devicetree/bindings/pinctrl/axis,artpec6-pinctrl.txt
52 functionality. This driver supports the pinmux, push-pull and
53 open drain configuration for the GPIO pins of AS3722 devices. It also
57 tristate "X-Powers AXP209 PMIC pinctrl and GPIO Support"
122 tristate "TI DA850/OMAP-L138/AM18XX pullup/pulldown groups"
127 Driver for TI DA850/OMAP-L138/AM18XX pinconf. Used to control
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/iio/imu/ |
| D | st_lsm6dsx.txt | 1 * ST_LSM6DSx driver for STM 6-axis (acc + gyro) imu Mems sensors
4 - compatible: must be one of:
14 "st,lsm6ds3tr-c"
16 "st,lsm9ds1-imu"
19 - reg: i2c address of the sensor / spi cs line
22 - st,drdy-int-pin: the pin on the package that will be used to signal
24 - st,pullups : enable/disable internal i2c controller pullup resistors.
25 - drive-open-drain: the interrupt/data ready line will be configured
26 as open drain, which is useful if several sensors share the same
28 (This binding is taken from pinctrl/pinctrl-bindings.txt)
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| /kernel/linux/linux-5.10/Documentation/cdrom/ |
| D | cdrom-standard.rst | 2 A Linux CD-ROM standard
14 Linux is probably the Unix-like operating system that supports
18 - The large list of hardware devices available for the many platforms
19 that Linux now supports (i.e., i386-PCs, Sparc Suns, etc.)
20 - The open design of the operating system, such that anybody can write a
22 - There is plenty of source code around as examples of how to write a driver.
29 This divergence of behavior has been very significant for CD-ROM
30 devices; the way a particular drive reacts to a `standard` *ioctl()*
32 their drivers totally inconsistent, the writers of Linux CD-ROM
35 maintain uniform behavior across all the Linux CD-ROM drivers.
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/power/reset/ |
| D | gpio-restart.txt | 1 Drive a GPIO line that can be used to restart the system from a restart
6 handler. If the optional properties 'open-source' is not found, the GPIO line
13 inactive->active edge condition, triggering positive edge triggered
14 reset. After a delay specified by active-delay, the GPIO is set to
15 inactive, thus causing an active->inactive edge, triggering negative edge
16 triggered reset. After a delay specified by inactive-delay, the GPIO
17 is driven active again. After a delay specified by wait-delay, the
21 - compatible : should be "gpio-restart".
22 - gpios : The GPIO to set high/low, see "gpios property" in
28 - open-source : Treat the GPIO as being open source and defer driving
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| /kernel/linux/linux-5.10/drivers/acpi/acpica/ |
| D | utresdecode.c | 1 // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
4 * Module Name: utresdecode - Resource descriptor keyword strings
28 "0 - Good Configuration",
29 "1 - Acceptable Configuration",
30 "2 - Suboptimal Configuration",
31 "3 - ***Invalid Configuration***",
264 "Bias Pull-up",
265 "Bias Pull-down",
270 "Drive Open Drain",
271 "Drive Open Source",
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| /kernel/linux/linux-5.10/drivers/ide/ |
| D | cs5520.c | 6 * typical IDE controllers they do bus mastering with the drive in
10 * drive for the right PIO mode. We must also ignore all the blacklists
11 * and the drive bus mastering DMA information.
28 * is in an open non patent encumbered format. Where cryptographic key signing
31 * are deemed to be part of the source code.
41 #include <linux/dma-mapping.h>
60 static void cs5520_set_pio_mode(ide_hwif_t *hwif, ide_drive_t *drive) in cs5520_set_pio_mode() argument
62 struct pci_dev *pdev = to_pci_dev(hwif->dev); in cs5520_set_pio_mode()
63 int controller = drive->dn > 1 ? 1 : 0; in cs5520_set_pio_mode()
64 const u8 pio = drive->pio_mode - XFER_PIO_0; in cs5520_set_pio_mode()
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/sound/ |
| D | cs35l36.txt | 5 - compatible : "cirrus,cs35l36"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
13 - cirrus,boost-ctl-millivolt : Boost Voltage Value. Configures the boost
18 - cirrus,boost-peak-milliamp : Boost-converter peak current limit in mA.
24 - cirrus,boost-ind-nanohenry : Inductor estimation LBST reference value.
32 - cirrus,multi-amp-mode : Boolean to determine if there are more than
33 one amplifier in the system. If more than one it is best to Hi-Z the ASP
36 - cirrus,boost-ctl-select : Boost conerter control source selection.
37 Selects the source of the BST_CTL target VBST voltage for the boost
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| /kernel/linux/linux-5.10/drivers/gpio/ |
| D | gpio-tc3589x.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2010
5 * Author: Hanumath Prasad <hanumath.prasad@stericsson.com> for ST-Ericsson
6 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
40 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_get()
55 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_set()
67 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_direction_output()
80 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_direction_input()
91 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_get_direction()
110 struct tc3589x *tc3589x = tc3589x_gpio->tc3589x; in tc3589x_gpio_set_config()
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| /kernel/linux/linux-5.10/Documentation/admin-guide/laptops/ |
| D | disk-shock-protection.rst | 7 Last modified: 2008-10-03
19 --------
21 ATA/ATAPI-7 specifies the IDLE IMMEDIATE command with unload feature.
22 Issuing this command should cause the drive to switch to idle mode and
26 the internal hard drive and park its heads on the ramp when critical
37 ----------------
42 -EOPNOTSUPP if the device does not support the unload feature.
44 of the respective drive off the platter and block all I/O operations
49 -EOVERFLOW, but heads will be parked anyway and the timeout will be
55 immediately by specifying a timeout of 0. Values below -2 are rejected
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| /kernel/linux/linux-5.10/Documentation/driver-api/gpio/ |
| D | driver.rst | 26 between 0 and n-1, n being the number of GPIOs managed by the chip.
29 example if a system uses a memory-mapped set of I/O-registers where 32 GPIO
30 lines are handled by one bit per line in a 32-bit register, it makes sense to
44 So for example one platform could use global numbers 32-159 for GPIOs, with a
46 global numbers 0..63 with one set of GPIO controllers, 64-79 with another type
47 of GPIO controller, and on one particular board 80-95 with an FPGA. The legacy
49 2000-2063 to identify GPIO lines in a bank of I2C GPIO expanders.
60 - methods to establish GPIO line direction
61 - methods used to access GPIO line values
62 - method to set electrical configuration for a given GPIO line
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| /kernel/linux/linux-5.10/drivers/power/reset/ |
| D | gpio-restart.c | 1 // SPDX-License-Identifier: GPL-2.0-only
7 * Based on the gpio-poweroff driver.
32 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
33 gpiod_direction_output(gpio_restart->reset_gpio, 1); in gpio_restart_notify()
34 mdelay(gpio_restart->active_delay_ms); in gpio_restart_notify()
36 /* drive inactive, also active->inactive edge */ in gpio_restart_notify()
37 gpiod_set_value(gpio_restart->reset_gpio, 0); in gpio_restart_notify()
38 mdelay(gpio_restart->inactive_delay_ms); in gpio_restart_notify()
40 /* drive it active, also inactive->active edge */ in gpio_restart_notify()
41 gpiod_set_value(gpio_restart->reset_gpio, 1); in gpio_restart_notify()
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| /kernel/linux/linux-5.10/arch/arm64/boot/dts/nvidia/ |
| D | tegra210-p2180.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/mfd/max77620.h>
17 stdout-path = "serial0:115200n8";
26 vdd-supply = <&vdd_gpu>;
36 clock-frequency = <400000>;
41 interrupt-parent = <&tegra_pmc>;
44 #interrupt-cells = <2>;
45 interrupt-controller;
47 #gpio-cells = <2>;
48 gpio-controller;
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| D | tegra210-p2894.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/input.h>
4 #include <dt-bindings/input/gpio-keys.h>
5 #include <dt-bindings/mfd/max77620.h>
6 #include <dt-bindings/pinctrl/pinctrl-tegra.h>
16 stdout-path = "serial0:115200n8";
26 pinctrl-names = "boot";
27 pinctrl-0 = <&state_boot>;
35 nvidia,enable-input = <TEGRA_PIN_DISABLE>;
36 nvidia,open-drain = <TEGRA_PIN_DISABLE>;
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| /kernel/linux/linux-5.10/drivers/watchdog/ |
| D | aspeed_wdt.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
35 { .compatible = "aspeed,ast2400-wdt", .data = &ast2400_config },
36 { .compatible = "aspeed,ast2500-wdt", .data = &ast2500_config },
37 { .compatible = "aspeed,ast2600-wdt", .data = &ast2500_config },
65 * * Drive mode: push-pull vs open-drain
76 * The AST2500 exposes the drive mode and polarity options, but not in a
78 * and bit 30 represents push-pull or open-drain. With respect to write, magic
79 * values need to be written to the top byte to change the state of the drive
81 * effect on the state of the drive mode or polarity bits. However, the pulse
106 wdt->ctrl |= WDT_CTRL_ENABLE; in aspeed_wdt_enable()
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| /kernel/linux/linux-5.10/arch/arm/boot/dts/ |
| D | at91-kizbox3-hs.dts | 1 // SPDX-License-Identifier: GPL-2.0
3 * at91-kizbox3-hs.dts - Device Tree file for Overkiz KIZBOX3-HS board
11 /dts-v1/;
12 #include "at91-kizbox3_common.dtsi"
15 model = "Overkiz KIZBOX3-HS";
16 compatible = "overkiz,kizbox3-hs", "atmel,sama5d2", "atmel,sama5";
39 compatible = "gpio-leds";
40 pinctrl-names = "default";
41 pinctrl-0 = <&pinctrl_led_red
48 default-state = "off";
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| /kernel/linux/linux-5.10/drivers/block/paride/ |
| D | bpck6.c | 5 backpack.c is a low-level protocol driver for the Micro Solutions
9 Written by: Ken Hahn (linux-dev@micro-solutions.com)
10 Clive Turvey (linux-dev@micro-solutions.com)
16 Version 1.0.0 is the backpack driver for which source is not available
17 Version 2.0.0 is the first to have source released
18 Version 2.0.1 is the "Cox-ified" source code
19 Version 2.0.2 - fixed version string usage, and made ppc functions static
40 #define PPCSTRUCT(pi) ((Interface *)(pi->private))
44 ATAPI CDROM DRIVE REGISTERS
52 #define ATAPI_DRIVE_SEL 6 /* drive select register */
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| /kernel/linux/linux-5.10/drivers/scsi/ |
| D | sense_codes.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
4 * http://www.t10.org/lists/asc-num.txt [most recent: 20200817]
9 SENSE_CODE(0x0002, "End-of-partition/medium detected")
11 SENSE_CODE(0x0004, "Beginning-of-partition/medium detected")
12 SENSE_CODE(0x0005, "End-of-data detected")
51 SENSE_CODE(0x0409, "Logical unit not ready, self-test in progress")
65 SENSE_CODE(0x0418, "Logical unit not ready, a door is open")
87 SENSE_CODE(0x0801, "Logical unit communication time-out")
89 SENSE_CODE(0x0803, "Logical unit communication CRC error (Ultra-DMA/32)")
102 SENSE_CODE(0x0B01, "Warning - specified temperature exceeded")
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| /kernel/linux/linux-5.10/arch/powerpc/boot/dts/ |
| D | wii.dts | 1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Nintendo Wii platform device tree source
6 * Copyright (C) 2008-2009 The GameCube Linux Team
10 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
15 * This is commented-out for now.
25 #address-cells = <1>;
26 #size-cells = <1>;
29 bootargs = "root=/dev/mmcblk0p2 rootwait udbg-immortal";
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| /kernel/linux/linux-5.10/Documentation/admin-guide/blockdev/ |
| D | paride.rst | 5 PARIDE v1.03 (c) 1997-8 Grant Guenther <grant@torque.net>
11 to personal computers, many external devices such as portable hard-disk,
12 CD-ROM, LS-120 and tape drives use the parallel port to connect to their
13 host computer. While some devices (notably scanners) use ad-hoc methods
16 a parallel-port adapter chip added in. Some of the original parallel port
18 (The Iomega PPA-3 adapter used in the ZIP drives is an example of this
26 which is then connected to a floppy-tape mechanism. The vast majority
29 were to open up a parallel port CD-ROM drive, for instance, one would
30 find a standard ATAPI CD-ROM drive, a power supply, and a single adapter
32 IDE cable. It is usually possible to exchange the CD-ROM device with
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