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Searched +full:gpio +full:- +full:mm +full:- +full:lantiq (Results 1 – 7 of 7) sorted by relevance

/linux/Documentation/devicetree/bindings/gpio/
H A Dlantiq,gpio-mm-lantiq.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/lantiq,gpio-mm-lantiq.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Lantiq SoC External Bus memory mapped GPIO controller
10 - John Crispin <john@phrozen.org>
18 describing the "lantiq,localbus".
23 - lantiq,gpio-mm-lantiq
24 - lantiq,gpio-mm
29 '#gpio-cells':
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/linux/drivers/gpio/
H A Dgpio-mm-lantiq.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/gpio/driver.h>
13 #include <linux/gpio/legacy-of-mm-gpiochip.h>
35 * ltq_mm_apply() - write the shadow value to the ebu address.
47 __raw_writew(chip->shadow, chip->mmchip.regs); in ltq_mm_apply()
53 * ltq_mm_set() - gpio_chip->set - set gpios.
55 * @gpio: GPIO signal number.
65 chip->shadow |= (1 << offset); in ltq_mm_set()
67 chip->shadow &= ~(1 << offset); in ltq_mm_set()
74 * ltq_mm_dir_out() - gpio_chip->dir_out - set gpio direction.
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H A DMakefile1 # SPDX-License-Identifier: GPL-2.0
2 # generic gpio support: platform drivers, dedicated expander chips, etc
4 ccflags-$(CONFIG_DEBUG_GPIO) += -DDEBUG
6 obj-$(CONFIG_GPIOLIB) += gpiolib.o
7 obj-$(CONFIG_GPIOLIB) += gpiolib-devres.o
8 obj-$(CONFIG_GPIOLIB_LEGACY) += gpiolib-legacy.o
9 obj-$(CONFIG_OF_GPIO) += gpiolib-of.o
10 obj-$(CONFIG_GPIO_CDEV) += gpiolib-cdev.o
11 obj-$(CONFIG_GPIO_SYSFS) += gpiolib-sysfs.o
12 obj-$(CONFIG_GPIO_ACPI) += gpiolib-acpi.o
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 # GPIO infrastructure and drivers
10 bool "GPIO Support"
12 This enables GPIO support through the generic GPIO library.
14 one or more of the GPIO drivers below.
50 this symbol, but new drivers should use the generic gpio-regmap
54 bool "Debug GPIO calls"
57 Say Y here to add some extra checks and diagnostics to GPIO calls.
60 non-sleeping contexts. They can make bitbanged serial protocols
65 bool "/sys/class/gpio/... (sysfs interface)" if EXPERT
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H A Dgpiolib-of.c1 // SPDX-License-Identifier: GPL-2.0+
3 * OF helpers for the GPIO API
5 * Copyright (c) 2007-2008 MontaVista Software, Inc.
22 #include <linux/gpio/consumer.h>
23 #include <linux/gpio/machine.h>
26 #include "gpiolib-of.h"
29 * This is Linux-specific flags. By default controllers' and Linux' mapping
30 * match, but GPIO controllers are free to translate their own flags to
31 * Linux-specific in their .xlate callback. Though, 1:1 mapping is recommended.
44 * of_gpio_named_count() - Count GPIOs for a device
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/linux/
H A DMAINTAINERS5 ---------------------------------------------------
21 W: *Web-page* with status/info
23 B: URI for where to file *bugs*. A web-page with detailed bug
28 patches to the given subsystem. This is either an in-tree file,
29 or a URI. See Documentation/maintainer/maintainer-entry-profile.rst
46 N: [^a-z]tegra all files whose path contains tegra
64 ----------------
83 3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
85 L: linux-scsi@vger.kernel.org
88 F: drivers/scsi/3w-*
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt1 accept_memory= [MM]
16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
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