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Message-ID: <YrSnkBodv7TYvtMb@posteo.de>
Date: Thu, 23 Jun 2022 17:49:04 +0000
From: Tom Schwindl <schwindl@...teo.de>
To: corbet@....net
Cc: linus.walleij@...aro.org, brgl@...ev.pl,
linux-gpio@...r.kernel.org, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] docs: driver-api: gpio: Fix some typos
Signed-off-by: Tom Schwindl <schwindl@...teo.de>
---
Documentation/driver-api/gpio/consumer.rst | 2 +-
Documentation/driver-api/gpio/driver.rst | 6 +++---
Documentation/driver-api/gpio/using-gpio.rst | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/Documentation/driver-api/gpio/consumer.rst b/Documentation/driver-api/gpio/consumer.rst
index 72bcf5f5e3a2..de6fc79ad6f0 100644
--- a/Documentation/driver-api/gpio/consumer.rst
+++ b/Documentation/driver-api/gpio/consumer.rst
@@ -114,7 +114,7 @@ For a function using multiple GPIOs all of those can be obtained with one call::
This function returns a struct gpio_descs which contains an array of
descriptors. It also contains a pointer to a gpiolib private structure which,
-if passed back to get/set array functions, may speed up I/O proocessing::
+if passed back to get/set array functions, may speed up I/O processing::
struct gpio_descs {
struct gpio_array *info;
diff --git a/Documentation/driver-api/gpio/driver.rst b/Documentation/driver-api/gpio/driver.rst
index 70ff43ac4fcc..6baaeab79534 100644
--- a/Documentation/driver-api/gpio/driver.rst
+++ b/Documentation/driver-api/gpio/driver.rst
@@ -119,7 +119,7 @@ GPIO lines with debounce support
Debouncing is a configuration set to a pin indicating that it is connected to
a mechanical switch or button, or similar that may bounce. Bouncing means the
line is pulled high/low quickly at very short intervals for mechanical
-reasons. This can result in the value being unstable or irqs fireing repeatedly
+reasons. This can result in the value being unstable or irqs firing repeatedly
unless the line is debounced.
Debouncing in practice involves setting up a timer when something happens on
@@ -219,7 +219,7 @@ use a trick: when a line is set as output, if the line is flagged as open
drain, and the IN output value is low, it will be driven low as usual. But
if the IN output value is set to high, it will instead *NOT* be driven high,
instead it will be switched to input, as input mode is high impedance, thus
-achieveing an "open drain emulation" of sorts: electrically the behaviour will
+achieving an "open drain emulation" of sorts: electrically the behaviour will
be identical, with the exception of possible hardware glitches when switching
the mode of the line.
@@ -642,7 +642,7 @@ In this case the typical set-up will look like this:
As you can see pretty similar, but you do not supply a parent handler for
the IRQ, instead a parent irqdomain, an fwnode for the hardware and
-a funcion .child_to_parent_hwirq() that has the purpose of looking up
+a function .child_to_parent_hwirq() that has the purpose of looking up
the parent hardware irq from a child (i.e. this gpio chip) hardware irq.
As always it is good to look at examples in the kernel tree for advice
on how to find the required pieces.
diff --git a/Documentation/driver-api/gpio/using-gpio.rst b/Documentation/driver-api/gpio/using-gpio.rst
index 64c8d3f76c3a..894d88855d73 100644
--- a/Documentation/driver-api/gpio/using-gpio.rst
+++ b/Documentation/driver-api/gpio/using-gpio.rst
@@ -44,7 +44,7 @@ These devices will appear on the system as ``/dev/gpiochip0`` thru
found in the kernel tree ``tools/gpio`` subdirectory.
For structured and managed applications, we recommend that you make use of the
-libgpiod_ library. This provides helper abstractions, command line utlities
+libgpiod_ library. This provides helper abstractions, command line utilities
and arbitration for multiple simultaneous consumers on the same GPIO chip.
.. _libgpiod: https://git.kernel.org/pub/scm/libs/libgpiod/libgpiod.git/
--
2.36.1
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