Lines Matching +full:out +full:- +full:gpios
6 been moved to Documentation/ABI/obsolete/sysfs-gpio.
16 ----------------------
18 configure a sysfs user interface to GPIOs. This is different from the
27 then changing its output state, then updating the code before re-enabling
38 Please read Documentation/driver-api/gpio/drivers-on-gpio.rst
44 --------------
47 - Control interfaces used to get userspace control over GPIOs;
49 - GPIOs themselves; and
51 - GPIO controllers ("gpio_chip" instances).
55 The control interfaces are write-only:
78 reads as either "in" or "out". This value may
79 normally be written. Writing as "out" defaults to
94 If the pin can be configured as interrupt-generating interrupt
103 re-open it to read the value.
122 controller implementing GPIOs starting at #42) and have the following
123 read-only attributes:
134 how many GPIOs this manages (N to N + ngpio - 1)
136 Board documentation should in most cases cover what GPIOs are used for
137 what purposes. However, those numbers are not always stable; GPIOs on
145 --------------------------
146 Kernel code can explicitly manage exports of GPIOs which have already been
165 of experiments easier), or can provide an always-there interface that's