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Commit 2cdef8f4 authored by Linus Walleij's avatar Linus Walleij
Browse files

pinctrl: specify bindings for pins and groups 



Pin configurations can be per-pin or per-group. Make sure that the
per-group case is covered by the bindings.

Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 8f1774a2

Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt

+10 −1
Original line number Diff line number Diff line
@@ -157,7 +157,12 @@ structure of the DT nodes that contain these properties. 
Supported generic properties are:



pins			- the list of pins that properties in the node

			  apply to

			  apply to (either this or "group" has to be

			  specified)

group			- the group to apply the properties to, if the driver

			  supports configuration of whole groups rather than

			  individual pins (either this or "pins" has to be

			  specified)

bias-disable		- disable any pin bias

bias-high-impedance	- high impedance mode ("third-state", "floating")

bias-bus-hold		- latch weakly
@@ -190,6 +195,10 @@ state_1_node_a { 
	pins = "GPIO1_AJ3", "GPIO3_AH3"; /* RTS+TXD */

	output-high;

};

state_2_node_a {

	group = "foo-group";

	bias-pull-up;

};



Some of the generic properties take arguments. For those that do, the

arguments are described below.