Currently the "function" + "groups" combination is the only documented
format for pinmux nodes, although many drivers use "function" + "pins".
Update the generic pinctrl binding to include the "function" + "pins"
combination as well.
Signed-off-by: Andrew Bresticker <abrestic@xxxxxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Pawel Moll <pawel.moll@xxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
Cc: Kumar Gala <galak@xxxxxxxxxxxxxx>
---
New for v2.
---
Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
index 47d84b6..f7688e2 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
@@ -133,6 +133,9 @@ pin multiplexing nodes:
function - the mux function to select
groups - the list of groups to select with this function
+ (either this or "pins" must be specified)
+pins - the list of pins to select with this function (either
+ this or "groups" must be specified)
Example:
@@ -144,6 +147,10 @@ state_1_node_a {
function = "spi0";
groups = "spi0pins";
};
+state_2_node_a {
+ function = "i2c0";
+ pins = "mfio29", "mfio30";
+};
== Generic pin configuration node content ==
--
2.2.0.rc0.207.ga3a616c
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