diff options
author | Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> | 2021-10-27 14:45:06 +0100 |
---|---|---|
committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2021-11-15 10:12:28 +0100 |
commit | 7388fa8acfce2c3b41babc53c3f3d0b247b098af (patch) | |
tree | 2c070733aded514d08c027ce97671c5ca36c5dfc /Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml | |
parent | fea2538025fefb8f0f9fea558154e293df2f7464 (diff) | |
download | lwn-7388fa8acfce2c3b41babc53c3f3d0b247b098af.tar.gz lwn-7388fa8acfce2c3b41babc53c3f3d0b247b098af.zip |
dt-bindings: pincfg-node: Add "output-impedance-ohms" property
On RZ/G2L SoC for Group-B pins, output impedance can be configured. This
patch documents "output-impedance-ohms" property in pincfg-node.yaml so
that other platforms requiring such feature can make use of this property.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20211027134509.5036-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml index 71ed0a9def84..4b22a9e3a447 100644 --- a/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml +++ b/Documentation/devicetree/bindings/pinctrl/pincfg-node.yaml @@ -114,6 +114,9 @@ properties: description: enable output on a pin without actively driving it (such as enabling an output buffer) + output-impedance-ohms: + description: set the output impedance of a pin to at most X ohms + output-low: type: boolean description: set the pin to output mode with low level |