[PATCH 1/2] dt-bindings: mux: gpio-mux: Add property for settle time
From: Vincent Whitchurch <hidden>
Date: 2021-10-04 15:36:47
Also in:
lkml
Subsystem:
multiplexer subsystem, open firmware and flattened device tree bindings, the rest · Maintainers:
Peter Rosin, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Hardware may require some time for the muxed analog signals to settle after the muxing is changed. Allow this time to be specified in the devicetree. Signed-off-by: Vincent Whitchurch <redacted> --- Documentation/devicetree/bindings/mux/gpio-mux.yaml | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/mux/gpio-mux.yaml b/Documentation/devicetree/bindings/mux/gpio-mux.yaml
index 0a7c8d64981a..7cffa0711f02 100644
--- a/Documentation/devicetree/bindings/mux/gpio-mux.yaml
+++ b/Documentation/devicetree/bindings/mux/gpio-mux.yaml@@ -31,6 +31,11 @@ properties: idle-state: default: -1 + settle-time-us: + default: 0 + description: + Time required for analog signals to settle after muxing. + required: - compatible - mux-gpios
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2.28.0