Re: [PATCH v5 1/2] dt-bindings: gpio-cascade: add documentation

From: Rob Herring
Date: Thu Jun 24 2021 - 14:30:20 EST


On Mon, 21 Jun 2021 20:20:52 +0300, Mauri Sandberg wrote:
> Add documentation for a general GPIO cascade. It allows building
> one-to-many cascades of GPIO lines using multiplexer to choose
> the cascaded line.
>
> Signed-off-by: Mauri Sandberg <maukka@xxxxxxxxxxxx>
> ---
> v4 -> v5:
> - renamed gpio-mux-input -> gpio-cascade
> - changed vague term 'pin' to 'upstream line'
> - added more verbose description for the module
> - added missing 'mux-controls' entry
> - dropped Tested-by and Reviewed-by due to changes in bindings
> v3 -> v4:
> - Changed author email
> - Included Tested-by and Reviewed-by from Drew
> v2 -> v3: added a complete example on dual 4-way multiplexer
> v1 -> v2: added a little bit more text in the binding documenation
> ---
> .../bindings/gpio/gpio-cascade.yaml | 103 ++++++++++++++++++
> 1 file changed, 103 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpio/gpio-cascade.yaml
>

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>