Messages in this thread | | | Date | Wed, 27 Jul 2022 12:27:58 +0200 | Subject | Re: [PATCH v2 3/7] dt-bindings: mediatek,mt6779-keypad: add mediatek,keys-per-group | From | Krzysztof Kozlowski <> |
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On 26/07/2022 14:56, Mattijs Korpershoek wrote: > The MediaTek keypad has 2 modes of detecting key events: > * single key: each (row, column) can detect one key > * double key: each (row, column) is a group of 2 keys > > With double key, two keys are physically wired to one (row, column) pin. > These keys are in the same "group". > > Multiple keys in the same group reduces the number of pins which > minimizes cost. > > Add a keys-per-group property to describe this. > > Signed-off-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards, Krzysztof
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