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Message-ID: <YvQ3A2/Pop4YzzQ8@google.com>
Date: Wed, 10 Aug 2022 15:53:55 -0700
From: Dmitry Torokhov <dmitry.torokhov@...il.com>
To: Mattijs Korpershoek <mkorpershoek@...libre.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Rob Herring <robh+dt@...nel.org>,
linux-arm-kernel@...ts.infradead.org,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
Fabien Parent <fparent@...libre.com>,
linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
Fabien Parent <parent.f@...il.com>
Subject: Re: [PATCH v2 0/7] Input: mt6779-keypad - double keys support
On Tue, Jul 26, 2022 at 02:56:05PM +0200, Mattijs Korpershoek wrote:
> The MediaTek keypad controller has multiple operating modes:
> * single key detection (currently implemented)
> * double key detection
>
> With double key detection, each (row,column) is a group that can detect
> two keys in the key matrix.
> This minimizes the overall pin counts for cost reduction.
> However, pressing multiple keys in the same group will not be
> detected properly.
>
> On some boards, like mt8183-pumpkin, double key detection is used.
>
> Signed-off-by: Mattijs Korpershoek <mkorpershoek@...libre.com>
Applied patches 1 through 5 (leaving dts patches out), thank you.
>
> ---
> Changes in v2:
> - bindings: add matrix-keymap justification in commit message (Krzysztof)
> - bindings: switch from double-keys(boolean) to keys-per-group(uint32) (Krzysztof)
> - driver: add a function pointer for row/column calculation (Angelo)
> - Link to v1: https://lore.kernel.org/r/20220720-mt8183-keypad-v1-0-ef9fc29dbff4@baylibre.com
>
> ---
> Fabien Parent (2):
> arm64: dts: mediatek: mt8183: add keyboard node
> arm64: dts: mediatek: mt8183-pumpkin: add keypad support
>
> Mattijs Korpershoek (5):
> MAINTAINERS: input: add mattijs for mt6779-keypad
> dt-bindings: mediatek,mt6779-keypad: use unevaluatedProperties
> dt-bindings: mediatek,mt6779-keypad: add mediatek,keys-per-group
> Input: mt6779-keypad - prepare double keys support with calc_row_col
> Input: mt6779-keypad - support double keys matrix
>
> .../bindings/input/mediatek,mt6779-keypad.yaml | 8 ++++-
> MAINTAINERS | 6 ++++
> arch/arm64/boot/dts/mediatek/mt8183-pumpkin.dts | 21 +++++++++++
> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 9 +++++
> drivers/input/keyboard/mt6779-keypad.c | 41 ++++++++++++++++++++--
> 5 files changed, 82 insertions(+), 3 deletions(-)
> ---
> base-commit: 668af1b6548837b44a2bfe65dcbae6b250adbf63
> change-id: 20220720-mt8183-keypad-20aa77106ff0
>
> Best regards,
> --
> Mattijs Korpershoek <mkorpershoek@...libre.com>
--
Dmitry
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