[PATCH v2 0/7] Input: mt6779-keypad - double keys support

Matthias Brugger matthias.bgg at gmail.com
Wed Aug 24 06:55:03 PDT 2022



On 11/08/2022 00:53, Dmitry Torokhov wrote:
> 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 at baylibre.com>
> 
> Applied patches 1 through 5 (leaving dts patches out), thank you.
> 

Applied 6 and 7 now. Thanks!

>>
>> ---
>> 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 at baylibre.com>
> 



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