From patchwork Wed Nov 22 09:00:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nikita Shubin via B4 Relay X-Patchwork-Id: 746205 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9F573D96B; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JrnUjH5+" Received: by smtp.kernel.org (Postfix) with ESMTPS id 8A96CC116D4; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1700643675; bh=Uc7PJz2dGKOR2vHAmtuhg5DEDRFO9rqEpfrTgOTmlbk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=JrnUjH5+K7lYL+AO5xTGpF1MUPhxDa62p/jU+n45L5gHlP6vSBMihNQE/SVUTvEYt YsCra9dujW5+NKvxQWGpgjvUTrK4t7b1R69dL3QXLM0eJbsc5ef73ZGVFIHp9rq2+K nbDnDKgDvUYlnIHU3d2NlNU7b+Gc+MansNymgW0ISsMC7I/vUvxT3AVgGaQGfVrOBT x92sKREhZ5MKvoFGpcwNAkCcpwN8d5YkFjgVhNDx+YDPjsi3uO/lWWdSJY/tZJWSfg XZEpz2IbUfIz5NgPTmdqz5sn5DyA41R9dRxB72Ul9Z+s+Gy8lSRHcX+OWY18d5o2IX RUSQMxj2dMndw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7A9BBC61DA4; Wed, 22 Nov 2023 09:01:15 +0000 (UTC) From: Nikita Shubin via B4 Relay Date: Wed, 22 Nov 2023 12:00:00 +0300 Subject: [PATCH v5 22/39] dt-bindings: input: Add Cirrus EP93xx keypad Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231122-ep93xx-v5-22-d59a76d5df29@maquefel.me> References: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> In-Reply-To: <20231122-ep93xx-v5-0-d59a76d5df29@maquefel.me> To: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Sverdlin Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Alexander Sverdlin , Krzysztof Kozlowski X-Mailer: b4 0.13-dev-e3e53 X-Developer-Signature: v=1; a=ed25519-sha256; t=1700643671; l=3129; i=nikita.shubin@maquefel.me; s=20230718; h=from:subject:message-id; bh=gecB565jZiEHE7OtxQWd2Hls2eduV5DcTU6RNeTP/vk=; =?utf-8?q?b=3DhLyuCuHKcLck?= =?utf-8?q?HeT3At4p5fkNhPJfYPnWBIX4seEClDUJh7AsazVYoi7Wy2rb0U4xW99AY7wAMsrz?= 5QdPpahoDlDt2IsaHGXrAiZOXw7jFPxR+bz/t5bV/0GMEXrU1y5Z X-Developer-Key: i=nikita.shubin@maquefel.me; a=ed25519; pk=vqf5YIUJ7BJv3EJFaNNxWZgGuMgDH6rwufTLflwU9ac= X-Endpoint-Received: by B4 Relay for nikita.shubin@maquefel.me/20230718 with auth_id=65 X-Original-From: Nikita Shubin Reply-To: From: Nikita Shubin Add YAML bindings for ep93xx SoC keypad. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Nikita Shubin --- .../bindings/input/cirrus,ep9307-keypad.yaml | 87 ++++++++++++++++++++++ 1 file changed, 87 insertions(+) diff --git a/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml b/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml new file mode 100644 index 000000000000..c4f9850d8cdd --- /dev/null +++ b/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/cirrus,ep9307-keypad.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus ep93xx keypad + +maintainers: + - Alexander Sverdlin + +allOf: + - $ref: /schemas/input/matrix-keymap.yaml# + +description: + The KPP is designed to interface with a keypad matrix with 2-point contact + or 3-point contact keys. The KPP is designed to simplify the software task + of scanning a keypad matrix. The KPP is capable of detecting, debouncing, + and decoding one or multiple keys pressed simultaneously on a keypad. + +properties: + compatible: + oneOf: + - const: cirrus,ep9307-keypad + - items: + - enum: + - cirrus,ep9312-keypad + - cirrus,ep9315-keypad + - const: cirrus,ep9307-keypad + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + debounce-delay-ms: + description: | + Time in microseconds that key must be pressed or + released for state change interrupt to trigger. + + cirrus,prescale: + description: row/column counter pre-scaler load value + $ref: /schemas/types.yaml#/definitions/uint16 + maximum: 1023 + +required: + - compatible + - reg + - interrupts + - clocks + - linux,keymap + +unevaluatedProperties: false + +examples: + - | + #include + #include + keypad@800f0000 { + compatible = "cirrus,ep9307-keypad"; + reg = <0x800f0000 0x0c>; + interrupt-parent = <&vic0>; + interrupts = <29>; + clocks = <&eclk EP93XX_CLK_KEYPAD>; + pinctrl-names = "default"; + pinctrl-0 = <&keypad_default_pins>; + linux,keymap = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + };