From patchwork Thu Mar 3 15:43:00 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mattijs Korpershoek X-Patchwork-Id: 548406 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 535C0C4332F for ; Thu, 3 Mar 2022 15:43:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234643AbiCCPoE (ORCPT ); Thu, 3 Mar 2022 10:44:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234554AbiCCPoB (ORCPT ); Thu, 3 Mar 2022 10:44:01 -0500 Received: from mail-wm1-x32f.google.com (mail-wm1-x32f.google.com [IPv6:2a00:1450:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E7E40155C29 for ; Thu, 3 Mar 2022 07:43:09 -0800 (PST) Received: by mail-wm1-x32f.google.com with SMTP id bg16-20020a05600c3c9000b00380f6f473b0so5571006wmb.1 for ; Thu, 03 Mar 2022 07:43:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qvgDxfixSnBIC4U2Qx+y1rXDt5KCfDdRN+geS33dt8U=; b=LJc5EsSRKwC/y9D83XKQh92YQEPc97j9frFC9tKxEC7VHc8L47EtFEbGsT3Sxd4XY1 5Z4jMy5Ff16QFqtE3aX01uwhWI6fLiGxl9VXwHyCHI5unMneXInPdmONYuWOEhZ747sN COn1suGOQslk19IZgEMRzpqDvWjiQP6BxcXzruD1nvgbLRYrkyQB6bvCvoOoubtJlqAE hb+hSY7/o03G5mO3T6wvwkYjUYL+/EYEmMqBQLR0S/HZprBmOlo8lFVpSJ/ayS80sA9O 3WJTK1K08gLAKX/e95L0ed02Vj2WpB6GNff4Bu8zyHLnvTYGjk61RF5UskHNYTffbKVm +tLA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qvgDxfixSnBIC4U2Qx+y1rXDt5KCfDdRN+geS33dt8U=; b=woJioPXkEWYTUC5xpSKnKEk2SDcQbQI/LwWtLnkMXRrR9U02X4GEZXgKsGeZ4GqPiL cMKe5Ia0FK0taZdXMeSs00uaIG5eQtaRADY691MkqhImcdOQfdZBOnfpc7/lUdf0iTx9 sNkVZnWxY5I6hwpyM/WWYHnwjfn/2KMNOmRneqEUpwM2vaM/fPwUYw4t4k8S+/lEX0A0 W8oKCNfLQ/yvtXU7tJ2JM7EPYx214A/fistnnWGKpiVLHPzmA/LZwtNH3foIoYm+LTeI qVLa+ll0w66paZbsCF43mAq+s8wbYM1eTovaGfc//zL8jUyBayNSLTFIXQK5lVwvqbta 6pvA== X-Gm-Message-State: AOAM533sECyxa5fj/fO9bE37Vdp6mev0NsXZ/L+biWI+bTj5g0vs2b8w xsI6nJ1hfHgkegdMua0+8O+qtw== X-Google-Smtp-Source: ABdhPJyKxcIjDMZvDj1Q88hFM1nS7uCRsMbcaWtJ8QIvbD9LrP9UTTU0vAwO2xjUAHNha8wkdlZB5Q== X-Received: by 2002:a05:600c:3b83:b0:37c:e735:ad87 with SMTP id n3-20020a05600c3b8300b0037ce735ad87mr4134101wms.120.1646322188478; Thu, 03 Mar 2022 07:43:08 -0800 (PST) Received: from localhost.localdomain ([2a01:cb19:8b2c:5e00:e059:ffd7:be1c:ef2c]) by smtp.gmail.com with ESMTPSA id d8-20020a056000114800b001f045f3435asm3272452wrx.108.2022.03.03.07.43.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 07:43:08 -0800 (PST) From: Mattijs Korpershoek To: Dmitry Torokhov , Andy Shevchenko , Marco Felsch , Rob Herring , Matthias Brugger , Fengping Yu , Yingjoe Chen Cc: Mattijs Korpershoek , Fabien Parent , Kevin Hilman , linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH v21 1/3] dt-bindings: input: Add bindings for Mediatek matrix keypad Date: Thu, 3 Mar 2022 16:43:00 +0100 Message-Id: <20220303154302.252041-2-mkorpershoek@baylibre.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220303154302.252041-1-mkorpershoek@baylibre.com> References: <20220303154302.252041-1-mkorpershoek@baylibre.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org From: "fengping.yu" This patch add devicetree bindings for Mediatek matrix keypad driver. Signed-off-by: fengping.yu Reviewed-by: Marco Felsch Signed-off-by: Mattijs Korpershoek Reviewed-by: Rob Herring Reviewed-by: AngeloGioacchino Del Regno --- .../input/mediatek,mt6779-keypad.yaml | 77 +++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml diff --git a/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml b/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml new file mode 100644 index 000000000000..b1770640f94b --- /dev/null +++ b/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/mediatek,mt6779-keypad.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek's Keypad Controller device tree bindings + +maintainers: + - Fengping Yu + +allOf: + - $ref: "/schemas/input/matrix-keymap.yaml#" + +description: | + Mediatek's Keypad controller is used to interface a SoC with a matrix-type + keypad device. The keypad controller supports multiple row and column lines. + A key can be placed at each intersection of a unique row and a unique column. + The keypad controller can sense a key-press and key-release and report the + event using a interrupt to the cpu. + +properties: + compatible: + oneOf: + - const: mediatek,mt6779-keypad + - items: + - enum: + - mediatek,mt6873-keypad + - const: mediatek,mt6779-keypad + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: kpd + + wakeup-source: + description: use any event on keypad as wakeup event + type: boolean + + debounce-delay-ms: + maximum: 256 + default: 16 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + keyboard@10010000 { + compatible = "mediatek,mt6779-keypad"; + reg = <0 0x10010000 0 0x1000>; + interrupts = ; + clocks = <&clk26m>; + clock-names = "kpd"; + }; + };