From patchwork Fri Jan 15 20:24:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philip Chen X-Patchwork-Id: 12024085 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B9BE8C433DB for ; Fri, 15 Jan 2021 20:25:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 877A5221E2 for ; Fri, 15 Jan 2021 20:25:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726410AbhAOUZQ (ORCPT ); Fri, 15 Jan 2021 15:25:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728305AbhAOUZQ (ORCPT ); Fri, 15 Jan 2021 15:25:16 -0500 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7DDBCC061794 for ; Fri, 15 Jan 2021 12:24:35 -0800 (PST) Received: by mail-pj1-x102c.google.com with SMTP id y12so5711711pji.1 for ; Fri, 15 Jan 2021 12:24:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8Jy+sRCJHRiWM+ceRz2fikqssAZSpSpfI/4rqhLv5UY=; b=n+Ld6svog4T0o5pSqW43F4jUz1pZUfMnLmN+tPe4fjsQMhErj5dRDk5ofxhWBLA80s W8V9udmZoWB9o3Y2IPT4NNk7mntgXgIE8henc7cLzSnj2i1OCWLBsAkqUB5OOTpLrFgl hl4xJb5zZwtYkN2sRyGZVmosr5Up0LXyuHQE0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=8Jy+sRCJHRiWM+ceRz2fikqssAZSpSpfI/4rqhLv5UY=; b=k6Ucsa4YFfi9cMtSTkH5tTvnjBQKduE7YAmUifx8p18T7K9NTS8IZhD+Mz1kNh9fTt vfpPCcPp9Rh7YHrQqRiS1AhT470TuxhW33G/xPQmfN5aGsEmVlsBfNdL1xPwlmQSDDbv 4kbp7lJ0Ysw6/o2Q6NhaNWM7kQwRBalRZzNIQoq5QNuKSNXMqIzHHgMrDZi8ZUMeCRru hABaWxY2ucreMPL+cLFDQgQttJUP460bLPx5WgEdiuAC2pOMt90eEJApqIp0GGKXr1B/ wFIL4/auZdfXi8Lkm9+DUtaTUMnbUfDmLXp6uNLektcIyJllQ9djJ9yJabCcHLgdQsWM rQ5Q== X-Gm-Message-State: AOAM533OvhqBF88L/qSwNytm0rvr8qJQvIivDO8aoa4ntNUwwUZwlsfo IWYgrj3Sp+p0nnbbSKXjR6hHIQ== X-Google-Smtp-Source: ABdhPJxfLfEXdoYx9cLDm7u1L3pDYoeIVqRGU+wDlNC9ThyGO+0OPKHSRx/2/3+C3rfVk5z0NFGxtw== X-Received: by 2002:a17:90a:4d84:: with SMTP id m4mr12524210pjh.145.1610742275062; Fri, 15 Jan 2021 12:24:35 -0800 (PST) Received: from philipchen.mtv.corp.google.com ([2620:15c:202:201:a6ae:11ff:fe11:fd59]) by smtp.gmail.com with ESMTPSA id x19sm401097pfp.207.2021.01.15.12.24.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Jan 2021 12:24:34 -0800 (PST) From: Philip Chen To: LKML , dmitry.torokhov@gmail.com Cc: swboyd@chromium.org, dianders@chromium.org, Philip Chen , Benson Leung , Enric Balletbo i Serra , Guenter Roeck , Rob Herring , Simon Glass , devicetree@vger.kernel.org, linux-input@vger.kernel.org Subject: [PATCH v7 1/2] dt-bindings: input: cros-ec-keyb: Add a new property Date: Fri, 15 Jan 2021 12:24:29 -0800 Message-Id: <20210115122412.v7.1.I025fb861cd5fa0ef5286b7dce514728e9df7ae74@changeid> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Add a new property `function-row-physmap` to the device tree for the custom keyboard top row design. The property describes the rows/columns of the top row keys from left to right. Signed-off-by: Philip Chen Reviewed-by: Stephen Boyd Reviewed-by: Rob Herring --- Changes in v7: - Use MATRIX_KEY macro to describe `function-row-physmap` Changes in v6: - remove $ref and add `function-row-physmap` to the example Changes in v5: - add minItems and maxItems for `function-row-physmap` Changes in v2: - add `function-row-physmap` instead of `google,custom-keyb-top-row` .../bindings/input/google,cros-ec-keyb.yaml | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml index 8e50c14a9d778..5377b232fa10f 100644 --- a/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml +++ b/Documentation/devicetree/bindings/input/google,cros-ec-keyb.yaml @@ -31,6 +31,17 @@ properties: if the EC does not have its own logic or hardware for this. type: boolean + function-row-physmap: + minItems: 1 + maxItems: 15 + description: | + An ordered u32 array describing the rows/columns (in the scan matrix) + of top row keys from physical left (KEY_F1) to right. Each entry + encodes the row/column as: + (((row) & 0xFF) << 24) | (((column) & 0xFF) << 16) + where the lower 16 bits are reserved. This property is specified only + when the keyboard has a custom design for the top row keys. + required: - compatible @@ -38,11 +49,24 @@ unevaluatedProperties: false examples: - | + #include cros-ec-keyb { compatible = "google,cros-ec-keyb"; keypad,num-rows = <8>; keypad,num-columns = <13>; google,needs-ghost-filter; + function-row-physmap = < + MATRIX_KEY(0x00, 0x02, 0) /* T1 */ + MATRIX_KEY(0x03, 0x02, 0) /* T2 */ + MATRIX_KEY(0x02, 0x02, 0) /* T3 */ + MATRIX_KEY(0x01, 0x02, 0) /* T4 */ + MATRIX_KEY(0x03, 0x04, 0) /* T5 */ + MATRIX_KEY(0x02, 0x04, 0) /* T6 */ + MATRIX_KEY(0x01, 0x04, 0) /* T7 */ + MATRIX_KEY(0x02, 0x09, 0) /* T8 */ + MATRIX_KEY(0x01, 0x09, 0) /* T9 */ + MATRIX_KEY(0x00, 0x04, 0) /* T10 */ + >; /* * Keymap entries take the form of 0xRRCCKKKK where * RR=Row CC=Column KKKK=Key Code