From patchwork Fri Aug 25 06:32:30 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen Zhong X-Patchwork-Id: 805781 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-rtc-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3xdrwb0vh0z9t1m for ; Fri, 25 Aug 2017 16:34:07 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754330AbdHYGcv (ORCPT ); Fri, 25 Aug 2017 02:32:51 -0400 Received: from mailgw01.mediatek.com ([218.249.47.110]:57671 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751905AbdHYGcs (ORCPT ); Fri, 25 Aug 2017 02:32:48 -0400 Received: from mtkcas35.mediatek.inc [(172.27.4.250)] by mailgw01.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLS) with ESMTP id 1330666011; Fri, 25 Aug 2017 14:32:41 +0800 Received: from MTKCAS32.mediatek.inc (172.27.4.184) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Fri, 25 Aug 2017 14:32:39 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS32.mediatek.inc (172.27.4.170) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Fri, 25 Aug 2017 14:32:38 +0800 From: Chen Zhong To: Dmitry Torokhov CC: Rob Herring , Mark Rutland , Matthias Brugger , Lee Jones , Eddie Huang , Alessandro Zummo , Alexandre Belloni , Andi Shyti , Javier Martinez Canillas , Chen Zhong , Linus Walleij , Jaechul Lee , , , , , , Subject: [PATCH v3 2/5] dt-bindings: input: Add document bindings for mtk-pmic-keys Date: Fri, 25 Aug 2017 14:32:30 +0800 Message-ID: <1503642753-12385-3-git-send-email-chen.zhong@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1503642753-12385-1-git-send-email-chen.zhong@mediatek.com> References: <1503642753-12385-1-git-send-email-chen.zhong@mediatek.com> MIME-Version: 1.0 X-MTK: N Sender: linux-rtc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org This patch adds the device tree binding documentation for the MediaTek pmic keys found on PMIC MT6397/MT6323. Signed-off-by: Chen Zhong --- .../devicetree/bindings/input/mtk-pmic-keys.txt | 38 ++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/mtk-pmic-keys.txt diff --git a/Documentation/devicetree/bindings/input/mtk-pmic-keys.txt b/Documentation/devicetree/bindings/input/mtk-pmic-keys.txt new file mode 100644 index 0000000..100ec44 --- /dev/null +++ b/Documentation/devicetree/bindings/input/mtk-pmic-keys.txt @@ -0,0 +1,38 @@ +MediaTek MT6397/MT6323 PMIC Keys Device Driver + +There are two key functions provided by MT6397/MT6323 PMIC, pwrkey +and homekey. The key functions are defined as the subnode of the function +node provided by MT6397/MT6323 PMIC that is being defined as one kind +of Muti-Function Device (MFD) + +For MT6397/MT6323 MFD bindings see: +Documentation/devicetree/bindings/mfd/mt6397.txt + +Required properties: +- compatible: "mediatek,mt6397-keys" or "mediatek,mt6323-keys" +- linux,keycodes: Specifies the numeric keycode values to + be used for reporting keys presses. The array can + contain up to 2 entries. + +Optional Properties: +- wakeup-source: each key can be used as a wakeup source. +- mediatek,long-press-mode: Long press key shutdown setting, 1 for + pwrkey only, 2 for pwrkey/homekey together, others for disabled. +- debounce-interval: Long press key shutdown debouncing interval time + in seconds. 0/1/2/3 for 8/11/14/5 seconds. If not specified defaults to 0. + +Example: + + pmic: mt6397 { + compatible = "mediatek,mt6397"; + + ... + + mt6397keys: mt6397keys { + compatible = "mediatek,mt6397-keys"; + linux,keycodes = , ; + wakeup-source = <1>, <0>; + mediatek,long-press-mode = <1>; + debounce-interval = <0>; + }; + };