From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chen Zhong 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> References: <1503642753-12385-1-git-send-email-chen.zhong@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1503642753-12385-1-git-send-email-chen.zhong@mediatek.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Dmitry Torokhov Cc: Mark Rutland , Alessandro Zummo , devicetree@vger.kernel.org, Chen Zhong , Linus Walleij , Jaechul Lee , linux-kernel@vger.kernel.org, Andi Shyti , Javier Martinez Canillas , Rob Herring , Alexandre Belloni , linux-input@vger.kernel.org, Matthias Brugger , linux-mediatek@lists.infradead.org, Eddie Huang , Lee Jones , linux-arm-kernel@lists.infradead.org, linux-rtc@vger.kernel.org List-Id: devicetree@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>; + }; + }; -- 1.7.9.5