From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932613AbcLABW1 (ORCPT ); Wed, 30 Nov 2016 20:22:27 -0500 Received: from mail-pf0-f177.google.com ([209.85.192.177]:34761 "EHLO mail-pf0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754327AbcLABWY (ORCPT ); Wed, 30 Nov 2016 20:22:24 -0500 From: Brian Norris To: Jiri Kosina , Benjamin Tissoires Cc: Caesar Wang , linux-rockchip@lists.infradead.org, Rob Herring , linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Torokhov , Mark Rutland , Doug Anderson , Brian Norris Subject: [PATCH v2 1/2] devicetree: i2c-hid: Add Wacom digitizer + regulator support Date: Wed, 30 Nov 2016 17:21:27 -0800 Message-Id: <1480555288-142791-1-git-send-email-briannorris@chromium.org> X-Mailer: git-send-email 2.8.0.rc3.226.g39d4020 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Caesar Wang Add a compatible string and regulator property for Wacom W9103 digitizer. Its VDD supply may need to be enabled before using it. Signed-off-by: Caesar Wang Cc: Rob Herring Cc: Jiri Kosina Cc: linux-input@vger.kernel.org Signed-off-by: Brian Norris --- v1 was a few months back. I finally got around to rewriting it based on DT binding feedback. v2: * add compatible property for wacom * name the regulator property specifically (VDD) Documentation/devicetree/bindings/input/hid-over-i2c.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/input/hid-over-i2c.txt b/Documentation/devicetree/bindings/input/hid-over-i2c.txt index 488edcb264c4..eb98054e60c9 100644 --- a/Documentation/devicetree/bindings/input/hid-over-i2c.txt +++ b/Documentation/devicetree/bindings/input/hid-over-i2c.txt @@ -11,12 +11,16 @@ If this binding is used, the kernel module i2c-hid will handle the communication with the device and the generic hid core layer will handle the protocol. Required properties: -- compatible: must be "hid-over-i2c" +- compatible: must be "hid-over-i2c", or a device-specific string like: + * "wacom,w9013" - reg: i2c slave address - hid-descr-addr: HID descriptor address - interrupt-parent: the phandle for the interrupt controller - interrupts: interrupt line +Optional properties: +- vdd-supply: phandle of the regulator that provides the supply voltage. + Example: i2c-hid-dev@2c { -- 2.8.0.rc3.226.g39d4020