From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Pawe=C5=82=20Chmiel?= Subject: [PATCH v5 0/3] Input: atmel_mxt_ts: Add support for optional regulators Date: Fri, 14 Dec 2018 16:12:11 +0100 Message-ID: <20181214151214.5391-1-pawel.mikolaj.chmiel@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: nick@shmanahar.org Cc: dmitry.torokhov@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Pawe=C5=82=20Chmiel?= List-Id: devicetree@vger.kernel.org This patch series adds optional regulator support to atmel_mxt_ts. First patch adds regulators to driver. Second patch ensures that device is ready for communication. Third patch updates documentation. Changes from v4: - Add missing regulator_disable for vdd in case of error, when enabling avdd regulator Changes from v3: - Checkpatch fixes - Drop punctuation from subject of one of patches Changes from v2: - Add reviewed-by to one patch - Move code for enabling regulators into separate method, to make code more readable. - Add wait code, to ensure that device is ready for communication. Changes from v1: - Enable regulators only if reset_gpio is present. - Switch from devm_regulator_get_optional to devm_regulator_get. Paweł Chmiel (3): Input: atmel_mxt_ts: Add support for optional regulators Input: atmel_mxt_ts: Wait for device be ready for communication Input: atmel_mxt_ts: Document optional voltage regulators .../bindings/input/atmel,maxtouch.txt | 8 ++ drivers/input/touchscreen/atmel_mxt_ts.c | 78 +++++++++++++++++-- 2 files changed, 80 insertions(+), 6 deletions(-) -- 2.17.1