From mboxrd@z Thu Jan 1 00:00:00 1970 From: Evgeny Kolesnikov Subject: [PATCH 0/5] Add support for WD MyCloud EX2 Ultra (+ versatile UART-based restart/poweroff drivers) Date: Mon, 22 Jul 2019 21:53:00 +0200 Message-ID: Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: Sender: linux-kernel-owner@vger.kernel.org Cc: Evgeny Kolesnikov , Sebastian Reichel , Rob Herring , Mark Rutland , Jason Cooper , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org This patchset consists of the DTS, which describes the WD MyCloud EX2 Ultra device, 'poweroff' and 'resert' drivers for power-managing MCUs connected to a board via UART (these drivers are more versatile than qnap-poweroff and could be used as a substitude), and DT bindings for these drivers. The difference between uart-poweroff and qnap-poweroff is small, but important: uart-poweroff is able to send to an MCU a command of arbitrary length, and the command itself is defined in a DTS file for a specific device/board, thus making this driver applicable to wider range of devices. Evgeny Kolesnikov (5): power: reset: Add UART-based MCU poweroff DT bindings power: reset: Add UART-based MCU restart DT bindings power/reset: Add a power off driver for UART-based PM MCUs power/reset: Add a restart driver for UART-based PM MCUs ARM: dts: armada385-wd-mcex2u: Add DTS file for WD My Cloud EX2 Ultra .../bindings/power/reset/uart-poweroff.txt | 38 +++ .../bindings/power/reset/uart-restart.txt | 39 +++ arch/arm/boot/dts/armada-385-wd-mcex2u.dts | 313 ++++++++++++++++++ drivers/power/reset/Kconfig | 14 + drivers/power/reset/Makefile | 2 + drivers/power/reset/uart-poweroff.c | 155 +++++++++ drivers/power/reset/uart-restart.c | 204 ++++++++++++ 7 files changed, 765 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/reset/uart-poweroff.txt create mode 100644 Documentation/devicetree/bindings/power/reset/uart-restart.txt create mode 100644 arch/arm/boot/dts/armada-385-wd-mcex2u.dts create mode 100644 drivers/power/reset/uart-poweroff.c create mode 100644 drivers/power/reset/uart-restart.c -- 2.21.0