Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751474AbdGYIAo (ORCPT ); Tue, 25 Jul 2017 04:00:44 -0400 Received: from mail-pf0-f179.google.com ([209.85.192.179]:33964 "EHLO mail-pf0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751395AbdGYIAl (ORCPT ); Tue, 25 Jul 2017 04:00:41 -0400 From: Baolin Wang To: balbi@kernel.org, gregkh@linuxfoundation.org, sre@kernel.org, lee.jones@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com Cc: jun.li@nxp.com, peter.chen@freescale.com, broonie@kernel.org, john.stultz@linaro.org, neilb@suse.com, patches@opensource.wolfsonmicro.com, baolin.wang@linaro.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, device-mainlining@lists.linuxfoundation.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 0/3] Introduce USB charger support in USB phy Date: Tue, 25 Jul 2017 15:59:58 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1494 Lines: 35 Currently the Linux kernel does not provide any standard integration of this feature that integrates the USB subsystem with the system power regulation provided by PMICs meaning that either vendors must add this in their kernels or USB gadget devices based on Linux (such as mobile phones) may not behave as they should. Thus provide a standard USB charger support in USB phy core for doing this in kernel. Now introduce one user with wm831x_power to support and test the usb charger. In future we will also cnvert below power drivers: drivers/power/supply/axp288_charger.c drivers/power/supply/bq24190_charger.c drivers/power/supply/charger-manager.c drivers/power/supply/qcom_smbb.c Changes since v1: - Fix building errors. Changes since v2: - Add DT binding documentation for wm831x_power driver. - Change 'usb-phy' as one optional property for wm831x_power driver. Baolin Wang (3): include: uapi: usb: Introduce USB charger type and state definition usb: phy: Add USB charger support power: wm831x_power: Support USB charger current limit management Documentation/devicetree/bindings/mfd/wm831x.txt | 1 + drivers/power/supply/wm831x_power.c | 58 +++++ drivers/usb/phy/phy.c | 272 ++++++++++++++++++++++ include/linux/usb/phy.h | 49 ++++ include/uapi/linux/usb/charger.h | 31 +++ 5 files changed, 411 insertions(+) create mode 100644 include/uapi/linux/usb/charger.h -- 1.7.9.5