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[209.132.180.67]) by mx.google.com with ESMTP id b61si5947243plc.494.2017.08.15.04.08.36; Tue, 15 Aug 2017 04:08:37 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-pm-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=Nu+JEB/d; spf=pass (google.com: best guess record for domain of linux-pm-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-pm-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751148AbdHOLIe (ORCPT + 12 others); Tue, 15 Aug 2017 07:08:34 -0400 Received: from mail-pg0-f44.google.com ([74.125.83.44]:33939 "EHLO mail-pg0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750827AbdHOLId (ORCPT ); Tue, 15 Aug 2017 07:08:33 -0400 Received: by mail-pg0-f44.google.com with SMTP id u185so4046417pgb.1 for ; Tue, 15 Aug 2017 04:08:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=fHWLRmtsn5ZZfuhJAa9Fp519Mp2bh2uED+pgan3Woq0=; b=Nu+JEB/d2jYJryBJYF7K6c1xdZtfMkoZMv9gzKZW+GYtQ/+1CNxbScZACMuCHWg+Rj nZ5JToY2MhTSYbkpqiJMdDxcG0sbp5cjfuqnGssmTxQuZIfSrZxiEysCmvOt5N931Wws mSa0joAF7KT/HsxeIedbk3lvE09YYraADha94= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=fHWLRmtsn5ZZfuhJAa9Fp519Mp2bh2uED+pgan3Woq0=; b=YfswklpqkpM3kq7TLi5K5hCuG5FJ/LF5efaxi0fJtMQzl3SyaPq+/zPzr8qzg7pTrm 9If7p3bD8MTgke9fLQ+SU/v9KUcY/+QzexELNr3Vj3HfLKCcVwvzvSI9B7ESQodRXhWi JNwBsQCd7COXUAp2Ur29akayxUeMvscJRVPPkSbHIxT+UNHoGhdqDgppmi6GzG3TNjcP OX/Vf3qEQgs6JBujDlj8ugyBRFo9GR9cHg2ZDD6J2XBz/vJmFO3pfkGfdFClyOU4+syW 8kLY427xBCuyW/X9LBMb56yKicUWPlNOak9082niqMgIaBGXaDh/8UBBzcs6OuI9zpVd XUBA== X-Gm-Message-State: AHYfb5g+tT7r+taBaRe4cU1z1asEuRkz/y2hvsU0iGON9VP42hi/kS81 p0ukKYZoPUHXtiah X-Received: by 10.84.132.106 with SMTP id 97mr30786879ple.105.1502795313469; Tue, 15 Aug 2017 04:08:33 -0700 (PDT) Received: from baolinwangubtpc.spreadtrum.com ([117.18.48.82]) by smtp.gmail.com with ESMTPSA id p77sm16705197pfi.153.2017.08.15.04.08.28 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 15 Aug 2017 04:08:32 -0700 (PDT) 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 v5 0/3] Introduce USB charger support in USB phy Date: Tue, 15 Aug 2017 19:07:52 +0800 Message-Id: X-Mailer: git-send-email 1.7.9.5 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org 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 v4: - Change the phandle name from 'usb-phy' to 'phys' for wm831x_power driver. Changes since v3: - Bail out errors when failed to find usb phy for wm831x_power driver. Changes since v2: - Add DT binding documentation for wm831x_power driver. - Change 'usb-phy' as one optional property for wm831x_power driver. Changes since v1: - Fix building errors. 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 | 72 ++++++ drivers/usb/phy/phy.c | 272 ++++++++++++++++++++++ include/linux/usb/phy.h | 49 ++++ include/uapi/linux/usb/charger.h | 31 +++ 5 files changed, 425 insertions(+) create mode 100644 include/uapi/linux/usb/charger.h -- 1.7.9.5