From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=3.0 tests=DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIM_INVALID, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9E9FC4321D for ; Fri, 17 Aug 2018 00:01:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 25C1920C0E for ; Fri, 17 Aug 2018 00:01:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="G0ipfVEM"; dkim=fail reason="key not found in DNS" (0-bit key) header.d=codeaurora.org header.i=@codeaurora.org header.b="G0ipfVEM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 25C1920C0E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726273AbeHQDC2 (ORCPT ); Thu, 16 Aug 2018 23:02:28 -0400 Received: from smtp.codeaurora.org ([198.145.29.96]:33100 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726134AbeHQDC2 (ORCPT ); Thu, 16 Aug 2018 23:02:28 -0400 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id BE44761E84; Fri, 17 Aug 2018 00:01:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1534464082; bh=vqQEHmO/bNkoBUt732K7KSgkoc5+zFaobDb+L8J1Oag=; h=From:To:Cc:Subject:Date:From; b=G0ipfVEM3M+Z8XNnHFS313BaTPar1rSaivUP8n9QNGcMhTIFD/dxxS3fibPTzUMRd NF4xvYN3y8EFzSJEoj6vm+qP8b6tno9LPtG0o5N1+uLsRFiCA/T0ns4YbCuOUFHiaE zmnNAj4LA8hEV4AqUmOoF4VAYSmyev1N9kD6vluc= Received: from pheragu-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: pheragu@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 2270261E66; Fri, 17 Aug 2018 00:01:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1534464082; bh=vqQEHmO/bNkoBUt732K7KSgkoc5+zFaobDb+L8J1Oag=; h=From:To:Cc:Subject:Date:From; b=G0ipfVEM3M+Z8XNnHFS313BaTPar1rSaivUP8n9QNGcMhTIFD/dxxS3fibPTzUMRd NF4xvYN3y8EFzSJEoj6vm+qP8b6tno9LPtG0o5N1+uLsRFiCA/T0ns4YbCuOUFHiaE zmnNAj4LA8hEV4AqUmOoF4VAYSmyev1N9kD6vluc= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2270261E66 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=pheragu@codeaurora.org From: Prakruthi Deepak Heragu To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-usb@vger.kernel.org Cc: linux-kernel@vger.kernel.org, tsoni@codeaurora.org, ckadabi@codeaurora.org, bryanh@codeaurora.org, psodagud@codeaurora.org, rnayak@codeaurora.org Subject: [PATCH v1 0/2] Add Embedded USB Debugger (EUD) driver Date: Thu, 16 Aug 2018 17:01:11 -0700 Message-Id: <1534464073-8154-1-git-send-email-pheragu@codeaurora.org> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a series of patches that implements a driver for the control peripheral, EUD (Embedded USB Debugger). The EUD is a mini-USB hub implemented on chip to support the USB-based debug and trace capabilities. Apart from debug capabilities, EUD has a control peripheral. Control Peripheral is on when EUD is on and gets signals like USB attach, pet EUD, charge phone etc. EUD driver listens to events like USB attach or detach and charger enable or disable and then notifies the USB driver or PMIC driver respectively about these events via EXTCON. At regular intervals, the EUD driver receives an interrupt to pet the driver indicating that the software is functional. Changes since v0: - Remove select SERIAL_CORE from Kconfig as this patch doesn't involve anything related to serial console - Changed the dt-bindings to remove extcon and replace it with graphs to represent a connection with client Prakruthi Deepak Heragu (2): dt-bindings: Documentation for qcom,eud Embedded USB Debugger (EUD) driver .../devicetree/bindings/soc/qcom/qcom,msm-eud.txt | 28 ++ drivers/soc/qcom/Kconfig | 12 + drivers/soc/qcom/Makefile | 1 + drivers/soc/qcom/eud.c | 340 +++++++++++++++++++++ 4 files changed, 381 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,msm-eud.txt create mode 100644 drivers/soc/qcom/eud.c -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project