From patchwork Thu Jun 13 15:13:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Georgi Djakov X-Patchwork-Id: 1115138 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="jMyVNjAH"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45PnMS4yB5z9sRG for ; Fri, 14 Jun 2019 01:14:12 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732356AbfFMPOK (ORCPT ); Thu, 13 Jun 2019 11:14:10 -0400 Received: from mail-lf1-f65.google.com ([209.85.167.65]:33077 "EHLO mail-lf1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732835AbfFMPN2 (ORCPT ); Thu, 13 Jun 2019 11:13:28 -0400 Received: by mail-lf1-f65.google.com with SMTP id y17so15398316lfe.0 for ; Thu, 13 Jun 2019 08:13:27 -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:mime-version :content-transfer-encoding; bh=oy4WRzt4oy7DKEhEUsk8mM+TKtbIR/SxiJkzCANc2S0=; b=jMyVNjAHR90qecUAhRrWQnYr3j5JfbQWsYrzQvWMbwWRPL0Z7nP94qt24V2i/E3l+a ZIvy9FmxmrQ2duSB2wqLIJDUZtCMYd07SgfkxP/rrJsQY5NilBYJej4YfiPEshJT52Lw mbC4J9qi3ZrY9C9o3nloY8heK6ApIxvZcz3KVAkBbGHPjnVjUCOdxZ+t3JVxn+dLbgDB rZoDDcp1kQykVvuwSqmhTgqgMlqyntHU71iS6oJVCAUd6/QQvjkYi8VZu+O5LpEmeSE7 Jeoao2k+CmmIvF3A7/aq407OY7qRgIb9NEu2ypnge/Bou2ibNgLJNZ+0CNSmKd/W1/Ml Q80w== 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:mime-version :content-transfer-encoding; bh=oy4WRzt4oy7DKEhEUsk8mM+TKtbIR/SxiJkzCANc2S0=; b=YV22Fa3nrVbxTbNWQW0Oc/sp6A4lvs8xv6b6AxLs57UYcCNLGETXl98LCatou0LxmQ oM1vBiD9K7o1P3/Gwg/qutnCYfkxxk6ieD92LkQb24P3Ir63RQpjs/+x28FoiYEYLlZu CIPNa00IKv2OrEn0xHntvV0+aDb3iWQcLAfrCXYnuLKX8CEx1r+muXXHb6UXQ9FTLLcR /ixYu3IEjWhgj1V2/LnyLOIuuRTETq4a3rIU6hDuxK4TuhnRqeZhaH6nR/IFB4Kv7HCl f0n1+8sjCZ30BEhcY+TgZrjaCjEQHu5WHmbPKvZgRTmBXMZZQphz0kEy7XTDFVGexkUy P/cA== X-Gm-Message-State: APjAAAWuNqA2v4AbQ7A8/Ke/UdAN1oZcWLlb/xMrWwd1/d490aVRcW3i 7uy/JrFBvVs2o2pWHheBNHx7uQ== X-Google-Smtp-Source: APXvYqw2pOxAB+cTtgkqIYSoU5XivAmb3YXGBRWP38d8Pc5gb206woR1gl2jQ2aHzJG36QtgigSvNQ== X-Received: by 2002:a19:e619:: with SMTP id d25mr1335729lfh.34.1560438806327; Thu, 13 Jun 2019 08:13:26 -0700 (PDT) Received: from localhost.localdomain ([212.45.67.2]) by smtp.googlemail.com with ESMTPSA id k4sm42923ljj.41.2019.06.13.08.13.24 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 13 Jun 2019 08:13:25 -0700 (PDT) From: Georgi Djakov To: robh+dt@kernel.org, bjorn.andersson@linaro.org, agross@kernel.org, georgi.djakov@linaro.org Cc: vkoul@kernel.org, evgreen@chromium.org, daidavid1@codeaurora.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Subject: [PATCH v4 0/5] Add QCS404 interconnect provider driver Date: Thu, 13 Jun 2019 18:13:18 +0300 Message-Id: <20190613151323.10850-1-georgi.djakov@linaro.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add drivers to support scaling of the on-chip interconnects on QCS404-based platforms. Also add the necessary device-tree nodes, so that the driver for each NoC can probe and register as interconnect-provider. v4: - Move DT headers into the dt-bindings patch (Bjorn) - Pick Bjorn's r-b on some patches. - Return error if platform_device_register_data() fails (Bjorn) - Use platform_set_drvdata() only in the child device. (Bjorn) - Hide the smd-rpm proxy driver from config menu. (Bjorn) - Add remove() function to zero out the rpm handle. (Bjorn) - Move move the qcs404 driver patch later in the serie. (Bjorn) - Insert the DT nodes after rng to keep the list sorted by address. (Bjorn) v3: https://lore.kernel.org/lkml/20190611164157.24656-1-georgi.djakov@linaro.org/ - Drop the patch introducing the qcom,qos DT property. - Add two new patches to create an interconnect proxy device. This device is part of the RPM hardware and handles the communication of the bus bandwidth requests. - Add a DT reg property and move the interconnect nodes under the "soc" node. v2: https://lore.kernel.org/lkml/20190415104357.5305-1-georgi.djakov@linaro.org/ - Use the clk_bulk API. (Bjorn) - Move the port IDs into the provider file. (Bjorn) - Use ARRAY_SIZE in the macro to automagically count the num_links. (Bjorn) - Improve code readability. (Bjorn) - Add patch [4/4] introducing a qcom,qos DT property to represent the link to the MMIO QoS registers HW block. v1: https://lore.kernel.org/lkml/20190405035446.31886-1-georgi.djakov@linaro.org/ Bjorn Andersson (1): interconnect: qcom: Add QCS404 interconnect provider driver Georgi Djakov (4): dt-bindings: interconnect: Add Qualcomm QCS404 DT bindings soc: qcom: smd-rpm: Create RPM interconnect proxy child device interconnect: qcom: Add interconnect SMD over SMD driver arm64: dts: qcs404: Add interconnect provider DT nodes .../bindings/interconnect/qcom,qcs404.txt | 46 ++ arch/arm64/boot/dts/qcom/qcs404.dtsi | 28 + drivers/interconnect/qcom/Kconfig | 12 + drivers/interconnect/qcom/Makefile | 4 + drivers/interconnect/qcom/qcs404.c | 539 ++++++++++++++++++ drivers/interconnect/qcom/smd-rpm.c | 80 +++ drivers/interconnect/qcom/smd-rpm.h | 15 + drivers/soc/qcom/smd-rpm.c | 17 +- .../dt-bindings/interconnect/qcom,qcs404.h | 88 +++ 9 files changed, 828 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt create mode 100644 drivers/interconnect/qcom/qcs404.c create mode 100644 drivers/interconnect/qcom/smd-rpm.c create mode 100644 drivers/interconnect/qcom/smd-rpm.h create mode 100644 include/dt-bindings/interconnect/qcom,qcs404.h Reviewed-by: Bjorn Andersson Reviewed-by: Bjorn Andersson Reviewed-by: Bjorn Andersson Reviewed-by: Brian Masney Tested-by: Brian Masney # msm8974