From patchwork Thu Nov 19 08:53:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: JC Kuo X-Patchwork-Id: 11916839 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=-13.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 A133EC388F9 for ; Thu, 19 Nov 2020 08:54:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4488824654 for ; Thu, 19 Nov 2020 08:54:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="Qx81zObi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726095AbgKSIyM (ORCPT ); Thu, 19 Nov 2020 03:54:12 -0500 Received: from hqnvemgate24.nvidia.com ([216.228.121.143]:12983 "EHLO hqnvemgate24.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725648AbgKSIyM (ORCPT ); Thu, 19 Nov 2020 03:54:12 -0500 Received: from hqmail.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate24.nvidia.com (using TLS: TLSv1.2, AES256-SHA) id ; Thu, 19 Nov 2020 00:54:23 -0800 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 19 Nov 2020 08:54:09 +0000 Received: from jckuo-lt.nvidia.com (10.124.1.5) by mail.nvidia.com (172.20.187.10) with Microsoft SMTP Server id 15.0.1473.3 via Frontend Transport; Thu, 19 Nov 2020 08:54:07 +0000 From: JC Kuo To: , , , , CC: , , , , , JC Kuo Subject: [PATCH v5 00/16] Tegra XHCI controller ELPG support Date: Thu, 19 Nov 2020 16:53:49 +0800 Message-ID: <20201119085405.556138-1-jckuo@nvidia.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-NVConfidentiality: public DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1605776063; bh=CmXb3eYWUiDlzWr3hDdd1ob3Q9NsgunCKgz7xTZ9kKs=; h=From:To:CC:Subject:Date:Message-ID:X-Mailer:MIME-Version: X-NVConfidentiality:Content-Transfer-Encoding:Content-Type; b=Qx81zObipdI2BpYvHgXz+7B/Rw3N/Sjmaklbh3SDUb4xXUCGOsCBZN0Wvnf1BZl3c RmTVf70lAMhhLQSicMVpGH4hwXuLf+fTPLS6mDUSAcr7AOwVpNNyXYaYBQUZTcTQVR g/SpLf5JM3rNwTK5UqRKKXDBU+t6fER8owdlPX4BPTuoi8dA5O6qgdvlAlhBC8AQ4t uNlmEZbrH5tG4WzSShy17Rc0Yi/XmoDuVxFSJPFLndT8AZ+3LfwfgKA+XJ+7BhrRsS 7Iqy/mg46FxM4N4wt+HWmMoAqQemhwE1K5r52prBSgmKCMrJk+SrMa/a9NqF4IoHS+ 5kuYtpXj6Xl+A== Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Tegra XHCI controler can be placed in ELPG (Engine Level PowerGated) state for power saving when all of the connected USB devices are in suspended state. This patch series includes clk, phy and pmc changes that are required for properly place controller in ELPG and bring controller out of ELPG. JC Kuo (16): clk: tegra: Add PLLE HW power sequencer control clk: tegra: Don't enable PLLE HW sequencer at init phy: tegra: xusb: Move usb3 port init for Tegra210 phy: tegra: xusb: tegra210: Do not reset UPHY PLL phy: tegra: xusb: Rearrange UPHY init on Tegra210 phy: tegra: xusb: Add Tegra210 lane_iddq operation phy: tegra: xusb: Add sleepwalk and suspend/resume soc/tegra: pmc: Provide USB sleepwalk register map arm64: tegra210: XUSB PADCTL add "nvidia,pmc" prop dt-bindings: phy: tegra-xusb: Add nvidia,pmc prop phy: tegra: xusb: Add wake/sleepwalk for Tegra210 phy: tegra: xusb: Tegra210 host mode VBUS control phy: tegra: xusb: Add wake/sleepwalk for Tegra186 arm64: tegra210/tegra186/tegra194: XUSB PADCTL irq usb: host: xhci-tegra: Unlink power domain devices xhci: tegra: Enable ELPG for runtime/system PM .../phy/nvidia,tegra124-xusb-padctl.txt | 1 + arch/arm64/boot/dts/nvidia/tegra186.dtsi | 1 + arch/arm64/boot/dts/nvidia/tegra194.dtsi | 1 + arch/arm64/boot/dts/nvidia/tegra210.dtsi | 2 + drivers/clk/tegra/clk-pll.c | 12 - drivers/clk/tegra/clk-tegra210.c | 53 +- drivers/phy/tegra/xusb-tegra186.c | 558 ++++- drivers/phy/tegra/xusb-tegra210.c | 1889 +++++++++++++---- drivers/phy/tegra/xusb.c | 92 +- drivers/phy/tegra/xusb.h | 22 +- drivers/soc/tegra/pmc.c | 94 + drivers/usb/host/xhci-tegra.c | 613 ++++-- include/linux/clk/tegra.h | 4 +- include/linux/phy/tegra/xusb.h | 10 +- 14 files changed, 2787 insertions(+), 565 deletions(-)