From patchwork Fri Jun 26 15:43:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sumit Gupta X-Patchwork-Id: 198431 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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=no 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 09B4DC433DF for ; Fri, 26 Jun 2020 15:44:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D8CB420773 for ; Fri, 26 Jun 2020 15:44:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=nvidia.com header.i=@nvidia.com header.b="itVozhVZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729850AbgFZPoE (ORCPT ); Fri, 26 Jun 2020 11:44:04 -0400 Received: from hqnvemgate25.nvidia.com ([216.228.121.64]:12431 "EHLO hqnvemgate25.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726895AbgFZPoE (ORCPT ); Fri, 26 Jun 2020 11:44:04 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqnvemgate25.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Fri, 26 Jun 2020 08:43:17 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Fri, 26 Jun 2020 08:44:04 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Fri, 26 Jun 2020 08:44:04 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Fri, 26 Jun 2020 15:44:03 +0000 Received: from hqnvemgw03.nvidia.com (10.124.88.68) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Fri, 26 Jun 2020 15:44:03 +0000 Received: from sumitg-l4t.nvidia.com (Not Verified[10.24.37.103]) by hqnvemgw03.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Fri, 26 Jun 2020 08:44:03 -0700 From: Sumit Gupta To: , , , , , , , , , , , , CC: , , Subject: [TEGRA194_CPUFREQ PATCH v4 0/4] Add cpufreq driver for Tegra194 Date: Fri, 26 Jun 2020 21:13:52 +0530 Message-ID: <1593186236-12760-1-git-send-email-sumitg@nvidia.com> X-Mailer: git-send-email 2.7.4 X-NVConfidentiality: public MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1593186197; bh=UM5Bbd0/GCwYfLhn/DGNjOUA+9lJK2yysJtZ6vuKT3w=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: X-NVConfidentiality:MIME-Version:Content-Type; b=itVozhVZE0HqUPYrUE3m9zs4S5isSIaSDKgdblwqwDxbYUjQqWeR6Ocizr8a6ENYD eAe5ebcN6juo8UFkShxVOomHAq8+j8AvyJg37XPJYIvwfZxZX2bRtH/pPXs93dfD1+ L+PHJ5dO870vMQo5GnDLv+51Sx5UVMfYHrXmC66xGPxcr93hTv24tyEyPNtaF36x2N olV0DzDAA1aLQ8Sl55fiQaRH7K6s/VX7s+5GB2mT29KAWgodPLNcnO37j28sQ0O7tI XPEcoSmZsP37G8ww2zMsBLF+23B6GcmhrT0XVJDFm7cZtX1ESYDfKmq0wm20//s4nP qZol7eI/JzlaA== Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The patch series adds cpufreq driver for Tegra194 SOC. Incorporated the feedback on previous version patchset. Please consider this patch series for merging in 5.9. v3[3] -> v4 - Open code LOOP_FOR_EACH_CPU_OF_CLUSTER macro[Viresh] - Delete unused funciton map_freq_to_ndiv[Viresh, kernel test bot] - Remove flush_workqueue from free_resources[Viresh] v2[2] -> v3 - Set same policy for all cpus in a cluster[Viresh]. - Add compatible string for CPU Complex under cpus node[Thierry]. - Add reference to bpmp node under cpus node[Thierry]. - Bind cpufreq driver to CPU Complex compatible string[Thierry]. - Remove patch to get bpmp data as now using cpus node to get that[Thierry]. v1[1] -> v2: - Remove cpufreq_lock mutex from tegra194_cpufreq_set_target [Viresh]. - Remove CPUFREQ_ASYNC_NOTIFICATION flag [Viresh]. - Remove redundant _begin|end() call from tegra194_cpufreq_set_target. - Rename opp_table to freq_table [Viresh]. Sumit Gupta (4): dt-bindings: arm: Add t194 ccplex compatible and bpmp property arm64: tegra: Add t194 ccplex compatible and bpmp property cpufreq: Add Tegra194 cpufreq driver arm64: defconfig: Enable CONFIG_ARM_TEGRA194_CPUFREQ Documentation/devicetree/bindings/arm/cpus.yaml | 9 + arch/arm64/boot/dts/nvidia/tegra194.dtsi | 2 + arch/arm64/configs/defconfig | 1 + drivers/cpufreq/Kconfig.arm | 6 + drivers/cpufreq/Makefile | 1 + drivers/cpufreq/tegra194-cpufreq.c | 396 ++++++++++++++++++++++++ 6 files changed, 415 insertions(+) create mode 100644 drivers/cpufreq/tegra194-cpufreq.c [1] https://marc.info/?t=157539452300001&r=1&w=2 [2] https://marc.info/?l=linux-tegra&m=158602857106213&w=2 [3] https://marc.info/?l=linux-pm&m=159283376010084&w=2