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Mon, 13 Jul 2020 14:06:57 +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 ; Mon, 13 Jul 2020 07:06:56 -0700 From: Sumit Gupta To: , , , , , , , , , , , , , Subject: [TEGRA194_CPUFREQ PATCH v5 0/4] Add cpufreq driver for Tegra194 Date: Mon, 13 Jul 2020 19:36:45 +0530 Message-ID: <1594649209-29394-1-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=1594649205; bh=U4gKmB4y0qNEJQMMMEmw5DHftEyFtcpFURIRDyOumOk=; h=X-PGP-Universal:From:To:CC:Subject:Date:Message-ID:X-Mailer: X-NVConfidentiality:MIME-Version:Content-Type; b=Kz1L2isODkhL7vhii4ky6KnxDsBSmnVexTLc0pN1iEyCi5kOFc0Y7ZRJZKLWsEu9W l2Laqyjlo97zDxK4gDNTU0eiwPNTsAGe2xyXuhUk+KyXFYNGuXlmRSq7m6FRrAQOAN f2w6oTG4/tCB8+q8KBXlj9BcwJobPjPTrtxudKGExSHhJnBk9ysojvHmFkt2B1TyFU TOEfI8RPCYpQvTjl6tjQZVbCQ3GfnigVHzP5t504hDhBciaX8RtTEgWIDjm86pasKF V18pGIDdRpFkHWnDBkJ9y/3d4W7X6bfFd+jCZsm3rxZ8MYxkmPIOE/fkCPn9caOCFl OcO7aqbFrehDQ== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200713_100701_105897_85010643 X-CRM114-Status: GOOD ( 13.29 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [216.228.121.65 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: sumitg@nvidia.com, bbasu@nvidia.com, mperttunen@nvidia.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Hi Viresh, The patch series adds cpufreq driver for Tegra194 SOC. Incorporated the feedback on previous version of patchset. Please consider this patch series for merging in 5.9. Hi Rob, Can you please review/ack DT patches (1-2). v4[4] -> v5 - Don't call destroy_workqueue() if alloc_workqueue() fails[Viresh] - Move CONFIG_ARM_TEGRA194_CPUFREQ enabling to soc/tegra/Kconfig[Viresh] - Add dependency of 'nvidia,bpmp' on 'compatible' in yaml file[Michal] - Fix typo in description causing dt_binding_check bot failure[Rob] 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 soc/tegra: cpufreq: select cpufreq for Tegra194 Documentation/devicetree/bindings/arm/cpus.yaml | 11 + arch/arm64/boot/dts/nvidia/tegra194.dtsi | 2 + drivers/cpufreq/Kconfig.arm | 6 + drivers/cpufreq/Makefile | 1 + drivers/cpufreq/tegra194-cpufreq.c | 397 ++++++++++++++++++++++++ drivers/soc/tegra/Kconfig | 1 + 6 files changed, 418 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 [4] https://marc.info/?l=linux-tegra&m=159318640622917&w=2