From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5E4132D8768; Wed, 3 Sep 2025 19:51:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756929082; cv=none; b=XmDWpsAQ7/xla7MDeFqEs1380A37kyCLxG0bGIhFXY2feYEK3ffW17OrupAJYnKtlQWYVEOJv00TkD18wS7Lzqnp6BD6r+8orVN62+GuXlgtwWGmRwxOwyvcn+Y6rqiSpm8c/YbBi5Xr+gIPJatBvu+kr3X3qgqP5HpWa2KUb3w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756929082; c=relaxed/simple; bh=gFOnd9Tvis+cqdyg6z7tcp79CJ2p06seEOHvLMOOC+Y=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=nL2sVWz/mxIXrn7IiA/zYce0uS+w4LFiu+AYuxuHhoCCk7FlVGAuorVrYsdlR1IwCS4f2N70SuZR7Wvcmctd3P41VEtJ7dkrEka8/TP+3k9t+gpV0yt3cPih+k9EWryo2nzTWbTFnx+1FS8gmEnFuSMBcaCTl+0PEE7t8V8WJ9E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AKX3WoA1; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AKX3WoA1" Received: by smtp.kernel.org (Postfix) with ESMTPS id D28CBC4CEE7; Wed, 3 Sep 2025 19:51:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1756929081; bh=gFOnd9Tvis+cqdyg6z7tcp79CJ2p06seEOHvLMOOC+Y=; h=From:Subject:Date:To:Cc:Reply-To:From; b=AKX3WoA1daNCZO7yDBJgUk6uu36B0/eUpnhY7Xt4nDplDk1vyyhUPe6EXzl5ug2Jq P5xletTbF6ELcCtjoOt86m5cIgpJhEkrOqPaVmf64xT5/PdqylEqpyRpmdvSLt+5kR tepVOWZ412HdyMvQybgLYcbgGD20e3+TRdipP+fjBnFGw/A1TCAyM4VSOctoUbWST/ dqw8nrvnLekfxwkxm3i/UqzPsqS+uub+ba2WTHeG8sGIHCNuitFrxXp+2Ad+OWKdBj JCc9Fr5liMNs8n+oLMmwffNDQcqg3fR061tK1AkLyDM0sWTuphyVfpksjQGgo47j3d LwmTnl3KPqXdg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id C18ADCA1014; Wed, 3 Sep 2025 19:51:21 +0000 (UTC) From: Aaron Kling via B4 Relay Subject: [PATCH v2 0/8] Support Tegra210 actmon for dynamic EMC scaling Date: Wed, 03 Sep 2025 14:50:06 -0500 Message-Id: <20250903-t210-actmon-v2-0-e0d534d4f8ea@gmail.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAO6buGgC/1XPQW7DIBAF0KtYsy4VYIixV71HlQWGbwepNglQq 1Xku5c4XbS7+SPN6P07ZaSATENzp4Qt5BDXGuRLQ+5i1xks+JpJcqm5kZIVKTizrixxZa3quXL o4LmjenFNmMLX8e39/MwJt8/6tDyXNNoM5uKyhDI0ZtIWLfen3ndatQC47zg3rbeT8jAThPbaa PqLqbaDIioFc7IPTr4CPjLV8VMvYEbj3LBJehAuIZeYvo9+mzgMv1XMvyqbYHXGKHo4MUml3ub Fho/XaqXzvu8/C/0UaykBAAA= X-Change-ID: 20250822-t210-actmon-34904ce7ed0c To: Krzysztof Kozlowski , Rob Herring , Conor Dooley , Thierry Reding , Jonathan Hunter , Krzysztof Kozlowski , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Dmitry Osipenko Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, Aaron Kling X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1756929080; l=2134; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=gFOnd9Tvis+cqdyg6z7tcp79CJ2p06seEOHvLMOOC+Y=; b=7m8WkKu0VNb7sEqCcDhrpHkv7f/U7cahaSgZVOVvIR97hswjw2MAkyV//p2TxDSk41hOQskoF GrxPCHZ4hGDBGdPqo3E0mX6eFx9XKgADp0fWytPxmYmB57bPU+kq4/Y X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com This series adds interconnect support to tegra210 MC and EMC, then enables actmon. This enables dynamic emc scaling. Signed-off-by: Aaron Kling --- Changes in v2: - Assume 64-bit dram bus width in patch 4 - Add dt-bindings patch to document the new properties on the tegra210-emc node. - Link to v1: https://lore.kernel.org/r/20250828-t210-actmon-v1-0-aeb19ec1f244@gmail.com --- Aaron Kling (8): dt-bindings: memory: tegra210: Add memory client IDs dt-bindings: devfreq: tegra30-actmon: Add Tegra124 fallback for Tegra210 dt-bindings: memory: tegra210: emc: Document OPP table and interconnect soc: tegra: fuse: speedo-tegra210: Add soc speedo 2 memory: tegra210: Support interconnect framework arm64: tegra: tegra210: Add actmon arm64: tegra: Add interconnect properties to Tegra210 device-tree arm64: tegra: Add OPP tables on Tegra210 .../bindings/devfreq/nvidia,tegra30-actmon.yaml | 13 +- .../memory-controllers/nvidia,tegra210-emc.yaml | 13 + .../boot/dts/nvidia/tegra210-peripherals-opp.dtsi | 135 ++++++++++ arch/arm64/boot/dts/nvidia/tegra210.dtsi | 43 ++++ drivers/memory/tegra/Kconfig | 1 + drivers/memory/tegra/tegra210-emc-core.c | 274 ++++++++++++++++++++- drivers/memory/tegra/tegra210-emc.h | 23 ++ drivers/memory/tegra/tegra210.c | 81 ++++++ drivers/soc/tegra/fuse/speedo-tegra210.c | 1 + include/dt-bindings/memory/tegra210-mc.h | 58 +++++ 10 files changed, 635 insertions(+), 7 deletions(-) --- base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585 change-id: 20250822-t210-actmon-34904ce7ed0c prerequisite-change-id: 20250812-tegra210-speedo-470691e8b8cc:v2 prerequisite-patch-id: 83adce426963f91482cc0928357dad36705a3328 prerequisite-patch-id: f693f138b5d40cdc45d9066ce48cbcff782253f8 prerequisite-patch-id: 9e3b9b2fdb8d9c2264dfa7641d1aec84fb7aedd9 prerequisite-patch-id: ef4bcc4ddba7898b188fb3fc6e414a2662183f91 Best regards, -- Aaron Kling