| From: |
| Aaron Kling via B4 Relay <devnull+webgeek1234.gmail.com-AT-kernel.org> |
| To: |
| Krzysztof Kozlowski <krzk-AT-kernel.org>, Rob Herring <robh-AT-kernel.org>, Conor Dooley <conor+dt-AT-kernel.org>, Thierry Reding <thierry.reding-AT-gmail.com>, Jonathan Hunter <jonathanh-AT-nvidia.com>, Krzysztof Kozlowski <krzk+dt-AT-kernel.org>, MyungJoo Ham <myungjoo.ham-AT-samsung.com>, Kyungmin Park <kyungmin.park-AT-samsung.com>, Chanwoo Choi <cw00.choi-AT-samsung.com>, Dmitry Osipenko <digetx-AT-gmail.com> |
| Subject: |
| [PATCH v4 0/9] Support Tegra210 actmon for dynamic EMC scaling |
| Date: |
| Tue, 23 Sep 2025 12:05:26 -0500 |
| Message-ID: |
| <20250923-t210-actmon-v4-0-442d1eb6377c@gmail.com> |
| Cc: |
| linux-kernel-AT-vger.kernel.org, devicetree-AT-vger.kernel.org, linux-tegra-AT-vger.kernel.org, linux-pm-AT-vger.kernel.org, Aaron Kling <webgeek1234-AT-gmail.com>, Chanwoo Choi <cw00c.choi-AT-samsung.com>, Krzysztof Kozlowski <krzysztof.kozlowski-AT-linaro.org> |
| Archive-link: |
| Article |
This series adds interconnect support to tegra210 MC and EMC, then
enables actmon. This enables dynamic emc scaling.
There are no cross-subsystem hard dependencies, only logical relations.
The subsystems can be merged in any order.
Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
---
Changes in v4:
- Various cleanups in patch 5 as requested by review
- Fix a couple typos in patch 4
- Link to v3: https://lore.kernel.org/r/20250906-t210-actmon-v3-0-14033...
Changes in v3:
- In patch 5, don't fail mc probe if opp tables are missing
- Add more mc bindings to patch 1
- Add patch to use tegra210-mc bindings in the mc driver
- Re-order series to align patches within a subsystem to each other
- Link to v2: https://lore.kernel.org/r/20250903-t210-actmon-v2-0-e0d53...
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-aeb19...
---
Aaron Kling (9):
dt-bindings: devfreq: tegra30-actmon: Add Tegra124 fallback for Tegra210
dt-bindings: memory: tegra210: emc: Document OPP table and interconnect
dt-bindings: memory: tegra210: Add memory client IDs
memory: tegra210: Use bindings for client ids
memory: tegra210: Support interconnect framework
soc: tegra: fuse: speedo-tegra210: Add soc speedo 2
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 | 11 +
.../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 | 268 ++++++++++++++++++++-
drivers/memory/tegra/tegra210-emc.h | 23 ++
drivers/memory/tegra/tegra210.c | 227 +++++++++++------
drivers/soc/tegra/fuse/speedo-tegra210.c | 1 +
include/dt-bindings/memory/tegra210-mc.h | 74 ++++++
10 files changed, 716 insertions(+), 80 deletions(-)
---
base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585
change-id: 20250822-t210-actmon-34904ce7ed0c
prerequisite-change-id: 20250812-tegra210-speedo-470691e8b8cc:v4
prerequisite-patch-id: d32dd215b54ac46086377c1ce2c8d53d746690c9
Best regards,
--
Aaron Kling <webgeek1234@gmail.com>
