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From: Mikko Perttunen <mperttunen@nvidia.com>
To: Thierry Reding <thierry.reding@gmail.com>,
	Thierry Reding <treding@nvidia.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Prashant Gaikwad <pgaikwad@nvidia.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Viresh Kumar <viresh.kumar@linaro.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Svyatoslav Ryhel <clamor95@gmail.com>,
	Svyatoslav Ryhel <clamor95@gmail.com>
Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-clk@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 0/4] clk: tegra: add DFLL support for Tegra114
Date: Tue, 26 Aug 2025 15:25:14 +0900	[thread overview]
Message-ID: <22816220.EfDdHjke4D@senjougahara> (raw)
In-Reply-To: <20250826061117.63643-1-clamor95@gmail.com>

On Tuesday, August 26, 2025 3:11 PM Svyatoslav Ryhel wrote:
> DFLL is a dedicated clock source for the Fast CPU. The DFLL is based on
> a ring oscillator and translates voltage changes into frequency
> compensation changes needed to prevent the CPU from failing and is
> essential for correct CPU frequency scaling.
> 
> ---
> Changes in v2:
> - dropped 'drivers:' from commit title
> - aligned naming to Tegra114
> 
> Changes in v3:
> - add DFLL support for Tegra 114 was split into dt header addition,
>   DFLL reset configuration and CVB tables implementation.
> - added cleaner commit message to dt header commit
> - added T210_ prefixes to Tegra210 CVB table macros
> ---
> 
> Svyatoslav Ryhel (4):
>   dt-bindings: reset: add Tegra114 car header
>   clk: tegra: add DFLL DVCO reset control for Tegra114
>   clk: tegra: dfll: add CVB tables for Tegra114
>   ARM: tegra: Add DFLL clock support for Tegra114
> 
>  arch/arm/boot/dts/nvidia/tegra114.dtsi     |  33 +++++
>  drivers/clk/tegra/Kconfig                  |   2 +-
>  drivers/clk/tegra/clk-tegra114.c           |  30 +++-
>  drivers/clk/tegra/clk-tegra124-dfll-fcpu.c | 158 +++++++++++++++++----
>  drivers/clk/tegra/clk.h                    |   2 -
>  include/dt-bindings/reset/tegra114-car.h   |  13 ++
>  6 files changed, 204 insertions(+), 34 deletions(-)
>  create mode 100644 include/dt-bindings/reset/tegra114-car.h

Whole series,

Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>




  parent reply	other threads:[~2025-08-26  6:25 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-26  6:11 [PATCH v3 0/4] clk: tegra: add DFLL support for Tegra114 Svyatoslav Ryhel
2025-08-26  6:11 ` [PATCH v3 1/4] dt-bindings: reset: add Tegra114 car header Svyatoslav Ryhel
2025-08-26  8:21   ` Krzysztof Kozlowski
2025-08-26  8:29     ` Mikko Perttunen
2025-08-26  9:16       ` Krzysztof Kozlowski
2025-08-26  6:11 ` [PATCH v3 2/4] clk: tegra: add DFLL DVCO reset control for Tegra114 Svyatoslav Ryhel
2025-08-26  6:11 ` [PATCH v3 3/4] clk: tegra: dfll: add CVB tables " Svyatoslav Ryhel
2025-08-26  6:11 ` [PATCH v3 4/4] ARM: tegra: Add DFLL clock support " Svyatoslav Ryhel
2025-08-26  6:25 ` Mikko Perttunen [this message]
2025-08-26 13:56 ` [PATCH v3 0/4] clk: tegra: add DFLL " Rob Herring (Arm)

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