From: Maxime Ripard <maxime@cerno.tech>
To: Chen-Yu Tsai <wens@csie.org>, Maxime Ripard <mripard@kernel.org>,
Kyungmin Park <kyungmin.park@samsung.com>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
Rob Herring <robh+dt@kernel.org>,
MyungJoo Ham <myungjoo.ham@samsung.com>,
Samuel Holland <samuel@sholland.org>
Cc: Maxime Ripard <maxime@cerno.tech>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-sunxi@lists.linux.dev, linux-pm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: (subset) [PATCH v3 2/6] dt-bindings: arm: sunxi: Expand MBUS binding
Date: Tue, 23 Nov 2021 11:40:25 +0100 [thread overview]
Message-ID: <163766402024.90163.12275660075897154076.b4-ty@cerno.tech> (raw)
In-Reply-To: <20211118031841.42315-3-samuel@sholland.org>
On Wed, 17 Nov 2021 21:18:37 -0600, Samuel Holland wrote:
> The MBUS provides more than address translation and bandwidth control.
> It also provides a PMU to measure bandwidth usage by certain masters,
> and it provides notification via IRQ when they are active or idle.
>
> The MBUS is also tightly integrated with the DRAM controller to provide
> a Memory Dynamic Frequency Scaling (MDFS) feature. In view of this, the
> MBUS binding needs to represent the hardware resources needed for MDFS,
> which include the clocks and MMIO range of the adjacent DRAM controller.
>
> [...]
Applied to sunxi/linux.git (sunxi/dt-for-5.17).
Thanks!
Maxime
next prev parent reply other threads:[~2021-11-23 10:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-18 3:18 [PATCH v3 0/6] DRAM devfreq support for Allwinner A64/H5 Samuel Holland
2021-11-18 3:18 ` [PATCH v3 1/6] dt-bindings: clock: sunxi: Export CLK_DRAM for devfreq Samuel Holland
2021-11-23 10:40 ` (subset) " Maxime Ripard
2021-11-18 3:18 ` [PATCH v3 2/6] dt-bindings: arm: sunxi: Expand MBUS binding Samuel Holland
2021-11-18 13:58 ` Rob Herring
2021-11-23 10:40 ` Maxime Ripard [this message]
2021-11-18 3:18 ` [PATCH v3 3/6] dt-bindings: arm: sunxi: Add H5 MBUS compatible Samuel Holland
2021-11-23 10:40 ` (subset) " Maxime Ripard
2021-11-18 3:18 ` [PATCH v3 4/6] ARM: dts: sunxi: h3/h5: Update MBUS node Samuel Holland
2021-11-23 10:40 ` (subset) " Maxime Ripard
2021-11-18 3:18 ` [PATCH v3 5/6] arm64: dts: allwinner: a64: " Samuel Holland
2021-11-23 10:40 ` (subset) " Maxime Ripard
2021-11-18 3:18 ` [PATCH v3 6/6] PM / devfreq: Add a driver for the sun8i/sun50i MBUS Samuel Holland
2021-12-10 6:57 ` Chanwoo Choi
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