linux-kernel - Re: [PATCH v2] dt-bindings: media: Add sram-size Property for Wave5

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Date: Fri, 2 Feb 2024 15:06:59 -0600
From: Rob Herring <robh@...nel.org>
To: Brandon Brnich <b-brnich@...com>
Cc: Nas Chung <nas.chung@...psnmedia.com>,
	Jackson Lee <jackson.lee@...psnmedia.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-media@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
	Darren Etheridge <detheridge@...com>
Subject: Re: [PATCH v2] dt-bindings: media: Add sram-size Property for Wave5

On Thu, Feb 01, 2024 at 12:42:38PM -0600, Brandon Brnich wrote:
> Wave521c has capability to use SRAM carveout to store reference data with
> purpose of reducing memory bandwidth. To properly use this pool, the driver
> expects to have an sram and sram-size node. Without sram-size node, driver
> will default value to zero, making sram node irrelevant.

The mmio-sram binding already defines how to carve up shared SRAM.

Also, sram-size here is property, not a node.

Rob