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Date: Thu, 21 Aug 2025 08:12:14 +0200
From: Francesco Dolcini <francesco@dolcini.it>
To: Beleswar Padhi <b-padhi@ti.com>
Cc: nm@ti.com, vigneshr@ti.com, kristo@kernel.org, robh@kernel.org,
	krzk+dt@kernel.org, conor+dt@kernel.org, afd@ti.com,
	u-kumar1@ti.com, hnagalla@ti.com, jm@ti.com,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	Francesco Dolcini <francesco.dolcini@toradex.com>,
	Hiago De Franco <hiago.franco@toradex.com>,
	Jo_o Paulo Gon_alves <joao.goncalves@toradex.com>,
	Stefan Eichenberger <stefan.eichenberger@toradex.com>,
	Max Krummenacher <max.krummenacher@toradex.com>,
	Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Subject: Re: [PATCH 18/33] arm64: dts: ti: k3-am62-verdin: Add missing cfg
 for TI IPC Firmware
Message-ID: <20250821061214.GC7503@francesco-nb>
References: <20250814223839.3256046-1-b-padhi@ti.com>
 <20250814223839.3256046-19-b-padhi@ti.com>
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In-Reply-To: <20250814223839.3256046-19-b-padhi@ti.com>

On Fri, Aug 15, 2025 at 04:08:24AM +0530, Beleswar Padhi wrote:
> The wkup_r5fss0_core0_memory_region is used to store the text/data
> sections of the Device Manager (DM) firmware itself and is necessary for
> platform boot. Whereas the wkup_r5fss0_core0_dma_memory_region is used
> for allocating the Virtio buffers needed for IPC with the DM core which
> could be optional. The labels were incorrectly used in the
> k3-am62-verdin.dtsi file. Correct the firmware memory region label.
> 
> Currently, only mailbox node is enabled with FIFO assignment for a
> single M4F remote core. However, there are no users of the enabled
> mailboxes. Add the missing carveouts for WKUP R5F and MCU M4F remote
> processors, and enable those by associating to the above carveout and
> mailboxes. This config aligns with other AM62 boards and can be
> refactored out later.

Are these memory ranges fine with 512MB DDR memory?