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From: Nishanth Menon <nm@ti.com>
To: Lokesh Vutla <lokeshvutla@ti.com>
Cc: Device Tree Mailing List <devicetree@vger.kernel.org>,
	Grygorii Strashko <grygorii.strashko@ti.com>,
	Sekhar Nori <nsekhar@ti.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Tero Kristo <t-kristo@ti.com>, Rob Herring <robh+dt@kernel.org>,
	Linux ARM Mailing List <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v3 5/5] arm64: dts: ti: Add support for J7200 Common Processor Board
Date: Thu, 10 Sep 2020 12:23:35 -0500	[thread overview]
Message-ID: <20200910172335.n4nln7wnlupnpfkw@akan> (raw)
In-Reply-To: <20200908162252.17672-6-lokeshvutla@ti.com>

On 21:52-20200908, Lokesh Vutla wrote:
> Add support for J7200 Common Processor Board.
> The EVM architecture is very similar to J721E as follows:
> 
> +------------------------------------------------------+
> |   +-------------------------------------------+      |
> |   |                                           |      |
> |   |        Add-on Card 1 Options              |      |
> |   |                                           |      |
> |   +-------------------------------------------+      |
> |                                                      |
> |                                                      |
> |                     +-------------------+            |
> |                     |                   |            |
> |                     |   SOM             |            |
> |  +--------------+   |                   |            |
> |  |              |   |                   |            |
> |  |  Add-on      |   +-------------------+            |
> |  |  Card 2      |                                    |    Power Supply
> |  |  Options     |                                    |    |
> |  |              |                                    |    |
> |  +--------------+                                    | <---
> +------------------------------------------------------+
>                                 Common Processor Board
> 
> Common Processor board is the baseboard that has most of the actual
> connectors, power supply etc. A SOM (System on Module) is plugged on
> to the common processor board and this contains the SoC, PMIC, DDR and
> basic high speed components necessary for functionality.
> 
> Note:
> * The minimum configuration required to boot up the board is System On
>   Module(SOM) + Common Processor Board.
> * Since there is just a single SOM and Common Processor Board, we are
>   maintaining common processor board as the base dts and SOM as the dtsi
>   that we include. In the future as more SOM's appear, we should move
>   common processor board as a dtsi and include configurations as dts.
> * All daughter cards beyond the basic boards shall be maintained as
>   overlays.
> 
> Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
> ---
>  arch/arm64/boot/dts/ti/Makefile               |  2 +
>  .../dts/ti/k3-j7200-common-proc-board.dts     | 64 +++++++++++++++++++
>  arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi   | 29 +++++++++
>  3 files changed, 95 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
>  create mode 100644 arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi

This looks fine to me.

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D

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  reply	other threads:[~2020-09-10 17:24 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-08 16:22 [PATCH v3 0/5] arm64: Initial support for Texas Instrument's J7200 Platform Lokesh Vutla
2020-09-08 16:22 ` [PATCH v3 1/5] arm64: dts: ti: Makefile: Use ARCH_K3 for building dtbs Lokesh Vutla
2020-09-08 16:48   ` Suman Anna
2020-09-10 12:51     ` Nishanth Menon
2020-09-08 16:22 ` [PATCH v3 2/5] dt-bindings: arm: ti: Convert K3 board/soc bindings to DT schema Lokesh Vutla
2020-09-08 16:22 ` [PATCH v3 3/5] dt-bindings: arm: ti: Add bindings for J7200 SoC Lokesh Vutla
2020-09-08 16:22 ` [PATCH v3 4/5] arm64: dts: ti: Add support " Lokesh Vutla
2020-09-10 13:05   ` Vignesh Raghavendra
2020-09-10 16:54     ` Nishanth Menon
2020-09-10 17:19   ` Nishanth Menon
2020-09-10 17:54     ` Suman Anna
2020-09-10 18:20       ` Nishanth Menon
2020-09-11  2:47         ` Suman Anna
2020-09-11 13:34           ` Nishanth Menon
2020-09-08 16:22 ` [PATCH v3 5/5] arm64: dts: ti: Add support for J7200 Common Processor Board Lokesh Vutla
2020-09-10 17:23   ` Nishanth Menon [this message]
2020-09-10 17:28 ` [PATCH v3 0/5] arm64: Initial support for Texas Instrument's J7200 Platform Nishanth Menon

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