linux-kernel - Re: [PATCH v3 2/2] arm64: dts: ti: Add k3-am62-pocketbeagle2

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Message-ID: <20250417032926.xamsafgue2ryj7sa@bryanbrattlof.com>
Date: Wed, 16 Apr 2025 22:29:26 -0500
From: Bryan Brattlof <bb@...com>
To: Robert Nelson <robertcnelson@...il.com>
CC: <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>, Rob Herring <robh@...nel.org>,
        "Krzysztof
 Kozlowski" <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        "Vignesh
 Raghavendra" <vigneshr@...com>, Nishanth Menon <nm@...com>,
        Andrew Davis
	<afd@...com>, Roger Quadros <rogerq@...nel.org>,
        Siddharth Vadapalli
	<s-vadapalli@...com>, Judith Mendez <jm@...com>,
        Andrei Aldea
	<a-aldea@...com>, Dhruva Gole <d-gole@...com>,
        Jason Kridner
	<jkridner@...gleboard.org>,
        Deepak Khatri <lorforlinux@...gleboard.org>,
        Ayush Singh <ayush@...gleboard.org>
Subject: Re: [PATCH v3 2/2] arm64: dts: ti: Add k3-am62-pocketbeagle2

On April 15, 2025 thus sayeth Robert Nelson:
> BeagleBoard.org PocketBeagle 2 is an upgraded version of the popular
> PocketBeagle.  It is based on Texas Instruments AM6232 or AM6254 SoC.
> Its dual or quad A53 cores can provide higher performance than classic
> PocketBeagle. The new design comes with pre-soldered headers, a 3-pin
> JST-SH 1.00mm UART debug port, a USB-C port, Texas Instruments
> MSPM0L1105 Cortex-M0+ MCU for ADC, 512MB RAM, and a LiPo Battery charger.
> 
> MSPM0L1105 firmware source: https://openbeagle.org/pocketbeagle/mspm0-adc-eeprom
> * EEPROM 24c32 emulation
> * ADC ad7291 emulation
> 
> https://www.beagleboard.org/boards/pocketbeagle-2
> https://openbeagle.org/pocketbeagle/pocketbeagle-2
> 
> Signed-off-by: Robert Nelson <robertcnelson@...il.com>
> CC: Rob Herring <robh@...nel.org>
> CC: Krzysztof Kozlowski <krzk+dt@...nel.org>
> CC: Conor Dooley <conor+dt@...nel.org>
> CC: Vignesh Raghavendra <vigneshr@...com>
> CC: Nishanth Menon <nm@...com>
> CC: Andrew Davis <afd@...com>
> CC: Roger Quadros <rogerq@...nel.org>
> CC: Siddharth Vadapalli <s-vadapalli@...com>
> CC: Judith Mendez <jm@...com>
> CC: Andrei Aldea <a-aldea@...com>
> CC: Dhruva Gole <d-gole@...com>
> CC: Jason Kridner <jkridner@...gleboard.org>
> CC: Deepak Khatri <lorforlinux@...gleboard.org>
> CC: Ayush Singh <ayush@...gleboard.org>
> ---
> Changes since v2:
>  - cleanup unused serial aliases
>  - cleanup unused sdhci0 (un-populated) aliases
>  - cleanup unused main_i2c1 (un-populated) aliases
>  - add missing main_i2c0 aliases
>  - fix bootph, function, color, gpios order in leds nodes
>  - drop local cpsw disable, needs to be moved to k3-am62-main
>  - MSPM0L1105 add firmware source and note where emulated
>  - usb0 add note about Type-C connector, but only wired for USB 2.0
>  - usb1 add compatible note with original PocketBeagle expansion boards
> Changes since v1:
>  - fix '_' in main-i2c2-default-pins
>  - aliases i2c match original pocketbeagle
>  - add mcu_m4fss with reseved memory and mailbox
>  - drop unused main_gpio0_pins_default pinmux
>  - drop unused main_gpio1_pins_default pinmux
>  - drop unused main_spi2_pins_gpio pinmux
>  - Reserve 128MiB of global CMA
> ---

I must say this is a fun little board! Excited to see all the carrier 
boards people will make :)

Reviewed-by: Bryan Brattlof <bb@...com>

~Bryan