[PATCH v2 2/2] arm64: dts: amlogic: Add Ugoos AM3

[Martin Blumenstingl]

On Fri, Mar 14, 2025 at 12:11 AM J. Neuschäfer via B4 Relay
<devnull+j.ne.posteo.net at kernel.org> wrote:
>
> From: "J. Neuschäfer" <j.ne at posteo.net>
>
> The Ugoos AM3 is a small set-top box based on the Amlogic S912 SoC,
> with a board design that is very close to the Q20x development boards.
> The MMC max-frequency properties are copied from the downstream device
> tree.
>
>   https://ugoos.com/ugoos-am3-16g
>
> The following functionality has been tested and is known to work:
>  - debug serial port
>  - "update" button inside the case
>  - USB host mode, on all three ports
>  - HDMI video/audio output
>  - eMMC, MicroSD, and SDIO WLAN
>  - S/PDIF audio output
>  - Ethernet
>  - Infrared remote control input
>
> The following functionality doesn't seem to work:
>  - USB role switching and device mode on the "OTG" port
>  - case LED
>
> Signed-off-by: J. Neuschäfer <j.ne at posteo.net>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>