Re: [PATCH 0/3] pinctrl: meson: add support for the Meson8m2 SoC

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Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx> writes:

> The Meson8m2 SoC is a variant of Meson8 with some updates from Meson8b
> (such as the Gigabit capable DesignWare MAC).
> It is mostly pin compatible with Meson8, only 10 (existing) CBUS pins
> get an additional function. Four of these are Ethernet RXD2, RXD3, TXD2
> and TXD3 (GPIOZ_0..GPIOZ_3) which are required when the board uses an
> RGMII PHY. GPIODV_24 and GPIODV_25 provide "VGA" support on Meson8,
> which doesn't seem to be supported on Meson8m2 anymore.
> The other 4 are GPIOH_9 (reg 3 bit 19), CARD_4 (reg 8 bit 8),
> CARD_5 (reg 8 bit 7) and GPIOY_3 (reg 3 bit 11). Their function is
> currently unknown.
>
> The AOBUS pins seem to be identical on Meson8 and Meson8m2. However,
> since there's no official documentation I decided to add a new compatible
> string.

Reviewed-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
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