Re: [PATCH 9/9] arm64: dts: renesas: rzg2ul: Set Ethernet PVDD to 1.8V

From: Geert Uytterhoeven
Date: Thu May 30 2024 - 09:53:03 EST


On Fri, May 24, 2024 at 11:47 AM Paul Barker
<paul.barker.ct@xxxxxxxxxxxxxx> wrote:
> On the RZ/G2UL & RZ/Five SMARC SOMs, the RGMII interface between the SoC
> and the Ethernet PHY operates at 1.8V.
>
> The power supply for this interface may be correctly configured in
> u-boot, but the kernel should not be relying on this. Now that the
> RZ/G2L pinctrl driver supports configuring the Ethernet power supply
> voltage, we can simply specify the desired voltage in the device tree.
>
> Signed-off-by: Paul Barker <paul.barker.ct@xxxxxxxxxxxxxx>

Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds