Re: [PATCH 0/9] ARM: sun9i: a80: Enable GMAC

Maxime Ripard
2019-02-06T12:17:19Z

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On Wed, Feb 06, 2019 at 11:32:30AM +0800, Chen-Yu Tsai wrote:
> Hi everyone,
>
> On the Allwinner A80, the PIO pin controller includes configuration
> registers to set the I/O voltage. These must match the actual voltage
> provided externally. A mismatch results in signals not being passed
> through.
>
> With the new PIO pin-bank regulator supply support in place, we can
> tack on support for setting up these registers.
>
> This in turn allows us to enable the GMAC, which runs at a reduced
> 2.5V for RGMII, instead of the standard 3.0V or 3.3V.
>
> Please have a look.

Applied the patches 2-9, thanks!
Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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