[PATCH] ARM64: meson-gxbb-p200: add ADC laddered keys

[Kevin Hilman]

Neil Armstrong <narmstrong at baylibre.com> writes:

> Add the 5 buttons connected to a resistor laddered matrix and sampled
> by the SAR ADC channel 0.
>
> Only the p200 board has these buttons, the P201 doesn't.
>
> Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>

Applied to v4.11/dt64.

Note that I fixed up the subject prefix to be ARM64: dts:

Kevin