ARM: socfpga: vining_fpga: Update DT

Pick minor changes from the downstream DT, disable MMC, add GMAC0 node
and adjust PHY skew settings for GMAC1.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Silvio Fricke <silvio.fricke@softing.com>
Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
2 files changed