Enable Mediatek MMC driver in Airoha AN7581 EVB defconfig to add support
for it in default images.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Add initial support for Airoha AN7581 SoC. This adds the initial Kconfig
and Makefile entry for the SoC, an U-Boot specific DTSI and initial config
for it. Also add the initial code for CPU and RAM initialization.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
