Allwinner H3/H5 support for 4.18

Here is our usual bunch of changes for the H3 and H5 SoCs that share the
same SoC design but with different CPUs.

This time, most of the changes are about supporting CPUFreq on these SoCs,
with voltage scaling being enabled for a number of boards.
ARM: dts: sun8i: h3: Add SY8106A regulator to Orange Pi PC

Add SY8106A regulator to r_i2c bus and enable the r_i2c bus on
Orange Pi PC, then set the power supply of the ARM cores to this
regulator, in order to enable DVFS.

Signed-off-by: Ondrej Jirman <megous@megous.com>
[Icenowy: Enable DVFS in this patch, slight changes and change commit
 message]
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
1 file changed