arm: dts: Introduce common properties for SOMC Yukon
arm: dts: Yukon: add qcom,clamp-soc-max-count property for battery
arm: dts: Tianchi: Specify new reset sequences for panels

The new driver isn't using the classic reset sequence.
Instead, it uses different sequences for poweron and off
and that's good for us because we would anyway do the same.
drivers: TS: cyttsp4: Add config option for Yukon

This is to make sure that noone sends a wrong firmware
to the TS IC.
arm: configs: Seagull: New config for touchscreen
drivers: TS: Do not panic if vreg_l27 is not specified

This is required for Seagull as it hasn't got that vreg
and it's not specified in DT.
Merge pull request #65 from kholk/aosp/LNX.LA.3.5.2.2-03010-8x74.0

Tianchi disp, Seagull TS, Yukon common DTS