arm64: dts: qcom: sm6125: Initial support for xiaomi-ginkgo

Add support for the Xiaomi Redmi Note 8 based on the SM6125 SoC.

Defined features:
- dmesg output to bootloader preconfigured display
- USB
- eMMC
- SD card
- SMD RPM regulators
- Volume Up, Down and Power buttons

Signed-off-by: Gabriel Gonzales <semfault@disroot.org>
Link: https://lore.kernel.org/r/20250311003353.8250-3-semfault@disroot.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>