arm64: dts: qcom: msm8996: Add support for the Xiaomi MSM8996 platform

There are 5 Xiaomi devices with the MSM8996 SoC:

 - Mi 5 (gemini): MSM8996 + PMI8994
 - Mi Note 2 (scorpio): MSM8996 Pro + PMI8996
 - Mi 5s (capricorn): MSM8996 Pro + PMI8996
 - Mi Mix (lithium): MSM8996 Pro + PMI8996
 - Mi 5s Plus (natrium): MSM8996 Pro + PMI8996

These devices share a common board design with only a few differences.
Add support for the common board, as well as support for the Mi Note 2.
Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210901193214.250375-4-y.oudjana@protonmail.com

arch/arm64/boot/dts/qcom/Makefile

@@ -33,6 +33,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= msm8996-pmi8996-sony-xperia-tone-keyaki.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8996-sony-xperia-tone-dora.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8996-sony-xperia-tone-kagura.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8996-sony-xperia-tone-keyaki.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= msm8996-xiaomi-scorpio.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8998-asus-novago-tp370ql.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8998-hp-envy-x2.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= msm8998-lenovo-miix-630.dtb