sdm845: add new "axolotl" target

This adds initial support for the SHIFT6mq (axolotl).
It launched with Android 10, makes use of dynamic partitions
and has A/B.

A/B is ignored in this bringup and will be added at a later
stage.

Change-Id: I88d42b009769a400b1f240d4e86018c0a7d90adb
Signed-off-by: Alexander Martinz <amartinz@shiftphones.com>
diff --git a/axolotl/fstab.ramdisk b/axolotl/fstab.ramdisk
new file mode 100644
index 0000000..e8905dd
--- /dev/null
+++ b/axolotl/fstab.ramdisk
@@ -0,0 +1,10 @@
+system         /system         ext4    noatime,ro,errors=panic    wait,logical,first_stage_mount
+system_ext     /system_ext     ext4    noatime,ro,errors=panic    wait,logical,first_stage_mount
+product        /product        ext4    noatime,ro,errors=panic    wait,logical,first_stage_mount
+vendor         /vendor         ext4    noatime,ro,errors=panic    wait,logical,first_stage_mount
+
+/dev/block/by-name/metadata    /metadata    ext4    noatime,nosuid,nodev,discard,data=journal,commit=1    wait,formattable,first_stage_mount,check
+/dev/block/by-name/misc        /misc        emmc    defaults    defaults
+/dev/block/by-name/userdata    /data        ext4    discard,noatime,noauto_da_alloc,data=ordered,user_xattr,barrier=1    wait,formattable,quota
+
+/devices/platform/soc@0/8804000.sdhci/mmc_host/mmc*	auto	auto	defaults	voldmanaged=sdcard1:auto