On Sun, Dec 06, 2020 at 03:27:04AM +0200, Cristian Ciocaltea wrote:

+/*
+ * ATC2603C notes:
+ * - LDO8 is not documented in datasheet (v2.4), but supported
+ *   in the vendor's driver implementation (xapp-le-kernel).
+ * - LDO12 mentioned in datasheet is not programmable, hence not
+ *   handled in this driver.
+ */

No reason not to include LDO12 here, the framework supports fixed
regulators fine and the bindings should reflect the physical structure
of the hardware - if something is being supplied by LDO12 on the PMIC
then you'd expect the binding showing a connection from LDO12.