dm: power: Add a new driver for the TPS65090 PMIC

The existing TPS65090 driver does not support driver model. Add a new one
that does. This can be used as a base for a regulator driver also. It uses
the standard device tree binding.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
diff --git a/drivers/power/pmic/Kconfig b/drivers/power/pmic/Kconfig
index 164f421..fd8af81 100644
--- a/drivers/power/pmic/Kconfig
+++ b/drivers/power/pmic/Kconfig
@@ -41,3 +41,12 @@
 	  - set by i2c emul driver's probe() (defaults in header)
 
 	Driver binding info: doc/device-tree-bindings/pmic/sandbox.txt
+
+config PMIC_TPS65090
+	bool "Enable driver for Texas Instruments TPS65090 PMIC"
+	depends on DM_PMIC
+	---help---
+	The TPS65090 is a PMIC containing several LDOs, DC to DC convertors,
+	FETs and a battery charger. This driver provides register access
+	only, and you can enable the regulator/charger drivers separately if
+	required.