[PATCH v2 1/2] dt-bindings: mfd: max77620: document optional RTC address for max77663

[Svyatoslav Ryhel]

Document an optional second I2C address for the MAX77663 PMIC's RTC
device, to be used if the MAX77663 RTC is located at a non-default I2C
address.

Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
---
 Documentation/devicetree/bindings/mfd/max77620.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt
index 5a642a51d58e..0bbb42e5dcfe 100644
--- a/Documentation/devicetree/bindings/mfd/max77620.txt
+++ b/Documentation/devicetree/bindings/mfd/max77620.txt
@@ -6,10 +6,12 @@ Required properties:
 		"maxim,max77620"
 		"maxim,max20024"
 		"maxim,max77663"
-- reg: I2C device address.
+- reg: I2C device address. In case of MAX77663 there can be 2 addresses,
+       second one specifies position of RTC.
 
 Optional properties:
 -------------------
+- reg-names:		If 2 addresses are specified then, must be "pmic", "rtc"
 - interrupts:		The interrupt on the parent the controller is
 			connected to.
 - interrupt-controller: Marks the device node as an interrupt controller.
-- 
2.51.0