[RFC PATCH 3/3] dt: Document: Add optional MAX77686 operating modebindings

[Abhilash Kesavan]

Add documenatation for various operating mode capabilities of
the MAX77686 PMIC.

Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
---
 Documentation/devicetree/bindings/mfd/max77686.txt |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/max77686.txt b/Documentation/devicetree/bindings/mfd/max77686.txt
index c6a3469..f2867a9 100644
--- a/Documentation/devicetree/bindings/mfd/max77686.txt
+++ b/Documentation/devicetree/bindings/mfd/max77686.txt
@@ -13,6 +13,12 @@ Required properties:
 - interrupts : This i2c device has an IRQ line connected to the main SoC.
 - interrupt-parent : The parent interrupt controller.
 
+optional properties:
+- max77686-opmode : The regulators of max77686 have various operating mode
+  capabilities such as low power mode, standby mode (controlled by PWRREQ
+  signal) etc. Check the regulator CTRL register for the bits setting these
+  modes.
+
 Optional node:
 - voltage-regulators : The regulators of max77686 have to be instantiated
   under subnode named "voltage-regulators" using the following format.
-- 
1.7.8.6

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