regulator: Document binding for regulator suspend voltage

This patch builds upon (291d761 regulator: Document binding for
regulator suspend state for PM state) to allow setting the uV in
addition to the state at suspend time.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Reviewed-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Reviewed-by: Chris Zhong <zyw@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt
index aaad615..4e7ed76 100644 (file)
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -28,6 +28,8 @@ Optional properties:
 - regulator-state-[mem/disk] node has following common properties:
        - regulator-on-in-suspend: regulator should be on in suspend state.
        - regulator-off-in-suspend: regulator should be off in suspend state.
+       - regulator-suspend-microvolt: regulator should be set to this voltage
+         in suspend.
 
 Deprecated properties:
 - regulator-compatible: If a regulator chip contains multiple