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authorDmitry Osipenko <digetx@gmail.com>2018-10-05 17:36:34 +0200
committerMark Brown <broonie@kernel.org>2018-11-08 17:20:48 +0100
commita2dfe7c7dfb65c814cfa2777b46e687db1820cc4 (patch)
tree55e6816be545ee60189c1ff4be502c8660311c6c
parentregulator: core: Limit regulators coupling to a single couple (diff)
downloadlinux-a2dfe7c7dfb65c814cfa2777b46e687db1820cc4.tar.xz
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regulator: Document new regulator-max-step-microvolt property
Certain hardware may require supply voltage to be changed in steps. Define new property that allow to describe such hardware. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--Documentation/devicetree/bindings/regulator/regulator.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt
index 9b525b657fca..0c3a243c95df 100644
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -79,6 +79,8 @@ Optional properties:
- regulator-coupled-max-spread: Array of maximum spread between voltages of
coupled regulators in microvolts, each value in the array relates to the
corresponding couple specified by the regulator-coupled-with property.
+- regulator-max-step-microvolt: Maximum difference between current and target
+ voltages that can be changed safely in a single step.
Deprecated properties:
- regulator-compatible: If a regulator chip contains multiple