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-rw-r--r--doc/device-tree-bindings/regulator/fixed.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/device-tree-bindings/regulator/fixed.txt b/doc/device-tree-bindings/regulator/fixed.txt
index 8a0d002..5fd9033 100644
--- a/doc/device-tree-bindings/regulator/fixed.txt
+++ b/doc/device-tree-bindings/regulator/fixed.txt
@@ -12,6 +12,9 @@ Optional properties:
- gpio: GPIO to use for enable control
- startup-delay-us: startup time in microseconds
- regulator constraints (binding info: regulator.txt)
+- enable-active-high: Polarity of GPIO is Active high. If this property
+ is missing, the default assumed is Active low.
+
Other kernel-style properties, are currently not used.
@@ -36,4 +39,5 @@ fixed_regulator@0 {
regulator-max-microamp = <15000>;
regulator-always-on;
regulator-boot-on;
+ enable-active-high;
};