[PATCH v2 1/3] regulator: DT: Add DT property for operation mode configuration
From: Henry Chen
Date: Mon May 23 2016 - 03:18:16 EST
Some regulators support their operating mode to be changed by consumers for
module specific purpose. Add a DT property to support this.
Signed-off-by: Henry Chen <henryc.chen@xxxxxxxxxxxx>
---
Documentation/devicetree/bindings/regulator/regulator.txt | 5 +++++
include/dt-bindings/regulator/regulator.h | 14 ++++++++++++++
2 files changed, 19 insertions(+)
create mode 100644 include/dt-bindings/regulator/regulator.h
diff --git a/Documentation/devicetree/bindings/regulator/regulator.txt b/Documentation/devicetree/bindings/regulator/regulator.txt
index ecfc593..e505d0b 100644
--- a/Documentation/devicetree/bindings/regulator/regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/regulator.txt
@@ -49,6 +49,11 @@ Optional properties:
0: Disable active discharge.
1: Enable active discharge.
Absence of this property will leave configuration to default.
+- regulator-supported-modes: Regulators can run in a variety of different
+ operating modes depending on output load. This allows further system power
+ savings by selecting the best (and most efficient) regulator mode for a
+ desired load. The definition for each of these operation is defined at
+ include/dt-bindings/regulator/regulator.h
Deprecated properties:
- regulator-compatible: If a regulator chip contains multiple
diff --git a/include/dt-bindings/regulator/regulator.h b/include/dt-bindings/regulator/regulator.h
new file mode 100644
index 0000000..2ed1dfd
--- /dev/null
+++ b/include/dt-bindings/regulator/regulator.h
@@ -0,0 +1,14 @@
+/*
+ * This header provides constants for binding regulator.
+ */
+
+#ifndef _DT_BINDINGS_REGULATOR_REGULATOR_H
+#define _DT_BINDINGS_REGULATOR_REGULATOR_H
+
+/* Regulator operating modes */
+#define REGULATOR_OPERATION_MODE_FAST 0x0
+#define REGULATOR_OPERATION_MODE_NORMAL 0x1
+#define REGULATOR_OPERATION_MODE_IDLE 0x2
+#define REGULATOR_OPERATION_MODE_STANDBY 0x3
+
+#endif
--
1.8.1.1.dirty