[alsa-devel] [PATCH 4/6] regulator: arizona-micbias: Add description of micbias binding

[Charles Keepax]

Add the new micbias regulators into the Arizona regulator binding
document.

Signed-off-by: Charles Keepax <ckeepax at opensource.wolfsonmicro.com>
---
 Documentation/devicetree/bindings/regulator/arizona-regulator.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/regulator/arizona-regulator.txt b/Documentation/devicetree/bindings/regulator/arizona-regulator.txt
index 443564d..68a13d5 100644
--- a/Documentation/devicetree/bindings/regulator/arizona-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/arizona-regulator.txt
@@ -15,3 +15,9 @@ Optional subnodes:
     Documentation/devicetree/bindings/regulator/regulator.txt
   - micvdd : Initial data for the MICVDD regulator, as covered in
     Documentation/devicetree/bindings/regulator/regulator.txt
+
+  - MICBIASx : Initial data for the MICBIAS regulators, as covered in
+    Documentation/devicetree/bindings/regulator/regulator.txt but the
+    following additional properties are also supported:
+      - wlf,ext-cap : Specifies if the MICBIAS has external decoupling
+        capacitors attached.
-- 
2.1.4