[alsa-devel][PATCH 2/2] mfd: arizona: Update DT binding to support OUTn_MONO init_data

[Inha Song <ideal.song@samsung.com>]

This patch update DT binding to support OUTn_MONO init_data. Each
output signal can be configurated as a mono differential output.
The mono differential configuration is selected using the OUTn_MONO
registers.

Signed-off-by: Inha Song <ideal.song@samsung.com>
---
 Documentation/devicetree/bindings/mfd/arizona.txt | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
index 7bd1273..cf11d42 100644
--- a/Documentation/devicetree/bindings/mfd/arizona.txt
+++ b/Documentation/devicetree/bindings/mfd/arizona.txt
@@ -49,6 +49,13 @@ Optional properties:
     input singals. If values less than the number of input signals, elements
     that has not been specifed are set to 0 by default.
 
+  - wlf,out-mono : A list of OUTn_MONO register values, where n is the number
+    of output signals. Valid values are 0 (Disabled) and 1 (Enabled). If absent,
+    OUTn_MONO registers set to 0 by default. If present, values must be specified
+    less than or equal to the number of output signals. If values less than the
+    number of input signals, elements that has not been specified are set to 0
+    by default.
+
   - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
     they are being externally supplied. As covered in
     Documentation/devicetree/bindings/regulator/regulator.txt
-- 
2.0.0.390.gcb682f8