linux-kernel - [alsa-devel] [PATCH v4 2/2] mfd: arizona: Update DT binding to support INn_MODE init

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Date:	Tue, 19 Aug 2014 20:14:07 +0900
From:	Inha Song <ideal.song@...sung.com>
To:	broonie@...nel.org
Cc:	alsa-devel@...a-project.org, patches@...nsource.wolfsonmicro.com,
	linux-kernel@...r.kernel.org, lee.jones@...aro.org,
	ckeepax@...nsource.wolfsonmicro.com, lgirdwood@...il.com,
	sameo@...ux.intel.com, devicetree@...r.kernel.org,
	galak@...eaurora.org, ijc+devicetree@...lion.org.uk,
	mark.rutland@....com, pawel.moll@....com, robh+dt@...nel.org,
	cw00.choi@...sung.com
Subject: [alsa-devel] [PATCH v4 2/2] mfd: arizona: Update DT binding to support
 INn_MODE init_data

This patch update DT binding to support INn_MODE init_data. Each
input signal path can be configurated either as a Analogue or
Digital using the INn_MODE registers.

Signed-off-by: Inha Song <ideal.song@...sung.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 5c7e723..7bd1273 100644
--- a/Documentation/devicetree/bindings/mfd/arizona.txt
+++ b/Documentation/devicetree/bindings/mfd/arizona.txt
@@ -42,6 +42,13 @@ Optional properties:
     the chip default will be used.  If present exactly five values must
     be specified.
 
+  - wlf,inmode : A list of INn_MODE register values, where n is the number
+    of input signals. Valid values are 0 (Differential), 1 (Single-ended) and
+    2 (Digital Microphone). If absent, INn_MODE registers set to 0 by default.
+    If present, values must be specified less than or equal to the number of
+    input singals. If values less than the number of input signals, elements
+    that has not been specifed 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
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