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[1/3] dt-bindings: sound: Document wm8994 endpoints

Message ID BN6PR04MB066019A8783D22F1C4A588B7A39F0@BN6PR04MB0660.namprd04.prod.outlook.com
State New
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Series [1/3] dt-bindings: sound: Document wm8994 endpoints | expand

Commit Message

Jonathan Bakker June 14, 2020, 8:24 p.m. UTC
The wm8994 exposes several inputs and outputs that can be used by
machine drivers in their routing.  Add them to the documention so
they don't have been duplicated in any machine drivers bindings.

Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
---
 .../devicetree/bindings/sound/wm8994.txt      | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/sound/wm8994.txt b/Documentation/devicetree/bindings/sound/wm8994.txt
index 367b58ce1bb9..8fa947509c10 100644
--- a/Documentation/devicetree/bindings/sound/wm8994.txt
+++ b/Documentation/devicetree/bindings/sound/wm8994.txt
@@ -68,6 +68,29 @@  Optional properties:
   - wlf,csnaddr-pd : If present enable the internal pull-down resistor on
     the CS/ADDR pin.
 
+Pins on the device (for linking into audio routes):
+
+  * IN1LN
+  * IN1LP
+  * IN2LN
+  * IN2LP:VXRN
+  * IN1RN
+  * IN1RP
+  * IN2RN
+  * IN2RP:VXRP
+  * SPKOUTLP
+  * SPKOUTLN
+  * SPKOUTRP
+  * SPKOUTRN
+  * HPOUT1L
+  * HPOUT1R
+  * HPOUT2P
+  * HPOUT2N
+  * LINEOUT1P
+  * LINEOUT1N
+  * LINEOUT2P
+  * LINEOUT2N
+
 Example:
 
 wm8994: codec@1a {