3 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/fsl,esai.txt b/Documentation/devicetree/bindings/sound/fsl,esai.txt
index aeb8c4a0b88d..e156a049c90b 100644
--- a/Documentation/devicetree/bindings/sound/fsl,esai.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,esai.txt
@@ -38,6 +38,10 @@ Required properties:
     be in use as default, or the big endian mode will be in use for all the
     device registers.
 
+  - fsl,dma-buffer-size: It specify the audio buffer size of playback and
+    capture. If this property is absent, using the default value of audio buffer
+    size.
+
 Example:
 
 esai: esai@02024000 {
diff --git a/Documentation/devicetree/bindings/sound/fsl,spdif.txt b/Documentation/devicetree/bindings/sound/fsl,spdif.txt
index 3e9e82c8eab3..f03014cca972 100644
--- a/Documentation/devicetree/bindings/sound/fsl,spdif.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,spdif.txt
@@ -33,6 +33,10 @@ Required properties:
    be in use as default, or the big endian mode will be in use for all the
    device registers.
 
+   - fsl,dma-buffer-size: It specify the audio buffer size of playback and
+   capture. If this property is absent, using the default value of audio buffer
+   size.
+
 Example:
 
 spdif: spdif@02004000 {
diff --git a/Documentation/devicetree/bindings/sound/fsl,ssi.txt b/Documentation/devicetree/bindings/sound/fsl,ssi.txt
index b93e9a91e30e..5c47860419ba 100644
--- a/Documentation/devicetree/bindings/sound/fsl,ssi.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,ssi.txt
@@ -65,6 +65,10 @@ Optional properties:
 - dma-names:	    Two dmas have to be defined, "tx" and "rx", if fsl,imx-fiq
 		    is not defined.
 
+- fsl,dma-buffer-size: It specify the audio buffer size of playback and
+  capture. If this property is absent, using the default value of audio buffer
+  size.
+
 Child 'codec' node required properties:
 - compatible:       Compatible list, contains the name of the codec