[alsa-devel] [PATCH v2 4/7] ASoC: dt-bindings: Document dl-mask property
Daniel Baluta
daniel.baluta at nxp.com
Sun Jul 28 21:24:26 CEST 2019
SAI supports up to 8 data lines. This property let the user
configure how many data lines should be used per transfer
direction (Tx/Rx).
Signed-off-by: Daniel Baluta <daniel.baluta at nxp.com>
---
Documentation/devicetree/bindings/sound/fsl-sai.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/fsl-sai.txt b/Documentation/devicetree/bindings/sound/fsl-sai.txt
index 2e726b983845..2b38036a4883 100644
--- a/Documentation/devicetree/bindings/sound/fsl-sai.txt
+++ b/Documentation/devicetree/bindings/sound/fsl-sai.txt
@@ -49,6 +49,13 @@ Optional properties:
- big-endian : Boolean property, required if all the SAI
registers are big-endian rather than little-endian.
+ - fsl,dl-mask : list of two integers (bitmask, first for RX, second
+ for TX) representing enabled datalines. Bit 0
+ represents first data line, bit 1 represents second
+ data line and so on. Data line is enabled if
+ corresponding bit is set to 1. By default, if property
+ not present, only dataline 0 is enabled for both
+ directions.
Optional properties (for mx6ul):
--
2.17.1
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