linux-kernel - [PATCH 06/10] ASoC: dt-bindings: Document dl

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Message-Id: <20190722124833.28757-7-daniel.baluta@nxp.com>
Date:   Mon, 22 Jul 2019 15:48:29 +0300
From:   Daniel Baluta <daniel.baluta@....com>
To:     broonie@...nel.org
Cc:     festevam@...il.com, perex@...ex.cz, tiwai@...e.com,
        Xiubo.Lee@...il.com, nicoleotsuka@...il.com, timur@...nel.org,
        alsa-devel@...a-project.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org, linux-imx@....com,
        shengjiu.wang@....com, angus@...ea.ca, kernel@...gutronix.de,
        l.stach@...gutronix.de, viorel.suman@....com,
        Daniel Baluta <daniel.baluta@....com>
Subject: [PATCH 06/10] ASoC: dt-bindings: Document dl_mask property

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@....com>
---
 Documentation/devicetree/bindings/sound/fsl-sai.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/fsl-sai.txt b/Documentation/devicetree/bindings/sound/fsl-sai.txt
index 2e726b983845..59f4d965a5fb 100644
--- a/Documentation/devicetree/bindings/sound/fsl-sai.txt
+++ b/Documentation/devicetree/bindings/sound/fsl-sai.txt
@@ -49,6 +49,11 @@ 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.
 
 Optional properties (for mx6ul):
 
-- 
2.17.1