From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Baluta Subject: [PATCH v2 4/7] ASoC: dt-bindings: Document dl-mask property Date: Sun, 28 Jul 2019 22:24:26 +0300 Message-ID: <20190728192429.1514-5-daniel.baluta@nxp.com> References: <20190728192429.1514-1-daniel.baluta@nxp.com> Return-path: In-Reply-To: <20190728192429.1514-1-daniel.baluta@nxp.com> Sender: linux-kernel-owner@vger.kernel.org To: broonie@kernel.org Cc: l.stach@pengutronix.de, mihai.serban@gmail.com, alsa-devel@alsa-project.org, viorel.suman@nxp.com, timur@kernel.org, shengjiu.wang@nxp.com, angus@akkea.ca, tiwai@suse.com, nicoleotsuka@gmail.com, linux-imx@nxp.com, kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, robh@kernel.org, Daniel Baluta List-Id: devicetree@vger.kernel.org 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 --- 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