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ARM: dts: imx6qdl-wandboard: Fix audio channel swap
authorFabio Estevam <fabio.estevam@nxp.com>
Sun, 14 May 2017 14:50:50 +0000 (11:50 -0300)
committerShawn Guo <shawnguo@kernel.org>
Mon, 15 May 2017 12:29:08 +0000 (20:29 +0800)
When running a stress playback/stop loop test on a mx6wandboard channel
swaps can be noticed randomly.

Increasing the SGTL5000 LRCLK pad strength to its maximum value fixes
the issue, so add the 'lrclk-strength' property to avoid the audio
channel swaps.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
arch/arm/boot/dts/imx6qdl-wandboard.dtsi patch | blob | blame | history

diff --git a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
index 82dc5744ae19b175dd18b953598f90cbef31bd18..850ceadbc2cf739d9b509c40e24c4b35bdba4d0b 100644 (file)
--- a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
@@ -88,6 +88,7 @@
                clocks = <&clks IMX6QDL_CLK_CKO>;
                VDDA-supply = <&reg_2p5v>;
                VDDIO-supply = <&reg_3p3v>;
+               lrclk-strength = <3>;
        };
 };