1 files changed, 87 insertions, 0 deletions
diff --git a/recipes-multimedia/alsa/alsa-lib/0006-add-conf-for-iMX-XCVR-sound-card.patch b/recipes-multimedia/alsa/alsa-lib/0006-add-conf-for-iMX-XCVR-sound-card.patch
new file mode 100644
index 00000000..1f558185
--- /dev/null
+++ b/recipes-multimedia/alsa/alsa-lib/0006-add-conf-for-iMX-XCVR-sound-card.patch
@@ -0,0 +1,87 @@
+From 36aae65dc913e1ebe72366d7ae361897d465e88d Mon Sep 17 00:00:00 2001
+From: Viorel Suman <viorel.suman@nxp.com>
+Date: Mon, 9 Mar 2020 14:25:46 +0200
+Subject: [PATCH] add conf for iMX XCVR sound card
+
+Upstream-Status: Pending
+
+Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
+
+---
+ src/conf/cards/IMX-XCVR.conf | 39 ++++++++++++++++++++++++++++++++++++
+ src/conf/cards/Makefile.am   |  3 ++-
+ src/conf/cards/aliases.conf  |  1 +
+ 3 files changed, 42 insertions(+), 1 deletion(-)
+ create mode 100755 src/conf/cards/IMX-XCVR.conf
+
+diff --git a/src/conf/cards/IMX-XCVR.conf b/src/conf/cards/IMX-XCVR.conf
+new file mode 100755
+index 0000000..009000c
+--- /dev/null
++++ b/src/conf/cards/IMX-XCVR.conf
+@@ -0,0 +1,39 @@
++#
++# Configuration for the IMX-XCVR sound card using software IEC958
++# subframe conversion
++#
++IMX-XCVR.pcm.default {
++	@args [ CARD ]
++	@args.CARD { type string }
++	type plug
++	slave.pcm {
++		@func concat
++		strings [ "iec958:" $CARD ]
++	}
++}
++
++<confdir:pcm/iec958.conf>
++
++IMX-XCVR.pcm.iec958.0 {
++	@args [ CARD AES0 AES1 AES2 AES3 ]
++	@args.CARD { type string  }
++	@args.AES0 { type integer }
++	@args.AES1 { type integer }
++	@args.AES2 { type integer }
++	@args.AES3 { type integer }
++	type iec958
++	slave {
++		format IEC958_SUBFRAME_LE
++		pcm {
++			type plug
++			slave.pcm {
++				type hw
++				card $CARD
++			}
++		}
++	}
++	status [ $AES0 $AES1 $AES2 $AES3 ]
++	preamble.z 0x0
++	preamble.x 0x1
++	preamble.y 0x3
++}
+diff --git a/src/conf/cards/Makefile.am b/src/conf/cards/Makefile.am
+index 34fa5a3..70b9bab 100644
+--- a/src/conf/cards/Makefile.am
++++ b/src/conf/cards/Makefile.am
+@@ -61,7 +61,8 @@ cfg_files = aliases.conf \
+ 	VXPocket440.conf \
+ 	CS42888.conf \
+ 	IMX-HDMI.conf \
+-	AK4458.conf
++	AK4458.conf \
++	IMX-XCVR.conf
+ 
+ if BUILD_ALISP
+ cfg_files += aliases.alisp
+diff --git a/src/conf/cards/aliases.conf b/src/conf/cards/aliases.conf
+index 2f0a22a..e824145 100644
+--- a/src/conf/cards/aliases.conf
++++ b/src/conf/cards/aliases.conf
+@@ -60,6 +60,7 @@ VC4-HDMI cards.vc4-hdmi
+ imx-cs42888 cards.CS42888
+ imx-hdmi-soc cards.IMX-HDMI
+ ak4458-audio cards.AK4458
++imx-audio-xcvr cards.IMX-XCVR
+ 
+ <confdir:ctl/default.conf>
+ <confdir:pcm/default.conf>