From 2fd2737a1a0553e164d1b4f78687edf573f8e621 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 | 69 ++++++++++++++++++++++++++++++++++++++++++++
 src/conf/cards/Makefile.am   |  3 +-
 src/conf/cards/aliases.conf  |  1 +
 3 files changed, 72 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..ee323c7
--- /dev/null
+++ b/src/conf/cards/IMX-XCVR.conf
@@ -0,0 +1,69 @@
+#
+# Configuration for the IMX-XCVR sound card using software IEC958
+# subframe conversion
+#
+IMX-XCVR.pcm.default {
+	@args [ CARD ]
+	@args.CARD { type string }
+	type asym
+	playback.pcm {
+		type linear
+		slave.pcm {
+			@func concat
+			strings [ "iec958:" $CARD ]
+		}
+		slave.format S24_LE
+	}
+	capture.pcm {
+		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 asym
+	playback.pcm {
+		type hooks
+		slave.pcm {
+			type hw
+			card $CARD
+		}
+		hooks.0 {
+			type ctl_elems
+			hook_args [
+			{
+				interface PCM
+				name "IEC958 Playback Default"
+				preserve true
+				optional true
+				value [ $AES0 $AES1 $AES2 $AES3 ]
+			}
+			]
+		}
+	}
+	capture.pcm {
+		type iec958
+		slave {
+			format IEC958_SUBFRAME_LE
+			pcm {
+				type plug
+				slave.pcm {
+					type hw
+					card $CARD
+				}
+			}
+		}
+		status [ $AES0 $AES1 $AES2 $AES3 ]
+	}
+}
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 5d92ac7..c195848 100644
--- a/src/conf/cards/aliases.conf
+++ b/src/conf/cards/aliases.conf
@@ -60,6 +60,7 @@ VC4-HDMI cards.vc4-hdmi
 cs42888-audio cards.CS42888
 imx-hdmi-soc cards.IMX-HDMI
 ak4458-audio cards.AK4458
+imx-audio-xcvr cards.IMX-XCVR
 
 <confdir:pcm/default.conf>
 <confdir:pcm/dmix.conf>
-- 
2.7.4