From 7fe0dbd215f91e0b90e74f5dd39300941d269b5d Mon Sep 17 00:00:00 2001
From: Guido Roncarolo <guido.roncarolo@nxp.com>
Date: Tue, 15 Oct 2019 08:30:41 +0200
Subject: [PATCH] topology: Add topology for i.MX8QXP with wm8960 codec

This pipeline adds support for S24_LE, 2 channels, 48KHz playback.

Signed-off-by: Guido Roncarolo <guido.roncarolo@nxp.com>
---
 tools/topology/CMakeLists.txt        |  1 +
 tools/topology/sof-imx8qxp-wm8960.m4 | 68 ++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 tools/topology/sof-imx8qxp-wm8960.m4

diff --git a/tools/topology/CMakeLists.txt b/tools/topology/CMakeLists.txt
index f659c63f5..d32ae8702 100644
--- a/tools/topology/CMakeLists.txt
+++ b/tools/topology/CMakeLists.txt
@@ -88,6 +88,7 @@ set(TPLGS
 	"sof-imx8qxp-nocodec\;sof-imx8qxp-nocodec"
 	"sof-imx8qxp-cs42888\;sof-imx8qxp-cs42888"
 	"sof-imx8qxp-nocodec-sai\;sof-imx8qxp-nocodec-sai"
+	"sof-imx8qxp-wm8960\;sof-imx8qxp-wm8960"
 )
 
 add_custom_target(topologies ALL)
diff --git a/tools/topology/sof-imx8qxp-wm8960.m4 b/tools/topology/sof-imx8qxp-wm8960.m4
new file mode 100644
index 000000000..c539abb0e
--- /dev/null
+++ b/tools/topology/sof-imx8qxp-wm8960.m4
@@ -0,0 +1,68 @@
+#
+# Topology for i.MX8QXP board with wm8960 codec
+#
+
+# Include topology builder
+include(`utils.m4')
+include(`dai.m4')
+include(`pipeline.m4')
+include(`sai.m4')
+include(`pcm.m4')
+include(`buffer.m4')
+
+# Include TLV library
+include(`common/tlv.m4')
+
+# Include Token library
+include(`sof/tokens.m4')
+
+# Include DSP configuration
+include(`platform/imx/imx8qxp.m4')
+
+#
+# Define the pipelines
+#
+# PCM0 ----> volume -----> SAI1 (wm8960)
+#
+
+dnl PIPELINE_PCM_ADD(pipeline,
+dnl     pipe id, pcm, max channels, format,
+dnl     period, priority, core,
+dnl     pcm_min_rate, pcm_max_rate, pipeline_rate,
+dnl     time_domain, sched_comp)
+
+# Low Latency playback pipeline 1 on PCM 0 using max 2 channels of s24le.
+# Set 1000us deadline on core 0 with priority 0
+PIPELINE_PCM_ADD(sof/pipe-volume-playback.m4,
+	1, 0, 2, s24le,
+	1000, 0, 0,
+	48000, 48000, 48000)
+
+#
+# DAIs configuration
+#
+
+dnl DAI_ADD(pipeline,
+dnl     pipe id, dai type, dai_index, dai_be,
+dnl     buffer, periods, format,
+dnl     period, priority, core, time_domain)
+
+# playback DAI is SAI1 using 2 periods
+# Buffers use s24le format, with 48 frame per 1000us on core 0 with priority 0
+DAI_ADD(sof/pipe-dai-playback.m4,
+	1, SAI, 1, SAI1-Codec,
+	PIPELINE_SOURCE_1, 2, s24le,
+	1000, 0, 0)
+
+# PCM Low Latency, id 0
+
+dnl PCM_PLAYBACK_ADD(name, pcm_id, playback)
+PCM_PLAYBACK_ADD(Port0, 0, PIPELINE_PCM_1)
+
+dnl DAI_CONFIG(type, idx, link_id, name, sai_config)
+DAI_CONFIG(SAI, 1, 0, SAI1-Codec,
+	SAI_CONFIG(I2S, SAI_CLOCK(mclk, 49152000, codec_mclk_in),
+		SAI_CLOCK(bclk, 3072000, codec_slave),
+		SAI_CLOCK(fsync, 48000, codec_slave),
+		SAI_TDM(2, 32, 3, 3),
+		SAI_CONFIG_DATA(SAI, 1, 0)))