[PATCH 4/6] ASoC: codecs: wsa884x: parse port-mapping information

[Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>]

Add support to parse static master port map information from device tree.
This is required for correct port mapping between soundwire device and
master ports.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
---
 sound/soc/codecs/wsa884x.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sound/soc/codecs/wsa884x.c b/sound/soc/codecs/wsa884x.c
index a9767ef0e39d..72ff71bfb827 100644
--- a/sound/soc/codecs/wsa884x.c
+++ b/sound/soc/codecs/wsa884x.c
@@ -1887,6 +1887,14 @@ static int wsa884x_probe(struct sdw_slave *pdev,
 	wsa884x->sconfig.direction = SDW_DATA_DIR_RX;
 	wsa884x->sconfig.type = SDW_STREAM_PDM;
 
+	/**
+	 * Port map index starts with 0, however the data port for this codec
+	 * are from index 1
+	 */
+	if (of_property_read_u32_array(dev->of_node, "qcom,port-mapping", &pdev->m_port_map[1],
+					WSA884X_MAX_SWR_PORTS))
+		dev_info(dev, "Static Port mapping not specified\n");
+
 	pdev->prop.sink_ports = GENMASK(WSA884X_MAX_SWR_PORTS, 0);
 	pdev->prop.simple_clk_stop_capable = true;
 	pdev->prop.sink_dpn_prop = wsa884x_sink_dpn_prop;

-- 
2.25.1