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Message-Id: <20240626-port-map-v1-4-bd8987d2b332@linaro.org>
Date: Thu, 27 Jun 2024 12:55:20 +0100
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Banajit Goswami <bgoswami@...cinc.com>,
Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, Jaroslav Kysela <perex@...ex.cz>,
Takashi Iwai <tiwai@...e.com>, Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-arm-msm@...r.kernel.org,
Neil Armstrong <neil.armstrong@...aro.org>, alsa-devel@...a-project.org,
linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Subject: [PATCH 4/6] ASoC: codecs: wsa884x: parse port-mapping information
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@...aro.org>
---
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
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