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Subject[PATCH v4 5/5] ASoC: codecs: wsa881x: add static port map support
Date
Two instances of WSA881x(Speaker Right, Speaker Left) ports
are statically mapped to master ports. Allow the driver to parse
those mappings from device tree.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/codecs/wsa881x.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/sound/soc/codecs/wsa881x.c b/sound/soc/codecs/wsa881x.c
index db87e07b11c9..b3568aec0cd0 100644
--- a/sound/soc/codecs/wsa881x.c
+++ b/sound/soc/codecs/wsa881x.c
@@ -1093,6 +1093,7 @@ static int wsa881x_probe(struct sdw_slave *pdev,
const struct sdw_device_id *id)
{
struct wsa881x_priv *wsa881x;
+ struct device *dev = &pdev->dev;

wsa881x = devm_kzalloc(&pdev->dev, sizeof(*wsa881x), GFP_KERNEL);
if (!wsa881x)
@@ -1105,6 +1106,12 @@ static int wsa881x_probe(struct sdw_slave *pdev,
return PTR_ERR(wsa881x->sd_n);
}

+ /* valid port numbers on this codec starts from 1, so skip 0th index */
+ if (of_property_read_u32_array(dev->of_node, "qcom,port-mapping",
+ &pdev->m_port_map[1],
+ WSA881X_MAX_SWR_PORTS))
+ dev_info(dev, "Static Port mapping not specified\n");
+
dev_set_drvdata(&pdev->dev, wsa881x);
wsa881x->slave = pdev;
wsa881x->dev = &pdev->dev;
--
2.21.0
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