diff options
| author | Tzung-Bi Shih <tzungbi@google.com> | 2020-09-08 15:00:44 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-09-08 13:55:01 +0100 |
| commit | 6835302853169441069e11bc4642300c22009c2e (patch) | |
| tree | e8586a73a54c3dcc46e6dccbb4f52df92acbe0b4 /sound | |
| parent | 783560d02dd61aee20d1d00c1c061bcafea30264 (diff) | |
ASoC: mt6359: fix failed to parse DT properties
Mt6359 platform device is instantiated by mfd_add_devices(). In the
case, dev->of_node is NULL so that mt6359_parse_dt() always fails to
parse the desired DT properties.
Gets the DT properties via dev->parent->of_node.
Fixes: 8061734ab654 ("ASoC: mediatek: mt6359: add codec driver")
Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20200908070044.1142644-1-tzungbi@google.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/mt6359.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/sound/soc/codecs/mt6359.c b/sound/soc/codecs/mt6359.c index 72f05335b420..81aafb553bdd 100644 --- a/sound/soc/codecs/mt6359.c +++ b/sound/soc/codecs/mt6359.c @@ -2636,8 +2636,13 @@ static int mt6359_parse_dt(struct mt6359_priv *priv) { int ret; struct device *dev = priv->dev; + struct device_node *np; - ret = of_property_read_u32(dev->of_node, "mediatek,dmic-mode", + np = of_get_child_by_name(dev->parent->of_node, "mt6359codec"); + if (!np) + return -EINVAL; + + ret = of_property_read_u32(np, "mediatek,dmic-mode", &priv->dmic_one_wire_mode); if (ret) { dev_warn(priv->dev, "%s() failed to read dmic-mode\n", @@ -2645,7 +2650,7 @@ static int mt6359_parse_dt(struct mt6359_priv *priv) priv->dmic_one_wire_mode = 0; } - ret = of_property_read_u32(dev->of_node, "mediatek,mic-type-0", + ret = of_property_read_u32(np, "mediatek,mic-type-0", &priv->mux_select[MUX_MIC_TYPE_0]); if (ret) { dev_warn(priv->dev, "%s() failed to read mic-type-0\n", @@ -2653,7 +2658,7 @@ static int mt6359_parse_dt(struct mt6359_priv *priv) priv->mux_select[MUX_MIC_TYPE_0] = MIC_TYPE_MUX_IDLE; } - ret = of_property_read_u32(dev->of_node, "mediatek,mic-type-1", + ret = of_property_read_u32(np, "mediatek,mic-type-1", &priv->mux_select[MUX_MIC_TYPE_1]); if (ret) { dev_warn(priv->dev, "%s() failed to read mic-type-1\n", @@ -2661,7 +2666,7 @@ static int mt6359_parse_dt(struct mt6359_priv *priv) priv->mux_select[MUX_MIC_TYPE_1] = MIC_TYPE_MUX_IDLE; } - ret = of_property_read_u32(dev->of_node, "mediatek,mic-type-2", + ret = of_property_read_u32(np, "mediatek,mic-type-2", &priv->mux_select[MUX_MIC_TYPE_2]); if (ret) { dev_warn(priv->dev, "%s() failed to read mic-type-2\n", |