diff options
| author | Jun Nie <jun.nie@linaro.org> | 2015-04-29 18:11:07 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-05-04 14:59:04 +0100 |
| commit | e0ae225b7e96e50daaa3ca8d3cd2c944ce48e007 (patch) | |
| tree | 68841c9603d99739b644f2ed20f02c61aeffa397 | |
| parent | b787f68c36d49bb1d9236f403813641efa74a031 (diff) | |
ASoC: simple-card: support platform in dts parse
Support platform in dts parse so that dma pcm component
can be added in dts.
Signed-off-by: Jun Nie <jun.nie@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/generic/simple-card.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index 33feee9ca8c3..c87e58504a62 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -307,6 +307,7 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, idx); struct simple_dai_props *dai_props = simple_priv_to_props(priv, idx); struct device_node *cpu = NULL; + struct device_node *plat = NULL; struct device_node *codec = NULL; char *name; char prop[128]; @@ -320,6 +321,9 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, snprintf(prop, sizeof(prop), "%scpu", prefix); cpu = of_get_child_by_name(node, prop); + snprintf(prop, sizeof(prop), "%splat", prefix); + plat = of_get_child_by_name(node, prop); + snprintf(prop, sizeof(prop), "%scodec", prefix); codec = of_get_child_by_name(node, prop); @@ -352,8 +356,16 @@ static int asoc_simple_card_dai_link_of(struct device_node *node, goto dai_link_of_err; } - /* Simple Card assumes platform == cpu */ - dai_link->platform_of_node = dai_link->cpu_of_node; + if (plat) { + struct of_phandle_args args; + + ret = of_parse_phandle_with_args(plat, "sound-dai", + "#sound-dai-cells", 0, &args); + dai_link->platform_of_node = args.np; + } else { + /* Assumes platform == cpu */ + dai_link->platform_of_node = dai_link->cpu_of_node; + } /* DAI link name is created from CPU/CODEC dai name */ name = devm_kzalloc(dev, |