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Commit e0ae225b authored by Jun Nie's avatar Jun Nie Committed by Mark Brown
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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: default avatarJun Nie <jun.nie@linaro.org>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b787f68c

sound/soc/generic/simple-card.c

+14 −2
Original line number Diff line number Diff line
@@ -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 */

	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,