If the DT is used and the CPU DAI device has only one DAI, the card name will be like :

ALSA device list: 0: 40031000.sai-sgtl5000

And this name maybe a little ugly to some customers, so here the card name parsing from DT node is supported.

Signed-off-by: Xiubo Li Li.Xiubo@freescale.com --- sound/soc/generic/simple-card | 0 sound/soc/generic/simple-card. | 0 sound/soc/generic/simple-card.c | 7 ++++++- 3 files changed, 6 insertions(+), 1 deletion(-) create mode 100644 sound/soc/generic/simple-card create mode 100644 sound/soc/generic/simple-card.

diff --git a/sound/soc/generic/simple-card b/sound/soc/generic/simple-card new file mode 100644 index 0000000..e69de29 diff --git a/sound/soc/generic/simple-card. b/sound/soc/generic/simple-card. new file mode 100644 index 0000000..e69de29 diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index 0e2fbdd..b40b57c 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -143,6 +143,10 @@ static int asoc_simple_card_parse_of(struct device_node *node, return ret; }

+ /* parsing the card name from DT */ + snd_soc_of_parse_card_name(&info->snd_card, + "simple-audio-card,name"); + /* CPU sub-node */ ret = -EINVAL; np = of_get_child_by_name(node, "simple-audio-card,cpu"); @@ -257,7 +261,8 @@ static int asoc_simple_card_probe(struct platform_device *pdev) /* * init snd_soc_card */ - cinfo->snd_card.name = cinfo->card; + if (!cinfo->snd_card.name) + cinfo->snd_card.name = cinfo->card; cinfo->snd_card.owner = THIS_MODULE; cinfo->snd_card.dai_link = &cinfo->snd_link; cinfo->snd_card.num_links = 1;