The simple-card's DAPM route maping is optional. For example, the spdif has no need of this.
Signed-off-by: Xiubo Li <li.xi...@freescale.com> --- sound/soc/generic/simple-card.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/sound/soc/generic/simple-card.c b/sound/soc/generic/simple-card.c index e86ddf5..889908a 100644 --- a/sound/soc/generic/simple-card.c +++ b/sound/soc/generic/simple-card.c @@ -145,10 +145,12 @@ static int asoc_simple_card_parse_of(struct device_node *node, (SND_SOC_DAIFMT_FORMAT_MASK | SND_SOC_DAIFMT_INV_MASK); /* DAPM routes */ - ret = snd_soc_of_parse_audio_routing(&info->snd_card, + if (of_property_read_bool(node, "simple-audio-card,routing")) { + ret = snd_soc_of_parse_audio_routing(&info->snd_card, "simple-audio-card,routing"); - if (ret) - return ret; + if (ret) + return ret; + } /* CPU sub-node */ ret = -EINVAL; -- 1.8.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/