openwrtv4/target/linux/brcm2708/patches-4.4/0239-Modify-IQAudIO-DAC-ASoC-driver-to-set-card-dai-confi.patch

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From 9f531cf57594be3a2d0eb4502c301ceadcc612cd Mon Sep 17 00:00:00 2001
From: DigitalDreamtime <clive.messer@digitaldreamtime.co.uk>
Date: Thu, 14 Apr 2016 00:57:33 +0100
Subject: [PATCH 239/304] Modify IQAudIO DAC+ ASoC driver to set card/dai
config from dt
Add the ability to set the card name, dai name and dai stream name, from
dt config.
Signed-off-by: DigitalDreamtime <clive.messer@digitaldreamtime.co.uk>
---
sound/soc/bcm/iqaudio-dac.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
--- a/sound/soc/bcm/iqaudio-dac.c
+++ b/sound/soc/bcm/iqaudio-dac.c
@@ -61,8 +61,6 @@ static struct snd_soc_ops snd_rpi_iqaudi
static struct snd_soc_dai_link snd_rpi_iqaudio_dac_dai[] = {
{
- .name = "IQaudIO DAC",
- .stream_name = "IQaudIO DAC HiFi",
.cpu_dai_name = "bcm2708-i2s.0",
.codec_dai_name = "pcm512x-hifi",
.platform_name = "bcm2708-i2s.0",
@@ -76,7 +74,6 @@ static struct snd_soc_dai_link snd_rpi_i
/* audio machine driver */
static struct snd_soc_card snd_rpi_iqaudio_dac = {
- .name = "IQaudIODAC",
.owner = THIS_MODULE,
.dai_link = snd_rpi_iqaudio_dac_dai,
.num_links = ARRAY_SIZE(snd_rpi_iqaudio_dac_dai),
@@ -90,6 +87,7 @@ static int snd_rpi_iqaudio_dac_probe(str
if (pdev->dev.of_node) {
struct device_node *i2s_node;
+ struct snd_soc_card *card = &snd_rpi_iqaudio_dac;
struct snd_soc_dai_link *dai = &snd_rpi_iqaudio_dac_dai[0];
i2s_node = of_parse_phandle(pdev->dev.of_node,
"i2s-controller", 0);
@@ -103,6 +101,15 @@ static int snd_rpi_iqaudio_dac_probe(str
digital_gain_0db_limit = !of_property_read_bool(pdev->dev.of_node,
"iqaudio,24db_digital_gain");
+ if (of_property_read_string(pdev->dev.of_node, "card_name",
+ &card->name))
+ card->name = "IQaudIODAC";
+ if (of_property_read_string(pdev->dev.of_node, "dai_name",
+ &dai->name))
+ dai->name = "IQaudIO DAC";
+ if (of_property_read_string(pdev->dev.of_node, "dai_stream_name",
+ &dai->stream_name))
+ dai->stream_name = "IQaudIO DAC HiFi";
}
ret = snd_soc_register_card(&snd_rpi_iqaudio_dac);