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Message-ID: <1436410287-61097-1-git-send-email-koro.chen@mediatek.com>
Date: Thu, 9 Jul 2015 10:51:27 +0800
From: Koro Chen <koro.chen@...iatek.com>
To: <robh+dt@...nel.org>, <matthias.bgg@...il.com>,
<broonie@...nel.org>, <perex@...ex.cz>, <tiwai@...e.de>
CC: <srv_heupstream@...iatek.com>,
<linux-mediatek@...ts.infradead.org>, <s.hauer@...gutronix.de>,
<galak@...eaurora.org>, <lgirdwood@...il.com>,
<devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <alsa-devel@...a-project.org>,
Koro Chen <koro.chen@...iatek.com>
Subject: [PATCH] ASoC: mediatek: Use platform_of_node for machine drivers
This replaces the platform_name in snd_soc_dai_link by device tree node.
Signed-off-by: Koro Chen <koro.chen@...iatek.com>
---
.../devicetree/bindings/sound/mt8173-max98090.txt | 2 ++
.../bindings/sound/mt8173-rt5650-rt5676.txt | 2 ++
sound/soc/mediatek/mt8173-max98090.c | 17 +++++++++++++----
sound/soc/mediatek/mt8173-rt5650-rt5676.c | 19 +++++++++++++++----
4 files changed, 32 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/sound/mt8173-max98090.txt b/Documentation/devicetree/bindings/sound/mt8173-max98090.txt
index 829bd26..519e97c 100644
--- a/Documentation/devicetree/bindings/sound/mt8173-max98090.txt
+++ b/Documentation/devicetree/bindings/sound/mt8173-max98090.txt
@@ -3,11 +3,13 @@ MT8173 with MAX98090 CODEC
Required properties:
- compatible : "mediatek,mt8173-max98090"
- mediatek,audio-codec: the phandle of the MAX98090 audio codec
+- mediatek,platform: the phandle of MT8173 ASoC platform
Example:
sound {
compatible = "mediatek,mt8173-max98090";
mediatek,audio-codec = <&max98090>;
+ mediatek,platform = <&afe>;
};
diff --git a/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt b/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt
index 61e98c9..f205ce9 100644
--- a/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt
+++ b/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt
@@ -3,11 +3,13 @@ MT8173 with RT5650 RT5676 CODECS
Required properties:
- compatible : "mediatek,mt8173-rt5650-rt5676"
- mediatek,audio-codec: the phandles of rt5650 and rt5676 codecs
+- mediatek,platform: the phandle of MT8173 ASoC platform
Example:
sound {
compatible = "mediatek,mt8173-rt5650-rt5676";
mediatek,audio-codec = <&rt5650 &rt5676>;
+ mediatek,platform = <&afe>;
};
diff --git a/sound/soc/mediatek/mt8173-max98090.c b/sound/soc/mediatek/mt8173-max98090.c
index 4d44b58..2d2536a 100644
--- a/sound/soc/mediatek/mt8173-max98090.c
+++ b/sound/soc/mediatek/mt8173-max98090.c
@@ -103,7 +103,6 @@ static struct snd_soc_dai_link mt8173_max98090_dais[] = {
.name = "MAX98090 Playback",
.stream_name = "MAX98090 Playback",
.cpu_dai_name = "DL1",
- .platform_name = "11220000.mt8173-afe-pcm",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
@@ -114,7 +113,6 @@ static struct snd_soc_dai_link mt8173_max98090_dais[] = {
.name = "MAX98090 Capture",
.stream_name = "MAX98090 Capture",
.cpu_dai_name = "VUL",
- .platform_name = "11220000.mt8173-afe-pcm",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
@@ -125,7 +123,6 @@ static struct snd_soc_dai_link mt8173_max98090_dais[] = {
{
.name = "Codec",
.cpu_dai_name = "I2S",
- .platform_name = "11220000.mt8173-afe-pcm",
.no_pcm = 1,
.codec_dai_name = "HiFi",
.init = mt8173_max98090_init,
@@ -152,9 +149,21 @@ static struct snd_soc_card mt8173_max98090_card = {
static int mt8173_max98090_dev_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &mt8173_max98090_card;
- struct device_node *codec_node;
+ struct device_node *codec_node, *platform_node;
int ret, i;
+ platform_node = of_parse_phandle(pdev->dev.of_node,
+ "mediatek,platform", 0);
+ if (!platform_node) {
+ dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
+ return -EINVAL;
+ }
+ for (i = 0; i < card->num_links; i++) {
+ if (mt8173_max98090_dais[i].platform_name)
+ continue;
+ mt8173_max98090_dais[i].platform_of_node = platform_node;
+ }
+
codec_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,audio-codec", 0);
if (!codec_node) {
diff --git a/sound/soc/mediatek/mt8173-rt5650-rt5676.c b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
index 0940553..6f52eca 100644
--- a/sound/soc/mediatek/mt8173-rt5650-rt5676.c
+++ b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
@@ -138,7 +138,6 @@ static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais[] = {
.name = "rt5650_rt5676 Playback",
.stream_name = "rt5650_rt5676 Playback",
.cpu_dai_name = "DL1",
- .platform_name = "11220000.mt8173-afe-pcm",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
@@ -149,7 +148,6 @@ static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais[] = {
.name = "rt5650_rt5676 Capture",
.stream_name = "rt5650_rt5676 Capture",
.cpu_dai_name = "VUL",
- .platform_name = "11220000.mt8173-afe-pcm",
.codec_name = "snd-soc-dummy",
.codec_dai_name = "snd-soc-dummy-dai",
.trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
@@ -161,7 +159,6 @@ static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais[] = {
{
.name = "Codec",
.cpu_dai_name = "I2S",
- .platform_name = "11220000.mt8173-afe-pcm",
.no_pcm = 1,
.codecs = mt8173_rt5650_rt5676_codecs,
.num_codecs = 2,
@@ -209,7 +206,21 @@ static struct snd_soc_card mt8173_rt5650_rt5676_card = {
static int mt8173_rt5650_rt5676_dev_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &mt8173_rt5650_rt5676_card;
- int ret;
+ struct device_node *platform_node;
+ int i, ret;
+
+ platform_node = of_parse_phandle(pdev->dev.of_node,
+ "mediatek,platform", 0);
+ if (!platform_node) {
+ dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < card->num_links; i++) {
+ if (mt8173_rt5650_rt5676_dais[i].platform_name)
+ continue;
+ mt8173_rt5650_rt5676_dais[i].platform_of_node = platform_node;
+ }
mt8173_rt5650_rt5676_codecs[0].of_node =
of_parse_phandle(pdev->dev.of_node, "mediatek,audio-codec", 0);
--
1.8.1.1.dirty
--
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