summaryrefslogtreecommitdiff
path: root/target/linux/brcm2708/patches-3.18/0031-ASoC-Add-support-for-PCM5102A-codec.patch
blob: 6b393d3fdde0190cefe18906d4cb5edc933bdc5b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
From c3294683a11a781ec75c31d0717bee4f6438c6e6 Mon Sep 17 00:00:00 2001
From: Florian Meier <florian.meier@koalo.de>
Date: Fri, 22 Nov 2013 14:59:51 +0100
Subject: [PATCH 031/114] ASoC: Add support for PCM5102A codec

Some definitions to support the PCM5102A codec
by Texas Instruments.

Signed-off-by: Florian Meier <florian.meier@koalo.de>
---
 sound/soc/codecs/Kconfig    |  4 +++
 sound/soc/codecs/Makefile   |  2 ++
 sound/soc/codecs/pcm5102a.c | 63 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 69 insertions(+)
 create mode 100644 sound/soc/codecs/pcm5102a.c

diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index a68d173..0ef8bb7 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -80,6 +80,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_PCM512x_I2C if I2C
 	select SND_SOC_PCM512x_SPI if SPI_MASTER
 	select SND_SOC_RT286 if I2C
+	select SND_SOC_PCM5102A if I2C
 	select SND_SOC_RT5631 if I2C
 	select SND_SOC_RT5640 if I2C
 	select SND_SOC_RT5645 if I2C
@@ -486,6 +487,9 @@ config SND_SOC_RT286
 	tristate
 	depends on I2C
 
+config SND_SOC_PCM5102A
+	tristate
+
 config SND_SOC_RT5631
 	tristate
 
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 5dce451..7b606e6 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -74,6 +74,7 @@ snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o
 snd-soc-pcm512x-spi-objs := pcm512x-spi.o
 snd-soc-rl6231-objs := rl6231.o
 snd-soc-rt286-objs := rt286.o
+snd-soc-pcm5102a-objs := pcm5102a.o
 snd-soc-rt5631-objs := rt5631.o
 snd-soc-rt5640-objs := rt5640.o
 snd-soc-rt5645-objs := rt5645.o
@@ -250,6 +251,7 @@ obj-$(CONFIG_SND_SOC_PCM512x_I2C)	+= snd-soc-pcm512x-i2c.o
 obj-$(CONFIG_SND_SOC_PCM512x_SPI)	+= snd-soc-pcm512x-spi.o
 obj-$(CONFIG_SND_SOC_RL6231)	+= snd-soc-rl6231.o
 obj-$(CONFIG_SND_SOC_RT286)	+= snd-soc-rt286.o
+obj-$(CONFIG_SND_SOC_PCM5102A)	+= snd-soc-pcm5102a.o
 obj-$(CONFIG_SND_SOC_RT5631)	+= snd-soc-rt5631.o
 obj-$(CONFIG_SND_SOC_RT5640)	+= snd-soc-rt5640.o
 obj-$(CONFIG_SND_SOC_RT5645)	+= snd-soc-rt5645.o
diff --git a/sound/soc/codecs/pcm5102a.c b/sound/soc/codecs/pcm5102a.c
new file mode 100644
index 0000000..126f1e9
--- /dev/null
+++ b/sound/soc/codecs/pcm5102a.c
@@ -0,0 +1,63 @@
+/*
+ * Driver for the PCM5102A codec
+ *
+ * Author:	Florian Meier <florian.meier@koalo.de>
+ *		Copyright 2013
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <sound/soc.h>
+
+static struct snd_soc_dai_driver pcm5102a_dai = {
+	.name = "pcm5102a-hifi",
+	.playback = {
+		.channels_min = 2,
+		.channels_max = 2,
+		.rates = SNDRV_PCM_RATE_8000_192000,
+		.formats = SNDRV_PCM_FMTBIT_S16_LE |
+			   SNDRV_PCM_FMTBIT_S24_LE |
+			   SNDRV_PCM_FMTBIT_S32_LE
+	},
+};
+
+static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;
+
+static int pcm5102a_probe(struct platform_device *pdev)
+{
+	return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,
+			&pcm5102a_dai, 1);
+}
+
+static int pcm5102a_remove(struct platform_device *pdev)
+{
+	snd_soc_unregister_codec(&pdev->dev);
+	return 0;
+}
+
+static struct platform_driver pcm5102a_codec_driver = {
+	.probe 		= pcm5102a_probe,
+	.remove 	= pcm5102a_remove,
+	.driver		= {
+		.name	= "pcm5102a-codec",
+		.owner	= THIS_MODULE,
+	},
+};
+
+module_platform_driver(pcm5102a_codec_driver);
+
+MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
+MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
+MODULE_LICENSE("GPL v2");
-- 
1.8.3.2