dab5a44067
n As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
128 lines
3.7 KiB
Diff
128 lines
3.7 KiB
Diff
From f3e09b361bf5b1d8174f9b0631ab586ce9214496 Mon Sep 17 00:00:00 2001
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From: Florian Meier <florian.meier@koalo.de>
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Date: Fri, 22 Nov 2013 14:59:51 +0100
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Subject: [PATCH] ASoC: Add support for PCM5102A codec
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Some definitions to support the PCM5102A codec
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by Texas Instruments.
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Signed-off-by: Florian Meier <florian.meier@koalo.de>
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---
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sound/soc/codecs/Kconfig | 5 ++++
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sound/soc/codecs/Makefile | 2 ++
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sound/soc/codecs/pcm5102a.c | 70 +++++++++++++++++++++++++++++++++++++++++++++
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3 files changed, 77 insertions(+)
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create mode 100644 sound/soc/codecs/pcm5102a.c
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--- a/sound/soc/codecs/Kconfig
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+++ b/sound/soc/codecs/Kconfig
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@@ -89,6 +89,7 @@ config SND_SOC_ALL_CODECS
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select SND_SOC_PCM512x_SPI if SPI_MASTER
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select SND_SOC_RT286 if I2C
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select SND_SOC_RT298 if I2C
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+ select SND_SOC_PCM5102A if I2C
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select SND_SOC_RT5631 if I2C
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select SND_SOC_RT5640 if I2C
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select SND_SOC_RT5645 if I2C
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@@ -549,6 +550,10 @@ config SND_SOC_RT298
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tristate
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depends on I2C
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+config SND_SOC_PCM5102A
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+ tristate
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+ depends on I2C
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+
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config SND_SOC_RT5631
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tristate "Realtek ALC5631/RT5631 CODEC"
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depends on I2C
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--- a/sound/soc/codecs/Makefile
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+++ b/sound/soc/codecs/Makefile
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@@ -85,6 +85,7 @@ snd-soc-rl6231-objs := rl6231.o
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snd-soc-rl6347a-objs := rl6347a.o
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snd-soc-rt286-objs := rt286.o
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snd-soc-rt298-objs := rt298.o
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+snd-soc-pcm5102a-objs := pcm5102a.o
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snd-soc-rt5631-objs := rt5631.o
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snd-soc-rt5640-objs := rt5640.o
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snd-soc-rt5645-objs := rt5645.o
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@@ -280,6 +281,7 @@ obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-
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obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o
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obj-$(CONFIG_SND_SOC_RT286) += snd-soc-rt286.o
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obj-$(CONFIG_SND_SOC_RT298) += snd-soc-rt298.o
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+obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
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obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o
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obj-$(CONFIG_SND_SOC_RT5640) += snd-soc-rt5640.o
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obj-$(CONFIG_SND_SOC_RT5645) += snd-soc-rt5645.o
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--- /dev/null
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+++ b/sound/soc/codecs/pcm5102a.c
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@@ -0,0 +1,70 @@
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+/*
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+ * Driver for the PCM5102A codec
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+ *
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+ * Author: Florian Meier <florian.meier@koalo.de>
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+ * Copyright 2013
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License
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+ * version 2 as published by the Free Software Foundation.
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+ *
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+ * This program is distributed in the hope that it will be useful, but
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+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * General Public License for more details.
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+ */
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+
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+
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+#include <linux/init.h>
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+#include <linux/module.h>
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+#include <linux/platform_device.h>
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+
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+#include <sound/soc.h>
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+
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+static struct snd_soc_dai_driver pcm5102a_dai = {
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+ .name = "pcm5102a-hifi",
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+ .playback = {
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+ .channels_min = 2,
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+ .channels_max = 2,
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+ .rates = SNDRV_PCM_RATE_8000_192000,
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+ .formats = SNDRV_PCM_FMTBIT_S16_LE |
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+ SNDRV_PCM_FMTBIT_S24_LE |
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+ SNDRV_PCM_FMTBIT_S32_LE
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+ },
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+};
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+
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+static struct snd_soc_codec_driver soc_codec_dev_pcm5102a;
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+
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+static int pcm5102a_probe(struct platform_device *pdev)
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+{
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+ return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pcm5102a,
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+ &pcm5102a_dai, 1);
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+}
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+
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+static int pcm5102a_remove(struct platform_device *pdev)
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+{
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+ snd_soc_unregister_codec(&pdev->dev);
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+ return 0;
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+}
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+
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+static const struct of_device_id pcm5102a_of_match[] = {
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+ { .compatible = "ti,pcm5102a", },
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+ { }
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+};
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+MODULE_DEVICE_TABLE(of, pcm5102a_of_match);
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+
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+static struct platform_driver pcm5102a_codec_driver = {
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+ .probe = pcm5102a_probe,
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+ .remove = pcm5102a_remove,
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+ .driver = {
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+ .name = "pcm5102a-codec",
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+ .owner = THIS_MODULE,
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+ .of_match_table = pcm5102a_of_match,
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+ },
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+};
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+
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+module_platform_driver(pcm5102a_codec_driver);
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+
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+MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
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+MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
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+MODULE_LICENSE("GPL v2");
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