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Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0066-ASoC-Add-support-for-Rpi-DAC.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0066-ASoC-Add-support-for-Rpi-DAC.patch123
1 files changed, 123 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0066-ASoC-Add-support-for-Rpi-DAC.patch b/target/linux/brcm2708/patches-4.19/950-0066-ASoC-Add-support-for-Rpi-DAC.patch
new file mode 100644
index 0000000000..d4225de82b
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0066-ASoC-Add-support-for-Rpi-DAC.patch
@@ -0,0 +1,123 @@
+From 2112d06f09c1ecd601de065351bc60b08fc53bca Mon Sep 17 00:00:00 2001
+From: Florian Meier <florian.meier@koalo.de>
+Date: Mon, 25 Jan 2016 15:48:59 +0000
+Subject: [PATCH 066/703] ASoC: Add support for Rpi-DAC
+
+---
+ sound/soc/codecs/Kconfig | 5 +++
+ sound/soc/codecs/Makefile | 2 ++
+ sound/soc/codecs/pcm1794a.c | 69 +++++++++++++++++++++++++++++++++++++
+ 3 files changed, 76 insertions(+)
+ create mode 100644 sound/soc/codecs/pcm1794a.c
+
+--- a/sound/soc/codecs/Kconfig
++++ b/sound/soc/codecs/Kconfig
+@@ -118,6 +118,7 @@ config SND_SOC_ALL_CODECS
+ select SND_SOC_PCM179X_SPI if SPI_MASTER
+ select SND_SOC_PCM186X_I2C if I2C
+ select SND_SOC_PCM186X_SPI if SPI_MASTER
++ select SND_SOC_PCM1794A if I2C
+ select SND_SOC_PCM3008
+ select SND_SOC_PCM3168A_I2C if I2C
+ select SND_SOC_PCM3168A_SPI if SPI_MASTER
+@@ -834,6 +835,10 @@ config SND_SOC_RT5616
+ tristate "Realtek RT5616 CODEC"
+ depends on I2C
+
++config SND_SOC_PCM1794A
++ tristate
++ depends on I2C
++
+ config SND_SOC_RT5631
+ tristate "Realtek ALC5631/RT5631 CODEC"
+ depends on I2C
+--- a/sound/soc/codecs/Makefile
++++ b/sound/soc/codecs/Makefile
+@@ -118,6 +118,7 @@ snd-soc-pcm179x-spi-objs := pcm179x-spi.
+ snd-soc-pcm186x-objs := pcm186x.o
+ snd-soc-pcm186x-i2c-objs := pcm186x-i2c.o
+ snd-soc-pcm186x-spi-objs := pcm186x-spi.o
++snd-soc-pcm1794a-objs := pcm1794a.o
+ snd-soc-pcm3008-objs := pcm3008.o
+ snd-soc-pcm3168a-objs := pcm3168a.o
+ snd-soc-pcm3168a-i2c-objs := pcm3168a-i2c.o
+@@ -386,6 +387,7 @@ obj-$(CONFIG_SND_SOC_PCM5102A) += snd-so
+ obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc-pcm512x.o
+ obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o
+ obj-$(CONFIG_SND_SOC_PCM512x_SPI) += snd-soc-pcm512x-spi.o
++obj-$(CONFIG_SND_SOC_PCM1794A) += snd-soc-pcm1794a.o
+ obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o
+ obj-$(CONFIG_SND_SOC_RL6347A) += snd-soc-rl6347a.o
+ obj-$(CONFIG_SND_SOC_RT1305) += snd-soc-rt1305.o
+--- /dev/null
++++ b/sound/soc/codecs/pcm1794a.c
+@@ -0,0 +1,69 @@
++/*
++ * Driver for the PCM1794A 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 pcm1794a_dai = {
++ .name = "pcm1794a-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
++ },
++};
++
++static struct snd_soc_component_driver soc_component_dev_pcm1794a;
++
++static int pcm1794a_probe(struct platform_device *pdev)
++{
++ return snd_soc_register_component(&pdev->dev, &soc_component_dev_pcm1794a,
++ &pcm1794a_dai, 1);
++}
++
++static int pcm1794a_remove(struct platform_device *pdev)
++{
++ snd_soc_unregister_component(&pdev->dev);
++ return 0;
++}
++
++static const struct of_device_id pcm1794a_of_match[] = {
++ { .compatible = "ti,pcm1794a", },
++ { }
++};
++MODULE_DEVICE_TABLE(of, pcm1794a_of_match);
++
++static struct platform_driver pcm1794a_component_driver = {
++ .probe = pcm1794a_probe,
++ .remove = pcm1794a_remove,
++ .driver = {
++ .name = "pcm1794a-codec",
++ .owner = THIS_MODULE,
++ .of_match_table = of_match_ptr(pcm1794a_of_match),
++ },
++};
++
++module_platform_driver(pcm1794a_component_driver);
++
++MODULE_DESCRIPTION("ASoC PCM1794A codec driver");
++MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
++MODULE_LICENSE("GPL v2");