diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0059-ASoC-Add-support-for-Rpi-DAC.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0059-ASoC-Add-support-for-Rpi-DAC.patch | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0059-ASoC-Add-support-for-Rpi-DAC.patch b/target/linux/bcm27xx/patches-5.4/950-0059-ASoC-Add-support-for-Rpi-DAC.patch new file mode 100644 index 0000000000..b226f29103 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0059-ASoC-Add-support-for-Rpi-DAC.patch @@ -0,0 +1,123 @@ +From 2f7b03ee22ad1597dc2f21797466ac477997b06f 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] 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 +@@ -134,6 +134,7 @@ 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_PCM3060_I2C if I2C + select SND_SOC_PCM3060_SPI if SPI_MASTER +@@ -980,6 +981,10 @@ 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 +@@ -134,6 +134,7 @@ 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-pcm3060-objs := pcm3060.o + snd-soc-pcm3060-i2c-objs := pcm3060-i2c.o +@@ -430,6 +431,7 @@ obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc + obj-$(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_RK3328) += snd-soc-rk3328.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_RT1011) += snd-soc-rt1011.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"); |