提交 b2ce305d 编写于 作者: M Manuel Lauss 提交者: Mark Brown

ASoC: Add a DB1x00 AC97 machine driver

Add a machine driver suitable for the AC97 part on the DB1000/DB1500/DB1100
boards.

Run-tested on DB1500.
Signed-off-by: NManuel Lauss <manuel.lauss@googlemail.com>
Acked-by: NRalf Baechle <ralf@linux-mips.org>
Acked-by: NLiam Girdwood <lrg@ti.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
上级 b3c70c9e
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -19,8 +19,11 @@
*/
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-au1x00/au1000_dma.h>
#include <asm/mach-au1x00/au1xxx.h>
#include <asm/mach-db1x00/bcsr.h>
#include "../platform.h"
......@@ -85,6 +88,45 @@
#endif
#endif
static struct resource alchemy_ac97c_res[] = {
[0] = {
.start = AU1000_AC97_PHYS_ADDR,
.end = AU1000_AC97_PHYS_ADDR + 0xfff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = DMA_ID_AC97C_TX,
.end = DMA_ID_AC97C_TX,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = DMA_ID_AC97C_RX,
.end = DMA_ID_AC97C_RX,
.flags = IORESOURCE_DMA,
},
};
static struct platform_device alchemy_ac97c_dev = {
.name = "alchemy-ac97c",
.id = -1,
.resource = alchemy_ac97c_res,
.num_resources = ARRAY_SIZE(alchemy_ac97c_res),
};
static struct platform_device alchemy_ac97c_dma_dev = {
.name = "alchemy-pcm-dma",
.id = 0,
};
static struct platform_device db1x00_codec_dev = {
.name = "ac97-codec",
.id = -1,
};
static struct platform_device db1x00_audio_dev = {
.name = "db1000-audio",
};
static int __init db1xxx_dev_init(void)
{
#ifdef DB1XXX_HAS_PCMCIA
......@@ -113,6 +155,12 @@ static int __init db1xxx_dev_init(void)
1);
#endif
db1x_register_norflash(BOARD_FLASH_SIZE, BOARD_FLASH_WIDTH, F_SWAPPED);
platform_device_register(&db1x00_codec_dev);
platform_device_register(&alchemy_ac97c_dma_dev);
platform_device_register(&alchemy_ac97c_dev);
platform_device_register(&db1x00_audio_dev);
return 0;
}
device_initcall(db1xxx_dev_init);
......@@ -41,6 +41,15 @@ config SND_SOC_AU1XI2SC
##
## Boards
##
config SND_SOC_DB1000
tristate "DB1000 Audio support"
depends on SND_SOC_AU1XAUDIO
select SND_SOC_AU1XAC97C
select SND_SOC_AC97_CODEC
help
Select this option to enable AC97 audio on the early DB1x00 series
of boards (DB1000/DB1500/DB1100).
config SND_SOC_DB1200
tristate "DB1200 AC97+I2S audio support"
depends on SND_SOC_AU1XPSC
......
......@@ -16,6 +16,8 @@ obj-$(CONFIG_SND_SOC_AU1XAC97C) += snd-soc-au1x-ac97c.o
obj-$(CONFIG_SND_SOC_AU1XI2SC) += snd-soc-au1x-i2sc.o
# Boards
snd-soc-db1000-objs := db1000.o
snd-soc-db1200-objs := db1200.o
obj-$(CONFIG_SND_SOC_DB1000) += snd-soc-db1000.o
obj-$(CONFIG_SND_SOC_DB1200) += snd-soc-db1200.o
/*
* DB1000/DB1500/DB1100 ASoC audio fabric support code.
*
* (c) 2011 Manuel Lauss <manuel.lauss@googlemail.com>
*
*/
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-au1x00/au1000.h>
#include <asm/mach-db1x00/bcsr.h>
#include "psc.h"
static struct snd_soc_dai_link db1000_ac97_dai = {
.name = "AC97",
.stream_name = "AC97 HiFi",
.codec_dai_name = "ac97-hifi",
.cpu_dai_name = "alchemy-ac97c",
.platform_name = "alchemy-pcm-dma.0",
.codec_name = "ac97-codec",
};
static struct snd_soc_card db1000_ac97 = {
.name = "DB1000_AC97",
.dai_link = &db1000_ac97_dai,
.num_links = 1,
};
static int __devinit db1000_audio_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &db1000_ac97;
card->dev = &pdev->dev;
return snd_soc_register_card(card);
}
static int __devexit db1000_audio_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
return 0;
}
static struct platform_driver db1000_audio_driver = {
.driver = {
.name = "db1000-audio",
.owner = THIS_MODULE,
.pm = &snd_soc_pm_ops,
},
.probe = db1000_audio_probe,
.remove = __devexit_p(db1000_audio_remove),
};
static int __init db1000_audio_load(void)
{
return platform_driver_register(&db1000_audio_driver);
}
static void __exit db1000_audio_unload(void)
{
platform_driver_unregister(&db1000_audio_driver);
}
module_init(db1000_audio_load);
module_exit(db1000_audio_unload);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("DB1000/DB1500/DB1100 ASoC audio");
MODULE_AUTHOR("Manuel Lauss");
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