Commit 49646dfa authored by Ben Dooks's avatar Ben Dooks Committed by Jaroslav Kysela

[ALSA] ASoC: S3C2412 IIS driver

S3C2412 SoC IIS support for ALSA/ASoC
Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent 5cd919a2
...@@ -10,6 +10,9 @@ config SND_S3C24XX_SOC ...@@ -10,6 +10,9 @@ config SND_S3C24XX_SOC
config SND_S3C24XX_SOC_I2S config SND_S3C24XX_SOC_I2S
tristate tristate
config SND_S3C2412_SOC_I2S
tristate
config SND_S3C2443_SOC_AC97 config SND_S3C2443_SOC_AC97
tristate tristate
select AC97_BUS select AC97_BUS
......
# S3c24XX Platform Support # S3c24XX Platform Support
snd-soc-s3c24xx-objs := s3c24xx-pcm.o snd-soc-s3c24xx-objs := s3c24xx-pcm.o
snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o snd-soc-s3c24xx-i2s-objs := s3c24xx-i2s.o
snd-soc-s3c2412-i2s-objs := s3c2412-i2s.o
snd-soc-s3c2443-ac97-objs := s3c2443-ac97.o snd-soc-s3c2443-ac97-objs := s3c2443-ac97.o
obj-$(CONFIG_SND_S3C24XX_SOC) += snd-soc-s3c24xx.o obj-$(CONFIG_SND_S3C24XX_SOC) += snd-soc-s3c24xx.o
obj-$(CONFIG_SND_S3C24XX_SOC_I2S) += snd-soc-s3c24xx-i2s.o obj-$(CONFIG_SND_S3C24XX_SOC_I2S) += snd-soc-s3c24xx-i2s.o
obj-$(CONFIG_SND_S3C2443_SOC_AC97) += snd-soc-s3c2443-ac97.o obj-$(CONFIG_SND_S3C2443_SOC_AC97) += snd-soc-s3c2443-ac97.o
obj-$(CONFIG_SND_S3C2412_SOC_I2S) += snd-soc-s3c2412-i2s.o
# S3C24XX Machine Support # S3C24XX Machine Support
snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o snd-soc-neo1973-wm8753-objs := neo1973_wm8753.o
......
This diff is collapsed.
/* sound/soc/s3c24xx/s3c2412-i2s.c
*
* ALSA Soc Audio Layer - S3C2412 I2S driver
*
* Copyright (c) 2007 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __SND_SOC_S3C24XX_S3C2412_I2S_H
#define __SND_SOC_S3C24XX_S3C2412_I2S_H __FILE__
#define S3C2412_DIV_BCLK (1)
#define S3C2412_DIV_RCLK (2)
#define S3C2412_DIV_PRESCALER (3)
#define S3C2412_CLKSRC_PCLK (0)
#define S3C2412_CLKSRC_I2SCLK (1)
extern struct clk *s3c2412_get_iisclk(void);
extern struct snd_soc_cpu_dai s3c2412_i2s_dai;
struct s3c2412_rate_calc {
unsigned int clk_div; /* for prescaler */
unsigned int fs_div; /* for root frame clock */
};
extern int s3c2412_iis_calc_rate(struct s3c2412_rate_calc *info,
unsigned int *fstab,
unsigned int rate, struct clk *clk);
#endif /* __SND_SOC_S3C24XX_S3C2412_I2S_H */
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