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ASoC: SMARTQ: Move to use new I2S driver

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Modify the smartq_wm8987.c to use new i2s controller driver.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Jassi Brar 2010-11-22 15:37:02 +09:00 committed by Mark Brown
parent 1c7ac01807
commit b9493d6c33
2 changed files with 15 additions and 18 deletions
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2
sound/soc/s3c24xx/Kconfig
View File

@ -145,7 +145,7 @@ config SND_SOC_SMDK_WM9713
config SND_S3C64XX_SOC_SMARTQ
tristate "SoC I2S Audio support for SmartQ board"
depends on SND_S3C24XX_SOC && MACH_SMARTQ
select SND_S3C64XX_SOC_I2S
select SND_SAMSUNG_I2S
select SND_SOC_WM8750
config SND_SOC_GONI_AQUILA_WM8994

31
sound/soc/s3c24xx/smartq_wm8987.c
View File

@ -25,7 +25,7 @@
#include <asm/mach-types.h>
#include "dma.h"
#include "s3c64xx-i2s.h"
#include "i2s.h"
#include "../codecs/wm8750.h"
@ -41,13 +41,9 @@ static int smartq_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->dai->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai;
struct s3c_i2sv2_rate_calc div;
unsigned int clk = 0;
int ret;
s3c_i2sv2_iis_calc_rate(&div, NULL, params_rate(params),
s3c_i2sv2_get_clock(cpu_dai));
switch (params_rate(params)) {
case 8000:
case 16000:
@ -78,23 +74,24 @@ static int smartq_hifi_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
/* Use PCLK for I2S signal generation */
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_0,
0, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* Gate the RCLK output on PAD */
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
0, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, WM8750_SYSCLK, clk,
SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
/* set MCLK division for sample rate */
ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C_I2SV2_DIV_RCLK, div.fs_div);
if (ret < 0)
return ret;
/* set prescaler division for sample rate */
ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C_I2SV2_DIV_PRESCALER,
div.clk_div - 1);
if (ret < 0)
return ret;
return 0;
}
@ -212,7 +209,7 @@ static struct snd_soc_dai_link smartq_dai[] = {
{
.name = "wm8987",
.stream_name = "SmartQ Hi-Fi",
.cpu_dai_name = "s3c64xx-i2s.0",
.cpu_dai_name = "samsung-i2s.0",
.codec_dai_name = "wm8750-hifi",
.platform_name = "samsung-audio",
.codec_name = "wm8750-codec.0-0x1a",