summaryrefslogtreecommitdiffstats
path: root/sound
diff options
context:
space:
mode:
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/s3c24xx/s3c-i2s-v2.c47
-rw-r--r--sound/soc/s3c24xx/s3c2412-i2s.c27
-rw-r--r--sound/soc/s3c24xx/s3c64xx-i2s.c43
3 files changed, 50 insertions, 67 deletions
diff --git a/sound/soc/s3c24xx/s3c-i2s-v2.c b/sound/soc/s3c24xx/s3c-i2s-v2.c
index ac153ca9c628..13311c8cf965 100644
--- a/sound/soc/s3c24xx/s3c-i2s-v2.c
+++ b/sound/soc/s3c24xx/s3c-i2s-v2.c
@@ -342,6 +342,52 @@ static int s3c_i2sv2_hw_params(struct snd_pcm_substream *substream,
writel(iismod, i2s->regs + S3C2412_IISMOD);
pr_debug("%s: w: IISMOD: %x\n", __func__, iismod);
+
+ return 0;
+}
+
+static int s3c_i2sv2_set_sysclk(struct snd_soc_dai *cpu_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
+ u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
+
+ pr_debug("Entered %s\n", __func__);
+ pr_debug("%s r: IISMOD: %x\n", __func__, iismod);
+
+ switch (clk_id) {
+ case S3C_I2SV2_CLKSRC_PCLK:
+ iismod &= ~S3C2412_IISMOD_IMS_SYSMUX;
+ break;
+
+ case S3C_I2SV2_CLKSRC_AUDIOBUS:
+ iismod |= S3C2412_IISMOD_IMS_SYSMUX;
+ break;
+
+ case S3C_I2SV2_CLKSRC_CDCLK:
+ /* Error if controller doesn't have the CDCLKCON bit */
+ if (!(i2s->feature & S3C_FEATURE_CDCLKCON))
+ return -EINVAL;
+
+ switch (dir) {
+ case SND_SOC_CLOCK_IN:
+ iismod |= S3C64XX_IISMOD_CDCLKCON;
+ break;
+ case SND_SOC_CLOCK_OUT:
+ iismod &= ~S3C64XX_IISMOD_CDCLKCON;
+ break;
+ default:
+ return -EINVAL;
+ }
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ writel(iismod, i2s->regs + S3C2412_IISMOD);
+ pr_debug("%s w: IISMOD: %x\n", __func__, iismod);
+
return 0;
}
@@ -714,6 +760,7 @@ int s3c_i2sv2_register_dai(struct snd_soc_dai *dai)
ops->hw_params = s3c_i2sv2_hw_params;
ops->set_fmt = s3c2412_i2s_set_fmt;
ops->set_clkdiv = s3c2412_i2s_set_clkdiv;
+ ops->set_sysclk = s3c_i2sv2_set_sysclk;
/* Allow overriding by (for example) IISv4 */
if (!ops->delay)
diff --git a/sound/soc/s3c24xx/s3c2412-i2s.c b/sound/soc/s3c24xx/s3c2412-i2s.c
index 6b884d75235e..709adef9d043 100644
--- a/sound/soc/s3c24xx/s3c2412-i2s.c
+++ b/sound/soc/s3c24xx/s3c2412-i2s.c
@@ -65,32 +65,6 @@ static struct s3c_dma_params s3c2412_i2s_pcm_stereo_in = {
static struct s3c_i2sv2_info s3c2412_i2s;
-/*
- * Set S3C2412 Clock source
- */
-static int s3c2412_i2s_set_sysclk(struct snd_soc_dai *cpu_dai,
- int clk_id, unsigned int freq, int dir)
-{
- u32 iismod = readl(s3c2412_i2s.regs + S3C2412_IISMOD);
-
- pr_debug("%s(%p, %d, %u, %d)\n", __func__, cpu_dai, clk_id,
- freq, dir);
-
- switch (clk_id) {
- case S3C2412_CLKSRC_PCLK:
- iismod &= ~S3C2412_IISMOD_IMS_SYSMUX;
- break;
- case S3C2412_CLKSRC_I2SCLK:
- iismod |= S3C2412_IISMOD_IMS_SYSMUX;
- break;
- default:
- return -EINVAL;
- }
-
- writel(iismod, s3c2412_i2s.regs + S3C2412_IISMOD);
- return 0;
-}
-
static inline struct s3c_i2sv2_info *to_info(struct snd_soc_dai *cpu_dai)
{
return cpu_dai->private_data;
@@ -175,7 +149,6 @@ static int s3c2412_i2s_hw_params(struct snd_pcm_substream *substream,
SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
static struct snd_soc_dai_ops s3c2412_i2s_dai_ops = {
- .set_sysclk = s3c2412_i2s_set_sysclk,
.hw_params = s3c2412_i2s_hw_params,
};
diff --git a/sound/soc/s3c24xx/s3c64xx-i2s.c b/sound/soc/s3c24xx/s3c64xx-i2s.c
index 6d49bd93717b..1d85cb85a7d2 100644
--- a/sound/soc/s3c24xx/s3c64xx-i2s.c
+++ b/sound/soc/s3c24xx/s3c64xx-i2s.c
@@ -54,43 +54,6 @@ static inline struct s3c_i2sv2_info *to_info(struct snd_soc_dai *cpu_dai)
return cpu_dai->private_data;
}
-static int s3c64xx_i2s_set_sysclk(struct snd_soc_dai *cpu_dai,
- int clk_id, unsigned int freq, int dir)
-{
- struct s3c_i2sv2_info *i2s = to_info(cpu_dai);
- u32 iismod = readl(i2s->regs + S3C2412_IISMOD);
-
- switch (clk_id) {
- case S3C64XX_CLKSRC_PCLK:
- iismod &= ~S3C2412_IISMOD_IMS_SYSMUX;
- break;
-
- case S3C64XX_CLKSRC_MUX:
- iismod |= S3C2412_IISMOD_IMS_SYSMUX;
- break;
-
- case S3C64XX_CLKSRC_CDCLK:
- switch (dir) {
- case SND_SOC_CLOCK_IN:
- iismod |= S3C64XX_IISMOD_CDCLKCON;
- break;
- case SND_SOC_CLOCK_OUT:
- iismod &= ~S3C64XX_IISMOD_CDCLKCON;
- break;
- default:
- return -EINVAL;
- }
- break;
-
- default:
- return -EINVAL;
- }
-
- writel(iismod, i2s->regs + S3C2412_IISMOD);
-
- return 0;
-}
-
static int s3c64xx_i2s_probe(struct platform_device *pdev,
struct snd_soc_dai *dai)
{
@@ -115,9 +78,7 @@ static int s3c64xx_i2s_probe(struct platform_device *pdev,
}
-static struct snd_soc_dai_ops s3c64xx_i2s_dai_ops = {
- .set_sysclk = s3c64xx_i2s_set_sysclk,
-};
+static struct snd_soc_dai_ops s3c64xx_i2s_dai_ops;
static __devinit int s3c64xx_iis_dev_probe(struct platform_device *pdev)
{
@@ -147,6 +108,8 @@ static __devinit int s3c64xx_iis_dev_probe(struct platform_device *pdev)
dai->probe = s3c64xx_i2s_probe;
dai->ops = &s3c64xx_i2s_dai_ops;
+ i2s->feature |= S3C_FEATURE_CDCLKCON;
+
i2s->dma_capture = &s3c64xx_i2s_pcm_stereo_in[pdev->id];
i2s->dma_playback = &s3c64xx_i2s_pcm_stereo_out[pdev->id];
OpenPOWER on IntegriCloud