#include "regs-i2s-v2.h"
#include "s3c2412-i2s.h"
-static struct s3c_dma_client s3c2412_dma_client_out = {
- .name = "I2S PCM Stereo out"
-};
-
-static struct s3c_dma_client s3c2412_dma_client_in = {
- .name = "I2S PCM Stereo in"
-};
-
static struct s3c_dma_params s3c2412_i2s_pcm_stereo_out = {
- .client = &s3c2412_dma_client_out,
.channel = DMACH_I2S_OUT,
- .dma_addr = S3C2410_PA_IIS + S3C2412_IISTXD,
+ .ch_name = "tx",
.dma_size = 4,
};
static struct s3c_dma_params s3c2412_i2s_pcm_stereo_in = {
- .client = &s3c2412_dma_client_in,
.channel = DMACH_I2S_IN,
- .dma_addr = S3C2410_PA_IIS + S3C2412_IISRXD,
+ .ch_name = "rx",
.dma_size = 4,
};
pr_debug("Entered %s\n", __func__);
+ samsung_asoc_init_dma_data(dai, &s3c2412_i2s_pcm_stereo_out,
+ &s3c2412_i2s_pcm_stereo_in);
+
ret = s3c_i2sv2_probe(dai, &s3c2412_i2s, S3C2410_PA_IIS);
if (ret)
return ret;
s3c2412_i2s.dma_capture = &s3c2412_i2s_pcm_stereo_in;
s3c2412_i2s.dma_playback = &s3c2412_i2s_pcm_stereo_out;
- s3c2412_i2s.iis_cclk = clk_get(dai->dev, "i2sclk");
+ s3c2412_i2s.iis_cclk = devm_clk_get(dai->dev, "i2sclk");
if (IS_ERR(s3c2412_i2s.iis_cclk)) {
pr_err("failed to get i2sclk clock\n");
- iounmap(s3c2412_i2s.regs);
return PTR_ERR(s3c2412_i2s.iis_cclk);
}
/* Set MPLL as the source for IIS CLK */
clk_set_parent(s3c2412_i2s.iis_cclk, clk_get(NULL, "mpll"));
- clk_enable(s3c2412_i2s.iis_cclk);
+ clk_prepare_enable(s3c2412_i2s.iis_cclk);
s3c2412_i2s.iis_cclk = s3c2412_i2s.iis_pclk;
static int s3c2412_i2s_remove(struct snd_soc_dai *dai)
{
- clk_disable(s3c2412_i2s.iis_cclk);
- clk_put(s3c2412_i2s.iis_cclk);
- iounmap(s3c2412_i2s.regs);
+ clk_disable_unprepare(s3c2412_i2s.iis_cclk);
return 0;
}
struct snd_soc_dai *cpu_dai)
{
struct s3c_i2sv2_info *i2s = snd_soc_dai_get_drvdata(cpu_dai);
- struct s3c_dma_params *dma_data;
u32 iismod;
pr_debug("Entered %s\n", __func__);
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- dma_data = i2s->dma_playback;
- else
- dma_data = i2s->dma_capture;
-
- snd_soc_dai_set_dma_data(cpu_dai, substream, dma_data);
-
iismod = readl(i2s->regs + S3C2412_IISMOD);
pr_debug("%s: r: IISMOD: %x\n", __func__, iismod);
static int s3c2412_iis_dev_probe(struct platform_device *pdev)
{
int ret = 0;
+ struct resource *res;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ s3c2412_i2s.regs = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(s3c2412_i2s.regs))
+ return PTR_ERR(s3c2412_i2s.regs);
+
+ s3c2412_i2s_pcm_stereo_out.dma_addr = res->start + S3C2412_IISTXD;
+ s3c2412_i2s_pcm_stereo_in.dma_addr = res->start + S3C2412_IISRXD;
ret = s3c_i2sv2_register_component(&pdev->dev, -1,
&s3c2412_i2s_component,