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-rw-r--r--sound/soc/pxa/Kconfig6
-rw-r--r--sound/soc/pxa/magician.c106
-rw-r--r--sound/soc/pxa/pxa-ssp.c181
-rw-r--r--sound/soc/pxa/pxa2xx-ac97.c47
-rw-r--r--sound/soc/pxa/pxa2xx-i2s.c9
-rw-r--r--sound/soc/pxa/pxa2xx-pcm.c73
-rw-r--r--sound/soc/pxa/zylonite.c9
7 files changed, 136 insertions, 295 deletions
diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig
index 960744e46edc..776e148b0aa2 100644
--- a/sound/soc/pxa/Kconfig
+++ b/sound/soc/pxa/Kconfig
@@ -24,15 +24,19 @@ config SND_PXA2XX_AC97
config SND_PXA2XX_SOC_AC97
tristate
select AC97_BUS
+ select SND_PXA2XX_LIB
select SND_PXA2XX_LIB_AC97
select SND_SOC_AC97_BUS
config SND_PXA2XX_SOC_I2S
+ select SND_PXA2XX_LIB
tristate
config SND_PXA_SOC_SSP
- tristate
+ tristate "Soc Audio via PXA2xx/PXA3xx SSP ports"
+ depends on PLAT_PXA
select PXA_SSP
+ select SND_PXA2XX_LIB
config SND_MMP_SOC_SSPA
tristate
diff --git a/sound/soc/pxa/magician.c b/sound/soc/pxa/magician.c
index 2fc012b06c43..935a248e5bf6 100644
--- a/sound/soc/pxa/magician.c
+++ b/sound/soc/pxa/magician.c
@@ -90,95 +90,9 @@ static int magician_playback_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- unsigned int acps, acds, width;
- unsigned int div4 = PXA_SSP_CLK_SCDB_4;
+ unsigned int width;
int ret = 0;
- width = snd_pcm_format_physical_width(params_format(params));
-
- /*
- * rate = SSPSCLK / (2 * width(16 or 32))
- * SSPSCLK = (ACPS / ACDS) / SSPSCLKDIV(div4 or div1)
- */
- switch (params_rate(params)) {
- case 8000:
- /* off by a factor of 2: bug in the PXA27x audio clock? */
- acps = 32842000;
- switch (width) {
- case 16:
- /* 513156 Hz ~= _2_ * 8000 Hz * 32 (+0.23%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_16;
- break;
- default: /* 32 */
- /* 1026312 Hz ~= _2_ * 8000 Hz * 64 (+0.23%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_8;
- }
- break;
- case 11025:
- acps = 5622000;
- switch (width) {
- case 16:
- /* 351375 Hz ~= 11025 Hz * 32 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_4;
- break;
- default: /* 32 */
- /* 702750 Hz ~= 11025 Hz * 64 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_2;
- }
- break;
- case 22050:
- acps = 5622000;
- switch (width) {
- case 16:
- /* 702750 Hz ~= 22050 Hz * 32 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_2;
- break;
- default: /* 32 */
- /* 1405500 Hz ~= 22050 Hz * 64 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_1;
- }
- break;
- case 44100:
- acps = 5622000;
- switch (width) {
- case 16:
- /* 1405500 Hz ~= 44100 Hz * 32 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_2;
- break;
- default: /* 32 */
- /* 2811000 Hz ~= 44100 Hz * 64 (-0.41%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_1;
- }
- break;
- case 48000:
- acps = 12235000;
- switch (width) {
- case 16:
- /* 1529375 Hz ~= 48000 Hz * 32 (-0.44%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_2;
- break;
- default: /* 32 */
- /* 3058750 Hz ~= 48000 Hz * 64 (-0.44%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_1;
- }
- break;
- case 96000:
- default:
- acps = 12235000;
- switch (width) {
- case 16:
- /* 3058750 Hz ~= 96000 Hz * 32 (-0.44%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_1;
- break;
- default: /* 32 */
- /* 6117500 Hz ~= 96000 Hz * 64 (-0.44%) */
- acds = PXA_SSP_CLK_AUDIO_DIV_2;
- div4 = PXA_SSP_CLK_SCDB_1;
- break;
- }
- break;
- }
-
/* set codec DAI configuration */
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_MSB |
SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
@@ -191,6 +105,7 @@ static int magician_playback_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
+ width = snd_pcm_format_physical_width(params_format(params));
ret = snd_soc_dai_set_tdm_slot(cpu_dai, 1, 0, 1, width);
if (ret < 0)
return ret;
@@ -201,23 +116,6 @@ static int magician_playback_hw_params(struct snd_pcm_substream *substream,
if (ret < 0)
return ret;
- /* set the SSP audio system clock ACDS divider */
- ret = snd_soc_dai_set_clkdiv(cpu_dai,
- PXA_SSP_AUDIO_DIV_ACDS, acds);
- if (ret < 0)
- return ret;
-
- /* set the SSP audio system clock SCDB divider4 */
- ret = snd_soc_dai_set_clkdiv(cpu_dai,
- PXA_SSP_AUDIO_DIV_SCDB, div4);
- if (ret < 0)
- return ret;
-
- /* set SSP audio pll clock */
- ret = snd_soc_dai_set_pll(cpu_dai, 0, 0, 0, acps);
- if (ret < 0)
- return ret;
-
return 0;
}
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index 6fc986080130..69033e1a84e6 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -34,7 +34,6 @@
#include <sound/pxa2xx-lib.h>
#include <sound/dmaengine_pcm.h>
-#include "../../arm/pxa2xx-pcm.h"
#include "pxa-ssp.h"
/*
@@ -42,6 +41,8 @@
*/
struct ssp_priv {
struct ssp_device *ssp;
+ struct clk *extclk;
+ unsigned long ssp_clk;
unsigned int sysclk;
unsigned int dai_fmt;
unsigned int configured_dai_fmt;
@@ -105,9 +106,8 @@ static int pxa_ssp_startup(struct snd_pcm_substream *substream,
dma = kzalloc(sizeof(struct snd_dmaengine_dai_dma_data), GFP_KERNEL);
if (!dma)
return -ENOMEM;
-
- dma->filter_data = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?
- &ssp->drcmr_tx : &ssp->drcmr_rx;
+ dma->chan_name = substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?
+ "tx" : "rx";
snd_soc_dai_set_dma_data(cpu_dai, substream, dma);
@@ -194,21 +194,6 @@ static void pxa_ssp_set_scr(struct ssp_device *ssp, u32 div)
pxa_ssp_write_reg(ssp, SSCR0, sscr0);
}
-/**
- * pxa_ssp_get_clkdiv - get SSP clock divider
- */
-static u32 pxa_ssp_get_scr(struct ssp_device *ssp)
-{
- u32 sscr0 = pxa_ssp_read_reg(ssp, SSCR0);
- u32 div;
-
- if (ssp->type == PXA25x_SSP)
- div = ((sscr0 >> 8) & 0xff) * 2 + 2;
- else
- div = ((sscr0 >> 8) & 0xfff) + 1;
- return div;
-}
-
/*
* Set the SSP ports SYSCLK.
*/
@@ -221,6 +206,21 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
u32 sscr0 = pxa_ssp_read_reg(ssp, SSCR0) &
~(SSCR0_ECS | SSCR0_NCS | SSCR0_MOD | SSCR0_ACS);
+ if (priv->extclk) {
+ int ret;
+
+ /*
+ * For DT based boards, if an extclk is given, use it
+ * here and configure PXA_SSP_CLK_EXT.
+ */
+
+ ret = clk_set_rate(priv->extclk, freq);
+ if (ret < 0)
+ return ret;
+
+ clk_id = PXA_SSP_CLK_EXT;
+ }
+
dev_dbg(&ssp->pdev->dev,
"pxa_ssp_set_dai_sysclk id: %d, clk_id %d, freq %u\n",
cpu_dai->id, clk_id, freq);
@@ -265,66 +265,17 @@ static int pxa_ssp_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
}
/*
- * Set the SSP clock dividers.
- */
-static int pxa_ssp_set_dai_clkdiv(struct snd_soc_dai *cpu_dai,
- int div_id, int div)
-{
- struct ssp_priv *priv = snd_soc_dai_get_drvdata(cpu_dai);
- struct ssp_device *ssp = priv->ssp;
- int val;
-
- switch (div_id) {
- case PXA_SSP_AUDIO_DIV_ACDS:
- val = (pxa_ssp_read_reg(ssp, SSACD) & ~0x7) | SSACD_ACDS(div);
- pxa_ssp_write_reg(ssp, SSACD, val);
- break;
- case PXA_SSP_AUDIO_DIV_SCDB:
- val = pxa_ssp_read_reg(ssp, SSACD);
- val &= ~SSACD_SCDB;
- if (ssp->type == PXA3xx_SSP)
- val &= ~SSACD_SCDX8;
- switch (div) {
- case PXA_SSP_CLK_SCDB_1:
- val |= SSACD_SCDB;
- break;
- case PXA_SSP_CLK_SCDB_4:
- break;
- case PXA_SSP_CLK_SCDB_8:
- if (ssp->type == PXA3xx_SSP)
- val |= SSACD_SCDX8;
- else
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
- pxa_ssp_write_reg(ssp, SSACD, val);
- break;
- case PXA_SSP_DIV_SCR:
- pxa_ssp_set_scr(ssp, div);
- break;
- default:
- return -ENODEV;
- }
-
- return 0;
-}
-
-/*
* Configure the PLL frequency pxa27x and (afaik - pxa320 only)
*/
-static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
- int source, unsigned int freq_in, unsigned int freq_out)
+static int pxa_ssp_set_pll(struct ssp_priv *priv, unsigned int freq)
{
- struct ssp_priv *priv = snd_soc_dai_get_drvdata(cpu_dai);
struct ssp_device *ssp = priv->ssp;
u32 ssacd = pxa_ssp_read_reg(ssp, SSACD) & ~0x70;
if (ssp->type == PXA3xx_SSP)
pxa_ssp_write_reg(ssp, SSACDD, 0);
- switch (freq_out) {
+ switch (freq) {
case 5622000:
break;
case 11345000:
@@ -355,7 +306,7 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
u64 tmp = 19968;
tmp *= 1000000;
- do_div(tmp, freq_out);
+ do_div(tmp, freq);
val = tmp;
val = (val << 16) | 64;
@@ -365,7 +316,7 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai, int pll_id,
dev_dbg(&ssp->pdev->dev,
"Using SSACDD %x to supply %uHz\n",
- val, freq_out);
+ val, freq);
break;
}
@@ -535,6 +486,7 @@ static int pxa_ssp_configure_dai_fmt(struct ssp_priv *priv)
case SND_SOC_DAIFMT_DSP_A:
sspsp |= SSPSP_FSRT;
+ /* fall through */
case SND_SOC_DAIFMT_DSP_B:
sscr0 |= SSCR0_MOD | SSCR0_PSP;
sscr1 |= SSCR1_TRAIL | SSCR1_RWOT;
@@ -570,6 +522,24 @@ static int pxa_ssp_configure_dai_fmt(struct ssp_priv *priv)
return 0;
}
+struct pxa_ssp_clock_mode {
+ int rate;
+ int pll;
+ u8 acds;
+ u8 scdb;
+};
+
+static const struct pxa_ssp_clock_mode pxa_ssp_clock_modes[] = {
+ { .rate = 8000, .pll = 32842000, .acds = SSACD_ACDS_32, .scdb = SSACD_SCDB_4X },
+ { .rate = 11025, .pll = 5622000, .acds = SSACD_ACDS_4, .scdb = SSACD_SCDB_4X },
+ { .rate = 16000, .pll = 32842000, .acds = SSACD_ACDS_16, .scdb = SSACD_SCDB_4X },
+ { .rate = 22050, .pll = 5622000, .acds = SSACD_ACDS_2, .scdb = SSACD_SCDB_4X },
+ { .rate = 44100, .pll = 11345000, .acds = SSACD_ACDS_2, .scdb = SSACD_SCDB_4X },
+ { .rate = 48000, .pll = 12235000, .acds = SSACD_ACDS_2, .scdb = SSACD_SCDB_4X },
+ { .rate = 96000, .pll = 12235000, .acds = SSACD_ACDS_4, .scdb = SSACD_SCDB_1X },
+ {}
+};
+
/*
* Set the SSP audio DMA parameters and sample size.
* Can be called multiple times by oss emulation.
@@ -581,11 +551,12 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
struct ssp_priv *priv = snd_soc_dai_get_drvdata(cpu_dai);
struct ssp_device *ssp = priv->ssp;
int chn = params_channels(params);
- u32 sscr0;
- u32 sspsp;
+ u32 sscr0, sspsp;
int width = snd_pcm_format_physical_width(params_format(params));
int ttsa = pxa_ssp_read_reg(ssp, SSTSA) & 0xf;
struct snd_dmaengine_dai_dma_data *dma_data;
+ int rate = params_rate(params);
+ int bclk = rate * chn * (width / 8);
int ret;
dma_data = snd_soc_dai_get_dma_data(cpu_dai, substream);
@@ -625,11 +596,57 @@ static int pxa_ssp_hw_params(struct snd_pcm_substream *substream,
}
pxa_ssp_write_reg(ssp, SSCR0, sscr0);
+ if (sscr0 & SSCR0_ACS) {
+ ret = pxa_ssp_set_pll(priv, bclk);
+
+ /*
+ * If we were able to generate the bclk directly,
+ * all is fine. Otherwise, look up the closest rate
+ * from the table and also set the dividers.
+ */
+
+ if (ret < 0) {
+ const struct pxa_ssp_clock_mode *m;
+ int ssacd, acds;
+
+ for (m = pxa_ssp_clock_modes; m->rate; m++) {
+ if (m->rate == rate)
+ break;
+ }
+
+ if (!m->rate)
+ return -EINVAL;
+
+ acds = m->acds;
+
+ /* The values in the table are for 16 bits */
+ if (width == 32)
+ acds--;
+
+ ret = pxa_ssp_set_pll(priv, bclk);
+ if (ret < 0)
+ return ret;
+
+ ssacd = pxa_ssp_read_reg(ssp, SSACD);
+ ssacd &= ~(SSACD_ACDS(7) | SSACD_SCDB_1X);
+ ssacd |= SSACD_ACDS(m->acds);
+ ssacd |= m->scdb;
+ pxa_ssp_write_reg(ssp, SSACD, ssacd);
+ }
+ } else if (sscr0 & SSCR0_ECS) {
+ /*
+ * For setups with external clocking, the PLL and its diviers
+ * are not active. Instead, the SCR bits in SSCR0 can be used
+ * to divide the clock.
+ */
+ pxa_ssp_set_scr(ssp, bclk / rate);
+ }
+
switch (priv->dai_fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
sspsp = pxa_ssp_read_reg(ssp, SSPSP);
- if ((pxa_ssp_get_scr(ssp) == 4) && (width == 16)) {
+ if (((priv->sysclk / bclk) == 64) && (width == 16)) {
/* This is a special case where the bitclk is 64fs
* and we're not dealing with 2*32 bits of audio
* samples.
@@ -773,6 +790,15 @@ static int pxa_ssp_probe(struct snd_soc_dai *dai)
ret = -ENODEV;
goto err_priv;
}
+
+ priv->extclk = devm_clk_get(dev, "extclk");
+ if (IS_ERR(priv->extclk)) {
+ ret = PTR_ERR(priv->extclk);
+ if (ret == -EPROBE_DEFER)
+ return ret;
+
+ priv->extclk = NULL;
+ }
} else {
priv->ssp = pxa_ssp_request(dai->id + 1, "SoC audio");
if (priv->ssp == NULL) {
@@ -814,8 +840,6 @@ static const struct snd_soc_dai_ops pxa_ssp_dai_ops = {
.trigger = pxa_ssp_trigger,
.hw_params = pxa_ssp_hw_params,
.set_sysclk = pxa_ssp_set_dai_sysclk,
- .set_clkdiv = pxa_ssp_set_dai_clkdiv,
- .set_pll = pxa_ssp_set_dai_pll,
.set_fmt = pxa_ssp_set_dai_fmt,
.set_tdm_slot = pxa_ssp_set_dai_tdm_slot,
.set_tristate = pxa_ssp_set_dai_tristate,
@@ -843,6 +867,9 @@ static struct snd_soc_dai_driver pxa_ssp_dai = {
static const struct snd_soc_component_driver pxa_ssp_component = {
.name = "pxa-ssp",
+ .ops = &pxa2xx_pcm_ops,
+ .pcm_new = pxa2xx_soc_pcm_new,
+ .pcm_free = pxa2xx_pcm_free_dma_buffers,
};
#ifdef CONFIG_OF
diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c
index 803818aabee9..9f779657bc86 100644
--- a/sound/soc/pxa/pxa2xx-ac97.c
+++ b/sound/soc/pxa/pxa2xx-ac97.c
@@ -68,61 +68,39 @@ static struct snd_ac97_bus_ops pxa2xx_ac97_ops = {
.reset = pxa2xx_ac97_cold_reset,
};
-static struct pxad_param pxa2xx_ac97_pcm_stereo_in_req = {
- .prio = PXAD_PRIO_LOWEST,
- .drcmr = 11,
-};
-
static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_stereo_in = {
.addr = __PREG(PCDR),
.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES,
+ .chan_name = "pcm_pcm_stereo_in",
.maxburst = 32,
- .filter_data = &pxa2xx_ac97_pcm_stereo_in_req,
-};
-
-static struct pxad_param pxa2xx_ac97_pcm_stereo_out_req = {
- .prio = PXAD_PRIO_LOWEST,
- .drcmr = 12,
};
static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_stereo_out = {
.addr = __PREG(PCDR),
.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES,
+ .chan_name = "pcm_pcm_stereo_out",
.maxburst = 32,
- .filter_data = &pxa2xx_ac97_pcm_stereo_out_req,
};
-static struct pxad_param pxa2xx_ac97_pcm_aux_mono_out_req = {
- .prio = PXAD_PRIO_LOWEST,
- .drcmr = 10,
-};
static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_aux_mono_out = {
.addr = __PREG(MODR),
.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES,
+ .chan_name = "pcm_aux_mono_out",
.maxburst = 16,
- .filter_data = &pxa2xx_ac97_pcm_aux_mono_out_req,
};
-static struct pxad_param pxa2xx_ac97_pcm_aux_mono_in_req = {
- .prio = PXAD_PRIO_LOWEST,
- .drcmr = 9,
-};
static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_aux_mono_in = {
.addr = __PREG(MODR),
.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES,
+ .chan_name = "pcm_aux_mono_in",
.maxburst = 16,
- .filter_data = &pxa2xx_ac97_pcm_aux_mono_in_req,
};
-static struct pxad_param pxa2xx_ac97_pcm_aux_mic_mono_req = {
- .prio = PXAD_PRIO_LOWEST,
- .drcmr = 8,
-};
static struct snd_dmaengine_dai_dma_data pxa2xx_ac97_pcm_mic_mono_in = {
.addr = __PREG(MCDR),
.addr_width = DMA_SLAVE_BUSWIDTH_2_BYTES,
+ .chan_name = "pcm_aux_mic_mono",
.maxburst = 16,
- .filter_data = &pxa2xx_ac97_pcm_aux_mic_mono_req,
};
static int pxa2xx_ac97_hifi_startup(struct snd_pcm_substream *substream,
@@ -236,7 +214,21 @@ static struct snd_soc_dai_driver pxa_ac97_dai_driver[] = {
static const struct snd_soc_component_driver pxa_ac97_component = {
.name = "pxa-ac97",
+ .ops = &pxa2xx_pcm_ops,
+ .pcm_new = pxa2xx_soc_pcm_new,
+ .pcm_free = pxa2xx_pcm_free_dma_buffers,
+};
+
+#ifdef CONFIG_OF
+static const struct of_device_id pxa2xx_ac97_dt_ids[] = {
+ { .compatible = "marvell,pxa250-ac97", },
+ { .compatible = "marvell,pxa270-ac97", },
+ { .compatible = "marvell,pxa300-ac97", },
+ { }
};
+MODULE_DEVICE_TABLE(of, pxa2xx_ac97_dt_ids);
+
+#endif
static int pxa2xx_ac97_dev_probe(struct platform_device *pdev)
{
@@ -296,6 +288,7 @@ static struct platform_driver pxa2xx_ac97_driver = {
#ifdef CONFIG_PM_SLEEP
.pm = &pxa2xx_ac97_pm_ops,
#endif
+ .of_match_table = of_match_ptr(pxa2xx_ac97_dt_ids),
},
};
diff --git a/sound/soc/pxa/pxa2xx-i2s.c b/sound/soc/pxa/pxa2xx-i2s.c
index 3fb60baf6eab..42820121e5b9 100644
--- a/sound/soc/pxa/pxa2xx-i2s.c
+++ b/sound/soc/pxa/pxa2xx-i2s.c
@@ -82,20 +82,18 @@ static struct pxa_i2s_port pxa_i2s;
static struct clk *clk_i2s;
static int clk_ena = 0;
-static unsigned long pxa2xx_i2s_pcm_stereo_out_req = 3;
static struct snd_dmaengine_dai_dma_data pxa2xx_i2s_pcm_stereo_out = {
.addr = __PREG(SADR),
.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES,
+ .chan_name = "tx",
.maxburst = 32,
- .filter_data = &pxa2xx_i2s_pcm_stereo_out_req,
};
-static unsigned long pxa2xx_i2s_pcm_stereo_in_req = 2;
static struct snd_dmaengine_dai_dma_data pxa2xx_i2s_pcm_stereo_in = {
.addr = __PREG(SADR),
.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES,
+ .chan_name = "rx",
.maxburst = 32,
- .filter_data = &pxa2xx_i2s_pcm_stereo_in_req,
};
static int pxa2xx_i2s_startup(struct snd_pcm_substream *substream,
@@ -366,6 +364,9 @@ static struct snd_soc_dai_driver pxa_i2s_dai = {
static const struct snd_soc_component_driver pxa_i2s_component = {
.name = "pxa-i2s",
+ .ops = &pxa2xx_pcm_ops,
+ .pcm_new = pxa2xx_soc_pcm_new,
+ .pcm_free = pxa2xx_pcm_free_dma_buffers,
};
static int pxa2xx_i2s_drv_probe(struct platform_device *pdev)
diff --git a/sound/soc/pxa/pxa2xx-pcm.c b/sound/soc/pxa/pxa2xx-pcm.c
index 8b6a70e94c01..72eaaef1b426 100644
--- a/sound/soc/pxa/pxa2xx-pcm.c
+++ b/sound/soc/pxa/pxa2xx-pcm.c
@@ -20,70 +20,6 @@
#include <sound/pxa2xx-lib.h>
#include <sound/dmaengine_pcm.h>
-#include "../../arm/pxa2xx-pcm.h"
-
-static int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_dmaengine_dai_dma_data *dma;
-
- dma = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);
-
- /* return if this is a bufferless transfer e.g.
- * codec <--> BT codec or GSM modem -- lg FIXME */
- if (!dma)
- return 0;
-
- return __pxa2xx_pcm_hw_params(substream, params);
-}
-
-static int pxa2xx_pcm_hw_free(struct snd_pcm_substream *substream)
-{
- __pxa2xx_pcm_hw_free(substream);
-
- return 0;
-}
-
-static const struct snd_pcm_ops pxa2xx_pcm_ops = {
- .open = __pxa2xx_pcm_open,
- .close = __pxa2xx_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = pxa2xx_pcm_hw_params,
- .hw_free = pxa2xx_pcm_hw_free,
- .prepare = __pxa2xx_pcm_prepare,
- .trigger = pxa2xx_pcm_trigger,
- .pointer = pxa2xx_pcm_pointer,
- .mmap = pxa2xx_pcm_mmap,
-};
-
-static int pxa2xx_soc_pcm_new(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_card *card = rtd->card->snd_card;
- struct snd_pcm *pcm = rtd->pcm;
- int ret;
-
- ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
- if (ret)
- return ret;
-
- if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
- ret = pxa2xx_pcm_preallocate_dma_buffer(pcm,
- SNDRV_PCM_STREAM_PLAYBACK);
- if (ret)
- goto out;
- }
-
- if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
- ret = pxa2xx_pcm_preallocate_dma_buffer(pcm,
- SNDRV_PCM_STREAM_CAPTURE);
- if (ret)
- goto out;
- }
- out:
- return ret;
-}
-
static const struct snd_soc_component_driver pxa2xx_soc_platform = {
.ops = &pxa2xx_pcm_ops,
.pcm_new = pxa2xx_soc_pcm_new,
@@ -96,18 +32,9 @@ static int pxa2xx_soc_platform_probe(struct platform_device *pdev)
NULL, 0);
}
-#ifdef CONFIG_OF
-static const struct of_device_id snd_soc_pxa_audio_match[] = {
- { .compatible = "mrvl,pxa-pcm-audio" },
- { }
-};
-MODULE_DEVICE_TABLE(of, snd_soc_pxa_audio_match);
-#endif
-
static struct platform_driver pxa_pcm_driver = {
.driver = {
.name = "pxa-pcm-audio",
- .of_match_table = of_match_ptr(snd_soc_pxa_audio_match),
},
.probe = pxa2xx_soc_platform_probe,
diff --git a/sound/soc/pxa/zylonite.c b/sound/soc/pxa/zylonite.c
index ba468e560dd2..230eee450f45 100644
--- a/sound/soc/pxa/zylonite.c
+++ b/sound/soc/pxa/zylonite.c
@@ -83,11 +83,9 @@ static int zylonite_voice_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
- unsigned int pll_out = 0;
unsigned int wm9713_div = 0;
int ret = 0;
int rate = params_rate(params);
- int width = snd_pcm_format_physical_width(params_format(params));
/* Only support ratios that we can generate neatly from the AC97
* based master clock - in particular, this excludes 44.1kHz.
@@ -109,17 +107,10 @@ static int zylonite_voice_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- /* Add 1 to the width for the leading clock cycle */
- pll_out = rate * (width + 1) * 8;
-
ret = snd_soc_dai_set_sysclk(cpu_dai, PXA_SSP_CLK_AUDIO, 0, 1);
if (ret < 0)
return ret;
- ret = snd_soc_dai_set_pll(cpu_dai, 0, 0, 0, pll_out);
- if (ret < 0)
- return ret;
-
if (clk_pout)
ret = snd_soc_dai_set_clkdiv(codec_dai, WM9713_PCMCLK_PLL_DIV,
WM9713_PCMDIV(wm9713_div));
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.