diff options
Diffstat (limited to 'sound/soc/imx/imx-esai.c')
| -rw-r--r-- | sound/soc/imx/imx-esai.c | 353 |
1 files changed, 56 insertions, 297 deletions
diff --git a/sound/soc/imx/imx-esai.c b/sound/soc/imx/imx-esai.c index 71dd62cff509..0c6b234f29ec 100644 --- a/sound/soc/imx/imx-esai.c +++ b/sound/soc/imx/imx-esai.c @@ -1,5 +1,5 @@ /* - * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -35,292 +35,9 @@ #include "imx-esai.h" #include "imx-pcm.h" -/*#define IMX_ESAI_DUMP 1*/ - -#ifdef IMX_ESAI_DUMP -#define ESAI_DUMP() \ - do {pr_info("dump @ %s\n", __func__); \ - pr_info("ecr %x\n", __raw_readl(ESAI_ECR)); \ - pr_info("esr %x\n", __raw_readl(ESAI_ESR)); \ - pr_info("tfcr %x\n", __raw_readl(ESAI_TFCR)); \ - pr_info("tfsr %x\n", __raw_readl(ESAI_TFSR)); \ - pr_info("rfcr %x\n", __raw_readl(ESAI_RFCR)); \ - pr_info("rfsr %x\n", __raw_readl(ESAI_RFSR)); \ - pr_info("tsr %x\n", __raw_readl(ESAI_TSR)); \ - pr_info("saisr %x\n", __raw_readl(ESAI_SAISR)); \ - pr_info("saicr %x\n", __raw_readl(ESAI_SAICR)); \ - pr_info("tcr %x\n", __raw_readl(ESAI_TCR)); \ - pr_info("tccr %x\n", __raw_readl(ESAI_TCCR)); \ - pr_info("rcr %x\n", __raw_readl(ESAI_RCR)); \ - pr_info("rccr %x\n", __raw_readl(ESAI_RCCR)); \ - pr_info("tsma %x\n", __raw_readl(ESAI_TSMA)); \ - pr_info("tsmb %x\n", __raw_readl(ESAI_TSMB)); \ - pr_info("rsma %x\n", __raw_readl(ESAI_RSMA)); \ - pr_info("rsmb %x\n", __raw_readl(ESAI_RSMB)); \ - pr_info("prrc %x\n", __raw_readl(ESAI_PRRC)); \ - pr_info("pcrc %x\n", __raw_readl(ESAI_PCRC)); } while (0); -#else -#define ESAI_DUMP() -#endif - -#define ESAI_IO_BASE_ADDR IO_ADDRESS(ESAI_BASE_ADDR) - -#define ESAI_ETDR (ESAI_IO_BASE_ADDR + 0x00) -#define ESAI_ERDR (ESAI_IO_BASE_ADDR + 0x04) -#define ESAI_ECR (ESAI_IO_BASE_ADDR + 0x08) -#define ESAI_ESR (ESAI_IO_BASE_ADDR + 0x0C) -#define ESAI_TFCR (ESAI_IO_BASE_ADDR + 0x10) -#define ESAI_TFSR (ESAI_IO_BASE_ADDR + 0x14) -#define ESAI_RFCR (ESAI_IO_BASE_ADDR + 0x18) -#define ESAI_RFSR (ESAI_IO_BASE_ADDR + 0x1C) -#define ESAI_TX0 (ESAI_IO_BASE_ADDR + 0x80) -#define ESAI_TX1 (ESAI_IO_BASE_ADDR + 0x84) -#define ESAI_TX2 (ESAI_IO_BASE_ADDR + 0x88) -#define ESAI_TX3 (ESAI_IO_BASE_ADDR + 0x8C) -#define ESAI_TX4 (ESAI_IO_BASE_ADDR + 0x90) -#define ESAI_TX5 (ESAI_IO_BASE_ADDR + 0x94) -#define ESAI_TSR (ESAI_IO_BASE_ADDR + 0x98) -#define ESAI_RX0 (ESAI_IO_BASE_ADDR + 0xA0) -#define ESAI_RX1 (ESAI_IO_BASE_ADDR + 0xA4) -#define ESAI_RX2 (ESAI_IO_BASE_ADDR + 0xA8) -#define ESAI_RX3 (ESAI_IO_BASE_ADDR + 0xAC) -#define ESAI_SAISR (ESAI_IO_BASE_ADDR + 0xCC) -#define ESAI_SAICR (ESAI_IO_BASE_ADDR + 0xD0) -#define ESAI_TCR (ESAI_IO_BASE_ADDR + 0xD4) -#define ESAI_TCCR (ESAI_IO_BASE_ADDR + 0xD8) -#define ESAI_RCR (ESAI_IO_BASE_ADDR + 0xDC) -#define ESAI_RCCR (ESAI_IO_BASE_ADDR + 0xE0) -#define ESAI_TSMA (ESAI_IO_BASE_ADDR + 0xE4) -#define ESAI_TSMB (ESAI_IO_BASE_ADDR + 0xE8) -#define ESAI_RSMA (ESAI_IO_BASE_ADDR + 0xEC) -#define ESAI_RSMB (ESAI_IO_BASE_ADDR + 0xF0) -#define ESAI_PRRC (ESAI_IO_BASE_ADDR + 0xF8) -#define ESAI_PCRC (ESAI_IO_BASE_ADDR + 0xFC) - -#define ESAI_ECR_ETI (1 << 19) -#define ESAI_ECR_ETO (1 << 18) -#define ESAI_ECR_ERI (1 << 17) -#define ESAI_ECR_ERO (1 << 16) -#define ESAI_ECR_ERST (1 << 1) -#define ESAI_ECR_ESAIEN (1 << 0) - -#define ESAI_ESR_TINIT (1 << 10) -#define ESAI_ESR_RFF (1 << 9) -#define ESAI_ESR_TFE (1 << 8) -#define ESAI_ESR_TLS (1 << 7) -#define ESAI_ESR_TDE (1 << 6) -#define ESAI_ESR_TED (1 << 5) -#define ESAI_ESR_TD (1 << 4) -#define ESAI_ESR_RLS (1 << 3) -#define ESAI_ESR_RDE (1 << 2) -#define ESAI_ESR_RED (1 << 1) -#define ESAI_ESR_RD (1 << 0) - -#define ESAI_TFCR_TIEN (1 << 19) -#define ESAI_TFCR_TE5 (1 << 7) -#define ESAI_TFCR_TE4 (1 << 6) -#define ESAI_TFCR_TE3 (1 << 5) -#define ESAI_TFCR_TE2 (1 << 4) -#define ESAI_TFCR_TE1 (1 << 3) -#define ESAI_TFCR_TE0 (1 << 2) -#define ESAI_TFCR_TFR (1 << 1) -#define ESAI_TFCR_TFEN (1 << 0) -#define ESAI_TFCR_TE(x) ((0x3f >> (6 - ((x + 1) >> 1))) << 2) -#define ESAI_TFCR_TE_MASK 0xfff03 -#define ESAI_TFCR_TFWM(x) ((x - 1) << 8) -#define ESAI_TFCR_TWA_MASK 0xf8ffff - -#define ESAI_RFCR_REXT (1 << 19) -#define ESAI_RFCR_RE3 (1 << 5) -#define ESAI_RFCR_RE2 (1 << 4) -#define ESAI_RFCR_RE1 (1 << 3) -#define ESAI_RFCR_RE0 (1 << 2) -#define ESAI_RFCR_RFR (1 << 1) -#define ESAI_RFCR_RFEN (1 << 0) -#define ESAI_RFCR_RE(x) ((0xf >> (4 - ((x + 1) >> 1))) << 3) -#define ESAI_RFCR_RE_MASK 0xfffc3 -#define ESAI_RFCR_RFWM(x) ((x-1) << 8) -#define ESAI_RFCR_RWA_MASK 0xf8ffff - -#define ESAI_WORD_LEN_32 (0x00 << 16) -#define ESAI_WORD_LEN_28 (0x01 << 16) -#define ESAI_WORD_LEN_24 (0x02 << 16) -#define ESAI_WORD_LEN_20 (0x03 << 16) -#define ESAI_WORD_LEN_16 (0x04 << 16) -#define ESAI_WORD_LEN_12 (0x05 << 16) -#define ESAI_WORD_LEN_8 (0x06 << 16) -#define ESAI_WORD_LEN_4 (0x07 << 16) - -#define ESAI_SAISR_TODFE (1 << 17) -#define ESAI_SAISR_TEDE (1 << 16) -#define ESAI_SAISR_TDE (1 << 15) -#define ESAI_SAISR_TUE (1 << 14) -#define ESAI_SAISR_TFS (1 << 13) -#define ESAI_SAISR_RODF (1 << 10) -#define ESAI_SAISR_REDF (1 << 9) -#define ESAI_SAISR_RDF (1 << 8) -#define ESAI_SAISR_ROE (1 << 7) -#define ESAI_SAISR_RFS (1 << 6) -#define ESAI_SAISR_IF2 (1 << 2) -#define ESAI_SAISR_IF1 (1 << 1) -#define ESAI_SAISR_IF0 (1 << 0) - -#define ESAI_SAICR_ALC (1 << 8) -#define ESAI_SAICR_TEBE (1 << 7) -#define ESAI_SAICR_SYNC (1 << 6) -#define ESAI_SAICR_OF2 (1 << 2) -#define ESAI_SAICR_OF1 (1 << 1) -#define ESAI_SAICR_OF0 (1 << 0) - -#define ESAI_TCR_TLIE (1 << 23) -#define ESAI_TCR_TIE (1 << 22) -#define ESAI_TCR_TEDIE (1 << 21) -#define ESAI_TCR_TEIE (1 << 20) -#define ESAI_TCR_TPR (1 << 19) -#define ESAI_TCR_PADC (1 << 17) -#define ESAI_TCR_TFSR (1 << 16) -#define ESAI_TCR_TFSL (1 << 15) -#define ESAI_TCR_TWA (1 << 7) -#define ESAI_TCR_TSHFD_MSB (0 << 6) -#define ESAI_TCR_TSHFD_LSB (1 << 6) -#define ESAI_TCR_TE5 (1 << 5) -#define ESAI_TCR_TE4 (1 << 4) -#define ESAI_TCR_TE3 (1 << 3) -#define ESAI_TCR_TE2 (1 << 2) -#define ESAI_TCR_TE1 (1 << 1) -#define ESAI_TCR_TE0 (1 << 0) -#define ESAI_TCR_TE(x) (0x3f >> (6 - ((x + 1) >> 1))) - -#define ESAI_TCR_TSWS_MASK 0xff83ff -#define ESAI_TCR_TSWS_STL8_WDL8 (0x00 << 10) -#define ESAI_TCR_TSWS_STL12_WDL8 (0x04 << 10) -#define ESAI_TCR_TSWS_STL12_WDL12 (0x01 << 10) -#define ESAI_TCR_TSWS_STL16_WDL8 (0x08 << 10) -#define ESAI_TCR_TSWS_STL16_WDL12 (0x05 << 10) -#define ESAI_TCR_TSWS_STL16_WDL16 (0x02 << 10) -#define ESAI_TCR_TSWS_STL20_WDL8 (0x0c << 10) -#define ESAI_TCR_TSWS_STL20_WDL12 (0x09 << 10) -#define ESAI_TCR_TSWS_STL20_WDL16 (0x06 << 10) -#define ESAI_TCR_TSWS_STL20_WDL20 (0x03 << 10) -#define ESAI_TCR_TSWS_STL24_WDL8 (0x10 << 10) -#define ESAI_TCR_TSWS_STL24_WDL12 (0x0d << 10) -#define ESAI_TCR_TSWS_STL24_WDL16 (0x0a << 10) -#define ESAI_TCR_TSWS_STL24_WDL20 (0x07 << 10) -#define ESAI_TCR_TSWS_STL24_WDL24 (0x1e << 10) -#define ESAI_TCR_TSWS_STL32_WDL8 (0x18 << 10) -#define ESAI_TCR_TSWS_STL32_WDL12 (0x15 << 10) -#define ESAI_TCR_TSWS_STL32_WDL16 (0x12 << 10) -#define ESAI_TCR_TSWS_STL32_WDL20 (0x0f << 10) -#define ESAI_TCR_TSWS_STL32_WDL24 (0x1f << 10) - -#define ESAI_TCR_TMOD_MASK 0xfffcff -#define ESAI_TCR_TMOD_NORMAL (0x00 << 8) -#define ESAI_TCR_TMOD_ONDEMAND (0x01 << 8) -#define ESAI_TCR_TMOD_NETWORK (0x01 << 8) -#define ESAI_TCR_TMOD_RESERVED (0x02 << 8) -#define ESAI_TCR_TMOD_AC97 (0x03 << 8) - -#define ESAI_TCCR_THCKD (1 << 23) -#define ESAI_TCCR_TFSD (1 << 22) -#define ESAI_TCCR_TCKD (1 << 21) -#define ESAI_TCCR_THCKP (1 << 20) -#define ESAI_TCCR_TFSP (1 << 19) -#define ESAI_TCCR_TCKP (1 << 18) - -#define ESAI_TCCR_TPSR_MASK 0xfffeff -#define ESAI_TCCR_TPSR_BYPASS (1 << 8) -#define ESAI_TCCR_TPSR_DIV8 (0 << 8) - -#define ESAI_TCCR_TFP_MASK 0xfc3fff -#define ESAI_TCCR_TFP(x) ((x & 0xf) << 14) - -#define ESAI_TCCR_TDC_MASK 0xffc1ff -#define ESAI_TCCR_TDC(x) (((x) & 0x1f) << 9) - -#define ESAI_TCCR_TPM_MASK 0xffff00 -#define ESAI_TCCR_TPM(x) (x & 0xff) - -#define ESAI_RCR_RLIE (1 << 23) -#define ESAI_RCR_RIE (1 << 22) -#define ESAI_RCR_REDIE (1 << 21) -#define ESAI_RCR_REIE (1 << 20) -#define ESAI_RCR_RPR (1 << 19) -#define ESAI_RCR_RFSR (1 << 16) -#define ESAI_RCR_RFSL (1 << 15) -#define ESAI_RCR_RWA (1 << 7) -#define ESAI_RCR_RSHFD_MSB (0 << 6) -#define ESAI_RCR_RSHFD_LSB (1 << 6) -#define ESAI_RCR_RE3 (1 << 3) -#define ESAI_RCR_RE2 (1 << 2) -#define ESAI_RCR_RE1 (1 << 1) -#define ESAI_RCR_RE0 (1 << 0) -#define ESAI_RCR_RE(x) ((0xf >> (4 - ((x + 1) >> 1))) << 1) - -#define ESAI_RCR_RSWS_MASK 0xff83ff -#define ESAI_RCR_RSWS_STL8_WDL8 (0x00 << 10) -#define ESAI_RCR_RSWS_STL12_WDL8 (0x04 << 10) -#define ESAI_RCR_RSWS_STL12_WDL12 (0x01 << 10) -#define ESAI_RCR_RSWS_STL16_WDL8 (0x08 << 10) -#define ESAI_RCR_RSWS_STL16_WDL12 (0x05 << 10) -#define ESAI_RCR_RSWS_STL16_WDL16 (0x02 << 10) -#define ESAI_RCR_RSWS_STL20_WDL8 (0x0c << 10) -#define ESAI_RCR_RSWS_STL20_WDL12 (0x09 << 10) -#define ESAI_RCR_RSWS_STL20_WDL16 (0x06 << 10) -#define ESAI_RCR_RSWS_STL20_WDL20 (0x03 << 10) -#define ESAI_RCR_RSWS_STL24_WDL8 (0x10 << 10) -#define ESAI_RCR_RSWS_STL24_WDL12 (0x0d << 10) -#define ESAI_RCR_RSWS_STL24_WDL16 (0x0a << 10) -#define ESAI_RCR_RSWS_STL24_WDL20 (0x07 << 10) -#define ESAI_RCR_RSWS_STL24_WDL24 (0x1e << 10) -#define ESAI_RCR_RSWS_STL32_WDL8 (0x18 << 10) -#define ESAI_RCR_RSWS_STL32_WDL12 (0x15 << 10) -#define ESAI_RCR_RSWS_STL32_WDL16 (0x12 << 10) -#define ESAI_RCR_RSWS_STL32_WDL20 (0x0f << 10) -#define ESAI_RCR_RSWS_STL32_WDL24 (0x1f << 10) - -#define ESAI_RCR_RMOD_MASK 0xfffcff -#define ESAI_RCR_RMOD_NORMAL (0x00 << 8) -#define ESAI_RCR_RMOD_ONDEMAND (0x01 << 8) -#define ESAI_RCR_RMOD_NETWORK (0x01 << 8) -#define ESAI_RCR_RMOD_RESERVED (0x02 << 8) -#define ESAI_RCR_RMOD_AC97 (0x03 << 8) - -#define ESAI_RCCR_RHCKD (1 << 23) -#define ESAI_RCCR_RFSD (1 << 22) -#define ESAI_RCCR_RCKD (1 << 21) -#define ESAI_RCCR_RHCKP (1 << 20) -#define ESAI_RCCR_RFSP (1 << 19) -#define ESAI_RCCR_RCKP (1 << 18) - -#define ESAI_RCCR_RPSR_MASK 0xfffeff -#define ESAI_RCCR_RPSR_BYPASS (1 << 8) -#define ESAI_RCCR_RPSR_DIV8 (0 << 8) - -#define ESAI_RCCR_RFP_MASK 0xfc3fff -#define ESAI_RCCR_RFP(x) ((x & 0xf) << 14) - -#define ESAI_RCCR_RDC_MASK 0xffc1ff -#define ESAI_RCCR_RDC(x) (((x) & 0x1f) << 9) - -#define ESAI_RCCR_RPM_MASK 0xffff00 -#define ESAI_RCCR_RPM(x) (x & 0xff) - -#define ESAI_GPIO_ESAI 0xfff - -/* ESAI clock source */ -#define ESAI_CLK_FSYS 0 -#define ESAI_CLK_EXTAL 1 - -/* ESAI clock divider */ -#define ESAI_TX_DIV_PSR 0 -#define ESAI_TX_DIV_PM 1 -#define ESAI_TX_DIV_FP 2 -#define ESAI_RX_DIV_PSR 3 -#define ESAI_RX_DIV_PM 4 -#define ESAI_RX_DIV_FP 5 - static int imx_esai_txrx_state; static struct imx_esai imx_esai_priv[3]; +static void __iomem *esai_ioaddr; static int imx_esai_set_dai_sysclk(struct snd_soc_dai *cpu_dai, int clk_id, unsigned int freq, int dir) @@ -341,10 +58,8 @@ static int imx_esai_set_dai_sysclk(struct snd_soc_dai *cpu_dai, ~(ESAI_RCCR_RHCKD | ESAI_RCCR_RCKD | ESAI_RCCR_RFSD); } else { - if (cpu_dai->id & IMX_DAI_ESAI_TX) tccr |= ESAI_TCCR_THCKD | ESAI_TCCR_TCKD | ESAI_TCCR_TFSD; - if (cpu_dai->id & IMX_DAI_ESAI_RX) rccr |= ESAI_RCCR_RHCKD | ESAI_RCCR_RCKD | ESAI_RCCR_RFSD; if (clk_id == ESAI_CLK_FSYS) { @@ -353,14 +68,10 @@ static int imx_esai_set_dai_sysclk(struct snd_soc_dai *cpu_dai, if (cpu_dai->id & IMX_DAI_ESAI_RX) ecr &= ~(ESAI_ECR_ERI | ESAI_ECR_ERO); } else if (clk_id == ESAI_CLK_EXTAL) { - if (cpu_dai->id & IMX_DAI_ESAI_TX) { ecr |= ESAI_ECR_ETI; ecr &= ~ESAI_ECR_ETO; - } - if (cpu_dai->id & IMX_DAI_ESAI_RX) { ecr |= ESAI_ECR_ERI; ecr &= ~ESAI_ECR_ERO; - } } } @@ -386,7 +97,10 @@ static int imx_esai_set_dai_clkdiv(struct snd_soc_dai *cpu_dai, switch (div_id) { case ESAI_TX_DIV_PSR: tccr &= ESAI_TCCR_TPSR_MASK; - tccr |= div; + if (div) + tccr |= ESAI_TCCR_TPSR_BYPASS; + else + tccr &= ~ESAI_TCCR_TPSR_DIV8; break; case ESAI_TX_DIV_PM: tccr &= ESAI_TCCR_TPM_MASK; @@ -398,7 +112,10 @@ static int imx_esai_set_dai_clkdiv(struct snd_soc_dai *cpu_dai, break; case ESAI_RX_DIV_PSR: rccr &= ESAI_RCCR_RPSR_MASK; - rccr |= div; + if (div) + rccr |= ESAI_RCCR_RPSR_BYPASS; + else + rccr &= ~ESAI_RCCR_RPSR_DIV8; break; case ESAI_RX_DIV_PM: rccr &= ESAI_RCCR_RPM_MASK; @@ -691,7 +408,7 @@ static int imx_esai_hw_rx_params(struct snd_pcm_substream *substream, switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: rfcr |= ESAI_WORD_LEN_16; - rcr |= ESAI_RCR_RSHFD_MSB | ESAI_RCR_RSWS_STL16_WDL16; + rcr |= ESAI_RCR_RSHFD_MSB | ESAI_RCR_RSWS_STL32_WDL16; break; } @@ -729,6 +446,7 @@ static int imx_esai_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) { u32 reg, tfcr = 0, rfcr = 0; + u32 temp; if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { tfcr = __raw_readl(ESAI_TFCR); @@ -748,6 +466,9 @@ static int imx_esai_trigger(struct snd_pcm_substream *substream, int cmd, reg |= ESAI_TCR_TE(substream->runtime->channels); __raw_writel(reg, ESAI_TCR); } else { + temp = __raw_readl(ESAI_TCR); + temp &= ~ESAI_TCR_TPR; + __raw_writel(temp, ESAI_TCR); rfcr |= ESAI_RFCR_RFEN; __raw_writel(rfcr, ESAI_RFCR); reg &= ~ESAI_RCR_RPR; @@ -783,7 +504,6 @@ static int imx_esai_trigger(struct snd_pcm_substream *substream, int cmd, default: return -EINVAL; } - ESAI_DUMP(); return 0; } @@ -932,14 +652,53 @@ struct snd_soc_dai imx_esai_dai[] = { EXPORT_SYMBOL_GPL(imx_esai_dai); +static int imx_esai_dev_probe(struct platform_device *pdev) +{ + struct resource *res; + struct mxc_esai_platform_data *plat_data = pdev->dev.platform_data; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -ENODEV; + + esai_ioaddr = ioremap(res->start, res->end - res->start + 1); + + if (plat_data->activate_esai_ports) + plat_data->activate_esai_ports(); + + snd_soc_register_dais(imx_esai_dai, ARRAY_SIZE(imx_esai_dai)); + return 0; +} + +static int __devexit imx_esai_dev_remove(struct platform_device *pdev) +{ + + struct mxc_esai_platform_data *plat_data = pdev->dev.platform_data; + iounmap(esai_ioaddr); + if (plat_data->deactivate_esai_ports) + plat_data->deactivate_esai_ports(); + + snd_soc_unregister_dais(imx_esai_dai, ARRAY_SIZE(imx_esai_dai)); + return 0; +} + + +static struct platform_driver imx_esai_driver = { + .probe = imx_esai_dev_probe, + .remove = __devexit_p(imx_esai_dev_remove), + .driver = { + .name = "mxc_esai", + }, +}; + static int __init imx_esai_init(void) { - return snd_soc_register_dais(imx_esai_dai, ARRAY_SIZE(imx_esai_dai)); + return platform_driver_register(&imx_esai_driver); } static void __exit imx_esai_exit(void) { - snd_soc_unregister_dais(imx_esai_dai, ARRAY_SIZE(imx_esai_dai)); + platform_driver_unregister(&imx_esai_driver); } module_init(imx_esai_init); |