diff options
Diffstat (limited to 'sound/soc/fsl/fsl_spdif.c')
-rw-r--r-- | sound/soc/fsl/fsl_spdif.c | 73 |
1 files changed, 60 insertions, 13 deletions
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c index b0f643fefe1e..5fa178f3f497 100644 --- a/sound/soc/fsl/fsl_spdif.c +++ b/sound/soc/fsl/fsl_spdif.c @@ -49,10 +49,18 @@ static u8 srpc_dpll_locked[] = { 0x0, 0x1, 0x2, 0x3, 0x4, 0xa, 0xb }; * @imx: for imx platform * @shared_root_clock: flag of sharing a clock source with others; * so the driver shouldn't set root clock rate + * @interrupts: interrupt number + * @tx_burst: tx maxburst size + * @rx_burst: rx maxburst size + * @tx_formats: tx supported data format */ struct fsl_spdif_soc_data { bool imx; bool shared_root_clock; + u32 interrupts; + u32 tx_burst; + u32 rx_burst; + u64 tx_formats; }; /* @@ -128,16 +136,38 @@ struct fsl_spdif_priv { static struct fsl_spdif_soc_data fsl_spdif_vf610 = { .imx = false, .shared_root_clock = false, + .interrupts = 1, + .tx_burst = FSL_SPDIF_TXFIFO_WML, + .rx_burst = FSL_SPDIF_RXFIFO_WML, + .tx_formats = FSL_SPDIF_FORMATS_PLAYBACK, }; static struct fsl_spdif_soc_data fsl_spdif_imx35 = { .imx = true, .shared_root_clock = false, + .interrupts = 1, + .tx_burst = FSL_SPDIF_TXFIFO_WML, + .rx_burst = FSL_SPDIF_RXFIFO_WML, + .tx_formats = FSL_SPDIF_FORMATS_PLAYBACK, }; static struct fsl_spdif_soc_data fsl_spdif_imx6sx = { .imx = true, .shared_root_clock = true, + .interrupts = 1, + .tx_burst = FSL_SPDIF_TXFIFO_WML, + .rx_burst = FSL_SPDIF_RXFIFO_WML, + .tx_formats = FSL_SPDIF_FORMATS_PLAYBACK, + +}; + +static struct fsl_spdif_soc_data fsl_spdif_imx8qm = { + .imx = true, + .shared_root_clock = true, + .interrupts = 2, + .tx_burst = 2, /* Applied for EDMA */ + .rx_burst = 2, /* Applied for EDMA */ + .tx_formats = SNDRV_PCM_FMTBIT_S24_LE, /* Applied for EDMA */ }; /* Check if clk is a root clock that does not share clock source with others */ @@ -429,10 +459,18 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream, rate = SPDIF_TXRATE_48000; csfs = IEC958_AES3_CON_FS_48000; break; + case 88200: + rate = SPDIF_TXRATE_88200; + csfs = IEC958_AES3_CON_FS_88200; + break; case 96000: rate = SPDIF_TXRATE_96000; csfs = IEC958_AES3_CON_FS_96000; break; + case 176400: + rate = SPDIF_TXRATE_176400; + csfs = IEC958_AES3_CON_FS_176400; + break; case 192000: rate = SPDIF_TXRATE_192000; csfs = IEC958_AES3_CON_FS_192000; @@ -827,7 +865,7 @@ static int fsl_spdif_rxrate_info(struct snd_kcontrol *kcontrol, uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 16000; - uinfo->value.integer.max = 96000; + uinfo->value.integer.max = 192000; return 0; } @@ -1145,7 +1183,8 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv, struct clk *clk, u64 savesub, enum spdif_txrate index, bool round) { - static const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; + static const u32 rate[] = { 32000, 44100, 48000, 88200, 96000, 176400, + 192000, }; bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk); u64 rate_ideal, rate_actual, sub; u32 arate; @@ -1205,7 +1244,8 @@ out: static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv, enum spdif_txrate index) { - static const u32 rate[] = { 32000, 44100, 48000, 96000, 192000 }; + static const u32 rate[] = { 32000, 44100, 48000, 88200, 96000, 176400, + 192000, }; struct platform_device *pdev = spdif_priv->pdev; struct device *dev = &pdev->dev; u64 savesub = 100000, ret; @@ -1273,6 +1313,8 @@ static int fsl_spdif_probe(struct platform_device *pdev) /* Initialize this copy of the CPU DAI driver structure */ memcpy(&spdif_priv->cpu_dai_drv, &fsl_spdif_dai, sizeof(fsl_spdif_dai)); spdif_priv->cpu_dai_drv.name = dev_name(&pdev->dev); + spdif_priv->cpu_dai_drv.playback.formats = + spdif_priv->soc->tx_formats; /* Get the addresses and IRQ */ res = platform_get_resource(pdev, IORESOURCE_MEM, 0); @@ -1287,15 +1329,19 @@ static int fsl_spdif_probe(struct platform_device *pdev) return PTR_ERR(spdif_priv->regmap); } - irq = platform_get_irq(pdev, 0); - if (irq < 0) - return irq; + for (i = 0; i < spdif_priv->soc->interrupts; i++) { + irq = platform_get_irq(pdev, i); + if (irq < 0) { + dev_err(&pdev->dev, "no irq for node %s\n", pdev->name); + return irq; + } - ret = devm_request_irq(&pdev->dev, irq, spdif_isr, 0, - dev_name(&pdev->dev), spdif_priv); - if (ret) { - dev_err(&pdev->dev, "could not claim irq %u\n", irq); - return ret; + ret = devm_request_irq(&pdev->dev, irq, spdif_isr, 0, + dev_name(&pdev->dev), spdif_priv); + if (ret) { + dev_err(&pdev->dev, "could not claim irq %u\n", irq); + return ret; + } } /* Get system clock for rx clock rate calculation */ @@ -1344,8 +1390,8 @@ static int fsl_spdif_probe(struct platform_device *pdev) spdif_priv->dpll_locked = false; - spdif_priv->dma_params_tx.maxburst = FSL_SPDIF_TXFIFO_WML; - spdif_priv->dma_params_rx.maxburst = FSL_SPDIF_RXFIFO_WML; + spdif_priv->dma_params_tx.maxburst = spdif_priv->soc->tx_burst; + spdif_priv->dma_params_rx.maxburst = spdif_priv->soc->rx_burst; spdif_priv->dma_params_tx.addr = res->start + REG_SPDIF_STL; spdif_priv->dma_params_rx.addr = res->start + REG_SPDIF_SRL; @@ -1458,6 +1504,7 @@ static const struct of_device_id fsl_spdif_dt_ids[] = { { .compatible = "fsl,imx35-spdif", .data = &fsl_spdif_imx35, }, { .compatible = "fsl,vf610-spdif", .data = &fsl_spdif_vf610, }, { .compatible = "fsl,imx6sx-spdif", .data = &fsl_spdif_imx6sx, }, + { .compatible = "fsl,imx8qm-spdif", .data = &fsl_spdif_imx8qm, }, {} }; MODULE_DEVICE_TABLE(of, fsl_spdif_dt_ids); |