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Message-Id: <1602492582-3558-1-git-send-email-shengjiu.wang@nxp.com>
Date: Mon, 12 Oct 2020 16:49:42 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: timur@...nel.org, nicoleotsuka@...il.com, Xiubo.Lee@...il.com,
festevam@...il.com, broonie@...nel.org, perex@...ex.cz,
tiwai@...e.com, alsa-devel@...a-project.org
Cc: linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ASoC: fsl_spdif: Add support for higher sample rates
Add 88200Hz and 176400Hz sample rates support for TX.
Add 88200Hz, 176400Hz, 192000Hz sample rates support for RX.
Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
Signed-off-by: Viorel Suman <viorel.suman@....com>
---
sound/soc/fsl/fsl_spdif.c | 16 +++++++++++++---
sound/soc/fsl/fsl_spdif.h | 9 ++++++++-
2 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c
index b0f643fefe1e..f41496cf5b63 100644
--- a/sound/soc/fsl/fsl_spdif.c
+++ b/sound/soc/fsl/fsl_spdif.c
@@ -429,10 +429,18 @@ 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 +835,7 @@ 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 +1153,8 @@ 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 +1214,8 @@ static u32 fsl_spdif_txclk_caldiv(struct fsl_spdif_priv *spdif_priv,
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;
diff --git a/sound/soc/fsl/fsl_spdif.h b/sound/soc/fsl/fsl_spdif.h
index e6c61e07bc1a..d5f1dfd58740 100644
--- a/sound/soc/fsl/fsl_spdif.h
+++ b/sound/soc/fsl/fsl_spdif.h
@@ -163,7 +163,9 @@ enum spdif_txrate {
SPDIF_TXRATE_32000 = 0,
SPDIF_TXRATE_44100,
SPDIF_TXRATE_48000,
+ SPDIF_TXRATE_88200,
SPDIF_TXRATE_96000,
+ SPDIF_TXRATE_176400,
SPDIF_TXRATE_192000,
};
#define SPDIF_TXRATE_MAX (SPDIF_TXRATE_192000 + 1)
@@ -177,15 +179,20 @@ enum spdif_txrate {
#define FSL_SPDIF_RATES_PLAYBACK (SNDRV_PCM_RATE_32000 | \
SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000 | \
+ SNDRV_PCM_RATE_88200 | \
SNDRV_PCM_RATE_96000 | \
+ SNDRV_PCM_RATE_176400 | \
SNDRV_PCM_RATE_192000)
#define FSL_SPDIF_RATES_CAPTURE (SNDRV_PCM_RATE_16000 | \
SNDRV_PCM_RATE_32000 | \
SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000 | \
+ SNDRV_PCM_RATE_88200 | \
SNDRV_PCM_RATE_64000 | \
- SNDRV_PCM_RATE_96000)
+ SNDRV_PCM_RATE_96000 | \
+ SNDRV_PCM_RATE_176400 | \
+ SNDRV_PCM_RATE_192000)
#define FSL_SPDIF_FORMATS_PLAYBACK (SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_S20_3LE | \
--
2.27.0
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