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authorMatus Gajdos <matuszpd@gmail.com>2023-07-19 18:31:53 +0200
committerMark Brown <broonie@kernel.org>2023-07-19 18:47:18 +0100
commit65bc25b8d0904e0aff66b1c3a9dd4c0dcb8efbf1 (patch)
treee156f8c5188ab869d0ee176cbf67d174df2b8c67 /sound/soc/fsl
parent82e7c8b93a0614b1725e0ea11d0a77b04e058716 (diff)
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ASoC: fsl_spdif: Add support for 22.05 kHz sample rate
Add support for 22.05 kHz sample rate for TX. Signed-off-by: Matus Gajdos <matuszpd@gmail.com> Reviewed-by: Fabio Estevam <festevam@gmail.com> Link: https://lore.kernel.org/r/20230719163154.19492-1-matuszpd@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/fsl')
-rw-r--r--sound/soc/fsl/fsl_spdif.c8
-rw-r--r--sound/soc/fsl/fsl_spdif.h6
2 files changed, 10 insertions, 4 deletions
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c
index 015c3708aa04..95e639711eba 100644
--- a/sound/soc/fsl/fsl_spdif.c
+++ b/sound/soc/fsl/fsl_spdif.c
@@ -514,6 +514,10 @@ static int spdif_set_sample_rate(struct snd_pcm_substream *substream,
int ret;
switch (sample_rate) {
+ case 22050:
+ rate = SPDIF_TXRATE_22050;
+ csfs = IEC958_AES3_CON_FS_22050;
+ break;
case 32000:
rate = SPDIF_TXRATE_32000;
csfs = IEC958_AES3_CON_FS_32000;
@@ -1422,7 +1426,7 @@ 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, 88200, 96000, 176400,
+ static const u32 rate[] = { 22050, 32000, 44100, 48000, 88200, 96000, 176400,
192000, };
bool is_sysclk = clk_is_match(clk, spdif_priv->sysclk);
u64 rate_ideal, rate_actual, sub;
@@ -1483,7 +1487,7 @@ out:
static int fsl_spdif_probe_txclk(struct fsl_spdif_priv *spdif_priv,
enum spdif_txrate index)
{
- static const u32 rate[] = { 32000, 44100, 48000, 88200, 96000, 176400,
+ static const u32 rate[] = { 22050, 32000, 44100, 48000, 88200, 96000, 176400,
192000, };
struct platform_device *pdev = spdif_priv->pdev;
struct device *dev = &pdev->dev;
diff --git a/sound/soc/fsl/fsl_spdif.h b/sound/soc/fsl/fsl_spdif.h
index 75b42a692c90..2bc1b10c17d4 100644
--- a/sound/soc/fsl/fsl_spdif.h
+++ b/sound/soc/fsl/fsl_spdif.h
@@ -175,7 +175,8 @@ enum spdif_gainsel {
/* SPDIF tx rate */
enum spdif_txrate {
- SPDIF_TXRATE_32000 = 0,
+ SPDIF_TXRATE_22050 = 0,
+ SPDIF_TXRATE_32000,
SPDIF_TXRATE_44100,
SPDIF_TXRATE_48000,
SPDIF_TXRATE_88200,
@@ -191,7 +192,8 @@ enum spdif_txrate {
#define SPDIF_QSUB_SIZE (SPDIF_UBITS_SIZE / 8)
-#define FSL_SPDIF_RATES_PLAYBACK (SNDRV_PCM_RATE_32000 | \
+#define FSL_SPDIF_RATES_PLAYBACK (SNDRV_PCM_RATE_22050 | \
+ SNDRV_PCM_RATE_32000 | \
SNDRV_PCM_RATE_44100 | \
SNDRV_PCM_RATE_48000 | \
SNDRV_PCM_RATE_88200 | \