1 From 1c906a59a60887e1b997ebab63f19f33a1c69a3e Mon Sep 17 00:00:00 2001
2 From: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
3 Date: Tue, 3 Aug 2021 13:48:25 +0300
4 Subject: [PATCH 192/247] ASoC: codecs: ad193x: add support for 96kHz and
7 ad193x devices support 96KHz and 192KHz sampling rates, when PLL/MCLK is
11 Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
12 Link: https://lore.kernel.org/r/20210803104825.2198335-1-codrin.ciubotariu@microchip.com
13 Signed-off-by: Mark Brown <broonie@kernel.org>
15 sound/soc/codecs/ad193x.c | 30 ++++++++++++++++++++++++++++--
16 sound/soc/codecs/ad193x.h | 4 ++++
17 2 files changed, 32 insertions(+), 2 deletions(-)
19 --- a/sound/soc/codecs/ad193x.c
20 +++ b/sound/soc/codecs/ad193x.c
21 @@ -316,6 +316,13 @@ static int ad193x_hw_params(struct snd_p
22 int word_len = 0, master_rate = 0;
23 struct snd_soc_component *component = dai->component;
24 struct ad193x_priv *ad193x = snd_soc_component_get_drvdata(component);
25 + bool is_playback = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
28 + dev_dbg(dai->dev, "%s() rate=%u format=%#x width=%u channels=%u\n",
29 + __func__, params_rate(params), params_format(params),
30 + params_width(params), params_channels(params));
34 switch (params_width(params)) {
35 @@ -346,6 +353,25 @@ static int ad193x_hw_params(struct snd_p
40 + switch (params_rate(params)) {
42 + dacc0 = AD193X_DAC_SR_48;
45 + dacc0 = AD193X_DAC_SR_96;
48 + dacc0 = AD193X_DAC_SR_192;
51 + dev_err(dai->dev, "invalid sampling rate: %d\n", params_rate(params));
55 + regmap_update_bits(ad193x->regmap, AD193X_DAC_CTRL0, AD193X_DAC_SR_MASK, dacc0);
58 regmap_update_bits(ad193x->regmap, AD193X_PLL_CLK_CTRL0,
59 AD193X_PLL_INPUT_MASK, master_rate);
61 @@ -385,7 +411,7 @@ static struct snd_soc_dai_driver ad193x_
62 .stream_name = "Playback",
65 - .rates = SNDRV_PCM_RATE_48000,
66 + .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000,
67 .formats = SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S16_LE |
68 SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE,
70 @@ -407,7 +433,7 @@ static struct snd_soc_dai_driver ad193x_
71 .stream_name = "Playback",
74 - .rates = SNDRV_PCM_RATE_48000,
75 + .rates = SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000,
76 .formats = SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S16_LE |
77 SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE,
79 --- a/sound/soc/codecs/ad193x.h
80 +++ b/sound/soc/codecs/ad193x.h
81 @@ -37,6 +37,10 @@ int ad193x_probe(struct device *dev, str
82 #define AD193X_PLL_CLK_SRC_MCLK (1 << 1)
83 #define AD193X_DAC_CTRL0 0x02
84 #define AD193X_DAC_POWERDOWN 0x01
85 +#define AD193X_DAC_SR_MASK 0x06
86 +#define AD193X_DAC_SR_48 (0 << 1)
87 +#define AD193X_DAC_SR_96 (1 << 1)
88 +#define AD193X_DAC_SR_192 (2 << 1)
89 #define AD193X_DAC_SERFMT_MASK 0xC0
90 #define AD193X_DAC_SERFMT_STEREO (0 << 6)
91 #define AD193X_DAC_SERFMT_TDM (1 << 6)