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Subject[PATCH v2 3/3] ASoC: es7134: add support for the es7154
Date
Add support for the es7154 which is basically an es7134 with an
embedded power amplifier and lower maximum sample rate

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
sound/soc/codecs/es7134.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 59 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/es7134.c b/sound/soc/codecs/es7134.c
index 80f2936cefed..6d7bca7b78ca 100644
--- a/sound/soc/codecs/es7134.c
+++ b/sound/soc/codecs/es7134.c
@@ -33,6 +33,7 @@ struct es7134_clock_mode {
};

struct es7134_chip {
+ struct snd_soc_dai_driver *dai_drv;
const struct es7134_clock_mode *modes;
unsigned int mode_num;
const struct snd_soc_dapm_widget *extra_widgets;
@@ -196,6 +197,7 @@ static const struct snd_soc_dapm_route es7134_extra_routes[] = {
};

static const struct es7134_chip es7134_chip = {
+ .dai_drv = &es7134_dai,
.modes = es7134_modes,
.mode_num = ARRAY_SIZE(es7134_modes),
.extra_routes = es7134_extra_routes,
@@ -227,6 +229,61 @@ static const struct snd_soc_component_driver es7134_component_driver = {
.non_legacy_dai_naming = 1,
};

+static struct snd_soc_dai_driver es7154_dai = {
+ .name = "es7154-hifi",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = (SNDRV_PCM_RATE_8000_48000 |
+ SNDRV_PCM_RATE_88200 |
+ SNDRV_PCM_RATE_96000),
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S18_3LE |
+ SNDRV_PCM_FMTBIT_S20_3LE |
+ SNDRV_PCM_FMTBIT_S24_3LE |
+ SNDRV_PCM_FMTBIT_S24_LE),
+ },
+ .ops = &es7134_dai_ops,
+};
+
+static const struct es7134_clock_mode es7154_modes[] = {
+ {
+ /* Single speed mode */
+ .rate_min = 8000,
+ .rate_max = 50000,
+ .mclk_fs = (unsigned int[]) { 32, 64, 128, 192, 256,
+ 384, 512, 768, 1024 },
+ .mclk_fs_num = 9,
+ }, {
+ /* Double speed mode */
+ .rate_min = 84000,
+ .rate_max = 100000,
+ .mclk_fs = (unsigned int[]) { 128, 192, 256, 384, 512,
+ 768, 1024},
+ .mclk_fs_num = 7,
+ }
+};
+
+/* Es7154 has a separate supply for digital I/O */
+static const struct snd_soc_dapm_widget es7154_extra_widgets[] = {
+ SND_SOC_DAPM_REGULATOR_SUPPLY("PVDD", 0, 0),
+};
+
+static const struct snd_soc_dapm_route es7154_extra_routes[] = {
+ { "Playback", NULL, "PVDD", }
+};
+
+static const struct es7134_chip es7154_chip = {
+ .dai_drv = &es7154_dai,
+ .modes = es7154_modes,
+ .mode_num = ARRAY_SIZE(es7154_modes),
+ .extra_routes = es7154_extra_routes,
+ .extra_route_num = ARRAY_SIZE(es7154_extra_routes),
+ .extra_widgets = es7154_extra_widgets,
+ .extra_widget_num = ARRAY_SIZE(es7154_extra_widgets),
+};
+
static int es7134_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -245,13 +302,14 @@ static int es7134_probe(struct platform_device *pdev)

return devm_snd_soc_register_component(&pdev->dev,
&es7134_component_driver,
- &es7134_dai, 1);
+ priv->chip->dai_drv, 1);
}

#ifdef CONFIG_OF
static const struct of_device_id es7134_ids[] = {
{ .compatible = "everest,es7134", .data = &es7134_chip },
{ .compatible = "everest,es7144", .data = &es7134_chip },
+ { .compatible = "everest,es7154", .data = &es7154_chip },
{ }
};
MODULE_DEVICE_TABLE(of, es7134_ids);
--
2.14.4
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