[alsa-devel] [PATCH 8/8] ASoC: meson: tdmout: add sm1 support

[Jerome Brunet]

On the sm1, the TDMOUT number of input is extended and the
the gain enable bit moved to accommodate this extension

Signed-off-by: Jerome Brunet <jbrunet at baylibre.com>
---
 sound/soc/meson/axg-tdmout.c | 103 ++++++++++++++++++++++++++++-------
 1 file changed, 84 insertions(+), 19 deletions(-)

diff --git a/sound/soc/meson/axg-tdmout.c b/sound/soc/meson/axg-tdmout.c
index 86537fc0ecb5..418ec314b37d 100644
--- a/sound/soc/meson/axg-tdmout.c
+++ b/sound/soc/meson/axg-tdmout.c
@@ -24,6 +24,7 @@
 #define TDMOUT_CTRL1			0x04
 #define  TDMOUT_CTRL1_TYPE_MASK		GENMASK(6, 4)
 #define  TDMOUT_CTRL1_TYPE(x)		((x) << 4)
+#define  SM1_TDMOUT_CTRL1_GAIN_EN	7
 #define  TDMOUT_CTRL1_MSB_POS_MASK	GENMASK(12, 8)
 #define  TDMOUT_CTRL1_MSB_POS(x)	((x) << 8)
 #define  TDMOUT_CTRL1_SEL_SHIFT		24
@@ -51,25 +52,6 @@ static const struct regmap_config axg_tdmout_regmap_cfg = {
 	.max_register	= TDMOUT_MASK_VAL,
 };
 
-static const struct snd_kcontrol_new axg_tdmout_controls[] = {
-	SOC_DOUBLE("Lane 0 Volume", TDMOUT_GAIN0,  0,  8, 255, 0),
-	SOC_DOUBLE("Lane 1 Volume", TDMOUT_GAIN0, 16, 24, 255, 0),
-	SOC_DOUBLE("Lane 2 Volume", TDMOUT_GAIN1,  0,  8, 255, 0),
-	SOC_DOUBLE("Lane 3 Volume", TDMOUT_GAIN1, 16, 24, 255, 0),
-	SOC_SINGLE("Gain Enable Switch", TDMOUT_CTRL1,
-		   TDMOUT_CTRL1_GAIN_EN, 1, 0),
-};
-
-static const char * const tdmout_sel_texts[] = {
-	"IN 0", "IN 1", "IN 2",
-};
-
-static SOC_ENUM_SINGLE_DECL(axg_tdmout_sel_enum, TDMOUT_CTRL1,
-			    TDMOUT_CTRL1_SEL_SHIFT, tdmout_sel_texts);
-
-static const struct snd_kcontrol_new axg_tdmout_in_mux =
-	SOC_DAPM_ENUM("Input Source", axg_tdmout_sel_enum);
-
 static struct snd_soc_dai *
 axg_tdmout_get_be(struct snd_soc_dapm_widget *w)
 {
@@ -197,6 +179,25 @@ static int axg_tdmout_prepare(struct regmap *map,
 	return axg_tdm_formatter_set_channel_masks(map, ts, TDMOUT_MASK0);
 }
 
+static const struct snd_kcontrol_new axg_tdmout_controls[] = {
+	SOC_DOUBLE("Lane 0 Volume", TDMOUT_GAIN0,  0,  8, 255, 0),
+	SOC_DOUBLE("Lane 1 Volume", TDMOUT_GAIN0, 16, 24, 255, 0),
+	SOC_DOUBLE("Lane 2 Volume", TDMOUT_GAIN1,  0,  8, 255, 0),
+	SOC_DOUBLE("Lane 3 Volume", TDMOUT_GAIN1, 16, 24, 255, 0),
+	SOC_SINGLE("Gain Enable Switch", TDMOUT_CTRL1,
+		   TDMOUT_CTRL1_GAIN_EN, 1, 0),
+};
+
+static const char * const axg_tdmout_sel_texts[] = {
+	"IN 0", "IN 1", "IN 2",
+};
+
+static SOC_ENUM_SINGLE_DECL(axg_tdmout_sel_enum, TDMOUT_CTRL1,
+			    TDMOUT_CTRL1_SEL_SHIFT, axg_tdmout_sel_texts);
+
+static const struct snd_kcontrol_new axg_tdmout_in_mux =
+	SOC_DAPM_ENUM("Input Source", axg_tdmout_sel_enum);
+
 static const struct snd_soc_dapm_widget axg_tdmout_dapm_widgets[] = {
 	SND_SOC_DAPM_AIF_IN("IN 0", NULL, 0, SND_SOC_NOPM, 0, 0),
 	SND_SOC_DAPM_AIF_IN("IN 1", NULL, 0, SND_SOC_NOPM, 0, 0),
@@ -252,6 +253,67 @@ static const struct axg_tdm_formatter_driver g12a_tdmout_drv = {
 	},
 };
 
+static const struct snd_kcontrol_new sm1_tdmout_controls[] = {
+	SOC_DOUBLE("Lane 0 Volume", TDMOUT_GAIN0,  0,  8, 255, 0),
+	SOC_DOUBLE("Lane 1 Volume", TDMOUT_GAIN0, 16, 24, 255, 0),
+	SOC_DOUBLE("Lane 2 Volume", TDMOUT_GAIN1,  0,  8, 255, 0),
+	SOC_DOUBLE("Lane 3 Volume", TDMOUT_GAIN1, 16, 24, 255, 0),
+	SOC_SINGLE("Gain Enable Switch", TDMOUT_CTRL1,
+		   SM1_TDMOUT_CTRL1_GAIN_EN, 1, 0),
+};
+
+static const char * const sm1_tdmout_sel_texts[] = {
+	"IN 0", "IN 1", "IN 2", "IN 3", "IN 4",
+};
+
+static SOC_ENUM_SINGLE_DECL(sm1_tdmout_sel_enum, TDMOUT_CTRL1,
+			    TDMOUT_CTRL1_SEL_SHIFT, sm1_tdmout_sel_texts);
+
+static const struct snd_kcontrol_new sm1_tdmout_in_mux =
+	SOC_DAPM_ENUM("Input Source", sm1_tdmout_sel_enum);
+
+static const struct snd_soc_dapm_widget sm1_tdmout_dapm_widgets[] = {
+	SND_SOC_DAPM_AIF_IN("IN 0", NULL, 0, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_AIF_IN("IN 1", NULL, 0, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_AIF_IN("IN 2", NULL, 0, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_AIF_IN("IN 3", NULL, 0, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_AIF_IN("IN 4", NULL, 0, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_MUX("SRC SEL", SND_SOC_NOPM, 0, 0, &sm1_tdmout_in_mux),
+	SND_SOC_DAPM_PGA_E("ENC", SND_SOC_NOPM, 0, 0, NULL, 0,
+			   axg_tdm_formatter_event,
+			   (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD)),
+	SND_SOC_DAPM_AIF_OUT("OUT", NULL, 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_dapm_route sm1_tdmout_dapm_routes[] = {
+	{ "SRC SEL", "IN 0", "IN 0" },
+	{ "SRC SEL", "IN 1", "IN 1" },
+	{ "SRC SEL", "IN 2", "IN 2" },
+	{ "SRC SEL", "IN 3", "IN 3" },
+	{ "SRC SEL", "IN 4", "IN 4" },
+	{ "ENC", NULL, "SRC SEL" },
+	{ "OUT", NULL, "ENC" },
+};
+
+static const struct snd_soc_component_driver sm1_tdmout_component_drv = {
+	.controls		= sm1_tdmout_controls,
+	.num_controls		= ARRAY_SIZE(sm1_tdmout_controls),
+	.dapm_widgets		= sm1_tdmout_dapm_widgets,
+	.num_dapm_widgets	= ARRAY_SIZE(sm1_tdmout_dapm_widgets),
+	.dapm_routes		= sm1_tdmout_dapm_routes,
+	.num_dapm_routes	= ARRAY_SIZE(sm1_tdmout_dapm_routes),
+};
+
+static const struct axg_tdm_formatter_driver sm1_tdmout_drv = {
+	.component_drv	= &sm1_tdmout_component_drv,
+	.regmap_cfg	= &axg_tdmout_regmap_cfg,
+	.ops		= &axg_tdmout_ops,
+	.quirks		= &(const struct axg_tdm_formatter_hw) {
+		.invert_sclk = true,
+		.skew_offset = 2,
+	},
+};
+
 static const struct of_device_id axg_tdmout_of_match[] = {
 	{
 		.compatible = "amlogic,axg-tdmout",
@@ -259,6 +321,9 @@ static const struct of_device_id axg_tdmout_of_match[] = {
 	}, {
 		.compatible = "amlogic,g12a-tdmout",
 		.data = &g12a_tdmout_drv,
+	}, {
+		.compatible = "amlogic,sm1-tdmout",
+		.data = &sm1_tdmout_drv,
 	}, {}
 };
 MODULE_DEVICE_TABLE(of, axg_tdmout_of_match);
-- 
2.21.0