[PATCH] ASoC: meson: axg-frddr: add sm1 support

From: Jerome Brunet
Date: Thu Sep 05 2019 - 08:01:18 EST


On sm1, the output routing bits have moved to CTRL2 register

Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20190905120120.31752-7-jbrunet@xxxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
sound/soc/meson/axg-fifo.c | 2 +-
sound/soc/meson/axg-fifo.h | 1 +
sound/soc/meson/axg-frddr.c | 73 +++++++++++++++++++++++++++++++++++++
3 files changed, 75 insertions(+), 1 deletion(-)

diff --git a/sound/soc/meson/axg-fifo.c b/sound/soc/meson/axg-fifo.c
index 80a3dde35b5c..5a3749938900 100644
--- a/sound/soc/meson/axg-fifo.c
+++ b/sound/soc/meson/axg-fifo.c
@@ -306,7 +306,7 @@ static const struct regmap_config axg_fifo_regmap_cfg = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
- .max_register = FIFO_INIT_ADDR,
+ .max_register = FIFO_CTRL2,
};

int axg_fifo_probe(struct platform_device *pdev)
diff --git a/sound/soc/meson/axg-fifo.h b/sound/soc/meson/axg-fifo.h
index 5caf81241dfe..bb1e2ce50256 100644
--- a/sound/soc/meson/axg-fifo.h
+++ b/sound/soc/meson/axg-fifo.h
@@ -61,6 +61,7 @@ struct snd_soc_pcm_runtime;
#define STATUS1_INT_STS(x) ((x) << 0)
#define FIFO_STATUS2 0x18
#define FIFO_INIT_ADDR 0x24
+#define FIFO_CTRL2 0x28

struct axg_fifo {
struct regmap *map;
diff --git a/sound/soc/meson/axg-frddr.c b/sound/soc/meson/axg-frddr.c
index 0968e8375000..6ab111c31b28 100644
--- a/sound/soc/meson/axg-frddr.c
+++ b/sound/soc/meson/axg-frddr.c
@@ -23,6 +23,12 @@
#define CTRL0_SEL3_SHIFT 8
#define CTRL0_SEL3_EN_SHIFT 11
#define CTRL1_FRDDR_FORCE_FINISH BIT(12)
+#define CTRL2_SEL1_SHIFT 0
+#define CTRL2_SEL1_EN_SHIFT 4
+#define CTRL2_SEL2_SHIFT 8
+#define CTRL2_SEL2_EN_SHIFT 12
+#define CTRL2_SEL3_SHIFT 16
+#define CTRL2_SEL3_EN_SHIFT 20

static int g12a_frddr_dai_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
@@ -269,6 +275,70 @@ static const struct axg_fifo_match_data g12a_frddr_match_data = {
.dai_drv = &g12a_frddr_dai_drv
};

+/* On SM1, the output selection in on CTRL2 */
+static const struct snd_kcontrol_new sm1_frddr_out1_enable =
+ SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
+ CTRL2_SEL1_EN_SHIFT, 1, 0);
+static const struct snd_kcontrol_new sm1_frddr_out2_enable =
+ SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
+ CTRL2_SEL2_EN_SHIFT, 1, 0);
+static const struct snd_kcontrol_new sm1_frddr_out3_enable =
+ SOC_DAPM_SINGLE_AUTODISABLE("Switch", FIFO_CTRL2,
+ CTRL2_SEL3_EN_SHIFT, 1, 0);
+
+static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel1_enum, FIFO_CTRL2, CTRL2_SEL1_SHIFT,
+ axg_frddr_sel_texts);
+static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel2_enum, FIFO_CTRL2, CTRL2_SEL2_SHIFT,
+ axg_frddr_sel_texts);
+static SOC_ENUM_SINGLE_DECL(sm1_frddr_sel3_enum, FIFO_CTRL2, CTRL2_SEL3_SHIFT,
+ axg_frddr_sel_texts);
+
+static const struct snd_kcontrol_new sm1_frddr_out1_demux =
+ SOC_DAPM_ENUM("Output Src 1", sm1_frddr_sel1_enum);
+static const struct snd_kcontrol_new sm1_frddr_out2_demux =
+ SOC_DAPM_ENUM("Output Src 2", sm1_frddr_sel2_enum);
+static const struct snd_kcontrol_new sm1_frddr_out3_demux =
+ SOC_DAPM_ENUM("Output Src 3", sm1_frddr_sel3_enum);
+
+static const struct snd_soc_dapm_widget sm1_frddr_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_OUT("SRC 1", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("SRC 2", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("SRC 3", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_SWITCH("SRC 1 EN", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out1_enable),
+ SND_SOC_DAPM_SWITCH("SRC 2 EN", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out2_enable),
+ SND_SOC_DAPM_SWITCH("SRC 3 EN", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out3_enable),
+ SND_SOC_DAPM_DEMUX("SINK 1 SEL", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out1_demux),
+ SND_SOC_DAPM_DEMUX("SINK 2 SEL", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out2_demux),
+ SND_SOC_DAPM_DEMUX("SINK 3 SEL", SND_SOC_NOPM, 0, 0,
+ &sm1_frddr_out3_demux),
+ SND_SOC_DAPM_AIF_OUT("OUT 0", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 1", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 2", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 3", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 4", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 5", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 6", NULL, 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("OUT 7", NULL, 0, SND_SOC_NOPM, 0, 0),
+};
+
+static const struct snd_soc_component_driver sm1_frddr_component_drv = {
+ .dapm_widgets = sm1_frddr_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(sm1_frddr_dapm_widgets),
+ .dapm_routes = g12a_frddr_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(g12a_frddr_dapm_routes),
+ .ops = &g12a_fifo_pcm_ops
+};
+
+static const struct axg_fifo_match_data sm1_frddr_match_data = {
+ .component_drv = &sm1_frddr_component_drv,
+ .dai_drv = &g12a_frddr_dai_drv
+};
+
static const struct of_device_id axg_frddr_of_match[] = {
{
.compatible = "amlogic,axg-frddr",
@@ -276,6 +346,9 @@ static const struct of_device_id axg_frddr_of_match[] = {
}, {
.compatible = "amlogic,g12a-frddr",
.data = &g12a_frddr_match_data,
+ }, {
+ .compatible = "amlogic,sm1-frddr",
+ .data = &sm1_frddr_match_data,
}, {}
};
MODULE_DEVICE_TABLE(of, axg_frddr_of_match);
--
2.20.1