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-rw-r--r--Documentation/devicetree/bindings/sound/sun4i-i2s.txt2
-rw-r--r--Documentation/devicetree/bindings/sound/tas5720.txt4
-rw-r--r--Documentation/devicetree/bindings/sound/tfa9879.txt8
-rw-r--r--Documentation/devicetree/bindings/sound/ti,tas6424.txt20
-rw-r--r--MAINTAINERS1
-rw-r--r--include/sound/soc-dai.h3
-rw-r--r--sound/soc/codecs/Kconfig8
-rw-r--r--sound/soc/codecs/Makefile2
-rw-r--r--sound/soc/codecs/tas5720.c61
-rw-r--r--sound/soc/codecs/tas5720.h31
-rw-r--r--sound/soc/codecs/tas6424.c707
-rw-r--r--sound/soc/codecs/tas6424.h144
-rw-r--r--sound/soc/codecs/tfa9879.c1
-rw-r--r--sound/soc/codecs/wm2200.c9
-rw-r--r--sound/soc/sunxi/sun4i-codec.c29
-rw-r--r--sound/soc/sunxi/sun4i-i2s.c21
16 files changed, 1023 insertions, 28 deletions
diff --git a/Documentation/devicetree/bindings/sound/sun4i-i2s.txt b/Documentation/devicetree/bindings/sound/sun4i-i2s.txt
index 05d7135a8d2f..b9d50d6cdef3 100644
--- a/Documentation/devicetree/bindings/sound/sun4i-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/sun4i-i2s.txt
@@ -8,6 +8,7 @@ Required properties:
- compatible: should be one of the following:
- "allwinner,sun4i-a10-i2s"
- "allwinner,sun6i-a31-i2s"
+ - "allwinner,sun8i-a83t-i2s"
- "allwinner,sun8i-h3-i2s"
- reg: physical base address of the controller and length of memory mapped
region.
@@ -23,6 +24,7 @@ Required properties:
Required properties for the following compatibles:
- "allwinner,sun6i-a31-i2s"
+ - "allwinner,sun8i-a83t-i2s"
- "allwinner,sun8i-h3-i2s"
- resets: phandle to the reset line for this codec
diff --git a/Documentation/devicetree/bindings/sound/tas5720.txt b/Documentation/devicetree/bindings/sound/tas5720.txt
index 40d94f82beb3..7481653fe8e3 100644
--- a/Documentation/devicetree/bindings/sound/tas5720.txt
+++ b/Documentation/devicetree/bindings/sound/tas5720.txt
@@ -6,10 +6,12 @@ audio playback. For more product information please see the links below:
http://www.ti.com/product/TAS5720L
http://www.ti.com/product/TAS5720M
+http://www.ti.com/product/TAS5722L
Required properties:
-- compatible : "ti,tas5720"
+- compatible : "ti,tas5720",
+ "ti,tas5722"
- reg : I2C slave address
- dvdd-supply : phandle to a 3.3-V supply for the digital circuitry
- pvdd-supply : phandle to a supply used for the Class-D amp and the analog
diff --git a/Documentation/devicetree/bindings/sound/tfa9879.txt b/Documentation/devicetree/bindings/sound/tfa9879.txt
index 23ba522d9e2b..1620e6848436 100644
--- a/Documentation/devicetree/bindings/sound/tfa9879.txt
+++ b/Documentation/devicetree/bindings/sound/tfa9879.txt
@@ -6,18 +6,18 @@ Required properties:
- reg : the I2C address of the device
+- #sound-dai-cells : must be 0.
+
Example:
&i2c1 {
- clock-frequency = <100000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1>;
- status = "okay";
- codec: tfa9879@6c {
+ amp: amp@6c {
#sound-dai-cells = <0>;
compatible = "nxp,tfa9879";
reg = <0x6c>;
- };
+ };
};
diff --git a/Documentation/devicetree/bindings/sound/ti,tas6424.txt b/Documentation/devicetree/bindings/sound/ti,tas6424.txt
new file mode 100644
index 000000000000..1c4ada0eef4e
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/ti,tas6424.txt
@@ -0,0 +1,20 @@
+Texas Instruments TAS6424 Quad-Channel Audio amplifier
+
+The TAS6424 serial control bus communicates through I2C protocols.
+
+Required properties:
+ - compatible: "ti,tas6424" - TAS6424
+ - reg: I2C slave address
+ - sound-dai-cells: must be equal to 0
+
+Example:
+
+tas6424: tas6424@6a {
+ compatible = "ti,tas6424";
+ reg = <0x6a>;
+
+ #sound-dai-cells = <0>;
+};
+
+For more product information please see the link below:
+http://www.ti.com/product/TAS6424-Q1
diff --git a/MAINTAINERS b/MAINTAINERS
index 95c3fa1f520f..53ccad1b166e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9803,6 +9803,7 @@ NXP TFA9879 DRIVER
M: Peter Rosin <peda@axentia.se>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
S: Maintained
+F: Documentation/devicetree/bindings/sound/tfa9879.txt
F: sound/soc/codecs/tfa9879*
NXP-NCI NFC DRIVER
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index d970879944fc..8ad11669e4d8 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -296,9 +296,6 @@ struct snd_soc_dai {
/* DAI runtime info */
unsigned int capture_active:1; /* stream is in use */
unsigned int playback_active:1; /* stream is in use */
- unsigned int symmetric_rates:1;
- unsigned int symmetric_channels:1;
- unsigned int symmetric_samplebits:1;
unsigned int probed:1;
unsigned int active;
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index f7723a99f0ae..d6b95a3f4f3f 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -150,6 +150,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_TAS5086 if I2C
select SND_SOC_TAS571X if I2C
select SND_SOC_TAS5720 if I2C
+ select SND_SOC_TAS6424 if I2C
select SND_SOC_TFA9879 if I2C
select SND_SOC_TLV320AIC23_I2C if I2C
select SND_SOC_TLV320AIC23_SPI if SPI_MASTER
@@ -901,6 +902,13 @@ config SND_SOC_TAS5720
Enable support for Texas Instruments TAS5720L/M high-efficiency mono
Class-D audio power amplifiers.
+config SND_SOC_TAS6424
+ tristate "Texas Instruments TAS6424 Quad-Channel Audio amplifier"
+ depends on I2C
+ help
+ Enable support for Texas Instruments TAS6424 high-efficiency
+ digital input quad-channel Class-D audio power amplifiers.
+
config SND_SOC_TFA9879
tristate "NXP Semiconductors TFA9879 amplifier"
depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index d8a4a426cac9..1f6bc8033167 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -159,6 +159,7 @@ snd-soc-sti-sas-objs := sti-sas.o
snd-soc-tas5086-objs := tas5086.o
snd-soc-tas571x-objs := tas571x.o
snd-soc-tas5720-objs := tas5720.o
+snd-soc-tas6424-objs := tas6424.o
snd-soc-tfa9879-objs := tfa9879.o
snd-soc-tlv320aic23-objs := tlv320aic23.o
snd-soc-tlv320aic23-i2c-objs := tlv320aic23-i2c.o
@@ -402,6 +403,7 @@ obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
obj-$(CONFIG_SND_SOC_TAS571X) += snd-soc-tas571x.o
obj-$(CONFIG_SND_SOC_TAS5720) += snd-soc-tas5720.o
+obj-$(CONFIG_SND_SOC_TAS6424) += snd-soc-tas6424.o
obj-$(CONFIG_SND_SOC_TFA9879) += snd-soc-tfa9879.o
obj-$(CONFIG_SND_SOC_TLV320AIC23) += snd-soc-tlv320aic23.o
obj-$(CONFIG_SND_SOC_TLV320AIC23_I2C) += snd-soc-tlv320aic23-i2c.o
diff --git a/sound/soc/codecs/tas5720.c b/sound/soc/codecs/tas5720.c
index a736a2a6976c..f3006f301fe8 100644
--- a/sound/soc/codecs/tas5720.c
+++ b/sound/soc/codecs/tas5720.c
@@ -36,6 +36,11 @@
/* Define how often to check (and clear) the fault status register (in ms) */
#define TAS5720_FAULT_CHECK_INTERVAL 200
+enum tas572x_type {
+ TAS5720,
+ TAS5722,
+};
+
static const char * const tas5720_supply_names[] = {
"dvdd", /* Digital power supply. Connect to 3.3-V supply. */
"pvdd", /* Class-D amp and analog power supply (connected). */
@@ -47,6 +52,7 @@ struct tas5720_data {
struct snd_soc_codec *codec;
struct regmap *regmap;
struct i2c_client *tas5720_client;
+ enum tas572x_type devtype;
struct regulator_bulk_data supplies[TAS5720_NUM_SUPPLIES];
struct delayed_work fault_check_work;
unsigned int last_fault;
@@ -264,7 +270,7 @@ out:
static int tas5720_codec_probe(struct snd_soc_codec *codec)
{
struct tas5720_data *tas5720 = snd_soc_codec_get_drvdata(codec);
- unsigned int device_id;
+ unsigned int device_id, expected_device_id;
int ret;
tas5720->codec = codec;
@@ -276,6 +282,11 @@ static int tas5720_codec_probe(struct snd_soc_codec *codec)
return ret;
}
+ /*
+ * Take a liberal approach to checking the device ID to allow the
+ * driver to be used even if the device ID does not match, however
+ * issue a warning if there is a mismatch.
+ */
ret = regmap_read(tas5720->regmap, TAS5720_DEVICE_ID_REG, &device_id);
if (ret < 0) {
dev_err(codec->dev, "failed to read device ID register: %d\n",
@@ -283,13 +294,22 @@ static int tas5720_codec_probe(struct snd_soc_codec *codec)
goto probe_fail;
}
- if (device_id != TAS5720_DEVICE_ID) {
- dev_err(codec->dev, "wrong device ID. expected: %u read: %u\n",
- TAS5720_DEVICE_ID, device_id);
- ret = -ENODEV;
- goto probe_fail;
+ switch (tas5720->devtype) {
+ case TAS5720:
+ expected_device_id = TAS5720_DEVICE_ID;
+ break;
+ case TAS5722:
+ expected_device_id = TAS5722_DEVICE_ID;
+ break;
+ default:
+ dev_err(codec->dev, "unexpected private driver data\n");
+ return -EINVAL;
}
+ if (device_id != expected_device_id)
+ dev_warn(codec->dev, "wrong device ID. expected: %u read: %u\n",
+ expected_device_id, device_id);
+
/* Set device to mute */
ret = snd_soc_update_bits(codec, TAS5720_DIGITAL_CTRL2_REG,
TAS5720_MUTE, TAS5720_MUTE);
@@ -446,6 +466,15 @@ static const struct regmap_config tas5720_regmap_config = {
.volatile_reg = tas5720_is_volatile_reg,
};
+static const struct regmap_config tas5722_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = TAS5722_MAX_REG,
+ .cache_type = REGCACHE_RBTREE,
+ .volatile_reg = tas5720_is_volatile_reg,
+};
+
/*
* DAC analog gain. There are four discrete values to select from, ranging
* from 19.2 dB to 26.3dB.
@@ -544,6 +573,7 @@ static int tas5720_probe(struct i2c_client *client,
{
struct device *dev = &client->dev;
struct tas5720_data *data;
+ const struct regmap_config *regmap_config;
int ret;
int i;
@@ -552,7 +582,20 @@ static int tas5720_probe(struct i2c_client *client,
return -ENOMEM;
data->tas5720_client = client;
- data->regmap = devm_regmap_init_i2c(client, &tas5720_regmap_config);
+ data->devtype = id->driver_data;
+
+ switch (id->driver_data) {
+ case TAS5720:
+ regmap_config = &tas5720_regmap_config;
+ break;
+ case TAS5722:
+ regmap_config = &tas5722_regmap_config;
+ break;
+ default:
+ dev_err(dev, "unexpected private driver data\n");
+ return -EINVAL;
+ }
+ data->regmap = devm_regmap_init_i2c(client, regmap_config);
if (IS_ERR(data->regmap)) {
ret = PTR_ERR(data->regmap);
dev_err(dev, "failed to allocate register map: %d\n", ret);
@@ -592,7 +635,8 @@ static int tas5720_remove(struct i2c_client *client)
}
static const struct i2c_device_id tas5720_id[] = {
- { "tas5720", 0 },
+ { "tas5720", TAS5720 },
+ { "tas5722", TAS5722 },
{ }
};
MODULE_DEVICE_TABLE(i2c, tas5720_id);
@@ -600,6 +644,7 @@ MODULE_DEVICE_TABLE(i2c, tas5720_id);
#if IS_ENABLED(CONFIG_OF)
static const struct of_device_id tas5720_of_match[] = {
{ .compatible = "ti,tas5720", },
+ { .compatible = "ti,tas5722", },
{ },
};
MODULE_DEVICE_TABLE(of, tas5720_of_match);
diff --git a/sound/soc/codecs/tas5720.h b/sound/soc/codecs/tas5720.h
index 3d077c779b12..1dda3095961d 100644
--- a/sound/soc/codecs/tas5720.h
+++ b/sound/soc/codecs/tas5720.h
@@ -30,8 +30,14 @@
#define TAS5720_DIGITAL_CLIP1_REG 0x11
#define TAS5720_MAX_REG TAS5720_DIGITAL_CLIP1_REG
+/* Additional TAS5722-specific Registers */
+#define TAS5722_DIGITAL_CTRL2_REG 0x13
+#define TAS5722_ANALOG_CTRL2_REG 0x14
+#define TAS5722_MAX_REG TAS5722_ANALOG_CTRL2_REG
+
/* TAS5720_DEVICE_ID_REG */
#define TAS5720_DEVICE_ID 0x01
+#define TAS5722_DEVICE_ID 0x12
/* TAS5720_POWER_CTRL_REG */
#define TAS5720_DIG_CLIP_MASK GENMASK(7, 2)
@@ -51,6 +57,7 @@
#define TAS5720_SAIF_FORMAT_MASK GENMASK(2, 0)
/* TAS5720_DIGITAL_CTRL2_REG */
+#define TAS5722_VOL_RAMP_RATE BIT(6)
#define TAS5720_MUTE BIT(4)
#define TAS5720_TDM_SLOT_SEL_MASK GENMASK(2, 0)
@@ -87,4 +94,28 @@
#define TAS5720_CLIP1_MASK GENMASK(7, 2)
#define TAS5720_CLIP1_SHIFT (0x2)
+/* TAS5722_DIGITAL_CTRL2_REG */
+#define TAS5722_HPF_3_7HZ (0x0 << 5)
+#define TAS5722_HPF_7_4HZ (0x1 << 5)
+#define TAS5722_HPF_14_9HZ (0x2 << 5)
+#define TAS5722_HPF_29_7HZ (0x3 << 5)
+#define TAS5722_HPF_59_4HZ (0x4 << 5)
+#define TAS5722_HPF_118_4HZ (0x5 << 5)
+#define TAS5722_HPF_235_0HZ (0x6 << 5)
+#define TAS5722_HPF_463_2HZ (0x7 << 5)
+#define TAS5722_HPF_MASK GENMASK(7, 5)
+#define TAS5722_AUTO_SLEEP_OFF (0x0 << 3)
+#define TAS5722_AUTO_SLEEP_1024LR (0x1 << 3)
+#define TAS5722_AUTO_SLEEP_65536LR (0x2 << 3)
+#define TAS5722_AUTO_SLEEP_262144LR (0x3 << 3)
+#define TAS5722_AUTO_SLEEP_MASK GENMASK(4, 3)
+#define TAS5722_TDM_SLOT_16B BIT(2)
+#define TAS5722_MCLK_PIN_CFG BIT(1)
+#define TAS5722_VOL_CONTROL_LSB BIT(0)
+
+/* TAS5722_ANALOG_CTRL2_REG */
+#define TAS5722_FAULTZ_PU BIT(3)
+#define TAS5722_VREG_LVL BIT(2)
+#define TAS5722_PWR_TUNE BIT(0)
+
#endif /* __TAS5720_H__ */
diff --git a/sound/soc/codecs/tas6424.c b/sound/soc/codecs/tas6424.c
new file mode 100644
index 000000000000..49b87f6e85bf
--- /dev/null
+++ b/sound/soc/codecs/tas6424.c
@@ -0,0 +1,707 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS6424 Quad-Channel Audio Amplifier
+ *
+ * Copyright (C) 2016-2017 Texas Instruments Incorporated - http://www.ti.com/
+ * Author: Andreas Dannenberg <dannenberg@ti.com>
+ * Andrew F. Davis <afd@ti.com>
+ */
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+#include <linux/i2c.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/regulator/consumer.h>
+#include <linux/delay.h>
+
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/tlv.h>
+
+#include "tas6424.h"
+
+/* Define how often to check (and clear) the fault status register (in ms) */
+#define TAS6424_FAULT_CHECK_INTERVAL 200
+
+static const char * const tas6424_supply_names[] = {
+ "dvdd", /* Digital power supply. Connect to 3.3-V supply. */
+ "vbat", /* Supply used for higher voltage analog circuits. */
+ "pvdd", /* Class-D amp output FETs supply. */
+};
+#define TAS6424_NUM_SUPPLIES ARRAY_SIZE(tas6424_supply_names)
+
+struct tas6424_data {
+ struct device *dev;
+ struct regmap *regmap;
+ struct regulator_bulk_data supplies[TAS6424_NUM_SUPPLIES];
+ struct delayed_work fault_check_work;
+ unsigned int last_fault1;
+ unsigned int last_fault2;
+ unsigned int last_warn;
+};
+
+/*
+ * DAC digital volumes. From -103.5 to 24 dB in 0.5 dB steps. Note that
+ * setting the gain below -100 dB (register value <0x7) is effectively a MUTE
+ * as per device datasheet.
+ */
+static DECLARE_TLV_DB_SCALE(dac_tlv, -10350, 50, 0);
+
+static const struct snd_kcontrol_new tas6424_snd_controls[] = {
+ SOC_SINGLE_TLV("Speaker Driver CH1 Playback Volume",
+ TAS6424_CH1_VOL_CTRL, 0, 0xff, 0, dac_tlv),
+ SOC_SINGLE_TLV("Speaker Driver CH2 Playback Volume",
+ TAS6424_CH2_VOL_CTRL, 0, 0xff, 0, dac_tlv),
+ SOC_SINGLE_TLV("Speaker Driver CH3 Playback Volume",
+ TAS6424_CH3_VOL_CTRL, 0, 0xff, 0, dac_tlv),
+ SOC_SINGLE_TLV("Speaker Driver CH4 Playback Volume",
+ TAS6424_CH4_VOL_CTRL, 0, 0xff, 0, dac_tlv),
+};
+
+static int tas6424_dac_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct tas6424_data *tas6424 = snd_soc_codec_get_drvdata(codec);
+
+ dev_dbg(codec->dev, "%s() event=0x%0x\n", __func__, event);
+
+ if (event & SND_SOC_DAPM_POST_PMU) {
+ /* Observe codec shutdown-to-active time */
+ msleep(12);
+
+ /* Turn on TAS6424 periodic fault checking/handling */
+ tas6424->last_fault1 = 0;
+ tas6424->last_fault2 = 0;
+ tas6424->last_warn = 0;
+ schedule_delayed_work(&tas6424->fault_check_work,
+ msecs_to_jiffies(TAS6424_FAULT_CHECK_INTERVAL));
+ } else if (event & SND_SOC_DAPM_PRE_PMD) {
+ /* Disable TAS6424 periodic fault checking/handling */
+ cancel_delayed_work_sync(&tas6424->fault_check_work);
+ }
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget tas6424_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("DAC IN", "Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_DAC_E("DAC", NULL, SND_SOC_NOPM, 0, 0, tas6424_dac_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_OUTPUT("OUT")
+};
+
+static const struct snd_soc_dapm_route tas6424_audio_map[] = {
+ { "DAC", NULL, "DAC IN" },
+ { "OUT", NULL, "DAC" },
+};
+
+static int tas6424_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int rate = params_rate(params);
+ unsigned int width = params_width(params);
+ u8 sap_ctrl = 0;
+
+ dev_dbg(codec->dev, "%s() rate=%u width=%u\n", __func__, rate, width);
+
+ switch (rate) {
+ case 44100:
+ sap_ctrl |= TAS6424_SAP_RATE_44100;
+ break;
+ case 48000:
+ sap_ctrl |= TAS6424_SAP_RATE_48000;
+ break;
+ case 96000:
+ sap_ctrl |= TAS6424_SAP_RATE_96000;
+ break;
+ default:
+ dev_err(codec->dev, "unsupported sample rate: %u\n", rate);
+ return -EINVAL;
+ }
+
+ switch (width) {
+ case 16:
+ sap_ctrl |= TAS6424_SAP_TDM_SLOT_SZ_16;
+ break;
+ case 24:
+ break;
+ default:
+ dev_err(codec->dev, "unsupported sample width: %u\n", width);
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, TAS6424_SAP_CTRL,
+ TAS6424_SAP_RATE_MASK |
+ TAS6424_SAP_TDM_SLOT_SZ_16,
+ sap_ctrl);
+
+ return 0;
+}
+
+static int tas6424_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u8 serial_format = 0;
+
+ dev_dbg(codec->dev, "%s() fmt=0x%0x\n", __func__, fmt);
+
+ /* clock masters */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ dev_err(codec->dev, "Invalid DAI master/slave interface\n");
+ return -EINVAL;
+ }
+
+ /* signal polarity */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ default:
+ dev_err(codec->dev, "Invalid DAI clock signal polarity\n");
+ return -EINVAL;
+ }
+
+ /* interface format */
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ serial_format |= TAS6424_SAP_I2S;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ serial_format |= TAS6424_SAP_DSP;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ /*
+ * We can use the fact that the TAS6424 does not care about the
+ * LRCLK duty cycle during TDM to receive DSP_B formatted data
+ * in LEFTJ mode (no delaying of the 1st data bit).
+ */
+ serial_format |= TAS6424_SAP_LEFTJ;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ serial_format |= TAS6424_SAP_LEFTJ;
+ break;
+ default:
+ dev_err(codec->dev, "Invalid DAI interface format\n");
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, TAS6424_SAP_CTRL,
+ TAS6424_SAP_FMT_MASK, serial_format);
+
+ return 0;
+}
+
+static int tas6424_set_dai_tdm_slot(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask,
+ int slots, int slot_width)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int first_slot, last_slot;
+ bool sap_tdm_slot_last;
+
+ dev_dbg(codec->dev, "%s() tx_mask=%d rx_mask=%d\n", __func__,
+ tx_mask, rx_mask);
+
+ if (!tx_mask || !rx_mask)
+ return 0; /* nothing needed to disable TDM mode */
+
+ /*
+ * Determine the first slot and last slot that is being requested so
+ * we'll be able to more easily enforce certain constraints as the
+ * TAS6424's TDM interface is not fully configurable.
+ */
+ first_slot = __ffs(tx_mask);
+ last_slot = __fls(rx_mask);
+
+ if (last_slot - first_slot != 4) {
+ dev_err(codec->dev, "tdm mask must cover 4 contiguous slots\n");
+ return -EINVAL;
+ }
+
+ switch (first_slot) {
+ case 0:
+ sap_tdm_slot_last = false;
+ break;
+ case 4:
+ sap_tdm_slot_last = true;
+ break;
+ default:
+ dev_err(codec->dev, "tdm mask must start at slot 0 or 4\n");
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, TAS6424_SAP_CTRL, TAS6424_SAP_TDM_SLOT_LAST,
+ sap_tdm_slot_last ? TAS6424_SAP_TDM_SLOT_LAST : 0);
+
+ return 0;
+}
+
+static int tas6424_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ unsigned int val;
+
+ dev_dbg(codec->dev, "%s() mute=%d\n", __func__, mute);
+
+ if (mute)
+ val = TAS6424_ALL_STATE_MUTE;
+ else
+ val = TAS6424_ALL_STATE_PLAY;
+
+ snd_soc_write(codec, TAS6424_CH_STATE_CTRL, val);
+
+ return 0;
+}
+
+static int tas6424_power_off(struct snd_soc_codec *codec)
+{
+ struct tas6424_data *tas6424 = snd_soc_codec_get_drvdata(codec);
+ int ret;
+
+ snd_soc_write(codec, TAS6424_CH_STATE_CTRL, TAS6424_ALL_STATE_HIZ);
+
+ regcache_cache_only(tas6424->regmap, true);
+ regcache_mark_dirty(tas6424->regmap);
+
+ ret = regulator_bulk_disable(ARRAY_SIZE(tas6424->supplies),
+ tas6424->supplies);
+ if (ret < 0) {
+ dev_err(codec->dev, "failed to disable supplies: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int tas6424_power_on(struct snd_soc_codec *codec)
+{
+ struct tas6424_data *tas6424 = snd_soc_codec_get_drvdata(codec);
+ int ret;
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(tas6424->supplies),
+ tas6424->supplies);
+ if (ret < 0) {
+ dev_err(codec->dev, "failed to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ regcache_cache_only(tas6424->regmap, false);
+
+ ret = regcache_sync(tas6424->regmap);
+ if (ret < 0) {
+ dev_err(codec->dev, "failed to sync regcache: %d\n", ret);
+ return ret;
+ }
+
+ snd_soc_write(codec, TAS6424_CH_STATE_CTRL, TAS6424_ALL_STATE_MUTE);
+
+ /* any time we come out of HIZ, the output channels automatically run DC
+ * load diagnostics, wait here until this completes
+ */
+ msleep(230);
+
+ return 0;
+}
+
+static int tas6424_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ dev_dbg(codec->dev, "%s() level=%d\n", __func__, level);
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ case SND_SOC_BIAS_PREPARE:
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF)
+ tas6424_power_on(codec);
+ break;
+ case SND_SOC_BIAS_OFF:
+ tas6424_power_off(codec);
+ break;
+ }
+
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_tas6424 = {
+ .set_bias_level = tas6424_set_bias_level,
+ .idle_bias_off = true,
+
+ .component_driver = {
+ .controls = tas6424_snd_controls,
+ .num_controls = ARRAY_SIZE(tas6424_snd_controls),
+ .dapm_widgets = tas6424_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tas6424_dapm_widgets),
+ .dapm_routes = tas6424_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(tas6424_audio_map),
+ },
+};
+
+static struct snd_soc_dai_ops tas6424_speaker_dai_ops = {
+ .hw_params = tas6424_hw_params,
+ .set_fmt = tas6424_set_dai_fmt,
+ .set_tdm_slot = tas6424_set_dai_tdm_slot,
+ .digital_mute = tas6424_mute,
+};
+
+static struct snd_soc_dai_driver tas6424_dai[] = {
+ {
+ .name = "tas6424-amplifier",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = TAS6424_RATES,
+ .formats = TAS6424_FORMATS,
+ },
+ .ops = &tas6424_speaker_dai_ops,
+ },
+};
+
+static void tas6424_fault_check_work(struct work_struct *work)
+{
+ struct tas6424_data *tas6424 = container_of(work, struct tas6424_data,
+ fault_check_work.work);
+ struct device *dev = tas6424->dev;
+ unsigned int reg;
+ int ret;
+
+ ret = regmap_read(tas6424->regmap, TAS6424_GLOB_FAULT1, &reg);
+ if (ret < 0) {
+ dev_err(dev, "failed to read FAULT1 register: %d\n", ret);
+ goto out;
+ }
+
+ /*
+ * Ignore any clock faults as there is no clean way to check for them.
+ * We would need to start checking for those faults *after* the SAIF
+ * stream has been setup, and stop checking *before* the stream is
+ * stopped to avoid any false-positives. However there are no
+ * appropriate hooks to monitor these events.
+ */
+ reg &= TAS6424_FAULT_PVDD_OV |
+ TAS6424_FAULT_VBAT_OV |
+ TAS6424_FAULT_PVDD_UV |
+ TAS6424_FAULT_VBAT_UV;
+
+ if (reg)
+ goto check_global_fault2_reg;
+
+ /*
+ * Only flag errors once for a given occurrence. This is needed as
+ * the TAS6424 will take time clearing the fault condition internally
+ * during which we don't want to bombard the system with the same
+ * error message over and over.
+ */
+ if ((reg & TAS6424_FAULT_PVDD_OV) && !(tas6424->last_fault1 & TAS6424_FAULT_PVDD_OV))
+ dev_crit(dev, "experienced a PVDD overvoltage fault\n");
+
+ if ((reg & TAS6424_FAULT_VBAT_OV) && !(tas6424->last_fault1 & TAS6424_FAULT_VBAT_OV))
+ dev_crit(dev, "experienced a VBAT overvoltage fault\n");
+
+ if ((reg & TAS6424_FAULT_PVDD_UV) && !(tas6424->last_fault1 & TAS6424_FAULT_PVDD_UV))
+ dev_crit(dev, "experienced a PVDD undervoltage fault\n");
+
+ if ((reg & TAS6424_FAULT_VBAT_UV) && !(tas6424->last_fault1 & TAS6424_FAULT_VBAT_UV))
+ dev_crit(dev, "experienced a VBAT undervoltage fault\n");
+
+ /* Store current fault1 value so we can detect any changes next time */
+ tas6424->last_fault1 = reg;
+
+check_global_fault2_reg:
+ ret = regmap_read(tas6424->regmap, TAS6424_GLOB_FAULT2, &reg);
+ if (ret < 0) {
+ dev_err(dev, "failed to read FAULT2 register: %d\n", ret);
+ goto out;
+ }
+
+ reg &= TAS6424_FAULT_OTSD |
+ TAS6424_FAULT_OTSD_CH1 |
+ TAS6424_FAULT_OTSD_CH2 |
+ TAS6424_FAULT_OTSD_CH3 |
+ TAS6424_FAULT_OTSD_CH4;
+
+ if (!reg)
+ goto check_warn_reg;
+
+ if ((reg & TAS6424_FAULT_OTSD) && !(tas6424->last_fault2 & TAS6424_FAULT_OTSD))
+ dev_crit(dev, "experienced a global overtemp shutdown\n");
+
+ if ((reg & TAS6424_FAULT_OTSD_CH1) && !(tas6424->last_fault2 & TAS6424_FAULT_OTSD_CH1))
+ dev_crit(dev, "experienced an overtemp shutdown on CH1\n");
+
+ if ((reg & TAS6424_FAULT_OTSD_CH2) && !(tas6424->last_fault2 & TAS6424_FAULT_OTSD_CH2))
+ dev_crit(dev, "experienced an overtemp shutdown on CH2\n");
+
+ if ((reg & TAS6424_FAULT_OTSD_CH3) && !(tas6424->last_fault2 & TAS6424_FAULT_OTSD_CH3))
+ dev_crit(dev, "experienced an overtemp shutdown on CH3\n");
+
+ if ((reg & TAS6424_FAULT_OTSD_CH4) && !(tas6424->last_fault2 & TAS6424_FAULT_OTSD_CH4))
+ dev_crit(dev, "experienced an overtemp shutdown on CH4\n");
+
+ /* Store current fault2 value so we can detect any changes next time */
+ tas6424->last_fault2 = reg;
+
+check_warn_reg:
+ ret = regmap_read(tas6424->regmap, TAS6424_WARN, &reg);
+ if (ret < 0) {
+ dev_err(dev, "failed to read WARN register: %d\n", ret);
+ goto out;
+ }
+
+ reg &= TAS6424_WARN_VDD_UV |
+ TAS6424_WARN_VDD_POR |
+ TAS6424_WARN_VDD_OTW |
+ TAS6424_WARN_VDD_OTW_CH1 |
+ TAS6424_WARN_VDD_OTW_CH2 |
+ TAS6424_WARN_VDD_OTW_CH3 |
+ TAS6424_WARN_VDD_OTW_CH4;
+
+ if (!reg)
+ goto out;
+
+ if ((reg & TAS6424_WARN_VDD_UV) && !(tas6424->last_warn & TAS6424_WARN_VDD_UV))
+ dev_warn(dev, "experienced a VDD under voltage condition\n");
+
+ if ((reg & TAS6424_WARN_VDD_POR) && !(tas6424->last_warn & TAS6424_WARN_VDD_POR))
+ dev_warn(dev, "experienced a VDD POR condition\n");
+
+ if ((reg & TAS6424_WARN_VDD_OTW) && !(tas6424->last_warn & TAS6424_WARN_VDD_OTW))
+ dev_warn(dev, "experienced a global overtemp warning\n");
+
+ if ((reg & TAS6424_WARN_VDD_OTW_CH1) && !(tas6424->last_warn & TAS6424_WARN_VDD_OTW_CH1))
+ dev_warn(dev, "experienced an overtemp warning on CH1\n");
+
+ if ((reg & TAS6424_WARN_VDD_OTW_CH2) && !(tas6424->last_warn & TAS6424_WARN_VDD_OTW_CH2))
+ dev_warn(dev, "experienced an overtemp warning on CH2\n");
+
+ if ((reg & TAS6424_WARN_VDD_OTW_CH3) && !(tas6424->last_warn & TAS6424_WARN_VDD_OTW_CH3))
+ dev_warn(dev, "experienced an overtemp warning on CH3\n");
+
+ if ((reg & TAS6424_WARN_VDD_OTW_CH4) && !(tas6424->last_warn & TAS6424_WARN_VDD_OTW_CH4))
+ dev_warn(dev, "experienced an overtemp warning on CH4\n");
+
+ /* Store current warn value so we can detect any changes next time */
+ tas6424->last_warn = reg;
+
+ /* Clear any faults by toggling the CLEAR_FAULT control bit */
+ ret = regmap_write_bits(tas6424->regmap, TAS6424_MISC_CTRL3,
+ TAS6424_CLEAR_FAULT, TAS6424_CLEAR_FAULT);
+ if (ret < 0)
+ dev_err(dev, "failed to write MISC_CTRL3 register: %d\n", ret);
+
+ ret = regmap_write_bits(tas6424->regmap, TAS6424_MISC_CTRL3,
+ TAS6424_CLEAR_FAULT, 0);
+ if (ret < 0)
+ dev_err(dev, "failed to write MISC_CTRL3 register: %d\n", ret);
+
+out:
+ /* Schedule the next fault check at the specified interval */
+ schedule_delayed_work(&tas6424->fault_check_work,
+ msecs_to_jiffies(TAS6424_FAULT_CHECK_INTERVAL));
+}
+
+static const struct reg_default tas6424_reg_defaults[] = {
+ { TAS6424_MODE_CTRL, 0x00 },
+ { TAS6424_MISC_CTRL1, 0x32 },
+ { TAS6424_MISC_CTRL2, 0x62 },
+ { TAS6424_SAP_CTRL, 0x04 },
+ { TAS6424_CH_STATE_CTRL, 0x55 },
+ { TAS6424_CH1_VOL_CTRL, 0xcf },
+ { TAS6424_CH2_VOL_CTRL, 0xcf },
+ { TAS6424_CH3_VOL_CTRL, 0xcf },
+ { TAS6424_CH4_VOL_CTRL, 0xcf },
+ { TAS6424_DC_DIAG_CTRL1, 0x00 },
+ { TAS6424_DC_DIAG_CTRL2, 0x11 },
+ { TAS6424_DC_DIAG_CTRL3, 0x11 },
+ { TAS6424_PIN_CTRL, 0xff },
+ { TAS6424_AC_DIAG_CTRL1, 0x00 },
+ { TAS6424_MISC_CTRL3, 0x00 },
+ { TAS6424_CLIP_CTRL, 0x01 },
+ { TAS6424_CLIP_WINDOW, 0x14 },
+ { TAS6424_CLIP_WARN, 0x00 },
+ { TAS6424_CBC_STAT, 0x00 },
+ { TAS6424_MISC_CTRL4, 0x40 },
+};
+
+static bool tas6424_is_writable_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case TAS6424_MODE_CTRL:
+ case TAS6424_MISC_CTRL1:
+ case TAS6424_MISC_CTRL2:
+ case TAS6424_SAP_CTRL:
+ case TAS6424_CH_STATE_CTRL:
+ case TAS6424_CH1_VOL_CTRL:
+ case TAS6424_CH2_VOL_CTRL:
+ case TAS6424_CH3_VOL_CTRL:
+ case TAS6424_CH4_VOL_CTRL:
+ case TAS6424_DC_DIAG_CTRL1:
+ case TAS6424_DC_DIAG_CTRL2:
+ case TAS6424_DC_DIAG_CTRL3:
+ case TAS6424_PIN_CTRL:
+ case TAS6424_AC_DIAG_CTRL1:
+ case TAS6424_MISC_CTRL3:
+ case TAS6424_CLIP_CTRL:
+ case TAS6424_CLIP_WINDOW:
+ case TAS6424_CLIP_WARN:
+ case TAS6424_CBC_STAT:
+ case TAS6424_MISC_CTRL4:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool tas6424_is_volatile_reg(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case TAS6424_DC_LOAD_DIAG_REP12:
+ case TAS6424_DC_LOAD_DIAG_REP34:
+ case TAS6424_DC_LOAD_DIAG_REPLO:
+ case TAS6424_CHANNEL_STATE:
+ case TAS6424_CHANNEL_FAULT:
+ case TAS6424_GLOB_FAULT1:
+ case TAS6424_GLOB_FAULT2:
+ case TAS6424_WARN:
+ case TAS6424_AC_LOAD_DIAG_REP1:
+ case TAS6424_AC_LOAD_DIAG_REP2:
+ case TAS6424_AC_LOAD_DIAG_REP3:
+ case TAS6424_AC_LOAD_DIAG_REP4:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static const struct regmap_config tas6424_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .writeable_reg = tas6424_is_writable_reg,
+ .volatile_reg = tas6424_is_volatile_reg,
+
+ .max_register = TAS6424_MAX,
+ .reg_defaults = tas6424_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(tas6424_reg_defaults),
+ .cache_type = REGCACHE_RBTREE,
+};
+
+#if IS_ENABLED(CONFIG_OF)
+static const struct of_device_id tas6424_of_ids[] = {
+ { .compatible = "ti,tas6424", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, tas6424_of_ids);
+#endif
+
+static int tas6424_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct device *dev = &client->dev;
+ struct tas6424_data *tas6424;
+ int ret;
+ int i;
+
+ tas6424 = devm_kzalloc(dev, sizeof(*tas6424), GFP_KERNEL);
+ if (!tas6424)
+ return -ENOMEM;
+ dev_set_drvdata(dev, tas6424);
+
+ tas6424->dev = dev;
+
+ tas6424->regmap = devm_regmap_init_i2c(client, &tas6424_regmap_config);
+ if (IS_ERR(tas6424->regmap)) {
+ ret = PTR_ERR(tas6424->regmap);
+ dev_err(dev, "unable to allocate register map: %d\n", ret);
+ return ret;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(tas6424->supplies); i++)
+ tas6424->supplies[i].supply = tas6424_supply_names[i];
+ ret = devm_regulator_bulk_get(dev, ARRAY_SIZE(tas6424->supplies),
+ tas6424->supplies);
+ if (ret) {
+ dev_err(dev, "unable to request supplies: %d\n", ret);
+ return ret;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(tas6424->supplies),
+ tas6424->supplies);
+ if (ret) {
+ dev_err(dev, "unable to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ /* Reset device to establish well-defined startup state */
+ ret = regmap_update_bits(tas6424->regmap, TAS6424_MODE_CTRL,
+ TAS6424_RESET, TAS6424_RESET);
+ if (ret) {
+ dev_err(dev, "unable to reset device: %d\n", ret);
+ return ret;
+ }
+
+ INIT_DELAYED_WORK(&tas6424->fault_check_work, tas6424_fault_check_work);
+
+ ret = snd_soc_register_codec(dev, &soc_codec_dev_tas6424,
+ tas6424_dai, ARRAY_SIZE(tas6424_dai));
+ if (ret < 0) {
+ dev_err(dev, "unable to register codec: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int tas6424_i2c_remove(struct i2c_client *client)
+{
+ struct device *dev = &client->dev;
+ struct tas6424_data *tas6424 = dev_get_drvdata(dev);
+ int ret;
+
+ snd_soc_unregister_codec(dev);
+
+ cancel_delayed_work_sync(&tas6424->fault_check_work);
+
+ ret = regulator_bulk_disable(ARRAY_SIZE(tas6424->supplies),
+ tas6424->supplies);
+ if (ret < 0) {
+ dev_err(dev, "unable to disable supplies: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct i2c_device_id tas6424_i2c_ids[] = {
+ { "tas6424", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, tas6424_i2c_ids);
+
+static struct i2c_driver tas6424_i2c_driver = {
+ .driver = {
+ .name = "tas6424",
+ .of_match_table = of_match_ptr(tas6424_of_ids),
+ },
+ .probe = tas6424_i2c_probe,
+ .remove = tas6424_i2c_remove,
+ .id_table = tas6424_i2c_ids,
+};
+module_i2c_driver(tas6424_i2c_driver);
+
+MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>");
+MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
+MODULE_DESCRIPTION("TAS6424 Audio amplifier driver");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/tas6424.h b/sound/soc/codecs/tas6424.h
new file mode 100644
index 000000000000..430588328a06
--- /dev/null
+++ b/sound/soc/codecs/tas6424.h
@@ -0,0 +1,144 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * ALSA SoC Texas Instruments TAS6424 Quad-Channel Audio Amplifier
+ *
+ * Copyright (C) 2016-2017 Texas Instruments Incorporated - http://www.ti.com/
+ * Author: Andreas Dannenberg <dannenberg@ti.com>
+ * Andrew F. Davis <afd@ti.com>
+ */
+
+#ifndef __TAS6424_H__
+#define __TAS6424_H__
+
+#define TAS6424_RATES (SNDRV_PCM_RATE_44100 | \
+ SNDRV_PCM_RATE_48000 | \
+ SNDRV_PCM_RATE_96000)
+
+#define TAS6424_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+/* Register Address Map */
+#define TAS6424_MODE_CTRL 0x00
+#define TAS6424_MISC_CTRL1 0x01
+#define TAS6424_MISC_CTRL2 0x02
+#define TAS6424_SAP_CTRL 0x03
+#define TAS6424_CH_STATE_CTRL 0x04
+#define TAS6424_CH1_VOL_CTRL 0x05
+#define TAS6424_CH2_VOL_CTRL 0x06
+#define TAS6424_CH3_VOL_CTRL 0x07
+#define TAS6424_CH4_VOL_CTRL 0x08
+#define TAS6424_DC_DIAG_CTRL1 0x09
+#define TAS6424_DC_DIAG_CTRL2 0x0a
+#define TAS6424_DC_DIAG_CTRL3 0x0b
+#define TAS6424_DC_LOAD_DIAG_REP12 0x0c
+#define TAS6424_DC_LOAD_DIAG_REP34 0x0d
+#define TAS6424_DC_LOAD_DIAG_REPLO 0x0e
+#define TAS6424_CHANNEL_STATE 0x0f
+#define TAS6424_CHANNEL_FAULT 0x10
+#define TAS6424_GLOB_FAULT1 0x11
+#define TAS6424_GLOB_FAULT2 0x12
+#define TAS6424_WARN 0x13
+#define TAS6424_PIN_CTRL 0x14
+#define TAS6424_AC_DIAG_CTRL1 0x15
+#define TAS6424_AC_DIAG_CTRL2 0x16
+#define TAS6424_AC_LOAD_DIAG_REP1 0x17
+#define TAS6424_AC_LOAD_DIAG_REP2 0x18
+#define TAS6424_AC_LOAD_DIAG_REP3 0x19
+#define TAS6424_AC_LOAD_DIAG_REP4 0x1a
+#define TAS6424_MISC_CTRL3 0x21
+#define TAS6424_CLIP_CTRL 0x22
+#define TAS6424_CLIP_WINDOW 0x23
+#define TAS6424_CLIP_WARN 0x24
+#define TAS6424_CBC_STAT 0x25
+#define TAS6424_MISC_CTRL4 0x26
+#define TAS6424_MAX TAS6424_MISC_CTRL4
+
+/* TAS6424_MODE_CTRL_REG */
+#define TAS6424_RESET BIT(7)
+
+/* TAS6424_SAP_CTRL_REG */
+#define TAS6424_SAP_RATE_MASK GENMASK(7, 6)
+#define TAS6424_SAP_RATE_44100 (0x00 << 6)
+#define TAS6424_SAP_RATE_48000 (0x01 << 6)
+#define TAS6424_SAP_RATE_96000 (0x02 << 6)
+#define TAS6424_SAP_TDM_SLOT_LAST BIT(5)
+#define TAS6424_SAP_TDM_SLOT_SZ_16 BIT(4)
+#define TAS6424_SAP_TDM_SLOT_SWAP BIT(3)
+#define TAS6424_SAP_FMT_MASK GENMASK(2, 0)
+#define TAS6424_SAP_RIGHTJ_24 (0x00 << 0)
+#define TAS6424_SAP_RIGHTJ_20 (0x01 << 0)
+#define TAS6424_SAP_RIGHTJ_18 (0x02 << 0)
+#define TAS6424_SAP_RIGHTJ_16 (0x03 << 0)
+#define TAS6424_SAP_I2S (0x04 << 0)
+#define TAS6424_SAP_LEFTJ (0x05 << 0)
+#define TAS6424_SAP_DSP (0x06 << 0)
+
+/* TAS6424_CH_STATE_CTRL_REG */
+#define TAS6424_CH1_STATE_MASK GENMASK(7, 6)
+#define TAS6424_CH1_STATE_PLAY (0x00 << 6)
+#define TAS6424_CH1_STATE_HIZ (0x01 << 6)
+#define TAS6424_CH1_STATE_MUTE (0x02 << 6)
+#define TAS6424_CH1_STATE_DIAG (0x03 << 6)
+#define TAS6424_CH2_STATE_MASK GENMASK(5, 4)
+#define TAS6424_CH2_STATE_PLAY (0x00 << 4)
+#define TAS6424_CH2_STATE_HIZ (0x01 << 4)
+#define TAS6424_CH2_STATE_MUTE (0x02 << 4)
+#define TAS6424_CH2_STATE_DIAG (0x03 << 4)
+#define TAS6424_CH3_STATE_MASK GENMASK(3, 2)
+#define TAS6424_CH3_STATE_PLAY (0x00 << 2)
+#define TAS6424_CH3_STATE_HIZ (0x01 << 2)
+#define TAS6424_CH3_STATE_MUTE (0x02 << 2)
+#define TAS6424_CH3_STATE_DIAG (0x03 << 2)
+#define TAS6424_CH4_STATE_MASK GENMASK(1, 0)
+#define TAS6424_CH4_STATE_PLAY (0x00 << 0)
+#define TAS6424_CH4_STATE_HIZ (0x01 << 0)
+#define TAS6424_CH4_STATE_MUTE (0x02 << 0)
+#define TAS6424_CH4_STATE_DIAG (0x03 << 0)
+#define TAS6424_ALL_STATE_PLAY (TAS6424_CH1_STATE_PLAY | \
+ TAS6424_CH2_STATE_PLAY | \
+ TAS6424_CH3_STATE_PLAY | \
+ TAS6424_CH4_STATE_PLAY)
+#define TAS6424_ALL_STATE_HIZ (TAS6424_CH1_STATE_HIZ | \
+ TAS6424_CH2_STATE_HIZ | \
+ TAS6424_CH3_STATE_HIZ | \
+ TAS6424_CH4_STATE_HIZ)
+#define TAS6424_ALL_STATE_MUTE (TAS6424_CH1_STATE_MUTE | \
+ TAS6424_CH2_STATE_MUTE | \
+ TAS6424_CH3_STATE_MUTE | \
+ TAS6424_CH4_STATE_MUTE)
+#define TAS6424_ALL_STATE_DIAG (TAS6424_CH1_STATE_DIAG | \
+ TAS6424_CH2_STATE_DIAG | \
+ TAS6424_CH3_STATE_DIAG | \
+ TAS6424_CH4_STATE_DIAG)
+
+/* TAS6424_GLOB_FAULT1_REG */
+#define TAS6424_FAULT_CLOCK BIT(4)
+#define TAS6424_FAULT_PVDD_OV BIT(3)
+#define TAS6424_FAULT_VBAT_OV BIT(2)
+#define TAS6424_FAULT_PVDD_UV BIT(1)
+#define TAS6424_FAULT_VBAT_UV BIT(0)
+
+/* TAS6424_GLOB_FAULT2_REG */
+#define TAS6424_FAULT_OTSD BIT(4)
+#define TAS6424_FAULT_OTSD_CH1 BIT(3)
+#define TAS6424_FAULT_OTSD_CH2 BIT(2)
+#define TAS6424_FAULT_OTSD_CH3 BIT(1)
+#define TAS6424_FAULT_OTSD_CH4 BIT(0)
+
+/* TAS6424_WARN_REG */
+#define TAS6424_WARN_VDD_UV BIT(6)
+#define TAS6424_WARN_VDD_POR BIT(5)
+#define TAS6424_WARN_VDD_OTW BIT(4)
+#define TAS6424_WARN_VDD_OTW_CH1 BIT(3)
+#define TAS6424_WARN_VDD_OTW_CH2 BIT(2)
+#define TAS6424_WARN_VDD_OTW_CH3 BIT(1)
+#define TAS6424_WARN_VDD_OTW_CH4 BIT(0)
+
+/* TAS6424_MISC_CTRL3_REG */
+#define TAS6424_CLEAR_FAULT BIT(7)
+#define TAS6424_PBTL_CH_SEL BIT(6)
+#define TAS6424_MASK_CBC_WARN BIT(5)
+#define TAS6424_MASK_VDD_UV BIT(4)
+#define TAS6424_OTSD_AUTO_RECOVERY BIT(3)
+
+#endif /* __TAS6424_H__ */
diff --git a/sound/soc/codecs/tfa9879.c b/sound/soc/codecs/tfa9879.c
index f8dd67ca0744..e7ca764b5729 100644
--- a/sound/soc/codecs/tfa9879.c
+++ b/sound/soc/codecs/tfa9879.c
@@ -316,6 +316,7 @@ static const struct of_device_id tfa9879_of_match[] = {
{ .compatible = "nxp,tfa9879", },
{ }
};
+MODULE_DEVICE_TABLE(of, tfa9879_of_match);
static struct i2c_driver tfa9879_i2c_driver = {
.driver = {
diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c
index d83dab57a1d1..5c2f5727244d 100644
--- a/sound/soc/codecs/wm2200.c
+++ b/sound/soc/codecs/wm2200.c
@@ -98,6 +98,8 @@ struct wm2200_priv {
int rev;
int sysclk;
+
+ unsigned int symmetric_rates:1;
};
#define WM2200_DSP_RANGE_BASE (WM2200_MAX_REGISTER + 1)
@@ -1550,7 +1552,7 @@ static const struct snd_soc_dapm_route wm2200_dapm_routes[] = {
static int wm2200_probe(struct snd_soc_codec *codec)
{
- struct wm2200_priv *wm2200 = dev_get_drvdata(codec->dev);
+ struct wm2200_priv *wm2200 = snd_soc_codec_get_drvdata(codec);
int ret;
wm2200->codec = codec;
@@ -1758,7 +1760,7 @@ static int wm2200_hw_params(struct snd_pcm_substream *substream,
lrclk = bclk_rates[bclk] / params_rate(params);
dev_dbg(codec->dev, "Setting %dHz LRCLK\n", bclk_rates[bclk] / lrclk);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
- dai->symmetric_rates)
+ wm2200->symmetric_rates)
snd_soc_update_bits(codec, WM2200_AUDIO_IF_1_7,
WM2200_AIF1RX_BCPF_MASK, lrclk);
else
@@ -2059,13 +2061,14 @@ static int wm2200_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
static int wm2200_dai_probe(struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
+ struct wm2200_priv *wm2200 = snd_soc_codec_get_drvdata(codec);
unsigned int val = 0;
int ret;
ret = snd_soc_read(codec, WM2200_GPIO_CTRL_1);
if (ret >= 0) {
if ((ret & WM2200_GP1_FN_MASK) != 0) {
- dai->symmetric_rates = true;
+ wm2200->symmetric_rates = true;
val = WM2200_AIF1TX_LRCLK_SRC;
}
} else {
diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c
index 5da4efe7a550..886281673972 100644
--- a/sound/soc/sunxi/sun4i-codec.c
+++ b/sound/soc/sunxi/sun4i-codec.c
@@ -590,12 +590,28 @@ static int sun4i_codec_hw_params(struct snd_pcm_substream *substream,
hwrate);
}
+
+static unsigned int sun4i_codec_src_rates[] = {
+ 8000, 11025, 12000, 16000, 22050, 24000, 32000,
+ 44100, 48000, 96000, 192000
+};
+
+
+static struct snd_pcm_hw_constraint_list sun4i_codec_constraints = {
+ .count = ARRAY_SIZE(sun4i_codec_src_rates),
+ .list = sun4i_codec_src_rates,
+};
+
+
static int sun4i_codec_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct sun4i_codec *scodec = snd_soc_card_get_drvdata(rtd->card);
+ snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE, &sun4i_codec_constraints);
+
/*
* Stop issuing DRQ when we have room for less than 16 samples
* in our TX FIFO
@@ -633,9 +649,7 @@ static struct snd_soc_dai_driver sun4i_codec_dai = {
.channels_max = 2,
.rate_min = 8000,
.rate_max = 192000,
- .rates = SNDRV_PCM_RATE_8000_48000 |
- SNDRV_PCM_RATE_96000 |
- SNDRV_PCM_RATE_192000,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S32_LE,
.sig_bits = 24,
@@ -645,11 +659,8 @@ static struct snd_soc_dai_driver sun4i_codec_dai = {
.channels_min = 1,
.channels_max = 2,
.rate_min = 8000,
- .rate_max = 192000,
- .rates = SNDRV_PCM_RATE_8000_48000 |
- SNDRV_PCM_RATE_96000 |
- SNDRV_PCM_RATE_192000 |
- SNDRV_PCM_RATE_KNOT,
+ .rate_max = 48000,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
.formats = SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S32_LE,
.sig_bits = 24,
@@ -1128,7 +1139,7 @@ static const struct snd_soc_component_driver sun4i_codec_component = {
.name = "sun4i-codec",
};
-#define SUN4I_CODEC_RATES SNDRV_PCM_RATE_8000_192000
+#define SUN4I_CODEC_RATES SNDRV_PCM_RATE_CONTINUOUS
#define SUN4I_CODEC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_S32_LE)
diff --git a/sound/soc/sunxi/sun4i-i2s.c b/sound/soc/sunxi/sun4i-i2s.c
index bc147e2dcff5..dca1143c1150 100644
--- a/sound/soc/sunxi/sun4i-i2s.c
+++ b/sound/soc/sunxi/sun4i-i2s.c
@@ -921,6 +921,23 @@ static const struct sun4i_i2s_quirks sun6i_a31_i2s_quirks = {
.field_rxchansel = REG_FIELD(SUN4I_I2S_RX_CHAN_SEL_REG, 0, 2),
};
+static const struct sun4i_i2s_quirks sun8i_a83t_i2s_quirks = {
+ .has_reset = true,
+ .reg_offset_txdata = SUN8I_I2S_FIFO_TX_REG,
+ .sun4i_i2s_regmap = &sun4i_i2s_regmap_config,
+ .field_clkdiv_mclk_en = REG_FIELD(SUN4I_I2S_CLK_DIV_REG, 7, 7),
+ .field_fmt_wss = REG_FIELD(SUN4I_I2S_FMT0_REG, 2, 3),
+ .field_fmt_sr = REG_FIELD(SUN4I_I2S_FMT0_REG, 4, 5),
+ .field_fmt_bclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 6, 6),
+ .field_fmt_lrclk = REG_FIELD(SUN4I_I2S_FMT0_REG, 7, 7),
+ .has_slave_select_bit = true,
+ .field_fmt_mode = REG_FIELD(SUN4I_I2S_FMT0_REG, 0, 1),
+ .field_txchanmap = REG_FIELD(SUN4I_I2S_TX_CHAN_MAP_REG, 0, 31),
+ .field_rxchanmap = REG_FIELD(SUN4I_I2S_RX_CHAN_MAP_REG, 0, 31),
+ .field_txchansel = REG_FIELD(SUN4I_I2S_TX_CHAN_SEL_REG, 0, 2),
+ .field_rxchansel = REG_FIELD(SUN4I_I2S_RX_CHAN_SEL_REG, 0, 2),
+};
+
static const struct sun4i_i2s_quirks sun8i_h3_i2s_quirks = {
.has_reset = true,
.reg_offset_txdata = SUN8I_I2S_FIFO_TX_REG,
@@ -1145,6 +1162,10 @@ static const struct of_device_id sun4i_i2s_match[] = {
.data = &sun6i_a31_i2s_quirks,
},
{
+ .compatible = "allwinner,sun8i-a83t-i2s",
+ .data = &sun8i_a83t_i2s_quirks,
+ },
+ {
.compatible = "allwinner,sun8i-h3-i2s",
.data = &sun8i_h3_i2s_quirks,
},
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-10 00:19:27 +0000