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Diffstat (limited to 'sound/soc/tegra/tegra210_adx.c')
-rw-r--r--sound/soc/tegra/tegra210_adx.c541
1 files changed, 541 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c
new file mode 100644
index 000000000000..d2530443a221
--- /dev/null
+++ b/sound/soc/tegra/tegra210_adx.c
@@ -0,0 +1,541 @@
+// SPDX-License-Identifier: GPL-2.0-only
+//
+// tegra210_adx.c - Tegra210 ADX driver
+//
+// Copyright (c) 2021-2023 NVIDIA CORPORATION. All rights reserved.
+
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+
+#include "tegra210_adx.h"
+#include "tegra_cif.h"
+
+static const struct reg_default tegra210_adx_reg_defaults[] = {
+ { TEGRA210_ADX_RX_INT_MASK, 0x00000001},
+ { TEGRA210_ADX_RX_CIF_CTRL, 0x00007000},
+ { TEGRA210_ADX_TX_INT_MASK, 0x0000000f },
+ { TEGRA210_ADX_TX1_CIF_CTRL, 0x00007000},
+ { TEGRA210_ADX_TX2_CIF_CTRL, 0x00007000},
+ { TEGRA210_ADX_TX3_CIF_CTRL, 0x00007000},
+ { TEGRA210_ADX_TX4_CIF_CTRL, 0x00007000},
+ { TEGRA210_ADX_CG, 0x1},
+ { TEGRA210_ADX_CFG_RAM_CTRL, 0x00004000},
+};
+
+static void tegra210_adx_write_map_ram(struct tegra210_adx *adx)
+{
+ int i;
+
+ regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_CTRL,
+ TEGRA210_ADX_CFG_RAM_CTRL_SEQ_ACCESS_EN |
+ TEGRA210_ADX_CFG_RAM_CTRL_ADDR_INIT_EN |
+ TEGRA210_ADX_CFG_RAM_CTRL_RW_WRITE);
+
+ for (i = 0; i < TEGRA210_ADX_RAM_DEPTH; i++)
+ regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_DATA,
+ adx->map[i]);
+
+ regmap_write(adx->regmap, TEGRA210_ADX_IN_BYTE_EN0, adx->byte_mask[0]);
+ regmap_write(adx->regmap, TEGRA210_ADX_IN_BYTE_EN1, adx->byte_mask[1]);
+}
+
+static int tegra210_adx_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);
+ unsigned int val;
+ int err;
+
+ /* Ensure if ADX status is disabled */
+ err = regmap_read_poll_timeout_atomic(adx->regmap, TEGRA210_ADX_STATUS,
+ val, !(val & 0x1), 10, 10000);
+ if (err < 0) {
+ dev_err(dai->dev, "failed to stop ADX, err = %d\n", err);
+ return err;
+ }
+
+ /*
+ * Soft Reset: Below performs module soft reset which clears
+ * all FSM logic, flushes flow control of FIFO and resets the
+ * state register. It also brings module back to disabled
+ * state (without flushing the data in the pipe).
+ */
+ regmap_update_bits(adx->regmap, TEGRA210_ADX_SOFT_RESET,
+ TEGRA210_ADX_SOFT_RESET_SOFT_RESET_MASK,
+ TEGRA210_ADX_SOFT_RESET_SOFT_EN);
+
+ err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_SOFT_RESET,
+ val, !(val & 0x1), 10, 10000);
+ if (err < 0) {
+ dev_err(dai->dev, "failed to reset ADX, err = %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+static int __maybe_unused tegra210_adx_runtime_suspend(struct device *dev)
+{
+ struct tegra210_adx *adx = dev_get_drvdata(dev);
+
+ regcache_cache_only(adx->regmap, true);
+ regcache_mark_dirty(adx->regmap);
+
+ return 0;
+}
+
+static int __maybe_unused tegra210_adx_runtime_resume(struct device *dev)
+{
+ struct tegra210_adx *adx = dev_get_drvdata(dev);
+
+ regcache_cache_only(adx->regmap, false);
+ regcache_sync(adx->regmap);
+
+ tegra210_adx_write_map_ram(adx);
+
+ return 0;
+}
+
+static int tegra210_adx_set_audio_cif(struct snd_soc_dai *dai,
+ unsigned int channels,
+ snd_pcm_format_t format,
+ unsigned int reg)
+{
+ struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);
+ struct tegra_cif_conf cif_conf;
+ int audio_bits;
+
+ memset(&cif_conf, 0, sizeof(struct tegra_cif_conf));
+
+ if (channels < 1 || channels > 16)
+ return -EINVAL;
+
+ switch (format) {
+ case SNDRV_PCM_FORMAT_S8:
+ audio_bits = TEGRA_ACIF_BITS_8;
+ break;
+ case SNDRV_PCM_FORMAT_S16_LE:
+ audio_bits = TEGRA_ACIF_BITS_16;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ audio_bits = TEGRA_ACIF_BITS_32;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ cif_conf.audio_ch = channels;
+ cif_conf.client_ch = channels;
+ cif_conf.audio_bits = audio_bits;
+ cif_conf.client_bits = audio_bits;
+
+ tegra_set_cif(adx->regmap, reg, &cif_conf);
+
+ return 0;
+}
+
+static int tegra210_adx_out_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ return tegra210_adx_set_audio_cif(dai, params_channels(params),
+ params_format(params),
+ TEGRA210_ADX_TX1_CIF_CTRL + ((dai->id - 1) * TEGRA210_ADX_AUDIOCIF_CH_STRIDE));
+}
+
+static int tegra210_adx_in_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ return tegra210_adx_set_audio_cif(dai, params_channels(params),
+ params_format(params),
+ TEGRA210_ADX_RX_CIF_CTRL);
+}
+
+static int tegra210_adx_get_byte_map(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
+ struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);
+ struct soc_mixer_control *mc;
+ unsigned char *bytes_map = (unsigned char *)&adx->map;
+ int enabled;
+
+ mc = (struct soc_mixer_control *)kcontrol->private_value;
+ enabled = adx->byte_mask[mc->reg / 32] & (1 << (mc->reg % 32));
+
+ /*
+ * TODO: Simplify this logic to just return from bytes_map[]
+ *
+ * Presently below is required since bytes_map[] is
+ * tightly packed and cannot store the control value of 256.
+ * Byte mask state is used to know if 256 needs to be returned.
+ * Note that for control value of 256, the put() call stores 0
+ * in the bytes_map[] and disables the corresponding bit in
+ * byte_mask[].
+ */
+ if (enabled)
+ ucontrol->value.integer.value[0] = bytes_map[mc->reg];
+ else
+ ucontrol->value.integer.value[0] = 256;
+
+ return 0;
+}
+
+static int tegra210_adx_put_byte_map(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *cmpnt = snd_soc_kcontrol_component(kcontrol);
+ struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);
+ unsigned char *bytes_map = (unsigned char *)&adx->map;
+ int value = ucontrol->value.integer.value[0];
+ struct soc_mixer_control *mc =
+ (struct soc_mixer_control *)kcontrol->private_value;
+ unsigned int mask_val = adx->byte_mask[mc->reg / 32];
+
+ if (value >= 0 && value <= 255)
+ mask_val |= (1 << (mc->reg % 32));
+ else
+ mask_val &= ~(1 << (mc->reg % 32));
+
+ if (mask_val == adx->byte_mask[mc->reg / 32])
+ return 0;
+
+ /* Update byte map and slot */
+ bytes_map[mc->reg] = value % 256;
+ adx->byte_mask[mc->reg / 32] = mask_val;
+
+ return 1;
+}
+
+static const struct snd_soc_dai_ops tegra210_adx_in_dai_ops = {
+ .hw_params = tegra210_adx_in_hw_params,
+ .startup = tegra210_adx_startup,
+};
+
+static const struct snd_soc_dai_ops tegra210_adx_out_dai_ops = {
+ .hw_params = tegra210_adx_out_hw_params,
+};
+
+#define IN_DAI \
+ { \
+ .name = "ADX-RX-CIF", \
+ .playback = { \
+ .stream_name = "RX-CIF-Playback", \
+ .channels_min = 1, \
+ .channels_max = 16, \
+ .rates = SNDRV_PCM_RATE_8000_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .capture = { \
+ .stream_name = "RX-CIF-Capture", \
+ .channels_min = 1, \
+ .channels_max = 16, \
+ .rates = SNDRV_PCM_RATE_8000_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .ops = &tegra210_adx_in_dai_ops, \
+ }
+
+#define OUT_DAI(id) \
+ { \
+ .name = "ADX-TX" #id "-CIF", \
+ .playback = { \
+ .stream_name = "TX" #id "-CIF-Playback",\
+ .channels_min = 1, \
+ .channels_max = 16, \
+ .rates = SNDRV_PCM_RATE_8000_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .capture = { \
+ .stream_name = "TX" #id "-CIF-Capture", \
+ .channels_min = 1, \
+ .channels_max = 16, \
+ .rates = SNDRV_PCM_RATE_8000_192000, \
+ .formats = SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE, \
+ }, \
+ .ops = &tegra210_adx_out_dai_ops, \
+ }
+
+static struct snd_soc_dai_driver tegra210_adx_dais[] = {
+ IN_DAI,
+ OUT_DAI(1),
+ OUT_DAI(2),
+ OUT_DAI(3),
+ OUT_DAI(4),
+};
+
+static const struct snd_soc_dapm_widget tegra210_adx_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("RX", NULL, 0, TEGRA210_ADX_ENABLE,
+ TEGRA210_ADX_ENABLE_SHIFT, 0),
+ SND_SOC_DAPM_AIF_OUT("TX1", NULL, 0, TEGRA210_ADX_CTRL, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("TX2", NULL, 0, TEGRA210_ADX_CTRL, 1, 0),
+ SND_SOC_DAPM_AIF_OUT("TX3", NULL, 0, TEGRA210_ADX_CTRL, 2, 0),
+ SND_SOC_DAPM_AIF_OUT("TX4", NULL, 0, TEGRA210_ADX_CTRL, 3, 0),
+};
+
+#define STREAM_ROUTES(id, sname) \
+ { "XBAR-" sname, NULL, "XBAR-TX" }, \
+ { "RX-CIF-" sname, NULL, "XBAR-" sname }, \
+ { "RX", NULL, "RX-CIF-" sname }, \
+ { "TX" #id, NULL, "RX" }, \
+ { "TX" #id "-CIF-" sname, NULL, "TX" #id }, \
+ { "TX" #id " XBAR-" sname, NULL, "TX" #id "-CIF-" sname }, \
+ { "TX" #id " XBAR-RX", NULL, "TX" #id " XBAR-" sname }
+
+#define ADX_ROUTES(id) \
+ STREAM_ROUTES(id, "Playback"), \
+ STREAM_ROUTES(id, "Capture")
+
+#define STREAM_ROUTES(id, sname) \
+ { "XBAR-" sname, NULL, "XBAR-TX" }, \
+ { "RX-CIF-" sname, NULL, "XBAR-" sname }, \
+ { "RX", NULL, "RX-CIF-" sname }, \
+ { "TX" #id, NULL, "RX" }, \
+ { "TX" #id "-CIF-" sname, NULL, "TX" #id }, \
+ { "TX" #id " XBAR-" sname, NULL, "TX" #id "-CIF-" sname }, \
+ { "TX" #id " XBAR-RX", NULL, "TX" #id " XBAR-" sname }
+
+#define ADX_ROUTES(id) \
+ STREAM_ROUTES(id, "Playback"), \
+ STREAM_ROUTES(id, "Capture")
+
+static const struct snd_soc_dapm_route tegra210_adx_routes[] = {
+ ADX_ROUTES(1),
+ ADX_ROUTES(2),
+ ADX_ROUTES(3),
+ ADX_ROUTES(4),
+};
+
+#define TEGRA210_ADX_BYTE_MAP_CTRL(reg) \
+ SOC_SINGLE_EXT("Byte Map " #reg, reg, 0, 256, 0, \
+ tegra210_adx_get_byte_map, \
+ tegra210_adx_put_byte_map)
+
+static struct snd_kcontrol_new tegra210_adx_controls[] = {
+ TEGRA210_ADX_BYTE_MAP_CTRL(0),
+ TEGRA210_ADX_BYTE_MAP_CTRL(1),
+ TEGRA210_ADX_BYTE_MAP_CTRL(2),
+ TEGRA210_ADX_BYTE_MAP_CTRL(3),
+ TEGRA210_ADX_BYTE_MAP_CTRL(4),
+ TEGRA210_ADX_BYTE_MAP_CTRL(5),
+ TEGRA210_ADX_BYTE_MAP_CTRL(6),
+ TEGRA210_ADX_BYTE_MAP_CTRL(7),
+ TEGRA210_ADX_BYTE_MAP_CTRL(8),
+ TEGRA210_ADX_BYTE_MAP_CTRL(9),
+ TEGRA210_ADX_BYTE_MAP_CTRL(10),
+ TEGRA210_ADX_BYTE_MAP_CTRL(11),
+ TEGRA210_ADX_BYTE_MAP_CTRL(12),
+ TEGRA210_ADX_BYTE_MAP_CTRL(13),
+ TEGRA210_ADX_BYTE_MAP_CTRL(14),
+ TEGRA210_ADX_BYTE_MAP_CTRL(15),
+ TEGRA210_ADX_BYTE_MAP_CTRL(16),
+ TEGRA210_ADX_BYTE_MAP_CTRL(17),
+ TEGRA210_ADX_BYTE_MAP_CTRL(18),
+ TEGRA210_ADX_BYTE_MAP_CTRL(19),
+ TEGRA210_ADX_BYTE_MAP_CTRL(20),
+ TEGRA210_ADX_BYTE_MAP_CTRL(21),
+ TEGRA210_ADX_BYTE_MAP_CTRL(22),
+ TEGRA210_ADX_BYTE_MAP_CTRL(23),
+ TEGRA210_ADX_BYTE_MAP_CTRL(24),
+ TEGRA210_ADX_BYTE_MAP_CTRL(25),
+ TEGRA210_ADX_BYTE_MAP_CTRL(26),
+ TEGRA210_ADX_BYTE_MAP_CTRL(27),
+ TEGRA210_ADX_BYTE_MAP_CTRL(28),
+ TEGRA210_ADX_BYTE_MAP_CTRL(29),
+ TEGRA210_ADX_BYTE_MAP_CTRL(30),
+ TEGRA210_ADX_BYTE_MAP_CTRL(31),
+ TEGRA210_ADX_BYTE_MAP_CTRL(32),
+ TEGRA210_ADX_BYTE_MAP_CTRL(33),
+ TEGRA210_ADX_BYTE_MAP_CTRL(34),
+ TEGRA210_ADX_BYTE_MAP_CTRL(35),
+ TEGRA210_ADX_BYTE_MAP_CTRL(36),
+ TEGRA210_ADX_BYTE_MAP_CTRL(37),
+ TEGRA210_ADX_BYTE_MAP_CTRL(38),
+ TEGRA210_ADX_BYTE_MAP_CTRL(39),
+ TEGRA210_ADX_BYTE_MAP_CTRL(40),
+ TEGRA210_ADX_BYTE_MAP_CTRL(41),
+ TEGRA210_ADX_BYTE_MAP_CTRL(42),
+ TEGRA210_ADX_BYTE_MAP_CTRL(43),
+ TEGRA210_ADX_BYTE_MAP_CTRL(44),
+ TEGRA210_ADX_BYTE_MAP_CTRL(45),
+ TEGRA210_ADX_BYTE_MAP_CTRL(46),
+ TEGRA210_ADX_BYTE_MAP_CTRL(47),
+ TEGRA210_ADX_BYTE_MAP_CTRL(48),
+ TEGRA210_ADX_BYTE_MAP_CTRL(49),
+ TEGRA210_ADX_BYTE_MAP_CTRL(50),
+ TEGRA210_ADX_BYTE_MAP_CTRL(51),
+ TEGRA210_ADX_BYTE_MAP_CTRL(52),
+ TEGRA210_ADX_BYTE_MAP_CTRL(53),
+ TEGRA210_ADX_BYTE_MAP_CTRL(54),
+ TEGRA210_ADX_BYTE_MAP_CTRL(55),
+ TEGRA210_ADX_BYTE_MAP_CTRL(56),
+ TEGRA210_ADX_BYTE_MAP_CTRL(57),
+ TEGRA210_ADX_BYTE_MAP_CTRL(58),
+ TEGRA210_ADX_BYTE_MAP_CTRL(59),
+ TEGRA210_ADX_BYTE_MAP_CTRL(60),
+ TEGRA210_ADX_BYTE_MAP_CTRL(61),
+ TEGRA210_ADX_BYTE_MAP_CTRL(62),
+ TEGRA210_ADX_BYTE_MAP_CTRL(63),
+};
+
+static const struct snd_soc_component_driver tegra210_adx_cmpnt = {
+ .dapm_widgets = tegra210_adx_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tegra210_adx_widgets),
+ .dapm_routes = tegra210_adx_routes,
+ .num_dapm_routes = ARRAY_SIZE(tegra210_adx_routes),
+ .controls = tegra210_adx_controls,
+ .num_controls = ARRAY_SIZE(tegra210_adx_controls),
+};
+
+static bool tegra210_adx_wr_reg(struct device *dev,
+ unsigned int reg)
+{
+ switch (reg) {
+ case TEGRA210_ADX_TX_INT_MASK ... TEGRA210_ADX_TX4_CIF_CTRL:
+ case TEGRA210_ADX_RX_INT_MASK ... TEGRA210_ADX_RX_CIF_CTRL:
+ case TEGRA210_ADX_ENABLE ... TEGRA210_ADX_CG:
+ case TEGRA210_ADX_CTRL ... TEGRA210_ADX_IN_BYTE_EN1:
+ case TEGRA210_ADX_CFG_RAM_CTRL ... TEGRA210_ADX_CFG_RAM_DATA:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool tegra210_adx_rd_reg(struct device *dev,
+ unsigned int reg)
+{
+ switch (reg) {
+ case TEGRA210_ADX_RX_STATUS ... TEGRA210_ADX_CFG_RAM_DATA:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool tegra210_adx_volatile_reg(struct device *dev,
+ unsigned int reg)
+{
+ switch (reg) {
+ case TEGRA210_ADX_RX_STATUS:
+ case TEGRA210_ADX_RX_INT_STATUS:
+ case TEGRA210_ADX_RX_INT_SET:
+ case TEGRA210_ADX_TX_STATUS:
+ case TEGRA210_ADX_TX_INT_STATUS:
+ case TEGRA210_ADX_TX_INT_SET:
+ case TEGRA210_ADX_SOFT_RESET:
+ case TEGRA210_ADX_STATUS:
+ case TEGRA210_ADX_INT_STATUS:
+ case TEGRA210_ADX_CFG_RAM_CTRL:
+ case TEGRA210_ADX_CFG_RAM_DATA:
+ return true;
+ default:
+ break;
+ }
+
+ return false;
+}
+
+static const struct regmap_config tegra210_adx_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = TEGRA210_ADX_CFG_RAM_DATA,
+ .writeable_reg = tegra210_adx_wr_reg,
+ .readable_reg = tegra210_adx_rd_reg,
+ .volatile_reg = tegra210_adx_volatile_reg,
+ .reg_defaults = tegra210_adx_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(tegra210_adx_reg_defaults),
+ .cache_type = REGCACHE_FLAT,
+};
+
+static const struct of_device_id tegra210_adx_of_match[] = {
+ { .compatible = "nvidia,tegra210-adx" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, tegra210_adx_of_match);
+
+static int tegra210_adx_platform_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+ struct tegra210_adx *adx;
+ void __iomem *regs;
+ int err;
+
+ adx = devm_kzalloc(dev, sizeof(*adx), GFP_KERNEL);
+ if (!adx)
+ return -ENOMEM;
+
+ dev_set_drvdata(dev, adx);
+
+ regs = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(regs))
+ return PTR_ERR(regs);
+
+ adx->regmap = devm_regmap_init_mmio(dev, regs,
+ &tegra210_adx_regmap_config);
+ if (IS_ERR(adx->regmap)) {
+ dev_err(dev, "regmap init failed\n");
+ return PTR_ERR(adx->regmap);
+ }
+
+ regcache_cache_only(adx->regmap, true);
+
+ err = devm_snd_soc_register_component(dev, &tegra210_adx_cmpnt,
+ tegra210_adx_dais,
+ ARRAY_SIZE(tegra210_adx_dais));
+ if (err) {
+ dev_err(dev, "can't register ADX component, err: %d\n", err);
+ return err;
+ }
+
+ pm_runtime_enable(dev);
+
+ return 0;
+}
+
+static void tegra210_adx_platform_remove(struct platform_device *pdev)
+{
+ pm_runtime_disable(&pdev->dev);
+}
+
+static const struct dev_pm_ops tegra210_adx_pm_ops = {
+ SET_RUNTIME_PM_OPS(tegra210_adx_runtime_suspend,
+ tegra210_adx_runtime_resume, NULL)
+ SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
+};
+
+static struct platform_driver tegra210_adx_driver = {
+ .driver = {
+ .name = "tegra210-adx",
+ .of_match_table = tegra210_adx_of_match,
+ .pm = &tegra210_adx_pm_ops,
+ },
+ .probe = tegra210_adx_platform_probe,
+ .remove_new = tegra210_adx_platform_remove,
+};
+module_platform_driver(tegra210_adx_driver);
+
+MODULE_AUTHOR("Arun Shamanna Lakshmi <aruns@nvidia.com>");
+MODULE_DESCRIPTION("Tegra210 ADX ASoC driver");
+MODULE_LICENSE("GPL v2");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.