[PATCH v2] ASoC: amd: add support for rt5682 codec in machine driver
Deucher, Alexander
Alexander.Deucher at amd.com
Mon Mar 15 15:07:30 CET 2021
[AMD Public Use]
> -----Original Message-----
> From: Vijendar Mukunda <Vijendar.Mukunda at amd.com>
> Sent: Saturday, March 13, 2021 12:16 AM
> To: broonie at kernel.org; alsa-devel at alsa-project.org
> Cc: Liang, Prike <Prike.Liang at amd.com>; Deucher, Alexander
> <Alexander.Deucher at amd.com>; Vemuri, Murali-krishna <Murali-
> krishna.Vemuri at amd.com>; Arya, Virendra-Pratap <Virendra-
> Pratap.Arya at amd.com>; Mukunda, Vijendar
> <Vijendar.Mukunda at amd.com>; Liam Girdwood <lgirdwood at gmail.com>;
> Jaroslav Kysela <perex at perex.cz>; Takashi Iwai <tiwai at suse.com>; Pierre-
> Louis Bossart <pierre-louis.bossart at linux.intel.com>; Arnd Bergmann
> <arnd at arndb.de>; RAVULAPATI, VISHNU VARDHAN RAO
> <Vishnuvardhanrao.Ravulapati at amd.com>; Kuninori Morimoto
> <kuninori.morimoto.gx at renesas.com>; Chuhong Yuan
> <hslester96 at gmail.com>; open list <linux-kernel at vger.kernel.org>
> Subject: [PATCH v2] ASoC: amd: add support for rt5682 codec in machine
> driver
>
> Add support for RT5682 codec in machine driver.
>
> Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda at amd.com>
> ---
> v1->v2 : updated kconfig, spdx license, removed unnecessary
> v1->initialization and
> updated comment
> sound/soc/amd/Kconfig | 5 +-
> sound/soc/amd/acp-da7219-max98357a.c | 380
> +++++++++++++++++++++++++++++++----
> 2 files changed, 343 insertions(+), 42 deletions(-)
>
> diff --git a/sound/soc/amd/Kconfig b/sound/soc/amd/Kconfig index
> a6ce000..43f5d29 100644
> --- a/sound/soc/amd/Kconfig
> +++ b/sound/soc/amd/Kconfig
> @@ -5,14 +5,15 @@ config SND_SOC_AMD_ACP
> This option enables ACP DMA support on AMD platform.
>
> config SND_SOC_AMD_CZ_DA7219MX98357_MACH
> - tristate "AMD CZ support for DA7219 and MAX9835"
> + tristate "AMD CZ support for DA7219, RT5682 and MAX9835"
> select SND_SOC_DA7219
> + select SND_SOC_RT5682_I2C
> select SND_SOC_MAX98357A
> select SND_SOC_ADAU7002
> select REGULATOR
> depends on SND_SOC_AMD_ACP && I2C && GPIOLIB
> help
> - This option enables machine driver for DA7219 and MAX9835.
> + This option enables machine driver for DA7219, RT5682 and
> MAX9835.
>
> config SND_SOC_AMD_CZ_RT5645_MACH
> tristate "AMD CZ support for RT5645"
> diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-
> da7219-max98357a.c
> index 849288d..9b3520e 100644
> --- a/sound/soc/amd/acp-da7219-max98357a.c
> +++ b/sound/soc/amd/acp-da7219-max98357a.c
> @@ -1,27 +1,8 @@
> -/*
> - * Machine driver for AMD ACP Audio engine using DA7219 & MAX98357
> codec
> - *
> - * Copyright 2017 Advanced Micro Devices, Inc.
> - *
> - * Permission is hereby granted, free of charge, to any person obtaining a
> - * copy of this software and associated documentation files (the
> "Software"),
> - * to deal in the Software without restriction, including without limitation
> - * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> - * and/or sell copies of the Software, and to permit persons to whom the
> - * Software is furnished to do so, subject to the following conditions:
> - *
> - * The above copyright notice and this permission notice shall be included in
> - * all copies or substantial portions of the Software.
> - *
> - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> EXPRESS OR
> - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> MERCHANTABILITY,
> - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
> EVENT SHALL
> - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM,
> DAMAGES OR
> - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
> OTHERWISE,
> - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
> THE USE OR
> - * OTHER DEALINGS IN THE SOFTWARE.
> - *
> - */
> +// SPDX-License-Identifier: GPL-2.0+
You are changing the license here. The original license was MIT. This should be:
SPDX-License-Identifier: MIT
Alex
> +//
> +// Machine driver for AMD ACP Audio engine using DA7219, RT5682 &
> +MAX98357 codec // //Copyright 2017-2021 Advanced Micro Devices, Inc.
>
> #include <sound/core.h>
> #include <sound/soc.h>
> @@ -41,14 +22,19 @@
> #include "acp.h"
> #include "../codecs/da7219.h"
> #include "../codecs/da7219-aad.h"
> +#include "../codecs/rt5682.h"
>
> #define CZ_PLAT_CLK 48000000
> #define DUAL_CHANNEL 2
> +#define RT5682_PLL_FREQ (48000 * 512)
>
> static struct snd_soc_jack cz_jack;
> static struct clk *da7219_dai_wclk;
> static struct clk *da7219_dai_bclk;
> -extern bool bt_uart_enable;
> +static struct clk *rt5682_dai_wclk;
> +static struct clk *rt5682_dai_bclk;
> +extern int bt_uart_enable;
> +void *soc_is_rltk_max(struct device *dev);
>
> static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd) { @@ -128,6
> +114,88 @@ static void da7219_clk_disable(void)
> clk_disable_unprepare(da7219_dai_bclk);
> }
>
> +static int cz_rt5682_init(struct snd_soc_pcm_runtime *rtd) {
> + int ret;
> + struct snd_soc_card *card = rtd->card;
> + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
> + struct snd_soc_component *component = codec_dai->component;
> +
> + dev_info(codec_dai->dev, "codec dai name = %s\n", codec_dai-
> >name);
> +
> + /* Set codec sysclk */
> + ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
> + RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
> + if (ret < 0) {
> + dev_err(codec_dai->dev,
> + "Failed to set rt5682 SYSCLK: %d\n", ret);
> + return ret;
> + }
> + /* set codec PLL */
> + ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2,
> RT5682_PLL2_S_MCLK,
> + CZ_PLAT_CLK, RT5682_PLL_FREQ);
> + if (ret < 0) {
> + dev_err(codec_dai->dev, "can't set rt5682 PLL: %d\n", ret);
> + return ret;
> + }
> +
> + rt5682_dai_wclk = devm_clk_get(component->dev, "rt5682-dai-
> wclk");
> + if (IS_ERR(rt5682_dai_wclk))
> + return PTR_ERR(rt5682_dai_wclk);
> +
> + rt5682_dai_bclk = devm_clk_get(component->dev, "rt5682-dai-
> bclk");
> + if (IS_ERR(rt5682_dai_bclk))
> + return PTR_ERR(rt5682_dai_bclk);
> +
> + ret = snd_soc_card_jack_new(card, "Headset Jack",
> + SND_JACK_HEADSET | SND_JACK_LINEOUT
> |
> + SND_JACK_BTN_0 | SND_JACK_BTN_1 |
> + SND_JACK_BTN_2 | SND_JACK_BTN_3,
> + &cz_jack, NULL, 0);
> + if (ret) {
> + dev_err(card->dev, "HP jack creation failed %d\n", ret);
> + return ret;
> + }
> +
> + snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_0,
> KEY_PLAYPAUSE);
> + snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_1,
> KEY_VOLUMEUP);
> + snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_2,
> KEY_VOLUMEDOWN);
> + snd_jack_set_key(cz_jack.jack, SND_JACK_BTN_3,
> KEY_VOICECOMMAND);
> +
> + ret = snd_soc_component_set_jack(component, &cz_jack, NULL);
> + if (ret) {
> + dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
> + return ret;
> + }
> + return 0;
> +}
> +
> +static int rt5682_clk_enable(struct snd_pcm_substream *substream) {
> + int ret;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> +
> + /*
> + * Set wclk to 48000 because the rate constraint of this driver is
> + * 48000. ADAU7002 spec: "The ADAU7002 requires a BCLK rate that is
> + * minimum of 64x the LRCLK sample rate." RT5682 is the only clk
> + * source so for all codecs we have to limit bclk to 64X lrclk.
> + */
> + clk_set_rate(rt5682_dai_wclk, 48000);
> + clk_set_rate(rt5682_dai_bclk, 48000 * 64);
> + ret = clk_prepare_enable(rt5682_dai_bclk);
> + if (ret < 0) {
> + dev_err(rtd->dev, "can't enable master clock %d\n", ret);
> + return ret;
> + }
> + return ret;
> +}
> +
> +static void rt5682_clk_disable(void)
> +{
> + clk_disable_unprepare(rt5682_dai_bclk);
> +}
> +
> static const unsigned int channels[] = {
> DUAL_CHANNEL,
> };
> @@ -260,6 +328,118 @@ static void cz_da7219_shutdown(struct
> snd_pcm_substream *substream)
> da7219_clk_disable();
> }
>
> +static int cz_rt5682_play_startup(struct snd_pcm_substream *substream)
> +{
> + struct snd_pcm_runtime *runtime = substream->runtime;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> + struct snd_soc_card *card = rtd->card;
> + struct acp_platform_info *machine =
> snd_soc_card_get_drvdata(card);
> +
> + /*
> + * On this platform for PCM device we support stereo
> + */
> +
> + runtime->hw.channels_max = DUAL_CHANNEL;
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_CHANNELS,
> + &constraints_channels);
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_RATE,
> + &constraints_rates);
> +
> + machine->play_i2s_instance = I2S_SP_INSTANCE;
> + return rt5682_clk_enable(substream);
> +}
> +
> +static int cz_rt5682_cap_startup(struct snd_pcm_substream *substream) {
> + struct snd_pcm_runtime *runtime = substream->runtime;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> + struct snd_soc_card *card = rtd->card;
> + struct acp_platform_info *machine =
> snd_soc_card_get_drvdata(card);
> +
> + /*
> + * On this platform for PCM device we support stereo
> + */
> +
> + runtime->hw.channels_max = DUAL_CHANNEL;
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_CHANNELS,
> + &constraints_channels);
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_RATE,
> + &constraints_rates);
> +
> + machine->cap_i2s_instance = I2S_SP_INSTANCE;
> + machine->capture_channel = CAP_CHANNEL1;
> + return rt5682_clk_enable(substream);
> +}
> +
> +static int cz_rt5682_max_startup(struct snd_pcm_substream *substream) {
> + struct snd_pcm_runtime *runtime = substream->runtime;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> + struct snd_soc_card *card = rtd->card;
> + struct acp_platform_info *machine =
> snd_soc_card_get_drvdata(card);
> +
> + /*
> + * On this platform for PCM device we support stereo
> + */
> +
> + runtime->hw.channels_max = DUAL_CHANNEL;
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_CHANNELS,
> + &constraints_channels);
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_RATE,
> + &constraints_rates);
> +
> + machine->play_i2s_instance = I2S_BT_INSTANCE;
> + return rt5682_clk_enable(substream);
> +}
> +
> +static int cz_rt5682_dmic0_startup(struct snd_pcm_substream *substream)
> +{
> + struct snd_pcm_runtime *runtime = substream->runtime;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> + struct snd_soc_card *card = rtd->card;
> + struct acp_platform_info *machine =
> snd_soc_card_get_drvdata(card);
> +
> + /*
> + * On this platform for PCM device we support stereo
> + */
> +
> + runtime->hw.channels_max = DUAL_CHANNEL;
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_CHANNELS,
> + &constraints_channels);
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_RATE,
> + &constraints_rates);
> +
> + machine->cap_i2s_instance = I2S_BT_INSTANCE;
> + return rt5682_clk_enable(substream);
> +}
> +
> +static int cz_rt5682_dmic1_startup(struct snd_pcm_substream *substream)
> +{
> + struct snd_pcm_runtime *runtime = substream->runtime;
> + struct snd_soc_pcm_runtime *rtd =
> asoc_substream_to_rtd(substream);
> + struct snd_soc_card *card = rtd->card;
> + struct acp_platform_info *machine =
> snd_soc_card_get_drvdata(card);
> +
> + /*
> + * On this platform for PCM device we support stereo
> + */
> +
> + runtime->hw.channels_max = DUAL_CHANNEL;
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_CHANNELS,
> + &constraints_channels);
> + snd_pcm_hw_constraint_list(runtime, 0,
> SNDRV_PCM_HW_PARAM_RATE,
> + &constraints_rates);
> +
> + machine->cap_i2s_instance = I2S_SP_INSTANCE;
> + machine->capture_channel = CAP_CHANNEL0;
> + return rt5682_clk_enable(substream);
> +}
> +
> +static void cz_rt5682_shutdown(struct snd_pcm_substream *substream) {
> + rt5682_clk_disable();
> +}
> +
> static const struct snd_soc_ops cz_da7219_play_ops = {
> .startup = cz_da7219_play_startup,
> .shutdown = cz_da7219_shutdown,
> @@ -285,6 +465,31 @@ static const struct snd_soc_ops cz_dmic1_cap_ops =
> {
> .shutdown = cz_da7219_shutdown,
> };
>
> +static const struct snd_soc_ops cz_rt5682_play_ops = {
> + .startup = cz_rt5682_play_startup,
> + .shutdown = cz_rt5682_shutdown,
> +};
> +
> +static const struct snd_soc_ops cz_rt5682_cap_ops = {
> + .startup = cz_rt5682_cap_startup,
> + .shutdown = cz_rt5682_shutdown,
> +};
> +
> +static const struct snd_soc_ops cz_rt5682_max_play_ops = {
> + .startup = cz_rt5682_max_startup,
> + .shutdown = cz_rt5682_shutdown,
> +};
> +
> +static const struct snd_soc_ops cz_rt5682_dmic0_cap_ops = {
> + .startup = cz_rt5682_dmic0_startup,
> + .shutdown = cz_rt5682_shutdown,
> +};
> +
> +static const struct snd_soc_ops cz_rt5682_dmic1_cap_ops = {
> + .startup = cz_rt5682_dmic1_startup,
> + .shutdown = cz_rt5682_shutdown,
> +};
> +
> SND_SOC_DAILINK_DEF(designware1,
> DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto")));
> SND_SOC_DAILINK_DEF(designware2,
> @@ -294,6 +499,8 @@ SND_SOC_DAILINK_DEF(designware3,
>
> SND_SOC_DAILINK_DEF(dlgs,
> DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", "da7219-
> hifi")));
> +SND_SOC_DAILINK_DEF(rt5682,
> + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-
> aif1")));
> SND_SOC_DAILINK_DEF(mx,
> DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
> SND_SOC_DAILINK_DEF(adau, @@ -353,6 +560,57 @@ static struct
> snd_soc_dai_link cz_dai_7219_98357[] = {
> },
> };
>
> +static struct snd_soc_dai_link cz_dai_5682_98357[] = {
> + {
> + .name = "amd-rt5682-play",
> + .stream_name = "Playback",
> + .dai_fmt = SND_SOC_DAIFMT_I2S |
> SND_SOC_DAIFMT_NB_NF
> + | SND_SOC_DAIFMT_CBM_CFM,
> + .init = cz_rt5682_init,
> + .dpcm_playback = 1,
> + .ops = &cz_rt5682_play_ops,
> + SND_SOC_DAILINK_REG(designware1, rt5682, platform),
> + },
> + {
> + .name = "amd-rt5682-cap",
> + .stream_name = "Capture",
> + .dai_fmt = SND_SOC_DAIFMT_I2S |
> SND_SOC_DAIFMT_NB_NF
> + | SND_SOC_DAIFMT_CBM_CFM,
> + .dpcm_capture = 1,
> + .ops = &cz_rt5682_cap_ops,
> + SND_SOC_DAILINK_REG(designware2, rt5682, platform),
> + },
> + {
> + .name = "amd-max98357-play",
> + .stream_name = "HiFi Playback",
> + .dai_fmt = SND_SOC_DAIFMT_I2S |
> SND_SOC_DAIFMT_NB_NF
> + | SND_SOC_DAIFMT_CBM_CFM,
> + .dpcm_playback = 1,
> + .ops = &cz_rt5682_max_play_ops,
> + SND_SOC_DAILINK_REG(designware3, mx, platform),
> + },
> + {
> + /* C panel DMIC */
> + .name = "dmic0",
> + .stream_name = "DMIC0 Capture",
> + .dai_fmt = SND_SOC_DAIFMT_I2S |
> SND_SOC_DAIFMT_NB_NF
> + | SND_SOC_DAIFMT_CBM_CFM,
> + .dpcm_capture = 1,
> + .ops = &cz_rt5682_dmic0_cap_ops,
> + SND_SOC_DAILINK_REG(designware3, adau, platform),
> + },
> + {
> + /* A/B panel DMIC */
> + .name = "dmic1",
> + .stream_name = "DMIC1 Capture",
> + .dai_fmt = SND_SOC_DAIFMT_I2S |
> SND_SOC_DAIFMT_NB_NF
> + | SND_SOC_DAIFMT_CBM_CFM,
> + .dpcm_capture = 1,
> + .ops = &cz_rt5682_dmic1_cap_ops,
> + SND_SOC_DAILINK_REG(designware2, adau, platform),
> + },
> +};
> +
> static const struct snd_soc_dapm_widget cz_widgets[] = {
> SND_SOC_DAPM_HP("Headphones", NULL),
> SND_SOC_DAPM_SPK("Speakers", NULL),
> @@ -368,6 +626,14 @@ static const struct snd_soc_dapm_route
> cz_audio_route[] = {
> {"PDM_DAT", NULL, "Int Mic"},
> };
>
> +static const struct snd_soc_dapm_route cz_rt5682_audio_route[] = {
> + {"Headphones", NULL, "HPOL"},
> + {"Headphones", NULL, "HPOR"},
> + {"IN1P", NULL, "Headset Mic"},
> + {"Speakers", NULL, "Speaker"},
> + {"PDM_DAT", NULL, "Int Mic"},
> +};
> +
> static const struct snd_kcontrol_new cz_mc_controls[] = {
> SOC_DAPM_PIN_SWITCH("Headphones"),
> SOC_DAPM_PIN_SWITCH("Speakers"),
> @@ -388,6 +654,28 @@ static struct snd_soc_card cz_card = {
> .num_controls = ARRAY_SIZE(cz_mc_controls), };
>
> +static struct snd_soc_card cz_rt5682_card = {
> + .name = "acpr5682m98357",
> + .owner = THIS_MODULE,
> + .dai_link = cz_dai_5682_98357,
> + .num_links = ARRAY_SIZE(cz_dai_5682_98357),
> + .dapm_widgets = cz_widgets,
> + .num_dapm_widgets = ARRAY_SIZE(cz_widgets),
> + .dapm_routes = cz_rt5682_audio_route,
> + .controls = cz_mc_controls,
> + .num_controls = ARRAY_SIZE(cz_mc_controls), };
> +
> +void *soc_is_rltk_max(struct device *dev) {
> + const struct acpi_device_id *match;
> +
> + match = acpi_match_device(dev->driver->acpi_match_table, dev);
> + if (!match)
> + return NULL;
> + return (void *)match->driver_data;
> +}
> +
> static struct regulator_consumer_supply acp_da7219_supplies[] = {
> REGULATOR_SUPPLY("VDD", "i2c-DLGS7219:00"),
> REGULATOR_SUPPLY("VDDMIC", "i2c-DLGS7219:00"), @@ -425,29
> +713,39 @@ static int cz_probe(struct platform_device *pdev)
> struct snd_soc_card *card;
> struct acp_platform_info *machine;
> struct regulator_dev *rdev;
> -
> - acp_da7219_cfg.dev = &pdev->dev;
> - rdev = devm_regulator_register(&pdev->dev, &acp_da7219_desc,
> - &acp_da7219_cfg);
> - if (IS_ERR(rdev)) {
> - dev_err(&pdev->dev, "Failed to register regulator: %d\n",
> - (int)PTR_ERR(rdev));
> - return -EINVAL;
> + struct device *dev = &pdev->dev;
> +
> + card = (struct snd_soc_card *)soc_is_rltk_max(dev);
> + if (!card)
> + return -ENODEV;
> + if (!strcmp(card->name, "acpd7219m98357")) {
> + acp_da7219_cfg.dev = &pdev->dev;
> + rdev = devm_regulator_register(&pdev->dev,
> &acp_da7219_desc,
> + &acp_da7219_cfg);
> + if (IS_ERR(rdev)) {
> + dev_err(&pdev->dev, "Failed to register regulator:
> %d\n",
> + (int)PTR_ERR(rdev));
> + return -EINVAL;
> + }
> }
>
> machine = devm_kzalloc(&pdev->dev, sizeof(struct
> acp_platform_info),
> GFP_KERNEL);
> if (!machine)
> return -ENOMEM;
> - card = &cz_card;
> - cz_card.dev = &pdev->dev;
> + card->dev = &pdev->dev;
> platform_set_drvdata(pdev, card);
> snd_soc_card_set_drvdata(card, machine);
> - ret = devm_snd_soc_register_card(&pdev->dev, &cz_card);
> + ret = devm_snd_soc_register_card(&pdev->dev, card);
> if (ret) {
> - dev_err(&pdev->dev,
> + if (ret != -EPROBE_DEFER)
> + dev_err(&pdev->dev,
> "devm_snd_soc_register_card(%s) failed:
> %d\n",
> - cz_card.name, ret);
> + card->name, ret);
> + else
> + dev_dbg(&pdev->dev,
> + "devm_snd_soc_register_card(%s) probe
> deferred: %d\n",
> + card->name, ret);
> return ret;
> }
> bt_uart_enable = !device_property_read_bool(&pdev->dev,
> @@ -457,7 +755,8 @@ static int cz_probe(struct platform_device *pdev)
>
> #ifdef CONFIG_ACPI
> static const struct acpi_device_id cz_audio_acpi_match[] = {
> - { "AMD7219", 0 },
> + { "AMD7219", (unsigned long)&cz_card },
> + { "AMDI5682", (unsigned long)&cz_rt5682_card},
> {},
> };
> MODULE_DEVICE_TABLE(acpi, cz_audio_acpi_match); @@ -475,5 +774,6
> @@ static struct platform_driver cz_pcm_driver = {
> module_platform_driver(cz_pcm_driver);
>
> MODULE_AUTHOR("akshu.agrawal at amd.com");
> -MODULE_DESCRIPTION("DA7219 & MAX98357A audio support");
> +MODULE_AUTHOR("Vijendar.Mukunda at amd.com");
> +MODULE_DESCRIPTION("DA7219, RT5682 & MAX98357A audio support");
> MODULE_LICENSE("GPL v2");
> --
> 2.7.4
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