2 * Machine driver for AMD ACP Audio engine using Realtek RT5645 codec
4 * Copyright 2017 Advanced Micro Devices, Inc.
6 * This file is modified from rt288 machine driver
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included in
16 * all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
29 #include <sound/core.h>
30 #include <sound/soc.h>
31 #include <sound/pcm.h>
32 #include <sound/pcm_params.h>
33 #include <sound/soc-dapm.h>
34 #include <sound/jack.h>
35 #include <linux/gpio.h>
36 #include <linux/module.h>
37 #include <linux/i2c.h>
38 #include <linux/acpi.h>
40 #include "../codecs/rt5645.h"
42 #define CZ_PLAT_CLK 24000000
44 static struct snd_soc_jack cz_jack
;
46 static int cz_aif1_hw_params(struct snd_pcm_substream
*substream
,
47 struct snd_pcm_hw_params
*params
)
50 struct snd_soc_pcm_runtime
*rtd
= substream
->private_data
;
51 struct snd_soc_dai
*codec_dai
= rtd
->codec_dai
;
53 ret
= snd_soc_dai_set_pll(codec_dai
, 0, RT5645_PLL1_S_MCLK
,
54 CZ_PLAT_CLK
, params_rate(params
) * 512);
56 dev_err(rtd
->dev
, "can't set codec pll: %d\n", ret
);
60 ret
= snd_soc_dai_set_sysclk(codec_dai
, RT5645_SCLK_S_PLL1
,
61 params_rate(params
) * 512, SND_SOC_CLOCK_OUT
);
63 dev_err(rtd
->dev
, "can't set codec sysclk: %d\n", ret
);
70 static int cz_init(struct snd_soc_pcm_runtime
*rtd
)
73 struct snd_soc_card
*card
;
74 struct snd_soc_component
*codec
;
76 codec
= rtd
->codec_dai
->component
;
79 ret
= snd_soc_card_jack_new(card
, "Headset Jack",
80 SND_JACK_HEADPHONE
| SND_JACK_MICROPHONE
|
81 SND_JACK_BTN_0
| SND_JACK_BTN_1
|
82 SND_JACK_BTN_2
| SND_JACK_BTN_3
,
85 dev_err(card
->dev
, "HP jack creation failed %d\n", ret
);
89 rt5645_set_jack_detect(codec
, &cz_jack
, &cz_jack
, &cz_jack
);
94 static struct snd_soc_ops cz_aif1_ops
= {
95 .hw_params
= cz_aif1_hw_params
,
98 SND_SOC_DAILINK_DEF(designware1
,
99 DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.1.auto")));
100 SND_SOC_DAILINK_DEF(designware2
,
101 DAILINK_COMP_ARRAY(COMP_CPU("designware-i2s.2.auto")));
103 SND_SOC_DAILINK_DEF(codec
,
104 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5650:00", "rt5645-aif1")));
106 SND_SOC_DAILINK_DEF(platform
,
107 DAILINK_COMP_ARRAY(COMP_PLATFORM("acp_audio_dma.0.auto")));
109 static struct snd_soc_dai_link cz_dai_rt5650
[] = {
111 .name
= "amd-rt5645-play",
112 .stream_name
= "RT5645_AIF1",
113 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
114 | SND_SOC_DAIFMT_CBM_CFM
,
117 SND_SOC_DAILINK_REG(designware1
, codec
, platform
),
120 .name
= "amd-rt5645-cap",
121 .stream_name
= "RT5645_AIF1",
122 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
123 | SND_SOC_DAIFMT_CBM_CFM
,
125 SND_SOC_DAILINK_REG(designware2
, codec
, platform
),
129 static const struct snd_soc_dapm_widget cz_widgets
[] = {
130 SND_SOC_DAPM_HP("Headphones", NULL
),
131 SND_SOC_DAPM_SPK("Speakers", NULL
),
132 SND_SOC_DAPM_MIC("Headset Mic", NULL
),
133 SND_SOC_DAPM_MIC("Int Mic", NULL
),
136 static const struct snd_soc_dapm_route cz_audio_route
[] = {
137 {"Headphones", NULL
, "HPOL"},
138 {"Headphones", NULL
, "HPOR"},
139 {"RECMIXL", NULL
, "Headset Mic"},
140 {"RECMIXR", NULL
, "Headset Mic"},
141 {"Speakers", NULL
, "SPOL"},
142 {"Speakers", NULL
, "SPOR"},
143 {"DMIC L2", NULL
, "Int Mic"},
144 {"DMIC R2", NULL
, "Int Mic"},
147 static const struct snd_kcontrol_new cz_mc_controls
[] = {
148 SOC_DAPM_PIN_SWITCH("Headphones"),
149 SOC_DAPM_PIN_SWITCH("Speakers"),
150 SOC_DAPM_PIN_SWITCH("Headset Mic"),
151 SOC_DAPM_PIN_SWITCH("Int Mic"),
154 static struct snd_soc_card cz_card
= {
156 .owner
= THIS_MODULE
,
157 .dai_link
= cz_dai_rt5650
,
158 .num_links
= ARRAY_SIZE(cz_dai_rt5650
),
159 .dapm_widgets
= cz_widgets
,
160 .num_dapm_widgets
= ARRAY_SIZE(cz_widgets
),
161 .dapm_routes
= cz_audio_route
,
162 .num_dapm_routes
= ARRAY_SIZE(cz_audio_route
),
163 .controls
= cz_mc_controls
,
164 .num_controls
= ARRAY_SIZE(cz_mc_controls
),
167 static int cz_probe(struct platform_device
*pdev
)
170 struct snd_soc_card
*card
;
173 cz_card
.dev
= &pdev
->dev
;
174 platform_set_drvdata(pdev
, card
);
175 ret
= devm_snd_soc_register_card(&pdev
->dev
, &cz_card
);
178 "devm_snd_soc_register_card(%s) failed: %d\n",
185 static const struct acpi_device_id cz_audio_acpi_match
[] = {
189 MODULE_DEVICE_TABLE(acpi
, cz_audio_acpi_match
);
191 static struct platform_driver cz_pcm_driver
= {
194 .acpi_match_table
= ACPI_PTR(cz_audio_acpi_match
),
195 .pm
= &snd_soc_pm_ops
,
200 module_platform_driver(cz_pcm_driver
);
202 MODULE_AUTHOR("akshu.agrawal@amd.com");
203 MODULE_DESCRIPTION("cz-rt5645 audio support");
204 MODULE_LICENSE("GPL v2");