2 * mt8173-rt5650-rt5676.c -- MT8173 machine driver with RT5650/5676 codecs
4 * Copyright (c) 2015 MediaTek Inc.
5 * Author: Koro Chen <koro.chen@mediatek.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 and
9 * only version 2 as published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
17 #include <linux/module.h>
18 #include <linux/gpio.h>
19 #include <linux/of_gpio.h>
20 #include <sound/soc.h>
21 #include <sound/jack.h>
22 #include "../codecs/rt5645.h"
23 #include "../codecs/rt5677.h"
25 #define MCLK_FOR_CODECS 12288000
27 static const struct snd_soc_dapm_widget mt8173_rt5650_rt5676_widgets
[] = {
28 SND_SOC_DAPM_SPK("Speaker", NULL
),
29 SND_SOC_DAPM_MIC("Int Mic", NULL
),
30 SND_SOC_DAPM_HP("Headphone", NULL
),
31 SND_SOC_DAPM_MIC("Headset Mic", NULL
),
34 static const struct snd_soc_dapm_route mt8173_rt5650_rt5676_routes
[] = {
35 {"Speaker", NULL
, "SPOL"},
36 {"Speaker", NULL
, "SPOR"},
37 {"Speaker", NULL
, "Sub AIF2TX"}, /* IF2 ADC to 5650 */
38 {"Sub DMIC L1", NULL
, "Int Mic"}, /* DMIC from 5676 */
39 {"Sub DMIC R1", NULL
, "Int Mic"},
40 {"Headphone", NULL
, "HPOL"},
41 {"Headphone", NULL
, "HPOR"},
42 {"Headphone", NULL
, "Sub AIF2TX"}, /* IF2 ADC to 5650 */
43 {"Headset Mic", NULL
, "micbias1"},
44 {"Headset Mic", NULL
, "micbias2"},
45 {"IN1P", NULL
, "Headset Mic"},
46 {"IN1N", NULL
, "Headset Mic"},
47 {"Sub AIF2RX", NULL
, "Headset Mic"}, /* IF2 DAC from 5650 */
50 static const struct snd_kcontrol_new mt8173_rt5650_rt5676_controls
[] = {
51 SOC_DAPM_PIN_SWITCH("Speaker"),
52 SOC_DAPM_PIN_SWITCH("Int Mic"),
53 SOC_DAPM_PIN_SWITCH("Headphone"),
54 SOC_DAPM_PIN_SWITCH("Headset Mic"),
57 static int mt8173_rt5650_rt5676_hw_params(struct snd_pcm_substream
*substream
,
58 struct snd_pcm_hw_params
*params
)
60 struct snd_soc_pcm_runtime
*rtd
= substream
->private_data
;
63 for (i
= 0; i
< rtd
->num_codecs
; i
++) {
64 struct snd_soc_dai
*codec_dai
= rtd
->codec_dais
[i
];
66 /* pll from mclk 12.288M */
67 ret
= snd_soc_dai_set_pll(codec_dai
, 0, 0, MCLK_FOR_CODECS
,
68 params_rate(params
) * 512);
73 ret
= snd_soc_dai_set_sysclk(codec_dai
, 1,
74 params_rate(params
) * 512,
82 static struct snd_soc_ops mt8173_rt5650_rt5676_ops
= {
83 .hw_params
= mt8173_rt5650_rt5676_hw_params
,
86 static struct snd_soc_jack mt8173_rt5650_rt5676_jack
;
88 static int mt8173_rt5650_rt5676_init(struct snd_soc_pcm_runtime
*runtime
)
90 struct snd_soc_card
*card
= runtime
->card
;
91 struct snd_soc_codec
*codec
= runtime
->codec_dais
[0]->codec
;
92 struct snd_soc_codec
*codec_sub
= runtime
->codec_dais
[1]->codec
;
95 rt5645_sel_asrc_clk_src(codec
,
96 RT5645_DA_STEREO_FILTER
|
97 RT5645_AD_STEREO_FILTER
,
98 RT5645_CLK_SEL_I2S1_ASRC
);
99 rt5677_sel_asrc_clk_src(codec_sub
,
100 RT5677_DA_STEREO_FILTER
|
101 RT5677_AD_STEREO1_FILTER
,
102 RT5677_CLK_SEL_I2S1_ASRC
);
103 rt5677_sel_asrc_clk_src(codec_sub
,
104 RT5677_AD_STEREO2_FILTER
|
106 RT5677_CLK_SEL_I2S2_ASRC
);
108 /* enable jack detection */
109 ret
= snd_soc_card_jack_new(card
, "Headset Jack",
110 SND_JACK_HEADPHONE
| SND_JACK_MICROPHONE
|
111 SND_JACK_BTN_0
| SND_JACK_BTN_1
|
112 SND_JACK_BTN_2
| SND_JACK_BTN_3
,
113 &mt8173_rt5650_rt5676_jack
, NULL
, 0);
115 dev_err(card
->dev
, "Can't new Headset Jack %d\n", ret
);
119 return rt5645_set_jack_detect(codec
,
120 &mt8173_rt5650_rt5676_jack
,
121 &mt8173_rt5650_rt5676_jack
,
122 &mt8173_rt5650_rt5676_jack
);
125 static struct snd_soc_dai_link_component mt8173_rt5650_rt5676_codecs
[] = {
127 .dai_name
= "rt5645-aif1",
130 .dai_name
= "rt5677-aif1",
134 /* Digital audio interface glue - connects codec <---> CPU */
135 static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais
[] = {
136 /* Front End DAI links */
138 .name
= "rt5650_rt5676 Playback",
139 .stream_name
= "rt5650_rt5676 Playback",
140 .cpu_dai_name
= "DL1",
141 .platform_name
= "11220000.mt8173-afe-pcm",
142 .codec_name
= "snd-soc-dummy",
143 .codec_dai_name
= "snd-soc-dummy-dai",
144 .trigger
= {SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
149 .name
= "rt5650_rt5676 Capture",
150 .stream_name
= "rt5650_rt5676 Capture",
151 .cpu_dai_name
= "VUL",
152 .platform_name
= "11220000.mt8173-afe-pcm",
153 .codec_name
= "snd-soc-dummy",
154 .codec_dai_name
= "snd-soc-dummy-dai",
155 .trigger
= {SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
160 /* Back End DAI links */
163 .cpu_dai_name
= "I2S",
164 .platform_name
= "11220000.mt8173-afe-pcm",
166 .codecs
= mt8173_rt5650_rt5676_codecs
,
168 .init
= mt8173_rt5650_rt5676_init
,
169 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
|
170 SND_SOC_DAIFMT_CBS_CFS
,
171 .ops
= &mt8173_rt5650_rt5676_ops
,
172 .ignore_pmdown_time
= 1,
176 { /* rt5676 <-> rt5650 intercodec link: Sets rt5676 I2S2 as master */
177 .name
= "rt5650_rt5676 intercodec",
178 .stream_name
= "rt5650_rt5676 intercodec",
179 .cpu_dai_name
= "snd-soc-dummy-dai",
180 .platform_name
= "snd-soc-dummy",
182 .codec_dai_name
= "rt5677-aif2",
183 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
|
184 SND_SOC_DAIFMT_CBM_CFM
,
189 static struct snd_soc_codec_conf mt8173_rt5650_rt5676_codec_conf
[] = {
191 .name_prefix
= "Sub",
195 static struct snd_soc_card mt8173_rt5650_rt5676_card
= {
196 .name
= "mtk-rt5650-rt5676",
197 .dai_link
= mt8173_rt5650_rt5676_dais
,
198 .num_links
= ARRAY_SIZE(mt8173_rt5650_rt5676_dais
),
199 .codec_conf
= mt8173_rt5650_rt5676_codec_conf
,
200 .num_configs
= ARRAY_SIZE(mt8173_rt5650_rt5676_codec_conf
),
201 .controls
= mt8173_rt5650_rt5676_controls
,
202 .num_controls
= ARRAY_SIZE(mt8173_rt5650_rt5676_controls
),
203 .dapm_widgets
= mt8173_rt5650_rt5676_widgets
,
204 .num_dapm_widgets
= ARRAY_SIZE(mt8173_rt5650_rt5676_widgets
),
205 .dapm_routes
= mt8173_rt5650_rt5676_routes
,
206 .num_dapm_routes
= ARRAY_SIZE(mt8173_rt5650_rt5676_routes
),
209 static int mt8173_rt5650_rt5676_dev_probe(struct platform_device
*pdev
)
211 struct snd_soc_card
*card
= &mt8173_rt5650_rt5676_card
;
214 mt8173_rt5650_rt5676_codecs
[0].of_node
=
215 of_parse_phandle(pdev
->dev
.of_node
, "mediatek,audio-codec", 0);
216 if (!mt8173_rt5650_rt5676_codecs
[0].of_node
) {
218 "Property 'audio-codec' missing or invalid\n");
221 mt8173_rt5650_rt5676_codecs
[1].of_node
=
222 of_parse_phandle(pdev
->dev
.of_node
, "mediatek,audio-codec", 1);
223 if (!mt8173_rt5650_rt5676_codecs
[1].of_node
) {
225 "Property 'audio-codec' missing or invalid\n");
228 mt8173_rt5650_rt5676_codec_conf
[0].of_node
=
229 mt8173_rt5650_rt5676_codecs
[1].of_node
;
231 mt8173_rt5650_rt5676_dais
[3].codec_of_node
=
232 mt8173_rt5650_rt5676_codecs
[1].of_node
;
234 card
->dev
= &pdev
->dev
;
235 platform_set_drvdata(pdev
, card
);
237 ret
= snd_soc_register_card(card
);
239 dev_err(&pdev
->dev
, "%s snd_soc_register_card fail %d\n",
244 static int mt8173_rt5650_rt5676_dev_remove(struct platform_device
*pdev
)
246 struct snd_soc_card
*card
= platform_get_drvdata(pdev
);
248 snd_soc_unregister_card(card
);
252 static const struct of_device_id mt8173_rt5650_rt5676_dt_match
[] = {
253 { .compatible
= "mediatek,mt8173-rt5650-rt5676", },
256 MODULE_DEVICE_TABLE(of
, mt8173_rt5650_rt5676_dt_match
);
258 static struct platform_driver mt8173_rt5650_rt5676_driver
= {
260 .name
= "mtk-rt5650-rt5676",
261 .owner
= THIS_MODULE
,
262 .of_match_table
= mt8173_rt5650_rt5676_dt_match
,
264 .pm
= &snd_soc_pm_ops
,
267 .probe
= mt8173_rt5650_rt5676_dev_probe
,
268 .remove
= mt8173_rt5650_rt5676_dev_remove
,
271 module_platform_driver(mt8173_rt5650_rt5676_driver
);
273 /* Module information */
274 MODULE_DESCRIPTION("MT8173 RT5650 and RT5676 SoC machine driver");
275 MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");
276 MODULE_LICENSE("GPL v2");
277 MODULE_ALIAS("platform:mtk-rt5650-rt5676");