aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorKoro Chen <koro.chen@mediatek.com>2015-06-15 10:38:04 -0400
committerMark Brown <broonie@kernel.org>2015-06-16 07:52:36 -0400
commit662e8d917f685011a24492c106737ea5fdff8136 (patch)
treea47336fd836967a809393bb0892887ccbdcc62be
parenta54f6f0c5b7fb4048ea3de9751720090ac92a570 (diff)
ASoC: mediatek: Add machine driver for rt5650 rt5676 codec
This is the DPCM based machine driver with rt5650 and rt5676 Signed-off-by: Nicolas Boichat <drinkcat@chromium.org> Signed-off-by: Koro Chen <koro.chen@mediatek.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat
-rw-r--r--Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt13
-rw-r--r--sound/soc/mediatek/Kconfig11
-rw-r--r--sound/soc/mediatek/Makefile1
-rw-r--r--sound/soc/mediatek/mt8173-rt5650-rt5676.c278
4 files changed, 303 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt b/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt
new file mode 100644
index 000000000000..61e98c976bd4
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/mt8173-rt5650-rt5676.txt
@@ -0,0 +1,13 @@
1MT8173 with RT5650 RT5676 CODECS
2
3Required properties:
4- compatible : "mediatek,mt8173-rt5650-rt5676"
5- mediatek,audio-codec: the phandles of rt5650 and rt5676 codecs
6
7Example:
8
9 sound {
10 compatible = "mediatek,mt8173-rt5650-rt5676";
11 mediatek,audio-codec = <&rt5650 &rt5676>;
12 };
13
diff --git a/sound/soc/mediatek/Kconfig b/sound/soc/mediatek/Kconfig
index 0bfd2a02a408..15c04e2eae34 100644
--- a/sound/soc/mediatek/Kconfig
+++ b/sound/soc/mediatek/Kconfig
@@ -17,3 +17,14 @@ config SND_SOC_MT8173_MAX98090
17 Select Y if you have such device. 17 Select Y if you have such device.
18 If unsure select "N". 18 If unsure select "N".
19 19
20config SND_SOC_MT8173_RT5650_RT5676
21 tristate "ASoC Audio driver for MT8173 with RT5650 RT5676 codecs"
22 depends on SND_SOC_MEDIATEK
23 select SND_SOC_RT5645
24 select SND_SOC_RT5677
25 help
26 This adds ASoC driver for Mediatek MT8173 boards
27 with the RT5650 and RT5676 codecs.
28 Select Y if you have such device.
29 If unsure select "N".
30
diff --git a/sound/soc/mediatek/Makefile b/sound/soc/mediatek/Makefile
index 08fa765b1f0b..75effbec438d 100644
--- a/sound/soc/mediatek/Makefile
+++ b/sound/soc/mediatek/Makefile
@@ -2,3 +2,4 @@
2obj-$(CONFIG_SND_SOC_MEDIATEK) += mtk-afe-pcm.o 2obj-$(CONFIG_SND_SOC_MEDIATEK) += mtk-afe-pcm.o
3# Machine support 3# Machine support
4obj-$(CONFIG_SND_SOC_MT8173_MAX98090) += mt8173-max98090.o 4obj-$(CONFIG_SND_SOC_MT8173_MAX98090) += mt8173-max98090.o
5obj-$(CONFIG_SND_SOC_MT8173_RT5650_RT5676) += mt8173-rt5650-rt5676.o
diff --git a/sound/soc/mediatek/mt8173-rt5650-rt5676.c b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
new file mode 100644
index 000000000000..094055323059
--- /dev/null
+++ b/sound/soc/mediatek/mt8173-rt5650-rt5676.c
@@ -0,0 +1,278 @@
1/*
2 * mt8173-rt5650-rt5676.c -- MT8173 machine driver with RT5650/5676 codecs
3 *
4 * Copyright (c) 2015 MediaTek Inc.
5 * Author: Koro Chen <koro.chen@mediatek.com>
6 *
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.
10 *
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.
15 */
16
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"
24
25#define MCLK_FOR_CODECS 12288000
26
27static 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),
32};
33
34static 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 */
48};
49
50static 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"),
55};
56
57static int mt8173_rt5650_rt5676_hw_params(struct snd_pcm_substream *substream,
58 struct snd_pcm_hw_params *params)
59{
60 struct snd_soc_pcm_runtime *rtd = substream->private_data;
61 int i, ret;
62
63 for (i = 0; i < rtd->num_codecs; i++) {
64 struct snd_soc_dai *codec_dai = rtd->codec_dais[i];
65
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);
69 if (ret)
70 return ret;
71
72 /* sysclk from pll */
73 ret = snd_soc_dai_set_sysclk(codec_dai, 1,
74 params_rate(params) * 512,
75 SND_SOC_CLOCK_IN);
76 if (ret)
77 return ret;
78 }
79 return 0;
80}
81
82static struct snd_soc_ops mt8173_rt5650_rt5676_ops = {
83 .hw_params = mt8173_rt5650_rt5676_hw_params,
84};
85
86static struct snd_soc_jack mt8173_rt5650_rt5676_jack;
87
88static int mt8173_rt5650_rt5676_init(struct snd_soc_pcm_runtime *runtime)
89{
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;
93 int ret;
94
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 |
105 RT5677_I2S2_SOURCE,
106 RT5677_CLK_SEL_I2S2_ASRC);
107
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);
114 if (ret) {
115 dev_err(card->dev, "Can't new Headset Jack %d\n", ret);
116 return ret;
117 }
118
119 return rt5645_set_jack_detect(codec,
120 &mt8173_rt5650_rt5676_jack,
121 &mt8173_rt5650_rt5676_jack,
122 &mt8173_rt5650_rt5676_jack);
123}
124
125static struct snd_soc_dai_link_component mt8173_rt5650_rt5676_codecs[] = {
126 {
127 .dai_name = "rt5645-aif1",
128 },
129 {
130 .dai_name = "rt5677-aif1",
131 },
132};
133
134/* Digital audio interface glue - connects codec <---> CPU */
135static struct snd_soc_dai_link mt8173_rt5650_rt5676_dais[] = {
136 /* Front End DAI links */
137 {
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},
145 .dynamic = 1,
146 .dpcm_playback = 1,
147 },
148 {
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},
156 .dynamic = 1,
157 .dpcm_capture = 1,
158 },
159
160 /* Back End DAI links */
161 {
162 .name = "Codec",
163 .cpu_dai_name = "I2S",
164 .platform_name = "11220000.mt8173-afe-pcm",
165 .no_pcm = 1,
166 .codecs = mt8173_rt5650_rt5676_codecs,
167 .num_codecs = 2,
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,
173 .dpcm_playback = 1,
174 .dpcm_capture = 1,
175 },
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",
181 .no_pcm = 1,
182 .codec_dai_name = "rt5677-aif2",
183 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
184 SND_SOC_DAIFMT_CBM_CFM,
185 },
186
187};
188
189static struct snd_soc_codec_conf mt8173_rt5650_rt5676_codec_conf[] = {
190 {
191 .name_prefix = "Sub",
192 },
193};
194
195static 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),
207};
208
209static int mt8173_rt5650_rt5676_dev_probe(struct platform_device *pdev)
210{
211 struct snd_soc_card *card = &mt8173_rt5650_rt5676_card;
212 int ret;
213
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) {
217 dev_err(&pdev->dev,
218 "Property 'audio-codec' missing or invalid\n");
219 return -EINVAL;
220 }
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) {
224 dev_err(&pdev->dev,
225 "Property 'audio-codec' missing or invalid\n");
226 return -EINVAL;
227 }
228 mt8173_rt5650_rt5676_codec_conf[0].of_node =
229 mt8173_rt5650_rt5676_codecs[1].of_node;
230
231 mt8173_rt5650_rt5676_dais[3].codec_of_node =
232 mt8173_rt5650_rt5676_codecs[1].of_node;
233
234 card->dev = &pdev->dev;
235 platform_set_drvdata(pdev, card);
236
237 ret = snd_soc_register_card(card);
238 if (ret)
239 dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
240 __func__, ret);
241 return ret;
242}
243
244static int mt8173_rt5650_rt5676_dev_remove(struct platform_device *pdev)
245{
246 struct snd_soc_card *card = platform_get_drvdata(pdev);
247
248 snd_soc_unregister_card(card);
249 return 0;
250}
251
252static const struct of_device_id mt8173_rt5650_rt5676_dt_match[] = {
253 { .compatible = "mediatek,mt8173-rt5650-rt5676", },
254 { }
255};
256MODULE_DEVICE_TABLE(of, mt8173_rt5650_rt5676_dt_match);
257
258static struct platform_driver mt8173_rt5650_rt5676_driver = {
259 .driver = {
260 .name = "mtk-rt5650-rt5676",
261 .owner = THIS_MODULE,
262 .of_match_table = mt8173_rt5650_rt5676_dt_match,
263#ifdef CONFIG_PM
264 .pm = &snd_soc_pm_ops,
265#endif
266 },
267 .probe = mt8173_rt5650_rt5676_dev_probe,
268 .remove = mt8173_rt5650_rt5676_dev_remove,
269};
270
271module_platform_driver(mt8173_rt5650_rt5676_driver);
272
273/* Module information */
274MODULE_DESCRIPTION("MT8173 RT5650 and RT5676 SoC machine driver");
275MODULE_AUTHOR("Koro Chen <koro.chen@mediatek.com>");
276MODULE_LICENSE("GPL v2");
277MODULE_ALIAS("platform:mtk-rt5650-rt5676");
278
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-01 09:54:53 -0500