Commit | Line | Data |
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49bdb044 | 1 | /* |
2 | * Rockchip machine ASoC driver for boards using a MAX90809 CODEC. | |
3 | * | |
4 | * Copyright (c) 2014, ROCKCHIP CORPORATION. All rights reserved. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms and conditions of the GNU General Public License, | |
8 | * version 2, as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | * | |
18 | */ | |
19 | ||
20 | #include <linux/module.h> | |
21 | #include <linux/platform_device.h> | |
22 | #include <linux/slab.h> | |
23 | #include <linux/gpio.h> | |
24 | #include <linux/of_gpio.h> | |
25 | #include <sound/core.h> | |
26 | #include <sound/jack.h> | |
27 | #include <sound/pcm.h> | |
28 | #include <sound/pcm_params.h> | |
29 | #include <sound/soc.h> | |
30 | ||
31 | #include "rockchip_i2s.h" | |
32 | #include "../codecs/ts3a227e.h" | |
33 | ||
34 | #define DRV_NAME "rockchip-snd-max98090" | |
35 | ||
36 | static struct snd_soc_jack headset_jack; | |
92110093 EBS |
37 | |
38 | /* Headset jack detection DAPM pins */ | |
49bdb044 | 39 | static struct snd_soc_jack_pin headset_jack_pins[] = { |
40 | { | |
92110093 EBS |
41 | .pin = "Headphone", |
42 | .mask = SND_JACK_HEADPHONE, | |
43 | }, | |
44 | { | |
45 | .pin = "Headset Mic", | |
46 | .mask = SND_JACK_MICROPHONE, | |
49bdb044 | 47 | }, |
92110093 | 48 | |
49bdb044 | 49 | }; |
50 | ||
51 | static const struct snd_soc_dapm_widget rk_dapm_widgets[] = { | |
52 | SND_SOC_DAPM_HP("Headphone", NULL), | |
53 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
54 | SND_SOC_DAPM_MIC("Int Mic", NULL), | |
55 | SND_SOC_DAPM_SPK("Speaker", NULL), | |
56 | }; | |
57 | ||
58 | static const struct snd_soc_dapm_route rk_audio_map[] = { | |
59 | {"IN34", NULL, "Headset Mic"}, | |
60 | {"IN34", NULL, "MICBIAS"}, | |
ec0d23b2 | 61 | {"Headset Mic", NULL, "MICBIAS"}, |
49bdb044 | 62 | {"DMICL", NULL, "Int Mic"}, |
63 | {"Headphone", NULL, "HPL"}, | |
64 | {"Headphone", NULL, "HPR"}, | |
65 | {"Speaker", NULL, "SPKL"}, | |
66 | {"Speaker", NULL, "SPKR"}, | |
67 | }; | |
68 | ||
69 | static const struct snd_kcontrol_new rk_mc_controls[] = { | |
70 | SOC_DAPM_PIN_SWITCH("Headphone"), | |
71 | SOC_DAPM_PIN_SWITCH("Headset Mic"), | |
72 | SOC_DAPM_PIN_SWITCH("Int Mic"), | |
73 | SOC_DAPM_PIN_SWITCH("Speaker"), | |
74 | }; | |
75 | ||
76 | static int rk_aif1_hw_params(struct snd_pcm_substream *substream, | |
77 | struct snd_pcm_hw_params *params) | |
78 | { | |
79 | int ret = 0; | |
80 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
81 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; | |
82 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
83 | int mclk; | |
84 | ||
85 | switch (params_rate(params)) { | |
86 | case 8000: | |
87 | case 16000: | |
a4ebd380 CW |
88 | case 24000: |
89 | case 32000: | |
49bdb044 | 90 | case 48000: |
a4ebd380 | 91 | case 64000: |
49bdb044 | 92 | case 96000: |
93 | mclk = 12288000; | |
94 | break; | |
a4ebd380 CW |
95 | case 11025: |
96 | case 22050: | |
49bdb044 | 97 | case 44100: |
a4ebd380 | 98 | case 88200: |
49bdb044 | 99 | mclk = 11289600; |
100 | break; | |
101 | default: | |
102 | return -EINVAL; | |
103 | } | |
104 | ||
105 | ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, | |
106 | SND_SOC_CLOCK_OUT); | |
107 | if (ret < 0) { | |
108 | dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret); | |
109 | return ret; | |
110 | } | |
111 | ||
112 | ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, | |
113 | SND_SOC_CLOCK_IN); | |
114 | if (ret < 0) { | |
115 | dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret); | |
116 | return ret; | |
117 | } | |
118 | ||
119 | return ret; | |
120 | } | |
121 | ||
49bdb044 | 122 | static struct snd_soc_ops rk_aif1_ops = { |
123 | .hw_params = rk_aif1_hw_params, | |
124 | }; | |
125 | ||
49bdb044 | 126 | static struct snd_soc_dai_link rk_dailink = { |
127 | .name = "max98090", | |
128 | .stream_name = "Audio", | |
129 | .codec_dai_name = "HiFi", | |
49bdb044 | 130 | .ops = &rk_aif1_ops, |
131 | /* set max98090 as slave */ | |
132 | .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | | |
133 | SND_SOC_DAIFMT_CBS_CFS, | |
134 | }; | |
135 | ||
5f224493 EBS |
136 | static int rk_98090_headset_init(struct snd_soc_component *component); |
137 | ||
138 | static struct snd_soc_aux_dev rk_98090_headset_dev = { | |
139 | .name = "Headset Chip", | |
140 | .init = rk_98090_headset_init, | |
141 | }; | |
142 | ||
49bdb044 | 143 | static struct snd_soc_card snd_soc_card_rk = { |
144 | .name = "ROCKCHIP-I2S", | |
54d8697f | 145 | .owner = THIS_MODULE, |
49bdb044 | 146 | .dai_link = &rk_dailink, |
147 | .num_links = 1, | |
148 | .aux_dev = &rk_98090_headset_dev, | |
149 | .num_aux_devs = 1, | |
150 | .dapm_widgets = rk_dapm_widgets, | |
151 | .num_dapm_widgets = ARRAY_SIZE(rk_dapm_widgets), | |
152 | .dapm_routes = rk_audio_map, | |
153 | .num_dapm_routes = ARRAY_SIZE(rk_audio_map), | |
154 | .controls = rk_mc_controls, | |
155 | .num_controls = ARRAY_SIZE(rk_mc_controls), | |
156 | }; | |
157 | ||
5f224493 EBS |
158 | static int rk_98090_headset_init(struct snd_soc_component *component) |
159 | { | |
160 | int ret; | |
161 | ||
162 | /* Enable Headset and 4 Buttons Jack detection */ | |
163 | ret = snd_soc_card_jack_new(&snd_soc_card_rk, "Headset Jack", | |
164 | SND_JACK_HEADSET | | |
165 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | | |
166 | SND_JACK_BTN_2 | SND_JACK_BTN_3, | |
167 | &headset_jack, | |
168 | headset_jack_pins, | |
169 | ARRAY_SIZE(headset_jack_pins)); | |
170 | if (ret) | |
171 | return ret; | |
172 | ||
173 | ret = ts3a227e_enable_jack_detect(component, &headset_jack); | |
174 | ||
175 | return ret; | |
176 | } | |
177 | ||
49bdb044 | 178 | static int snd_rk_mc_probe(struct platform_device *pdev) |
179 | { | |
180 | int ret = 0; | |
181 | struct snd_soc_card *card = &snd_soc_card_rk; | |
182 | struct device_node *np = pdev->dev.of_node; | |
183 | ||
184 | /* register the soc card */ | |
185 | card->dev = &pdev->dev; | |
186 | ||
187 | rk_dailink.codec_of_node = of_parse_phandle(np, | |
188 | "rockchip,audio-codec", 0); | |
189 | if (!rk_dailink.codec_of_node) { | |
190 | dev_err(&pdev->dev, | |
191 | "Property 'rockchip,audio-codec' missing or invalid\n"); | |
192 | return -EINVAL; | |
193 | } | |
194 | ||
195 | rk_dailink.cpu_of_node = of_parse_phandle(np, | |
196 | "rockchip,i2s-controller", 0); | |
197 | if (!rk_dailink.cpu_of_node) { | |
198 | dev_err(&pdev->dev, | |
199 | "Property 'rockchip,i2s-controller' missing or invalid\n"); | |
200 | return -EINVAL; | |
201 | } | |
202 | ||
203 | rk_dailink.platform_of_node = rk_dailink.cpu_of_node; | |
204 | ||
205 | rk_98090_headset_dev.codec_of_node = of_parse_phandle(np, | |
206 | "rockchip,headset-codec", 0); | |
207 | if (!rk_98090_headset_dev.codec_of_node) { | |
208 | dev_err(&pdev->dev, | |
209 | "Property 'rockchip,headset-codec' missing/invalid\n"); | |
210 | return -EINVAL; | |
211 | } | |
212 | ||
213 | ret = snd_soc_of_parse_card_name(card, "rockchip,model"); | |
214 | if (ret) { | |
215 | dev_err(&pdev->dev, | |
216 | "Soc parse card name failed %d\n", ret); | |
217 | return ret; | |
218 | } | |
219 | ||
220 | ret = devm_snd_soc_register_card(&pdev->dev, card); | |
221 | if (ret) { | |
222 | dev_err(&pdev->dev, | |
223 | "Soc register card failed %d\n", ret); | |
224 | return ret; | |
225 | } | |
226 | ||
227 | return ret; | |
228 | } | |
229 | ||
230 | static const struct of_device_id rockchip_max98090_of_match[] = { | |
231 | { .compatible = "rockchip,rockchip-audio-max98090", }, | |
232 | {}, | |
233 | }; | |
234 | ||
235 | MODULE_DEVICE_TABLE(of, rockchip_max98090_of_match); | |
236 | ||
237 | static struct platform_driver snd_rk_mc_driver = { | |
238 | .probe = snd_rk_mc_probe, | |
239 | .driver = { | |
240 | .name = DRV_NAME, | |
49bdb044 | 241 | .pm = &snd_soc_pm_ops, |
242 | .of_match_table = rockchip_max98090_of_match, | |
243 | }, | |
244 | }; | |
245 | ||
246 | module_platform_driver(snd_rk_mc_driver); | |
247 | ||
248 | MODULE_AUTHOR("jianqun <jay.xu@rock-chips.com>"); | |
249 | MODULE_DESCRIPTION("Rockchip max98090 machine ASoC driver"); | |
250 | MODULE_LICENSE("GPL v2"); | |
251 | MODULE_ALIAS("platform:" DRV_NAME); |