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6b0a795a PR |
1 | /* |
2 | * imx-mc13783.c -- SoC audio for imx based boards with mc13783 codec | |
3 | * | |
4 | * Copyright 2012 Philippe Retornaz, <philippe.retornaz@epfl.ch> | |
5 | * | |
6 | * Heavly based on phycore-mc13783: | |
7 | * Copyright 2009 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify it | |
10 | * under the terms of the GNU General Public License as published by the | |
11 | * Free Software Foundation; either version 2 of the License, or (at your | |
12 | * option) any later version. | |
13 | * | |
14 | */ | |
15 | ||
16 | #include <linux/module.h> | |
17 | #include <linux/moduleparam.h> | |
18 | #include <linux/device.h> | |
19 | #include <sound/core.h> | |
20 | #include <sound/pcm.h> | |
21 | #include <sound/soc.h> | |
22 | #include <sound/soc-dapm.h> | |
23 | #include <asm/mach-types.h> | |
24 | ||
25 | #include "../codecs/mc13783.h" | |
26 | #include "imx-ssi.h" | |
27 | #include "imx-audmux.h" | |
28 | ||
29 | #define FMT_SSI (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | \ | |
30 | SND_SOC_DAIFMT_CBM_CFM) | |
31 | ||
32 | static int imx_mc13783_hifi_hw_params(struct snd_pcm_substream *substream, | |
33 | struct snd_pcm_hw_params *params) | |
34 | { | |
35 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
36 | struct snd_soc_dai *cpu_dai = rtd->cpu_dai; | |
37 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
38 | int ret; | |
39 | ||
bec78c5f | 40 | ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 4, 16); |
6b0a795a PR |
41 | if (ret) |
42 | return ret; | |
43 | ||
44 | ret = snd_soc_dai_set_sysclk(codec_dai, MC13783_CLK_CLIA, 26000000, 0); | |
45 | if (ret) | |
46 | return ret; | |
47 | ||
0f9a7fec | 48 | return snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16); |
6b0a795a PR |
49 | } |
50 | ||
51 | static struct snd_soc_ops imx_mc13783_hifi_ops = { | |
52 | .hw_params = imx_mc13783_hifi_hw_params, | |
53 | }; | |
54 | ||
55 | static struct snd_soc_dai_link imx_mc13783_dai_mc13783[] = { | |
56 | { | |
57 | .name = "MC13783", | |
58 | .stream_name = "Sound", | |
59 | .codec_dai_name = "mc13783-hifi", | |
60 | .codec_name = "mc13783-codec", | |
61 | .cpu_dai_name = "imx-ssi.0", | |
3b7d4638 | 62 | .platform_name = "imx-ssi.0", |
6b0a795a PR |
63 | .ops = &imx_mc13783_hifi_ops, |
64 | .symmetric_rates = 1, | |
cd7dc7a4 | 65 | .dai_fmt = FMT_SSI, |
6b0a795a PR |
66 | }, |
67 | }; | |
68 | ||
69 | static const struct snd_soc_dapm_widget imx_mc13783_widget[] = { | |
70 | SND_SOC_DAPM_MIC("Mic", NULL), | |
71 | SND_SOC_DAPM_HP("Headphone", NULL), | |
72 | SND_SOC_DAPM_SPK("Speaker", NULL), | |
73 | }; | |
74 | ||
75 | static const struct snd_soc_dapm_route imx_mc13783_routes[] = { | |
76 | {"Speaker", NULL, "LSP"}, | |
77 | {"Headphone", NULL, "HSL"}, | |
78 | {"Headphone", NULL, "HSR"}, | |
79 | ||
80 | {"MC1LIN", NULL, "MC1 Bias"}, | |
81 | {"MC2IN", NULL, "MC2 Bias"}, | |
82 | {"MC1 Bias", NULL, "Mic"}, | |
83 | {"MC2 Bias", NULL, "Mic"}, | |
84 | }; | |
85 | ||
86 | static struct snd_soc_card imx_mc13783 = { | |
87 | .name = "imx_mc13783", | |
7464dcd0 | 88 | .owner = THIS_MODULE, |
6b0a795a PR |
89 | .dai_link = imx_mc13783_dai_mc13783, |
90 | .num_links = ARRAY_SIZE(imx_mc13783_dai_mc13783), | |
91 | .dapm_widgets = imx_mc13783_widget, | |
92 | .num_dapm_widgets = ARRAY_SIZE(imx_mc13783_widget), | |
93 | .dapm_routes = imx_mc13783_routes, | |
94 | .num_dapm_routes = ARRAY_SIZE(imx_mc13783_routes), | |
95 | }; | |
96 | ||
a0a3d518 | 97 | static int imx_mc13783_probe(struct platform_device *pdev) |
6b0a795a PR |
98 | { |
99 | int ret; | |
100 | ||
101 | imx_mc13783.dev = &pdev->dev; | |
102 | ||
103 | ret = snd_soc_register_card(&imx_mc13783); | |
104 | if (ret) { | |
105 | dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", | |
106 | ret); | |
107 | return ret; | |
108 | } | |
109 | ||
1d73ad29 | 110 | if (machine_is_mx31_3ds() || machine_is_mx31moboard()) { |
42810d16 FE |
111 | imx_audmux_v2_configure_port(MX31_AUDMUX_PORT4_SSI_PINS_4, |
112 | IMX_AUDMUX_V2_PTCR_SYN, | |
113 | IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0) | | |
114 | IMX_AUDMUX_V2_PDCR_MODE(1) | | |
115 | IMX_AUDMUX_V2_PDCR_INMMASK(0xfc)); | |
116 | imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0, | |
117 | IMX_AUDMUX_V2_PTCR_SYN | | |
118 | IMX_AUDMUX_V2_PTCR_TFSDIR | | |
119 | IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | | |
120 | IMX_AUDMUX_V2_PTCR_TCLKDIR | | |
121 | IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | | |
122 | IMX_AUDMUX_V2_PTCR_RFSDIR | | |
123 | IMX_AUDMUX_V2_PTCR_RFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) | | |
124 | IMX_AUDMUX_V2_PTCR_RCLKDIR | | |
125 | IMX_AUDMUX_V2_PTCR_RCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4), | |
126 | IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT4_SSI_PINS_4)); | |
127 | } else if (machine_is_mx27_3ds()) { | |
128 | imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0, | |
129 | IMX_AUDMUX_V1_PCR_SYN | | |
130 | IMX_AUDMUX_V1_PCR_TFSDIR | | |
131 | IMX_AUDMUX_V1_PCR_TCLKDIR | | |
132 | IMX_AUDMUX_V1_PCR_RFSDIR | | |
133 | IMX_AUDMUX_V1_PCR_RCLKDIR | | |
134 | IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | | |
135 | IMX_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | | |
136 | IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) | |
137 | ); | |
138 | imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4, | |
139 | IMX_AUDMUX_V1_PCR_SYN | | |
140 | IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0) | |
141 | ); | |
142 | } | |
6b0a795a PR |
143 | |
144 | return ret; | |
145 | } | |
146 | ||
a0a3d518 | 147 | static int imx_mc13783_remove(struct platform_device *pdev) |
6b0a795a PR |
148 | { |
149 | snd_soc_unregister_card(&imx_mc13783); | |
150 | ||
151 | return 0; | |
152 | } | |
153 | ||
154 | static struct platform_driver imx_mc13783_audio_driver = { | |
155 | .driver = { | |
156 | .name = "imx_mc13783", | |
6b0a795a PR |
157 | }, |
158 | .probe = imx_mc13783_probe, | |
a0a3d518 | 159 | .remove = imx_mc13783_remove |
6b0a795a PR |
160 | }; |
161 | ||
162 | module_platform_driver(imx_mc13783_audio_driver); | |
163 | ||
164 | MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>"); | |
165 | MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch"); | |
166 | MODULE_DESCRIPTION("imx with mc13783 codec ALSA SoC driver"); | |
167 | MODULE_LICENSE("GPL"); | |
168 | MODULE_ALIAS("platform:imx_mc13783"); |