diff options
Diffstat (limited to 'sound/soc/au1x/sample-ac97.c')
-rw-r--r-- | sound/soc/au1x/sample-ac97.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/sound/soc/au1x/sample-ac97.c b/sound/soc/au1x/sample-ac97.c deleted file mode 100644 index 27683eb7905e..000000000000 --- a/sound/soc/au1x/sample-ac97.c +++ /dev/null | |||
@@ -1,144 +0,0 @@ | |||
1 | /* | ||
2 | * Sample Au12x0/Au1550 PSC AC97 sound machine. | ||
3 | * | ||
4 | * Copyright (c) 2007-2008 Manuel Lauss <mano@roarinelk.homelinux.net> | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms outlined in the file COPYING at the root of this | ||
8 | * source archive. | ||
9 | * | ||
10 | * This is a very generic AC97 sound machine driver for boards which | ||
11 | * have (AC97) audio at PSC1 (e.g. DB1200 demoboards). | ||
12 | */ | ||
13 | |||
14 | #include <linux/module.h> | ||
15 | #include <linux/moduleparam.h> | ||
16 | #include <linux/timer.h> | ||
17 | #include <linux/interrupt.h> | ||
18 | #include <linux/platform_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-au1x00/au1000.h> | ||
24 | #include <asm/mach-au1x00/au1xxx_psc.h> | ||
25 | #include <asm/mach-au1x00/au1xxx_dbdma.h> | ||
26 | |||
27 | #include "../codecs/ac97.h" | ||
28 | #include "psc.h" | ||
29 | |||
30 | static int au1xpsc_sample_ac97_init(struct snd_soc_codec *codec) | ||
31 | { | ||
32 | snd_soc_dapm_sync(codec); | ||
33 | return 0; | ||
34 | } | ||
35 | |||
36 | static struct snd_soc_dai_link au1xpsc_sample_ac97_dai = { | ||
37 | .name = "AC97", | ||
38 | .stream_name = "AC97 HiFi", | ||
39 | .cpu_dai = &au1xpsc_ac97_dai, /* see psc-ac97.c */ | ||
40 | .codec_dai = &ac97_dai, /* see codecs/ac97.c */ | ||
41 | .init = au1xpsc_sample_ac97_init, | ||
42 | .ops = NULL, | ||
43 | }; | ||
44 | |||
45 | static struct snd_soc_card au1xpsc_sample_ac97_machine = { | ||
46 | .name = "Au1xxx PSC AC97 Audio", | ||
47 | .dai_link = &au1xpsc_sample_ac97_dai, | ||
48 | .num_links = 1, | ||
49 | }; | ||
50 | |||
51 | static struct snd_soc_device au1xpsc_sample_ac97_devdata = { | ||
52 | .card = &au1xpsc_sample_ac97_machine, | ||
53 | .platform = &au1xpsc_soc_platform, /* see dbdma2.c */ | ||
54 | .codec_dev = &soc_codec_dev_ac97, | ||
55 | }; | ||
56 | |||
57 | static struct resource au1xpsc_psc1_res[] = { | ||
58 | [0] = { | ||
59 | .start = CPHYSADDR(PSC1_BASE_ADDR), | ||
60 | .end = CPHYSADDR(PSC1_BASE_ADDR) + 0x000fffff, | ||
61 | .flags = IORESOURCE_MEM, | ||
62 | }, | ||
63 | [1] = { | ||
64 | #ifdef CONFIG_SOC_AU1200 | ||
65 | .start = AU1200_PSC1_INT, | ||
66 | .end = AU1200_PSC1_INT, | ||
67 | #elif defined(CONFIG_SOC_AU1550) | ||
68 | .start = AU1550_PSC1_INT, | ||
69 | .end = AU1550_PSC1_INT, | ||
70 | #endif | ||
71 | .flags = IORESOURCE_IRQ, | ||
72 | }, | ||
73 | [2] = { | ||
74 | .start = DSCR_CMD0_PSC1_TX, | ||
75 | .end = DSCR_CMD0_PSC1_TX, | ||
76 | .flags = IORESOURCE_DMA, | ||
77 | }, | ||
78 | [3] = { | ||
79 | .start = DSCR_CMD0_PSC1_RX, | ||
80 | .end = DSCR_CMD0_PSC1_RX, | ||
81 | .flags = IORESOURCE_DMA, | ||
82 | }, | ||
83 | }; | ||
84 | |||
85 | static struct platform_device *au1xpsc_sample_ac97_dev; | ||
86 | |||
87 | static int __init au1xpsc_sample_ac97_load(void) | ||
88 | { | ||
89 | int ret; | ||
90 | |||
91 | #ifdef CONFIG_SOC_AU1200 | ||
92 | unsigned long io; | ||
93 | |||
94 | /* modify sys_pinfunc for AC97 on PSC1 */ | ||
95 | io = au_readl(SYS_PINFUNC); | ||
96 | io |= SYS_PINFUNC_P1C; | ||
97 | io &= ~(SYS_PINFUNC_P1A | SYS_PINFUNC_P1B); | ||
98 | au_writel(io, SYS_PINFUNC); | ||
99 | au_sync(); | ||
100 | #endif | ||
101 | |||
102 | ret = -ENOMEM; | ||
103 | |||
104 | /* setup PSC clock source for AC97 part: external clock provided | ||
105 | * by codec. The psc-ac97.c driver depends on this setting! | ||
106 | */ | ||
107 | au_writel(PSC_SEL_CLK_SERCLK, PSC1_BASE_ADDR + PSC_SEL_OFFSET); | ||
108 | au_sync(); | ||
109 | |||
110 | au1xpsc_sample_ac97_dev = platform_device_alloc("soc-audio", -1); | ||
111 | if (!au1xpsc_sample_ac97_dev) | ||
112 | goto out; | ||
113 | |||
114 | au1xpsc_sample_ac97_dev->resource = | ||
115 | kmemdup(au1xpsc_psc1_res, sizeof(struct resource) * | ||
116 | ARRAY_SIZE(au1xpsc_psc1_res), GFP_KERNEL); | ||
117 | au1xpsc_sample_ac97_dev->num_resources = ARRAY_SIZE(au1xpsc_psc1_res); | ||
118 | au1xpsc_sample_ac97_dev->id = 1; | ||
119 | |||
120 | platform_set_drvdata(au1xpsc_sample_ac97_dev, | ||
121 | &au1xpsc_sample_ac97_devdata); | ||
122 | au1xpsc_sample_ac97_devdata.dev = &au1xpsc_sample_ac97_dev->dev; | ||
123 | ret = platform_device_add(au1xpsc_sample_ac97_dev); | ||
124 | |||
125 | if (ret) { | ||
126 | platform_device_put(au1xpsc_sample_ac97_dev); | ||
127 | au1xpsc_sample_ac97_dev = NULL; | ||
128 | } | ||
129 | |||
130 | out: | ||
131 | return ret; | ||
132 | } | ||
133 | |||
134 | static void __exit au1xpsc_sample_ac97_exit(void) | ||
135 | { | ||
136 | platform_device_unregister(au1xpsc_sample_ac97_dev); | ||
137 | } | ||
138 | |||
139 | module_init(au1xpsc_sample_ac97_load); | ||
140 | module_exit(au1xpsc_sample_ac97_exit); | ||
141 | |||
142 | MODULE_LICENSE("GPL"); | ||
143 | MODULE_DESCRIPTION("Au1xxx PSC sample AC97 machine"); | ||
144 | MODULE_AUTHOR("Manuel Lauss <mano@roarinelk.homelinux.net>"); | ||