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Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/ad1980.c')
-rw-r--r--ANDROID_3.4.5/sound/soc/codecs/ad1980.c284
1 files changed, 0 insertions, 284 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/ad1980.c b/ANDROID_3.4.5/sound/soc/codecs/ad1980.c
deleted file mode 100644
index 8c39dddd..00000000
--- a/ANDROID_3.4.5/sound/soc/codecs/ad1980.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/*
- * ad1980.c -- ALSA Soc AD1980 codec support
- *
- * Copyright: Analog Device Inc.
- * Author: Roy Huang <roy.huang@analog.com>
- * Cliff Cai <cliff.cai@analog.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-
-/*
- * WARNING:
- *
- * Because Analog Devices Inc. discontinued the ad1980 sound chip since
- * Sep. 2009, this ad1980 driver is not maintained, tested and supported
- * by ADI now.
- */
-
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/ac97_codec.h>
-#include <sound/initval.h>
-#include <sound/soc.h>
-
-#include "ad1980.h"
-
-/*
- * AD1980 register cache
- */
-static const u16 ad1980_reg[] = {
- 0x0090, 0x8000, 0x8000, 0x8000, /* 0 - 6 */
- 0x0000, 0x0000, 0x8008, 0x8008, /* 8 - e */
- 0x8808, 0x8808, 0x0000, 0x8808, /* 10 - 16 */
- 0x8808, 0x0000, 0x8000, 0x0000, /* 18 - 1e */
- 0x0000, 0x0000, 0x0000, 0x0000, /* 20 - 26 */
- 0x03c7, 0x0000, 0xbb80, 0xbb80, /* 28 - 2e */
- 0xbb80, 0xbb80, 0x0000, 0x8080, /* 30 - 36 */
- 0x8080, 0x2000, 0x0000, 0x0000, /* 38 - 3e */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x8080, 0x0000, 0x0000, 0x0000, /* 60 - 66 */
- 0x0000, 0x0000, 0x0000, 0x0000, /* reserved */
- 0x0000, 0x0000, 0x1001, 0x0000, /* 70 - 76 */
- 0x0000, 0x0000, 0x4144, 0x5370 /* 78 - 7e */
-};
-
-static const char *ad1980_rec_sel[] = {"Mic", "CD", "NC", "AUX", "Line",
- "Stereo Mix", "Mono Mix", "Phone"};
-
-static const struct soc_enum ad1980_cap_src =
- SOC_ENUM_DOUBLE(AC97_REC_SEL, 8, 0, 7, ad1980_rec_sel);
-
-static const struct snd_kcontrol_new ad1980_snd_ac97_controls[] = {
-SOC_DOUBLE("Master Playback Volume", AC97_MASTER, 8, 0, 31, 1),
-SOC_SINGLE("Master Playback Switch", AC97_MASTER, 15, 1, 1),
-
-SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
-SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
-
-SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
-SOC_SINGLE("PCM Playback Switch", AC97_PCM, 15, 1, 1),
-
-SOC_DOUBLE("PCM Capture Volume", AC97_REC_GAIN, 8, 0, 31, 0),
-SOC_SINGLE("PCM Capture Switch", AC97_REC_GAIN, 15, 1, 1),
-
-SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
-SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
-
-SOC_SINGLE("Phone Capture Volume", AC97_PHONE, 0, 31, 1),
-SOC_SINGLE("Phone Capture Switch", AC97_PHONE, 15, 1, 1),
-
-SOC_SINGLE("Mic Volume", AC97_MIC, 0, 31, 1),
-SOC_SINGLE("Mic Switch", AC97_MIC, 15, 1, 1),
-
-SOC_SINGLE("Stereo Mic Switch", AC97_AD_MISC, 6, 1, 0),
-SOC_DOUBLE("Line HP Swap Switch", AC97_AD_MISC, 10, 5, 1, 0),
-
-SOC_DOUBLE("Surround Playback Volume", AC97_SURROUND_MASTER, 8, 0, 31, 1),
-SOC_DOUBLE("Surround Playback Switch", AC97_SURROUND_MASTER, 15, 7, 1, 1),
-
-SOC_DOUBLE("Center/LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 0, 31, 1),
-SOC_DOUBLE("Center/LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 7, 1, 1),
-
-SOC_ENUM("Capture Source", ad1980_cap_src),
-
-SOC_SINGLE("Mic Boost Switch", AC97_MIC, 6, 1, 0),
-};
-
-static unsigned int ac97_read(struct snd_soc_codec *codec,
- unsigned int reg)
-{
- u16 *cache = codec->reg_cache;
-
- switch (reg) {
- case AC97_RESET:
- case AC97_INT_PAGING:
- case AC97_POWERDOWN:
- case AC97_EXTENDED_STATUS:
- case AC97_VENDOR_ID1:
- case AC97_VENDOR_ID2:
- return soc_ac97_ops.read(codec->ac97, reg);
- default:
- reg = reg >> 1;
-
- if (reg >= ARRAY_SIZE(ad1980_reg))
- return -EINVAL;
-
- return cache[reg];
- }
-}
-
-static int ac97_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int val)
-{
- u16 *cache = codec->reg_cache;
-
- soc_ac97_ops.write(codec->ac97, reg, val);
- reg = reg >> 1;
- if (reg < ARRAY_SIZE(ad1980_reg))
- cache[reg] = val;
-
- return 0;
-}
-
-static struct snd_soc_dai_driver ad1980_dai = {
- .name = "ad1980-hifi",
- .ac97_control = 1,
- .playback = {
- .stream_name = "Playback",
- .channels_min = 2,
- .channels_max = 6,
- .rates = SNDRV_PCM_RATE_48000,
- .formats = SND_SOC_STD_AC97_FMTS, },
- .capture = {
- .stream_name = "Capture",
- .channels_min = 2,
- .channels_max = 2,
- .rates = SNDRV_PCM_RATE_48000,
- .formats = SND_SOC_STD_AC97_FMTS, },
-};
-
-static int ad1980_reset(struct snd_soc_codec *codec, int try_warm)
-{
- u16 retry_cnt = 0;
-
-retry:
- if (try_warm && soc_ac97_ops.warm_reset) {
- soc_ac97_ops.warm_reset(codec->ac97);
- if (ac97_read(codec, AC97_RESET) == 0x0090)
- return 1;
- }
-
- soc_ac97_ops.reset(codec->ac97);
- /* Set bit 16slot in register 74h, then every slot will has only 16
- * bits. This command is sent out in 20bit mode, in which case the
- * first nibble of data is eaten by the addr. (Tag is always 16 bit)*/
- ac97_write(codec, AC97_AD_SERIAL_CFG, 0x9900);
-
- if (ac97_read(codec, AC97_RESET) != 0x0090)
- goto err;
- return 0;
-
-err:
- while (retry_cnt++ < 10)
- goto retry;
-
- printk(KERN_ERR "AD1980 AC97 reset failed\n");
- return -EIO;
-}
-
-static int ad1980_soc_probe(struct snd_soc_codec *codec)
-{
- int ret;
- u16 vendor_id2;
- u16 ext_status;
-
- printk(KERN_INFO "AD1980 SoC Audio Codec\n");
-
- ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
- if (ret < 0) {
- printk(KERN_ERR "ad1980: failed to register AC97 codec\n");
- return ret;
- }
-
- ret = ad1980_reset(codec, 0);
- if (ret < 0) {
- printk(KERN_ERR "Failed to reset AD1980: AC97 link error\n");
- goto reset_err;
- }
-
- /* Read out vendor ID to make sure it is ad1980 */
- if (ac97_read(codec, AC97_VENDOR_ID1) != 0x4144) {
- ret = -ENODEV;
- goto reset_err;
- }
-
- vendor_id2 = ac97_read(codec, AC97_VENDOR_ID2);
-
- if (vendor_id2 != 0x5370) {
- if (vendor_id2 != 0x5374) {
- ret = -ENODEV;
- goto reset_err;
- } else {
- printk(KERN_WARNING "ad1980: "
- "Found AD1981 - only 2/2 IN/OUT Channels "
- "supported\n");
- }
- }
-
- /* unmute captures and playbacks volume */
- ac97_write(codec, AC97_MASTER, 0x0000);
- ac97_write(codec, AC97_PCM, 0x0000);
- ac97_write(codec, AC97_REC_GAIN, 0x0000);
- ac97_write(codec, AC97_CENTER_LFE_MASTER, 0x0000);
- ac97_write(codec, AC97_SURROUND_MASTER, 0x0000);
-
- /*power on LFE/CENTER/Surround DACs*/
- ext_status = ac97_read(codec, AC97_EXTENDED_STATUS);
- ac97_write(codec, AC97_EXTENDED_STATUS, ext_status&~0x3800);
-
- snd_soc_add_codec_controls(codec, ad1980_snd_ac97_controls,
- ARRAY_SIZE(ad1980_snd_ac97_controls));
-
- return 0;
-
-reset_err:
- snd_soc_free_ac97_codec(codec);
- return ret;
-}
-
-static int ad1980_soc_remove(struct snd_soc_codec *codec)
-{
- snd_soc_free_ac97_codec(codec);
- return 0;
-}
-
-static struct snd_soc_codec_driver soc_codec_dev_ad1980 = {
- .probe = ad1980_soc_probe,
- .remove = ad1980_soc_remove,
- .reg_cache_size = ARRAY_SIZE(ad1980_reg),
- .reg_word_size = sizeof(u16),
- .reg_cache_default = ad1980_reg,
- .reg_cache_step = 2,
- .write = ac97_write,
- .read = ac97_read,
-};
-
-static __devinit int ad1980_probe(struct platform_device *pdev)
-{
- return snd_soc_register_codec(&pdev->dev,
- &soc_codec_dev_ad1980, &ad1980_dai, 1);
-}
-
-static int __devexit ad1980_remove(struct platform_device *pdev)
-{
- snd_soc_unregister_codec(&pdev->dev);
- return 0;
-}
-
-static struct platform_driver ad1980_codec_driver = {
- .driver = {
- .name = "ad1980",
- .owner = THIS_MODULE,
- },
-
- .probe = ad1980_probe,
- .remove = __devexit_p(ad1980_remove),
-};
-
-module_platform_driver(ad1980_codec_driver);
-
-MODULE_DESCRIPTION("ASoC ad1980 driver (Obsolete)");
-MODULE_AUTHOR("Roy Huang, Cliff Cai");
-MODULE_LICENSE("GPL");
generated by cgit (git 2.34.1) at 2024-12-21 18:55:11 +0000