diff options
Diffstat (limited to 'target/linux/xburst/patches-2.6.34/060-jzcodec.patch')
| -rw-r--r-- | target/linux/xburst/patches-2.6.34/060-jzcodec.patch | 602 |
1 files changed, 602 insertions, 0 deletions
diff --git a/target/linux/xburst/patches-2.6.34/060-jzcodec.patch b/target/linux/xburst/patches-2.6.34/060-jzcodec.patch new file mode 100644 index 0000000000..1a380ba7de --- /dev/null +++ b/target/linux/xburst/patches-2.6.34/060-jzcodec.patch @@ -0,0 +1,602 @@ +From 3ff79323c50cc67df122c8f02670ff5483ea7ebc Mon Sep 17 00:00:00 2001 +From: Lars-Peter Clausen <lars@metafoo.de> +Date: Sat, 24 Apr 2010 12:32:57 +0200 +Subject: [PATCH] Add jz4740 codec driver + +--- + sound/soc/codecs/Kconfig | 7 + + sound/soc/codecs/Makefile | 2 + + sound/soc/codecs/jzcodec.c | 513 ++++++++++++++++++++++++++++++++++++++++++++ + sound/soc/codecs/jzcodec.h | 22 ++ + 4 files changed, 544 insertions(+), 0 deletions(-) + create mode 100644 sound/soc/codecs/jzcodec.c + create mode 100644 sound/soc/codecs/jzcodec.h + +diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig +index 1743d56..b25598a 100644 +--- a/sound/soc/codecs/Kconfig ++++ b/sound/soc/codecs/Kconfig +@@ -260,6 +260,13 @@ config SND_SOC_WM9712 + config SND_SOC_WM9713 + tristate + ++config SND_SOC_JZCODEC ++ tristate "JZ4720/JZ4740 SoC internal codec" ++ depends on SND_SOC && SOC_JZ4740 ++ help ++ Say Y if you want to use internal codec on Ingenic JZ4720/JZ4740 based ++ boards. ++ + # Amp + config SND_SOC_MAX9877 + tristate +diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile +index dd5ce6d..3f6ce05 100644 +--- a/sound/soc/codecs/Makefile ++++ b/sound/soc/codecs/Makefile +@@ -54,6 +54,7 @@ snd-soc-wm9705-objs := wm9705.o + snd-soc-wm9712-objs := wm9712.o + snd-soc-wm9713-objs := wm9713.o + snd-soc-wm-hubs-objs := wm_hubs.o ++snd-soc-jzcodec-objs := jzcodec.o + + # Amp + snd-soc-max9877-objs := max9877.o +@@ -116,6 +117,7 @@ obj-$(CONFIG_SND_SOC_WM9705) += snd-soc-wm9705.o + obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-wm9712.o + obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o + obj-$(CONFIG_SND_SOC_WM_HUBS) += snd-soc-wm-hubs.o ++obj-$(CONFIG_SND_SOC_JZCODEC) += snd-soc-jzcodec.o + + # Amp + obj-$(CONFIG_SND_SOC_MAX9877) += snd-soc-max9877.o +diff --git a/sound/soc/codecs/jzcodec.c b/sound/soc/codecs/jzcodec.c +new file mode 100644 +index 0000000..f960d46 +--- /dev/null ++++ b/sound/soc/codecs/jzcodec.c +@@ -0,0 +1,513 @@ ++/* ++ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ * ++ * You should have received a copy of the GNU General Public License along ++ * with this program; if not, write to the Free Software Foundation, Inc., ++ * 675 Mass Ave, Cambridge, MA 02139, USA. ++ * ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/platform_device.h> ++#include <linux/slab.h> ++ ++#include <linux/delay.h> ++ ++#include <sound/core.h> ++#include <sound/pcm.h> ++#include <sound/pcm_params.h> ++#include <sound/initval.h> ++#include <sound/soc-dapm.h> ++#include <sound/soc.h> ++ ++#define JZ_REG_CODEC_1 0x0 ++#define JZ_REG_CODEC_2 0x1 ++ ++#define JZ_CODEC_1_LINE_ENABLE BIT(29) ++#define JZ_CODEC_1_MIC_ENABLE BIT(28) ++#define JZ_CODEC_1_SW1_ENABLE BIT(27) ++#define JZ_CODEC_1_ADC_ENABLE BIT(26) ++#define JZ_CODEC_1_SW2_ENABLE BIT(25) ++#define JZ_CODEC_1_DAC_ENABLE BIT(24) ++#define JZ_CODEC_1_VREF_DISABLE BIT(20) ++#define JZ_CODEC_1_VREF_AMP_DISABLE BIT(19) ++#define JZ_CODEC_1_VREF_PULL_DOWN BIT(18) ++#define JZ_CODEC_1_VREF_LOW_CURRENT BIT(17) ++#define JZ_CODEC_1_VREF_HIGH_CURRENT BIT(16) ++#define JZ_CODEC_1_HEADPHONE_DISABLE BIT(14) ++#define JZ_CODEC_1_HEADPHONE_AMP_CHANGE_ANY BIT(13) ++#define JZ_CODEC_1_HEADPHONE_CHANGE BIT(12) ++#define JZ_CODEC_1_HEADPHONE_PULL_DOWN_M BIT(11) ++#define JZ_CODEC_1_HEADPHONE_PULL_DOWN_R BIT(10) ++#define JZ_CODEC_1_HEADPHONE_POWER_DOWN_M BIT(9) ++#define JZ_CODEC_1_HEADPHONE_POWER_DOWN BIT(8) ++#define JZ_CODEC_1_SUSPEND BIT(1) ++#define JZ_CODEC_1_RESET BIT(0) ++ ++#define JZ_CODEC_1_LINE_ENABLE_OFFSET 29 ++#define JZ_CODEC_1_MIC_ENABLE_OFFSET 28 ++#define JZ_CODEC_1_SW1_ENABLE_OFFSET 27 ++#define JZ_CODEC_1_ADC_ENABLE_OFFSET 26 ++#define JZ_CODEC_1_SW2_ENABLE_OFFSET 25 ++#define JZ_CODEC_1_DAC_ENABLE_OFFSET 24 ++#define JZ_CODEC_1_HEADPHONE_DISABLE_OFFSET 14 ++#define JZ_CODEC_1_HEADPHONE_POWER_DOWN_OFFSET 8 ++ ++#define JZ_CODEC_2_INPUT_VOLUME_MASK 0x1f0000 ++#define JZ_CODEC_2_SAMPLE_RATE_MASK 0x000f00 ++#define JZ_CODEC_2_MIC_BOOST_GAIN_MASK 0x000030 ++#define JZ_CODEC_2_HEADPHONE_VOLUME_MASK 0x000003 ++ ++#define JZ_CODEC_2_INPUT_VOLUME_OFFSET 16 ++#define JZ_CODEC_2_SAMPLE_RATE_OFFSET 8 ++#define JZ_CODEC_2_MIC_BOOST_GAIN_OFFSET 4 ++#define JZ_CODEC_2_HEADPHONE_VOLUME_OFFSET 0 ++ ++struct jz_codec { ++ void __iomem *base; ++ struct resource *mem; ++ ++ uint32_t reg_cache[2]; ++ struct snd_soc_codec codec; ++}; ++ ++static inline struct jz_codec *codec_to_jz(struct snd_soc_codec *codec) ++{ ++ return container_of(codec, struct jz_codec, codec); ++} ++ ++static unsigned int jz_codec_read(struct snd_soc_codec *codec, unsigned int reg) ++{ ++ struct jz_codec *jz_codec = codec_to_jz(codec); ++ return readl(jz_codec->base + (reg << 2)); ++} ++ ++static int jz_codec_write(struct snd_soc_codec *codec, unsigned int reg, ++unsigned int val) ++{ ++ struct jz_codec *jz_codec = codec_to_jz(codec); ++ jz_codec->reg_cache[reg] = val; ++ ++ writel(val, jz_codec->base + (reg << 2)); ++ return 0; ++} ++ ++static const struct snd_kcontrol_new jz_codec_controls[] = { ++ SOC_SINGLE("Master Playback Volume", JZ_REG_CODEC_2, ++ JZ_CODEC_2_HEADPHONE_VOLUME_OFFSET, 3, 0), ++ SOC_SINGLE("Capture Volume", JZ_REG_CODEC_2, ++ JZ_CODEC_2_INPUT_VOLUME_OFFSET, 31, 0), ++ SOC_SINGLE("Master Playback Switch", JZ_REG_CODEC_1, ++ JZ_CODEC_1_HEADPHONE_DISABLE_OFFSET, 1, 1), ++ SOC_SINGLE("Mic Capture Volume", JZ_REG_CODEC_2, ++ JZ_CODEC_2_MIC_BOOST_GAIN_OFFSET, 3, 0), ++}; ++ ++static const struct snd_kcontrol_new jz_codec_output_controls[] = { ++ SOC_DAPM_SINGLE("Bypass Switch", JZ_REG_CODEC_1, ++ JZ_CODEC_1_SW1_ENABLE_OFFSET, 1, 0), ++ SOC_DAPM_SINGLE("DAC Switch", JZ_REG_CODEC_1, ++ JZ_CODEC_1_SW2_ENABLE_OFFSET, 1, 0), ++}; ++ ++static const struct snd_kcontrol_new jz_codec_input_controls[] = { ++ SOC_DAPM_SINGLE("Line Capture Switch", JZ_REG_CODEC_1, ++ JZ_CODEC_1_LINE_ENABLE_OFFSET, 1, 0), ++ SOC_DAPM_SINGLE("Mic Capture Switch", JZ_REG_CODEC_1, ++ JZ_CODEC_1_MIC_ENABLE_OFFSET, 1, 0), ++}; ++ ++static const struct snd_soc_dapm_widget jz_codec_dapm_widgets[] = { ++ SND_SOC_DAPM_ADC("ADC", "Capture", JZ_REG_CODEC_1, ++ JZ_CODEC_1_ADC_ENABLE_OFFSET, 0), ++ SND_SOC_DAPM_DAC("DAC", "Playback", JZ_REG_CODEC_1, ++ JZ_CODEC_1_DAC_ENABLE_OFFSET, 0), ++ ++ SND_SOC_DAPM_MIXER("Output Mixer", JZ_REG_CODEC_1, ++ JZ_CODEC_1_HEADPHONE_POWER_DOWN_OFFSET, 1, ++ jz_codec_output_controls, ++ ARRAY_SIZE(jz_codec_output_controls)), ++ ++ SND_SOC_DAPM_MIXER_NAMED_CTL("Input Mixer", SND_SOC_NOPM, 0, 0, ++ jz_codec_input_controls, ++ ARRAY_SIZE(jz_codec_input_controls)), ++ SND_SOC_DAPM_MIXER("Line Input", SND_SOC_NOPM, 0, 0, NULL, 0), ++ ++ SND_SOC_DAPM_OUTPUT("LOUT"), ++ SND_SOC_DAPM_OUTPUT("ROUT"), ++ ++ SND_SOC_DAPM_INPUT("MIC"), ++ SND_SOC_DAPM_INPUT("LIN"), ++ SND_SOC_DAPM_INPUT("RIN"), ++}; ++ ++static const struct snd_soc_dapm_route jz_codec_dapm_routes[] = { ++ ++ {"Line Input", NULL, "LIN"}, ++ {"Line Input", NULL, "RIN"}, ++ ++ {"Input Mixer", "Line Capture Switch", "Line Input"}, ++ {"Input Mixer", "Mic Capture Switch", "MIC"}, ++ ++ {"ADC", NULL, "Input Mixer"}, ++ ++ {"Output Mixer", "Bypass Switch", "Input Mixer"}, ++ {"Output Mixer", "DAC Switch", "DAC"}, ++ ++ {"LOUT", NULL, "Output Mixer"}, ++ {"ROUT", NULL, "Output Mixer"}, ++}; ++ ++static int jz_codec_hw_params(struct snd_pcm_substream *substream, struct ++snd_pcm_hw_params *params, struct snd_soc_dai *dai) ++{ ++ uint32_t val; ++ struct snd_soc_pcm_runtime *rtd = substream->private_data; ++ struct snd_soc_device *socdev = rtd->socdev; ++ struct snd_soc_codec *codec = socdev->card->codec; ++ ++ switch (params_format(params)) { ++ case SNDRV_PCM_FORMAT_S8: ++ case SNDRV_PCM_FORMAT_S16_LE: ++ case SNDRV_PCM_FORMAT_S18_3LE: ++ break; ++ default: ++ return -EINVAL; ++ break; ++ } ++ ++ switch (params_rate(params)) { ++ case 8000: ++ val = 0; ++ break; ++ case 11025: ++ val = 1; ++ break; ++ case 12000: ++ val = 2; ++ break; ++ case 16000: ++ val = 3; ++ break; ++ case 22050: ++ val = 4; ++ break; ++ case 24000: ++ val = 5; ++ break; ++ case 32000: ++ val = 6; ++ break; ++ case 44100: ++ val = 7; ++ break; ++ case 48000: ++ val = 8; ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ val <<= JZ_CODEC_2_SAMPLE_RATE_OFFSET; ++ ++ snd_soc_update_bits(codec, JZ_REG_CODEC_2, ++ JZ_CODEC_2_SAMPLE_RATE_MASK, val); ++ ++ return 0; ++} ++ ++static int jz_codec_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) ++{ ++ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { ++ case SND_SOC_DAIFMT_CBM_CFM: ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { ++ case SND_SOC_DAIFMT_I2S: ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ switch (fmt & SND_SOC_DAIFMT_INV_MASK) { ++ case SND_SOC_DAIFMT_NB_NF: ++ break; ++ default: ++ return -EINVAL; ++ } ++ ++ return 0; ++} ++ ++static int jz_codec_set_sysclk(struct snd_soc_dai *codec_dai, ++ int clk_id, unsigned int freq, int dir) ++{ ++ return 0; ++} ++ ++ ++static struct snd_soc_dai_ops jz_codec_dai_ops = { ++ .hw_params = jz_codec_hw_params, ++ .set_fmt = jz_codec_set_fmt, ++/* .set_clkdiv = jz_codec_set_clkdiv,*/ ++ .set_sysclk = jz_codec_set_sysclk, ++}; ++ ++struct snd_soc_dai jz_codec_dai = { ++ .name = "jz-codec", ++ .playback = { ++ .stream_name = "Playback", ++ .channels_min = 2, ++ .channels_max = 2, ++ .rates = SNDRV_PCM_RATE_8000_44100, ++ .formats = SNDRV_PCM_FMTBIT_S16_LE, ++ }, ++ .capture = { ++ .stream_name = "Capture", ++ .channels_min = 2, ++ .channels_max = 2, ++ .rates = SNDRV_PCM_RATE_8000_44100, ++ .formats = SNDRV_PCM_FMTBIT_S16_LE, ++ }, ++ .ops = &jz_codec_dai_ops, ++ .symmetric_rates = 1, ++}; ++EXPORT_SYMBOL_GPL(jz_codec_dai); ++ ++static int jz_codec_set_bias_level(struct snd_soc_codec *codec, ++ enum snd_soc_bias_level level) ++{ ++ ++ if (codec->bias_level == SND_SOC_BIAS_OFF && level != SND_SOC_BIAS_OFF) { ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_RESET, JZ_CODEC_1_RESET); ++ udelay(2); ++ ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_SUSPEND | JZ_CODEC_1_RESET, 0); ++ } ++ switch (level) { ++ case SND_SOC_BIAS_ON: ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_VREF_DISABLE | ++ JZ_CODEC_1_VREF_AMP_DISABLE | ++ JZ_CODEC_1_HEADPHONE_POWER_DOWN_M | ++ JZ_CODEC_1_VREF_LOW_CURRENT | ++ JZ_CODEC_1_VREF_HIGH_CURRENT, ++ 0); ++ break; ++ case SND_SOC_BIAS_PREPARE: ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_VREF_LOW_CURRENT | ++ JZ_CODEC_1_VREF_HIGH_CURRENT, ++ JZ_CODEC_1_VREF_LOW_CURRENT | ++ JZ_CODEC_1_VREF_HIGH_CURRENT); ++ break; ++ case SND_SOC_BIAS_STANDBY: ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_VREF_DISABLE | JZ_CODEC_1_VREF_AMP_DISABLE, ++ JZ_CODEC_1_VREF_DISABLE | JZ_CODEC_1_VREF_AMP_DISABLE); ++ break; ++ case SND_SOC_BIAS_OFF: ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_SUSPEND, JZ_CODEC_1_SUSPEND); ++ break; ++ } ++ codec->bias_level = level; ++ ++ return 0; ++} ++ ++ ++static struct snd_soc_codec *jz_codec_codec; ++ ++static int jz_codec_dev_probe(struct platform_device *pdev) ++{ ++ int ret; ++ struct snd_soc_device *socdev = platform_get_drvdata(pdev); ++ struct snd_soc_codec *codec = jz_codec_codec; ++ ++ BUG_ON(!codec); ++ ++ socdev->card->codec = codec; ++ ++ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); ++ if (ret) { ++ dev_err(&pdev->dev, "Failed to create pcms: %d\n", ret); ++ return ret; ++ } ++ ++ snd_soc_add_controls(codec, jz_codec_controls, ++ ARRAY_SIZE(jz_codec_controls)); ++ ++ snd_soc_dapm_new_controls(codec, jz_codec_dapm_widgets, ++ ARRAY_SIZE(jz_codec_dapm_widgets)); ++ ++ snd_soc_dapm_add_routes(codec, jz_codec_dapm_routes, ++ ARRAY_SIZE(jz_codec_dapm_routes)); ++ ++ snd_soc_dapm_new_widgets(codec); ++ ++ return 0; ++} ++ ++static int jz_codec_dev_remove(struct platform_device *pdev) ++{ ++ struct snd_soc_device *socdev = platform_get_drvdata(pdev); ++ snd_soc_free_pcms(socdev); ++ snd_soc_dapm_free(socdev); ++ ++ return 0; ++} ++ ++struct snd_soc_codec_device soc_codec_dev_jzcodec = { ++ .probe = jz_codec_dev_probe, ++ .remove = jz_codec_dev_remove, ++}; ++EXPORT_SYMBOL_GPL(soc_codec_dev_jzcodec); ++ ++static int __devinit jz_codec_probe(struct platform_device *pdev) ++{ ++ int ret; ++ struct jz_codec *jz_codec; ++ struct snd_soc_codec *codec; ++ ++ jz_codec = kzalloc(sizeof(*jz_codec), GFP_KERNEL); ++ ++ if (!jz_codec) ++ return -ENOMEM; ++ ++ jz_codec->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ ++ if (!jz_codec->mem) { ++ dev_err(&pdev->dev, "Failed to get mmio memory resource\n"); ++ ret = -ENOENT; ++ goto err_free_jz_codec; ++ } ++ ++ jz_codec->mem = request_mem_region(jz_codec->mem->start, ++ resource_size(jz_codec->mem), pdev->name); ++ ++ if (!jz_codec->mem) { ++ dev_err(&pdev->dev, "Failed to request mmio memory region\n"); ++ ret = -EBUSY; ++ goto err_free_jz_codec; ++ } ++ ++ jz_codec->base = ioremap(jz_codec->mem->start, resource_size(jz_codec->mem)); ++ ++ if (!jz_codec->base) { ++ dev_err(&pdev->dev, "Failed to ioremap mmio memory\n"); ++ ret = -EBUSY; ++ goto err_release_mem_region; ++ } ++ ++ jz_codec_dai.dev = &pdev->dev; ++ ++ codec = &jz_codec->codec; ++ ++ codec->dev = &pdev->dev; ++ codec->name = "jz-codec"; ++ codec->owner = THIS_MODULE; ++ ++ codec->read = jz_codec_read; ++ codec->write = jz_codec_write; ++ codec->set_bias_level = jz_codec_set_bias_level; ++ codec->bias_level = SND_SOC_BIAS_OFF; ++ ++ codec->dai = &jz_codec_dai; ++ codec->num_dai = 1; ++ ++ codec->reg_cache = jz_codec->reg_cache; ++ codec->reg_cache_size = 2; ++ ++ codec->private_data = jz_codec; ++ ++ mutex_init(&codec->mutex); ++ INIT_LIST_HEAD(&codec->dapm_widgets); ++ INIT_LIST_HEAD(&codec->dapm_paths); ++ ++ jz_codec_codec = codec; ++ ++ snd_soc_update_bits(codec, JZ_REG_CODEC_1, ++ JZ_CODEC_1_SW2_ENABLE, JZ_CODEC_1_SW2_ENABLE); ++ ++ ++ platform_set_drvdata(pdev, jz_codec); ++ ret = snd_soc_register_codec(codec); ++ ++ if (ret) { ++ dev_err(&pdev->dev, "Failed to register codec\n"); ++ goto err_iounmap; ++ } ++ ++ ret = snd_soc_register_dai(&jz_codec_dai); ++ if (ret) { ++ dev_err(&pdev->dev, "Failed to register codec dai\n"); ++ goto err_unregister_codec; ++ } ++ ++ jz_codec_set_bias_level(codec, SND_SOC_BIAS_STANDBY); ++ ++ return 0; ++err_unregister_codec: ++ snd_soc_unregister_codec(codec); ++err_iounmap: ++ iounmap(jz_codec->base); ++err_release_mem_region: ++ release_mem_region(jz_codec->mem->start, resource_size(jz_codec->mem)); ++err_free_jz_codec: ++ kfree(jz_codec); ++ ++ return ret; ++} ++ ++static int __devexit jz_codec_remove(struct platform_device *pdev) ++{ ++ struct jz_codec *jz_codec = platform_get_drvdata(pdev); ++ ++ snd_soc_unregister_dai(&jz_codec_dai); ++ snd_soc_unregister_codec(&jz_codec->codec); ++ ++ iounmap(jz_codec->base); ++ release_mem_region(jz_codec->mem->start, resource_size(jz_codec->mem)); ++ ++ platform_set_drvdata(pdev, NULL); ++ kfree(jz_codec); ++ ++ return 0; ++} ++ ++static struct platform_driver jz_codec_driver = { ++ .probe = jz_codec_probe, ++ .remove = __devexit_p(jz_codec_remove), ++ .driver = { ++ .name = "jz4740-codec", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init jz_codec_init(void) ++{ ++ return platform_driver_register(&jz_codec_driver); ++} ++module_init(jz_codec_init); ++ ++static void __exit jz_codec_exit(void) ++{ ++ platform_driver_unregister(&jz_codec_driver); ++} ++module_exit(jz_codec_exit); ++ ++MODULE_DESCRIPTION("JZ4720/JZ4740 SoC internal codec driver"); ++MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); ++MODULE_LICENSE("GPL v2"); ++MODULE_ALIAS("platform:jz-codec"); +diff --git a/sound/soc/codecs/jzcodec.h b/sound/soc/codecs/jzcodec.h +new file mode 100644 +index 0000000..05c57b8 +--- /dev/null ++++ b/sound/soc/codecs/jzcodec.h +@@ -0,0 +1,22 @@ ++/* ++ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de> ++ * ++ * This program is free software; you can redistribute it and/or modify ++ * it under the terms of the GNU General Public License version 2 as ++ * published by the Free Software Foundation. ++ * ++ * You should have received a copy of the GNU General Public License along ++ * with this program; if not, write to the Free Software Foundation, Inc., ++ * 675 Mass Ave, Cambridge, MA 02139, USA. ++ * ++ */ ++ ++#ifndef _ICODEC_H ++#define _ICODEC_H ++ ++#define JZCODEC_SYSCLK 0 ++ ++extern struct snd_soc_dai jz_codec_dai; ++extern struct snd_soc_codec_device soc_codec_dev_jzcodec; ++ ++#endif +-- +1.5.6.5 + |