Re: [PATCH 1/4 v2] MFD: twl4030: add twl4030_codec MFD as a new child to the core

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Hi Peter,

On Thu, Oct 22, 2009 at 01:26:45PM +0300, Peter Ujfalusi wrote:
> New MFD child to twl4030 MFD device.
> 
> Reason for the twl4030_codec MFD: the vibra control is actually in the codec
> part of the twl4030. If both the vibra and the audio functionality is needed
> from the twl4030 at the same time, than they need to control the codec power
> and APLL at the same time without breaking the other driver.
> Also these two has to be able to work without the need for the other driver.
> 
> This MFD device will be used by the drivers, which needs resources
> from the twl4030 codec like audio and vibra.
> 
> The platform specific configuration data is passed along to the
> child drivers (audio, vibra).
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>
As agreed, Mark is taking this one. So:
Acked-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>

Cheers,
Samuel.

> ---
>  drivers/mfd/Kconfig               |    6 +
>  drivers/mfd/Makefile              |    1 +
>  drivers/mfd/twl4030-codec.c       |  241 +++++++++++++++++++++++++++++++++
>  drivers/mfd/twl4030-core.c        |   14 ++
>  include/linux/i2c/twl4030.h       |   18 +++
>  include/linux/mfd/twl4030-codec.h |  271 +++++++++++++++++++++++++++++++++++++
>  6 files changed, 551 insertions(+), 0 deletions(-)
>  create mode 100644 drivers/mfd/twl4030-codec.c
>  create mode 100644 include/linux/mfd/twl4030-codec.h
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 570be13..08f2d07 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -121,6 +121,12 @@ config TWL4030_POWER
>  	  and load scripts controling which resources are switched off/on
>  	  or reset when a sleep, wakeup or warm reset event occurs.
> 
> +config TWL4030_CODEC
> +	bool
> +	depends on TWL4030_CORE
> +	select MFD_CORE
> +	default n
> +
>  config MFD_TMIO
>  	bool
>  	default n
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index f3b277b..af0fc90 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -26,6 +26,7 @@ obj-$(CONFIG_MENELAUS)		+= menelaus.o
> 
>  obj-$(CONFIG_TWL4030_CORE)	+= twl4030-core.o twl4030-irq.o
>  obj-$(CONFIG_TWL4030_POWER)    += twl4030-power.o
> +obj-$(CONFIG_TWL4030_CODEC)	+= twl4030-codec.o
> 
>  obj-$(CONFIG_MFD_MC13783)	+= mc13783-core.o
> 
> diff --git a/drivers/mfd/twl4030-codec.c b/drivers/mfd/twl4030-codec.c
> new file mode 100644
> index 0000000..9710307
> --- /dev/null
> +++ b/drivers/mfd/twl4030-codec.c
> @@ -0,0 +1,241 @@
> +/*
> + * MFD driver for twl4030 codec submodule
> + *
> + * Author:	Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>
> + *
> + * Copyright:   (C) 2009 Nokia Corporation
> + *
> + * 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.
> + *
> + * This program is distributed in the hope that it will be useful, but
> + * WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * General Public License for more details.
> + *
> + * 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., 51 Franklin St, Fifth Floor, Boston, MA
> + * 02110-1301 USA
> + *
> + */
> +
> +#include <linux/module.h>
> +#include <linux/types.h>
> +#include <linux/kernel.h>
> +#include <linux/fs.h>
> +#include <linux/platform_device.h>
> +#include <linux/i2c/twl4030.h>
> +#include <linux/mfd/core.h>
> +#include <linux/mfd/twl4030-codec.h>
> +
> +#define TWL4030_CODEC_CELLS	2
> +
> +static struct platform_device *twl4030_codec_dev;
> +
> +struct twl4030_codec_resource {
> +	int request_count;
> +	u8 reg;
> +	u8 mask;
> +};
> +
> +struct twl4030_codec {
> +	struct mutex mutex;
> +	struct twl4030_codec_resource resource[TWL4030_CODEC_RES_MAX];
> +	struct mfd_cell cells[TWL4030_CODEC_CELLS];
> +};
> +
> +/*
> + * Modify the resource, the function returns the content of the register
> + * after the modification.
> + */
> +static int twl4030_codec_set_resource(enum twl4030_codec_res id, int enable)
> +{
> +	struct twl4030_codec *codec = platform_get_drvdata(twl4030_codec_dev);
> +	u8 val;
> +
> +	twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &val,
> +			codec->resource[id].reg);
> +
> +	if (enable)
> +		val |= codec->resource[id].mask;
> +	else
> +		val &= ~codec->resource[id].mask;
> +
> +	twl4030_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
> +					val, codec->resource[id].reg);
> +
> +	return val;
> +}
> +
> +static inline int twl4030_codec_get_resource(enum twl4030_codec_res id)
> +{
> +	struct twl4030_codec *codec = platform_get_drvdata(twl4030_codec_dev);
> +	u8 val;
> +
> +	twl4030_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &val,
> +			codec->resource[id].reg);
> +
> +	return val;
> +}
> +
> +/*
> + * Enable the resource.
> + * The function returns with error or the content of the register
> + */
> +int twl4030_codec_enable_resource(enum twl4030_codec_res id)
> +{
> +	struct twl4030_codec *codec = platform_get_drvdata(twl4030_codec_dev);
> +	int val;
> +
> +	if (id >= TWL4030_CODEC_RES_MAX) {
> +		dev_err(&twl4030_codec_dev->dev,
> +				"Invalid resource ID (%u)\n", id);
> +		return -EINVAL;
> +	}
> +
> +	mutex_lock(&codec->mutex);
> +	if (!codec->resource[id].request_count)
> +		/* Resource was disabled, enable it */
> +		val = twl4030_codec_set_resource(id, 1);
> +	else
> +		val = twl4030_codec_get_resource(id);
> +
> +	codec->resource[id].request_count++;
> +	mutex_unlock(&codec->mutex);
> +
> +	return val;
> +}
> +EXPORT_SYMBOL_GPL(twl4030_codec_enable_resource);
> +
> +/*
> + * Disable the resource.
> + * The function returns with error or the content of the register
> + */
> +int twl4030_codec_disable_resource(unsigned id)
> +{
> +	struct twl4030_codec *codec = platform_get_drvdata(twl4030_codec_dev);
> +	int val;
> +
> +	if (id >= TWL4030_CODEC_RES_MAX) {
> +		dev_err(&twl4030_codec_dev->dev,
> +				"Invalid resource ID (%u)\n", id);
> +		return -EINVAL;
> +	}
> +
> +	mutex_lock(&codec->mutex);
> +	if (!codec->resource[id].request_count) {
> +		dev_err(&twl4030_codec_dev->dev,
> +			"Resource has been disabled already (%u)\n", id);
> +		mutex_unlock(&codec->mutex);
> +		return -EPERM;
> +	}
> +	codec->resource[id].request_count--;
> +
> +	if (!codec->resource[id].request_count)
> +		/* Resource can be disabled now */
> +		val = twl4030_codec_set_resource(id, 0);
> +	else
> +		val = twl4030_codec_get_resource(id);
> +
> +	mutex_unlock(&codec->mutex);
> +
> +	return val;
> +}
> +EXPORT_SYMBOL_GPL(twl4030_codec_disable_resource);
> +
> +static int __devinit twl4030_codec_probe(struct platform_device *pdev)
> +{
> +	struct twl4030_codec *codec;
> +	struct twl4030_codec_data *pdata = pdev->dev.platform_data;
> +	struct mfd_cell *cell = NULL;
> +	int ret, childs = 0;
> +
> +	codec = kzalloc(sizeof(struct twl4030_codec), GFP_KERNEL);
> +	if (!codec)
> +		return -ENOMEM;
> +
> +	platform_set_drvdata(pdev, codec);
> +
> +	twl4030_codec_dev = pdev;
> +	mutex_init(&codec->mutex);
> +
> +	/* Codec power */
> +	codec->resource[TWL4030_CODEC_RES_POWER].reg = TWL4030_REG_CODEC_MODE;
> +	codec->resource[TWL4030_CODEC_RES_POWER].mask = TWL4030_CODECPDZ;
> +
> +	/* PLL */
> +	codec->resource[TWL4030_CODEC_RES_APLL].reg = TWL4030_REG_APLL_CTL;
> +	codec->resource[TWL4030_CODEC_RES_APLL].mask = TWL4030_APLL_EN;
> +
> +	if (pdata->audio) {
> +		cell = &codec->cells[childs];
> +		cell->name = "twl4030_codec_audio";
> +		cell->platform_data = pdata->audio;
> +		cell->data_size = sizeof(*pdata->audio);
> +		childs++;
> +	}
> +	if (pdata->vibra) {
> +		cell = &codec->cells[childs];
> +		cell->name = "twl4030_codec_vibra";
> +		cell->platform_data = pdata->vibra;
> +		cell->data_size = sizeof(*pdata->vibra);
> +		childs++;
> +	}
> +
> +	if (childs)
> +		ret = mfd_add_devices(&pdev->dev, pdev->id, codec->cells,
> +				      childs, NULL, 0);
> +	else {
> +		dev_err(&pdev->dev, "No platform data found for childs\n");
> +		ret = -ENODEV;
> +	}
> +
> +	if (!ret)
> +		return 0;
> +
> +	platform_set_drvdata(pdev, NULL);
> +	kfree(codec);
> +	twl4030_codec_dev = NULL;
> +	return ret;
> +}
> +
> +static int __devexit twl4030_codec_remove(struct platform_device *pdev)
> +{
> +	struct twl4030_codec *codec = platform_get_drvdata(pdev);
> +
> +	mfd_remove_devices(&pdev->dev);
> +	platform_set_drvdata(pdev, NULL);
> +	kfree(codec);
> +	twl4030_codec_dev = NULL;
> +
> +	return 0;
> +}
> +
> +MODULE_ALIAS("platform:twl4030_codec");
> +
> +static struct platform_driver twl4030_codec_driver = {
> +	.probe		= twl4030_codec_probe,
> +	.remove		= __devexit_p(twl4030_codec_remove),
> +	.driver		= {
> +		.owner	= THIS_MODULE,
> +		.name	= "twl4030_codec",
> +	},
> +};
> +
> +static int __devinit twl4030_codec_init(void)
> +{
> +	return platform_driver_register(&twl4030_codec_driver);
> +}
> +module_init(twl4030_codec_init);
> +
> +static void __devexit twl4030_codec_exit(void)
> +{
> +	platform_driver_unregister(&twl4030_codec_driver);
> +}
> +module_exit(twl4030_codec_exit);
> +
> +MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>");
> +MODULE_LICENSE("GPL");
> +
> diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
> index e424cf6..0ee81e4 100644
> --- a/drivers/mfd/twl4030-core.c
> +++ b/drivers/mfd/twl4030-core.c
> @@ -114,6 +114,12 @@
>  #define twl_has_watchdog()        false
>  #endif
> 
> +#if defined(CONFIG_TWL4030_CODEC) || defined(CONFIG_TWL4030_CODEC_MODULE)
> +#define twl_has_codec()	true
> +#else
> +#define twl_has_codec()	false
> +#endif
> +
>  /* Triton Core internal information (BEGIN) */
> 
>  /* Last - for index max*/
> @@ -557,6 +563,14 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
>  			return PTR_ERR(child);
>  	}
> 
> +	if (twl_has_codec() && pdata->codec) {
> +		child = add_child(1, "twl4030_codec",
> +				pdata->codec, sizeof(*pdata->codec),
> +				false, 0, 0);
> +		if (IS_ERR(child))
> +			return PTR_ERR(child);
> +	}
> +
>  	if (twl_has_regulator()) {
>  		/*
>  		child = add_regulator(TWL4030_REG_VPLL1, pdata->vpll1);
> diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
> index 2d02dfd..42d6c72 100644
> --- a/include/linux/i2c/twl4030.h
> +++ b/include/linux/i2c/twl4030.h
> @@ -401,6 +401,23 @@ struct twl4030_power_data {
> 
>  extern void twl4030_power_init(struct twl4030_power_data *triton2_scripts);
> 
> +struct twl4030_codec_audio_data {
> +	unsigned int	audio_mclk;
> +	unsigned int ramp_delay_value;
> +	unsigned int hs_extmute:1;
> +	void (*set_hs_extmute)(int mute);
> +};
> +
> +struct twl4030_codec_vibra_data {
> +	unsigned int	audio_mclk;
> +	unsigned int	coexist;
> +};
> +
> +struct twl4030_codec_data {
> +	struct twl4030_codec_audio_data		*audio;
> +	struct twl4030_codec_vibra_data		*vibra;
> +};
> +
>  struct twl4030_platform_data {
>  	unsigned				irq_base, irq_end;
>  	struct twl4030_bci_platform_data	*bci;
> @@ -409,6 +426,7 @@ struct twl4030_platform_data {
>  	struct twl4030_keypad_data		*keypad;
>  	struct twl4030_usb_data			*usb;
>  	struct twl4030_power_data		*power;
> +	struct twl4030_codec_data		*codec;
> 
>  	/* LDO regulators */
>  	struct regulator_init_data		*vdac;
> diff --git a/include/linux/mfd/twl4030-codec.h b/include/linux/mfd/twl4030-codec.h
> new file mode 100644
> index 0000000..ef0a304
> --- /dev/null
> +++ b/include/linux/mfd/twl4030-codec.h
> @@ -0,0 +1,271 @@
> +/*
> + * MFD driver for twl4030 codec submodule
> + *
> + * Author:	Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>
> + *
> + * Copyright:   (C) 2009 Nokia Corporation
> + *
> + * 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.
> + *
> + * This program is distributed in the hope that it will be useful, but
> + * WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * General Public License for more details.
> + *
> + * 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., 51 Franklin St, Fifth Floor, Boston, MA
> + * 02110-1301 USA
> + *
> + */
> +
> +#ifndef __TWL4030_CODEC_H__
> +#define __TWL4030_CODEC_H__
> +
> +/* Codec registers */
> +#define TWL4030_REG_CODEC_MODE		0x01
> +#define TWL4030_REG_OPTION		0x02
> +#define TWL4030_REG_UNKNOWN		0x03
> +#define TWL4030_REG_MICBIAS_CTL		0x04
> +#define TWL4030_REG_ANAMICL		0x05
> +#define TWL4030_REG_ANAMICR		0x06
> +#define TWL4030_REG_AVADC_CTL		0x07
> +#define TWL4030_REG_ADCMICSEL		0x08
> +#define TWL4030_REG_DIGMIXING		0x09
> +#define TWL4030_REG_ATXL1PGA		0x0A
> +#define TWL4030_REG_ATXR1PGA		0x0B
> +#define TWL4030_REG_AVTXL2PGA		0x0C
> +#define TWL4030_REG_AVTXR2PGA		0x0D
> +#define TWL4030_REG_AUDIO_IF		0x0E
> +#define TWL4030_REG_VOICE_IF		0x0F
> +#define TWL4030_REG_ARXR1PGA		0x10
> +#define TWL4030_REG_ARXL1PGA		0x11
> +#define TWL4030_REG_ARXR2PGA		0x12
> +#define TWL4030_REG_ARXL2PGA		0x13
> +#define TWL4030_REG_VRXPGA		0x14
> +#define TWL4030_REG_VSTPGA		0x15
> +#define TWL4030_REG_VRX2ARXPGA		0x16
> +#define TWL4030_REG_AVDAC_CTL		0x17
> +#define TWL4030_REG_ARX2VTXPGA		0x18
> +#define TWL4030_REG_ARXL1_APGA_CTL	0x19
> +#define TWL4030_REG_ARXR1_APGA_CTL	0x1A
> +#define TWL4030_REG_ARXL2_APGA_CTL	0x1B
> +#define TWL4030_REG_ARXR2_APGA_CTL	0x1C
> +#define TWL4030_REG_ATX2ARXPGA		0x1D
> +#define TWL4030_REG_BT_IF		0x1E
> +#define TWL4030_REG_BTPGA		0x1F
> +#define TWL4030_REG_BTSTPGA		0x20
> +#define TWL4030_REG_EAR_CTL		0x21
> +#define TWL4030_REG_HS_SEL		0x22
> +#define TWL4030_REG_HS_GAIN_SET		0x23
> +#define TWL4030_REG_HS_POPN_SET		0x24
> +#define TWL4030_REG_PREDL_CTL		0x25
> +#define TWL4030_REG_PREDR_CTL		0x26
> +#define TWL4030_REG_PRECKL_CTL		0x27
> +#define TWL4030_REG_PRECKR_CTL		0x28
> +#define TWL4030_REG_HFL_CTL		0x29
> +#define TWL4030_REG_HFR_CTL		0x2A
> +#define TWL4030_REG_ALC_CTL		0x2B
> +#define TWL4030_REG_ALC_SET1		0x2C
> +#define TWL4030_REG_ALC_SET2		0x2D
> +#define TWL4030_REG_BOOST_CTL		0x2E
> +#define TWL4030_REG_SOFTVOL_CTL		0x2F
> +#define TWL4030_REG_DTMF_FREQSEL	0x30
> +#define TWL4030_REG_DTMF_TONEXT1H	0x31
> +#define TWL4030_REG_DTMF_TONEXT1L	0x32
> +#define TWL4030_REG_DTMF_TONEXT2H	0x33
> +#define TWL4030_REG_DTMF_TONEXT2L	0x34
> +#define TWL4030_REG_DTMF_TONOFF		0x35
> +#define TWL4030_REG_DTMF_WANONOFF	0x36
> +#define TWL4030_REG_I2S_RX_SCRAMBLE_H	0x37
> +#define TWL4030_REG_I2S_RX_SCRAMBLE_M	0x38
> +#define TWL4030_REG_I2S_RX_SCRAMBLE_L	0x39
> +#define TWL4030_REG_APLL_CTL		0x3A
> +#define TWL4030_REG_DTMF_CTL		0x3B
> +#define TWL4030_REG_DTMF_PGA_CTL2	0x3C
> +#define TWL4030_REG_DTMF_PGA_CTL1	0x3D
> +#define TWL4030_REG_MISC_SET_1		0x3E
> +#define TWL4030_REG_PCMBTMUX		0x3F
> +#define TWL4030_REG_RX_PATH_SEL		0x43
> +#define TWL4030_REG_VDL_APGA_CTL	0x44
> +#define TWL4030_REG_VIBRA_CTL		0x45
> +#define TWL4030_REG_VIBRA_SET		0x46
> +#define TWL4030_REG_VIBRA_PWM_SET	0x47
> +#define TWL4030_REG_ANAMIC_GAIN		0x48
> +#define TWL4030_REG_MISC_SET_2		0x49
> +
> +/* Bitfield Definitions */
> +
> +/* TWL4030_CODEC_MODE (0x01) Fields */
> +#define TWL4030_APLL_RATE		0xF0
> +#define TWL4030_APLL_RATE_8000		0x00
> +#define TWL4030_APLL_RATE_11025		0x10
> +#define TWL4030_APLL_RATE_12000		0x20
> +#define TWL4030_APLL_RATE_16000		0x40
> +#define TWL4030_APLL_RATE_22050		0x50
> +#define TWL4030_APLL_RATE_24000		0x60
> +#define TWL4030_APLL_RATE_32000		0x80
> +#define TWL4030_APLL_RATE_44100		0x90
> +#define TWL4030_APLL_RATE_48000		0xA0
> +#define TWL4030_APLL_RATE_96000		0xE0
> +#define TWL4030_SEL_16K			0x08
> +#define TWL4030_CODECPDZ		0x02
> +#define TWL4030_OPT_MODE		0x01
> +#define TWL4030_OPTION_1		(1 << 0)
> +#define TWL4030_OPTION_2		(0 << 0)
> +
> +/* TWL4030_OPTION (0x02) Fields */
> +#define TWL4030_ATXL1_EN		(1 << 0)
> +#define TWL4030_ATXR1_EN		(1 << 1)
> +#define TWL4030_ATXL2_VTXL_EN		(1 << 2)
> +#define TWL4030_ATXR2_VTXR_EN		(1 << 3)
> +#define TWL4030_ARXL1_VRX_EN		(1 << 4)
> +#define TWL4030_ARXR1_EN		(1 << 5)
> +#define TWL4030_ARXL2_EN		(1 << 6)
> +#define TWL4030_ARXR2_EN		(1 << 7)
> +
> +/* TWL4030_REG_MICBIAS_CTL (0x04) Fields */
> +#define TWL4030_MICBIAS2_CTL		0x40
> +#define TWL4030_MICBIAS1_CTL		0x20
> +#define TWL4030_HSMICBIAS_EN		0x04
> +#define TWL4030_MICBIAS2_EN		0x02
> +#define TWL4030_MICBIAS1_EN		0x01
> +
> +/* ANAMICL (0x05) Fields */
> +#define TWL4030_CNCL_OFFSET_START	0x80
> +#define TWL4030_OFFSET_CNCL_SEL		0x60
> +#define TWL4030_OFFSET_CNCL_SEL_ARX1	0x00
> +#define TWL4030_OFFSET_CNCL_SEL_ARX2	0x20
> +#define TWL4030_OFFSET_CNCL_SEL_VRX	0x40
> +#define TWL4030_OFFSET_CNCL_SEL_ALL	0x60
> +#define TWL4030_MICAMPL_EN		0x10
> +#define TWL4030_CKMIC_EN		0x08
> +#define TWL4030_AUXL_EN			0x04
> +#define TWL4030_HSMIC_EN		0x02
> +#define TWL4030_MAINMIC_EN		0x01
> +
> +/* ANAMICR (0x06) Fields */
> +#define TWL4030_MICAMPR_EN		0x10
> +#define TWL4030_AUXR_EN			0x04
> +#define TWL4030_SUBMIC_EN		0x01
> +
> +/* AVADC_CTL (0x07) Fields */
> +#define TWL4030_ADCL_EN			0x08
> +#define TWL4030_AVADC_CLK_PRIORITY	0x04
> +#define TWL4030_ADCR_EN			0x02
> +
> +/* TWL4030_REG_ADCMICSEL (0x08) Fields */
> +#define TWL4030_DIGMIC1_EN		0x08
> +#define TWL4030_TX2IN_SEL		0x04
> +#define TWL4030_DIGMIC0_EN		0x02
> +#define TWL4030_TX1IN_SEL		0x01
> +
> +/* AUDIO_IF (0x0E) Fields */
> +#define TWL4030_AIF_SLAVE_EN		0x80
> +#define TWL4030_DATA_WIDTH		0x60
> +#define TWL4030_DATA_WIDTH_16S_16W	0x00
> +#define TWL4030_DATA_WIDTH_32S_16W	0x40
> +#define TWL4030_DATA_WIDTH_32S_24W	0x60
> +#define TWL4030_AIF_FORMAT		0x18
> +#define TWL4030_AIF_FORMAT_CODEC	0x00
> +#define TWL4030_AIF_FORMAT_LEFT		0x08
> +#define TWL4030_AIF_FORMAT_RIGHT	0x10
> +#define TWL4030_AIF_FORMAT_TDM		0x18
> +#define TWL4030_AIF_TRI_EN		0x04
> +#define TWL4030_CLK256FS_EN		0x02
> +#define TWL4030_AIF_EN			0x01
> +
> +/* VOICE_IF (0x0F) Fields */
> +#define TWL4030_VIF_SLAVE_EN		0x80
> +#define TWL4030_VIF_DIN_EN		0x40
> +#define TWL4030_VIF_DOUT_EN		0x20
> +#define TWL4030_VIF_SWAP		0x10
> +#define TWL4030_VIF_FORMAT		0x08
> +#define TWL4030_VIF_TRI_EN		0x04
> +#define TWL4030_VIF_SUB_EN		0x02
> +#define TWL4030_VIF_EN			0x01
> +
> +/* EAR_CTL (0x21) */
> +#define TWL4030_EAR_GAIN		0x30
> +
> +/* HS_GAIN_SET (0x23) Fields */
> +#define TWL4030_HSR_GAIN		0x0C
> +#define TWL4030_HSR_GAIN_PWR_DOWN	0x00
> +#define TWL4030_HSR_GAIN_PLUS_6DB	0x04
> +#define TWL4030_HSR_GAIN_0DB		0x08
> +#define TWL4030_HSR_GAIN_MINUS_6DB	0x0C
> +#define TWL4030_HSL_GAIN		0x03
> +#define TWL4030_HSL_GAIN_PWR_DOWN	0x00
> +#define TWL4030_HSL_GAIN_PLUS_6DB	0x01
> +#define TWL4030_HSL_GAIN_0DB		0x02
> +#define TWL4030_HSL_GAIN_MINUS_6DB	0x03
> +
> +/* HS_POPN_SET (0x24) Fields */
> +#define TWL4030_VMID_EN			0x40
> +#define	TWL4030_EXTMUTE			0x20
> +#define TWL4030_RAMP_DELAY		0x1C
> +#define TWL4030_RAMP_DELAY_20MS		0x00
> +#define TWL4030_RAMP_DELAY_40MS		0x04
> +#define TWL4030_RAMP_DELAY_81MS		0x08
> +#define TWL4030_RAMP_DELAY_161MS	0x0C
> +#define TWL4030_RAMP_DELAY_323MS	0x10
> +#define TWL4030_RAMP_DELAY_645MS	0x14
> +#define TWL4030_RAMP_DELAY_1291MS	0x18
> +#define TWL4030_RAMP_DELAY_2581MS	0x1C
> +#define TWL4030_RAMP_EN			0x02
> +
> +/* PREDL_CTL (0x25) */
> +#define TWL4030_PREDL_GAIN		0x30
> +
> +/* PREDR_CTL (0x26) */
> +#define TWL4030_PREDR_GAIN		0x30
> +
> +/* PRECKL_CTL (0x27) */
> +#define TWL4030_PRECKL_GAIN		0x30
> +
> +/* PRECKR_CTL (0x28) */
> +#define TWL4030_PRECKR_GAIN		0x30
> +
> +/* HFL_CTL (0x29, 0x2A) Fields */
> +#define TWL4030_HF_CTL_HB_EN		0x04
> +#define TWL4030_HF_CTL_LOOP_EN		0x08
> +#define TWL4030_HF_CTL_RAMP_EN		0x10
> +#define TWL4030_HF_CTL_REF_EN		0x20
> +
> +/* APLL_CTL (0x3A) Fields */
> +#define TWL4030_APLL_EN			0x10
> +#define TWL4030_APLL_INFREQ		0x0F
> +#define TWL4030_APLL_INFREQ_19200KHZ	0x05
> +#define TWL4030_APLL_INFREQ_26000KHZ	0x06
> +#define TWL4030_APLL_INFREQ_38400KHZ	0x0F
> +
> +/* REG_MISC_SET_1 (0x3E) Fields */
> +#define TWL4030_CLK64_EN		0x80
> +#define TWL4030_SCRAMBLE_EN		0x40
> +#define TWL4030_FMLOOP_EN		0x20
> +#define TWL4030_SMOOTH_ANAVOL_EN	0x02
> +#define TWL4030_DIGMIC_LR_SWAP_EN	0x01
> +
> +/* VIBRA_CTL (0x45) */
> +#define TWL4030_VIBRA_EN		0x01
> +#define TWL4030_VIBRA_DIR		0x02
> +#define TWL4030_VIBRA_AUDIO_SEL_L1	(0x00 << 2)
> +#define TWL4030_VIBRA_AUDIO_SEL_R1	(0x01 << 2)
> +#define TWL4030_VIBRA_AUDIO_SEL_L2	(0x02 << 2)
> +#define TWL4030_VIBRA_AUDIO_SEL_R2	(0x03 << 2)
> +#define TWL4030_VIBRA_SEL		0x10
> +#define TWL4030_VIBRA_DIR_SEL		0x20
> +
> +/* TWL4030 codec resource IDs */
> +enum twl4030_codec_res {
> +	TWL4030_CODEC_RES_POWER = 0,
> +	TWL4030_CODEC_RES_APLL,
> +	TWL4030_CODEC_RES_MAX,
> +};
> +
> +int twl4030_codec_disable_resource(enum twl4030_codec_res id);
> +int twl4030_codec_enable_resource(enum twl4030_codec_res id);
> +
> +#endif	/* End of __TWL4030_CODEC_H__ */
> --
> 1.6.5.1
> 

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Intel Open Source Technology Centre
http://oss.intel.com/
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