include/linux/mfd/twl6040.h - kernel/quantenna - Git at Google

 /*
  * MFD driver for twl6040
  *
  * Authors:     Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
  *              Misael Lopez Cruz <misael.lopez@ti.com>
  *
  * Copyright:   (C) 2011 Texas Instruments, Inc.
  *
  * 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 __TWL6040_CODEC_H__
 #define __TWL6040_CODEC_H__

 #include <linux/interrupt.h>
 #include <linux/mfd/core.h>
 #include <linux/regulator/consumer.h>
 #include <linux/clk.h>

 #define TWL6040_REG_ASICID		0x01
 #define TWL6040_REG_ASICREV		0x02
 #define TWL6040_REG_INTID		0x03
 #define TWL6040_REG_INTMR		0x04
 #define TWL6040_REG_NCPCTL		0x05
 #define TWL6040_REG_LDOCTL		0x06
 #define TWL6040_REG_HPPLLCTL		0x07
 #define TWL6040_REG_LPPLLCTL		0x08
 #define TWL6040_REG_LPPLLDIV		0x09
 #define TWL6040_REG_AMICBCTL		0x0A
 #define TWL6040_REG_DMICBCTL		0x0B
 #define TWL6040_REG_MICLCTL		0x0C
 #define TWL6040_REG_MICRCTL		0x0D
 #define TWL6040_REG_MICGAIN		0x0E
 #define TWL6040_REG_LINEGAIN		0x0F
 #define TWL6040_REG_HSLCTL		0x10
 #define TWL6040_REG_HSRCTL		0x11
 #define TWL6040_REG_HSGAIN		0x12
 #define TWL6040_REG_EARCTL		0x13
 #define TWL6040_REG_HFLCTL		0x14
 #define TWL6040_REG_HFLGAIN		0x15
 #define TWL6040_REG_HFRCTL		0x16
 #define TWL6040_REG_HFRGAIN		0x17
 #define TWL6040_REG_VIBCTLL		0x18
 #define TWL6040_REG_VIBDATL		0x19
 #define TWL6040_REG_VIBCTLR		0x1A
 #define TWL6040_REG_VIBDATR		0x1B
 #define TWL6040_REG_HKCTL1		0x1C
 #define TWL6040_REG_HKCTL2		0x1D
 #define TWL6040_REG_GPOCTL		0x1E
 #define TWL6040_REG_ALB			0x1F
 #define TWL6040_REG_DLB			0x20
 #define TWL6040_REG_TRIM1		0x28
 #define TWL6040_REG_TRIM2		0x29
 #define TWL6040_REG_TRIM3		0x2A
 #define TWL6040_REG_HSOTRIM		0x2B
 #define TWL6040_REG_HFOTRIM		0x2C
 #define TWL6040_REG_ACCCTL		0x2D
 #define TWL6040_REG_STATUS		0x2E

 /* INTID (0x03) fields */

 #define TWL6040_THINT			0x01
 #define TWL6040_PLUGINT			0x02
 #define TWL6040_UNPLUGINT		0x04
 #define TWL6040_HOOKINT			0x08
 #define TWL6040_HFINT			0x10
 #define TWL6040_VIBINT			0x20
 #define TWL6040_READYINT		0x40

 /* INTMR (0x04) fields */

 #define TWL6040_THMSK			0x01
 #define TWL6040_PLUGMSK			0x02
 #define TWL6040_HOOKMSK			0x08
 #define TWL6040_HFMSK			0x10
 #define TWL6040_VIBMSK			0x20
 #define TWL6040_READYMSK		0x40
 #define TWL6040_ALLINT_MSK		0x7B

 /* NCPCTL (0x05) fields */

 #define TWL6040_NCPENA			0x01
 #define TWL6040_NCPOPEN			0x40

 /* LDOCTL (0x06) fields */

 #define TWL6040_LSLDOENA		0x01
 #define TWL6040_HSLDOENA		0x04
 #define TWL6040_REFENA			0x40
 #define TWL6040_OSCENA			0x80

 /* HPPLLCTL (0x07) fields */

 #define TWL6040_HPLLENA			0x01
 #define TWL6040_HPLLRST			0x02
 #define TWL6040_HPLLBP			0x04
 #define TWL6040_HPLLSQRENA		0x08
 #define TWL6040_MCLK_12000KHZ		(0 << 5)
 #define TWL6040_MCLK_19200KHZ		(1 << 5)
 #define TWL6040_MCLK_26000KHZ		(2 << 5)
 #define TWL6040_MCLK_38400KHZ		(3 << 5)
 #define TWL6040_MCLK_MSK		0x60

 /* LPPLLCTL (0x08) fields */

 #define TWL6040_LPLLENA			0x01
 #define TWL6040_LPLLRST			0x02
 #define TWL6040_LPLLSEL			0x04
 #define TWL6040_LPLLFIN			0x08
 #define TWL6040_HPLLSEL			0x10

 /* HSLCTL/R (0x10/0x11) fields */

 #define TWL6040_HSDACENA		(1 << 0)
 #define TWL6040_HSDACMODE		(1 << 1)
 #define TWL6040_HSDRVENA		(1 << 2)
 #define TWL6040_HSDRVMODE		(1 << 3)

 /* HFLCTL/R (0x14/0x16) fields */

 #define TWL6040_HFDACENA		(1 << 0)
 #define TWL6040_HFPGAENA		(1 << 1)
 #define TWL6040_HFDRVENA		(1 << 4)
 #define TWL6040_HFSWENA			(1 << 6)

 /* VIBCTLL/R (0x18/0x1A) fields */

 #define TWL6040_VIBENA			(1 << 0)
 #define TWL6040_VIBSEL			(1 << 1)
 #define TWL6040_VIBCTRL			(1 << 2)
 #define TWL6040_VIBCTRL_P		(1 << 3)
 #define TWL6040_VIBCTRL_N		(1 << 4)

 /* VIBDATL/R (0x19/0x1B) fields */

 #define TWL6040_VIBDAT_MAX		0x64

 /* GPOCTL (0x1E) fields */

 #define TWL6040_GPO1			0x01
 #define TWL6040_GPO2			0x02
 #define TWL6040_GPO3			0x04

 /* ACCCTL (0x2D) fields */

 #define TWL6040_I2CSEL			0x01
 #define TWL6040_RESETSPLIT		0x04
 #define TWL6040_INTCLRMODE		0x08
 #define TWL6040_I2CMODE(x)		((x & 0x3) << 4)

 /* STATUS (0x2E) fields */

 #define TWL6040_PLUGCOMP		0x02
 #define TWL6040_VIBLOCDET		0x10
 #define TWL6040_VIBROCDET		0x20
 #define TWL6040_TSHUTDET                0x40

 #define TWL6040_CELLS			3

 #define TWL6040_REV_ES1_0		0x00
 #define TWL6040_REV_ES1_1		0x01 /* Rev ES1.1 and ES1.2 */
 #define TWL6040_REV_ES1_3		0x02
 #define TWL6041_REV_ES2_0		0x10

 #define TWL6040_IRQ_TH			0
 #define TWL6040_IRQ_PLUG		1
 #define TWL6040_IRQ_HOOK		2
 #define TWL6040_IRQ_HF			3
 #define TWL6040_IRQ_VIB			4
 #define TWL6040_IRQ_READY		5

 /* PLL selection */
 #define TWL6040_SYSCLK_SEL_LPPLL	0
 #define TWL6040_SYSCLK_SEL_HPPLL	1

 #define TWL6040_GPO_MAX	3

 /* TODO: All platform data struct can be removed */
 struct twl6040_codec_data {
 	u16 hs_left_step;
 	u16 hs_right_step;
 	u16 hf_left_step;
 	u16 hf_right_step;
 };

 struct twl6040_vibra_data {
 	unsigned int vibldrv_res;	/* left driver resistance */
 	unsigned int vibrdrv_res;	/* right driver resistance */
 	unsigned int viblmotor_res;	/* left motor resistance */
 	unsigned int vibrmotor_res;	/* right motor resistance */
 	int vddvibl_uV;			/* VDDVIBL volt, set 0 for fixed reg */
 	int vddvibr_uV;			/* VDDVIBR volt, set 0 for fixed reg */
 };

 struct twl6040_gpo_data {
 	int gpio_base;
 };

 struct twl6040_platform_data {
 	int audpwron_gpio;	/* audio power-on gpio */

 	struct twl6040_codec_data *codec;
 	struct twl6040_vibra_data *vibra;
 	struct twl6040_gpo_data *gpo;
 };

 struct regmap;
 struct regmap_irq_chips_data;

 struct twl6040 {
 	struct device *dev;
 	struct regmap *regmap;
 	struct regmap_irq_chip_data *irq_data;
 	struct regulator_bulk_data supplies[2]; /* supplies for vio, v2v1 */
 	struct clk *clk32k;
 	struct mutex mutex;
 	struct mutex irq_mutex;
 	struct mfd_cell cells[TWL6040_CELLS];
 	struct completion ready;

 	int audpwron;
 	int power_count;
 	int rev;

 	/* PLL configuration */
 	int pll;
 	unsigned int sysclk;
 	unsigned int mclk;

 	unsigned int irq;
 	unsigned int irq_ready;
 	unsigned int irq_th;
 };

 int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg);
 int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg,
 		      u8 val);
 int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg,
 		     u8 mask);
 int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg,
 		       u8 mask);
 int twl6040_power(struct twl6040 *twl6040, int on);
 int twl6040_set_pll(struct twl6040 *twl6040, int pll_id,
 		    unsigned int freq_in, unsigned int freq_out);
 int twl6040_get_pll(struct twl6040 *twl6040);
 unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);

 /* Get the combined status of the vibra control register */
 int twl6040_get_vibralr_status(struct twl6040 *twl6040);

 static inline int twl6040_get_revid(struct twl6040 *twl6040)
 {
 	return twl6040->rev;
 }


 #endif  /* End of __TWL6040_CODEC_H__ */
	/*
	* MFD driver for twl6040
	*
	* Authors: Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
	* Misael Lopez Cruz <misael.lopez@ti.com>
	*
	* Copyright: (C) 2011 Texas Instruments, Inc.
	*
	* 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 __TWL6040_CODEC_H__
	#define __TWL6040_CODEC_H__

	#include <linux/interrupt.h>
	#include <linux/mfd/core.h>
	#include <linux/regulator/consumer.h>
	#include <linux/clk.h>

	#define TWL6040_REG_ASICID 0x01
	#define TWL6040_REG_ASICREV 0x02
	#define TWL6040_REG_INTID 0x03
	#define TWL6040_REG_INTMR 0x04
	#define TWL6040_REG_NCPCTL 0x05
	#define TWL6040_REG_LDOCTL 0x06
	#define TWL6040_REG_HPPLLCTL 0x07
	#define TWL6040_REG_LPPLLCTL 0x08
	#define TWL6040_REG_LPPLLDIV 0x09
	#define TWL6040_REG_AMICBCTL 0x0A
	#define TWL6040_REG_DMICBCTL 0x0B
	#define TWL6040_REG_MICLCTL 0x0C
	#define TWL6040_REG_MICRCTL 0x0D
	#define TWL6040_REG_MICGAIN 0x0E
	#define TWL6040_REG_LINEGAIN 0x0F
	#define TWL6040_REG_HSLCTL 0x10
	#define TWL6040_REG_HSRCTL 0x11
	#define TWL6040_REG_HSGAIN 0x12
	#define TWL6040_REG_EARCTL 0x13
	#define TWL6040_REG_HFLCTL 0x14
	#define TWL6040_REG_HFLGAIN 0x15
	#define TWL6040_REG_HFRCTL 0x16
	#define TWL6040_REG_HFRGAIN 0x17
	#define TWL6040_REG_VIBCTLL 0x18
	#define TWL6040_REG_VIBDATL 0x19
	#define TWL6040_REG_VIBCTLR 0x1A
	#define TWL6040_REG_VIBDATR 0x1B
	#define TWL6040_REG_HKCTL1 0x1C
	#define TWL6040_REG_HKCTL2 0x1D
	#define TWL6040_REG_GPOCTL 0x1E
	#define TWL6040_REG_ALB 0x1F
	#define TWL6040_REG_DLB 0x20
	#define TWL6040_REG_TRIM1 0x28
	#define TWL6040_REG_TRIM2 0x29
	#define TWL6040_REG_TRIM3 0x2A
	#define TWL6040_REG_HSOTRIM 0x2B
	#define TWL6040_REG_HFOTRIM 0x2C
	#define TWL6040_REG_ACCCTL 0x2D
	#define TWL6040_REG_STATUS 0x2E

	/* INTID (0x03) fields */

	#define TWL6040_THINT 0x01
	#define TWL6040_PLUGINT 0x02
	#define TWL6040_UNPLUGINT 0x04
	#define TWL6040_HOOKINT 0x08
	#define TWL6040_HFINT 0x10
	#define TWL6040_VIBINT 0x20
	#define TWL6040_READYINT 0x40

	/* INTMR (0x04) fields */

	#define TWL6040_THMSK 0x01
	#define TWL6040_PLUGMSK 0x02
	#define TWL6040_HOOKMSK 0x08
	#define TWL6040_HFMSK 0x10
	#define TWL6040_VIBMSK 0x20
	#define TWL6040_READYMSK 0x40
	#define TWL6040_ALLINT_MSK 0x7B

	/* NCPCTL (0x05) fields */

	#define TWL6040_NCPENA 0x01
	#define TWL6040_NCPOPEN 0x40

	/* LDOCTL (0x06) fields */

	#define TWL6040_LSLDOENA 0x01
	#define TWL6040_HSLDOENA 0x04
	#define TWL6040_REFENA 0x40
	#define TWL6040_OSCENA 0x80

	/* HPPLLCTL (0x07) fields */

	#define TWL6040_HPLLENA 0x01
	#define TWL6040_HPLLRST 0x02
	#define TWL6040_HPLLBP 0x04
	#define TWL6040_HPLLSQRENA 0x08
	#define TWL6040_MCLK_12000KHZ (0 << 5)
	#define TWL6040_MCLK_19200KHZ (1 << 5)
	#define TWL6040_MCLK_26000KHZ (2 << 5)
	#define TWL6040_MCLK_38400KHZ (3 << 5)
	#define TWL6040_MCLK_MSK 0x60

	/* LPPLLCTL (0x08) fields */

	#define TWL6040_LPLLENA 0x01
	#define TWL6040_LPLLRST 0x02
	#define TWL6040_LPLLSEL 0x04
	#define TWL6040_LPLLFIN 0x08
	#define TWL6040_HPLLSEL 0x10

	/* HSLCTL/R (0x10/0x11) fields */

	#define TWL6040_HSDACENA (1 << 0)
	#define TWL6040_HSDACMODE (1 << 1)
	#define TWL6040_HSDRVENA (1 << 2)
	#define TWL6040_HSDRVMODE (1 << 3)

	/* HFLCTL/R (0x14/0x16) fields */

	#define TWL6040_HFDACENA (1 << 0)
	#define TWL6040_HFPGAENA (1 << 1)
	#define TWL6040_HFDRVENA (1 << 4)
	#define TWL6040_HFSWENA (1 << 6)

	/* VIBCTLL/R (0x18/0x1A) fields */

	#define TWL6040_VIBENA (1 << 0)
	#define TWL6040_VIBSEL (1 << 1)
	#define TWL6040_VIBCTRL (1 << 2)
	#define TWL6040_VIBCTRL_P (1 << 3)
	#define TWL6040_VIBCTRL_N (1 << 4)

	/* VIBDATL/R (0x19/0x1B) fields */

	#define TWL6040_VIBDAT_MAX 0x64

	/* GPOCTL (0x1E) fields */

	#define TWL6040_GPO1 0x01
	#define TWL6040_GPO2 0x02
	#define TWL6040_GPO3 0x04

	/* ACCCTL (0x2D) fields */

	#define TWL6040_I2CSEL 0x01
	#define TWL6040_RESETSPLIT 0x04
	#define TWL6040_INTCLRMODE 0x08
	#define TWL6040_I2CMODE(x) ((x & 0x3) << 4)

	/* STATUS (0x2E) fields */

	#define TWL6040_PLUGCOMP 0x02
	#define TWL6040_VIBLOCDET 0x10
	#define TWL6040_VIBROCDET 0x20
	#define TWL6040_TSHUTDET 0x40

	#define TWL6040_CELLS 3

	#define TWL6040_REV_ES1_0 0x00
	#define TWL6040_REV_ES1_1 0x01 /* Rev ES1.1 and ES1.2 */
	#define TWL6040_REV_ES1_3 0x02
	#define TWL6041_REV_ES2_0 0x10

	#define TWL6040_IRQ_TH 0
	#define TWL6040_IRQ_PLUG 1
	#define TWL6040_IRQ_HOOK 2
	#define TWL6040_IRQ_HF 3
	#define TWL6040_IRQ_VIB 4
	#define TWL6040_IRQ_READY 5

	/* PLL selection */
	#define TWL6040_SYSCLK_SEL_LPPLL 0
	#define TWL6040_SYSCLK_SEL_HPPLL 1

	#define TWL6040_GPO_MAX 3

	/* TODO: All platform data struct can be removed */
	struct twl6040_codec_data {
	u16 hs_left_step;
	u16 hs_right_step;
	u16 hf_left_step;
	u16 hf_right_step;
	};

	struct twl6040_vibra_data {
	unsigned int vibldrv_res; /* left driver resistance */
	unsigned int vibrdrv_res; /* right driver resistance */
	unsigned int viblmotor_res; /* left motor resistance */
	unsigned int vibrmotor_res; /* right motor resistance */
	int vddvibl_uV; /* VDDVIBL volt, set 0 for fixed reg */
	int vddvibr_uV; /* VDDVIBR volt, set 0 for fixed reg */
	};

	struct twl6040_gpo_data {
	int gpio_base;
	};

	struct twl6040_platform_data {
	int audpwron_gpio; /* audio power-on gpio */

	struct twl6040_codec_data *codec;
	struct twl6040_vibra_data *vibra;
	struct twl6040_gpo_data *gpo;
	};

	struct regmap;
	struct regmap_irq_chips_data;

	struct twl6040 {
	struct device *dev;
	struct regmap *regmap;
	struct regmap_irq_chip_data *irq_data;
	struct regulator_bulk_data supplies[2]; /* supplies for vio, v2v1 */
	struct clk *clk32k;
	struct mutex mutex;
	struct mutex irq_mutex;
	struct mfd_cell cells[TWL6040_CELLS];
	struct completion ready;

	int audpwron;
	int power_count;
	int rev;

	/* PLL configuration */
	int pll;
	unsigned int sysclk;
	unsigned int mclk;

	unsigned int irq;
	unsigned int irq_ready;
	unsigned int irq_th;
	};

	int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg);
	int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg,
	u8 val);
	int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg,
	u8 mask);
	int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg,
	u8 mask);
	int twl6040_power(struct twl6040 *twl6040, int on);
	int twl6040_set_pll(struct twl6040 *twl6040, int pll_id,
	unsigned int freq_in, unsigned int freq_out);
	int twl6040_get_pll(struct twl6040 *twl6040);
	unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);

	/* Get the combined status of the vibra control register */
	int twl6040_get_vibralr_status(struct twl6040 *twl6040);

	static inline int twl6040_get_revid(struct twl6040 *twl6040)
	{
	return twl6040->rev;
	}


	#endif /* End of __TWL6040_CODEC_H__ */