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/*
* 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>
#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
#define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1)
#define TWL6040_VIOREGNUM 18
#define TWL6040_VDDREGNUM 21
/* 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 (0x10) fields */
#define TWL6040_HSDACMODEL 0x02
#define TWL6040_HSDRVMODEL 0x08
/* HSRCTL (0x11) fields */
#define TWL6040_HSDACMODER 0x02
#define TWL6040_HSDRVMODER 0x08
/* VIBCTLL (0x18) fields */
#define TWL6040_VIBENAL 0x01
#define TWL6040_VIBCTRLL 0x04
#define TWL6040_VIBCTRLLP 0x08
#define TWL6040_VIBCTRLLN 0x10
/* VIBDATL (0x19) fields */
#define TWL6040_VIBDAT_MAX 0x64
/* VIBCTLR (0x1A) fields */
#define TWL6040_VIBENAR 0x01
#define TWL6040_VIBCTRLR 0x04
#define TWL6040_VIBCTRLRP 0x08
#define TWL6040_VIBCTRLRN 0x10
/* GPOCTL (0x1E) fields */
#define TWL6040_GPO1 0x01
#define TWL6040_GPO2 0x02
#define TWL6040_GPO3 0x03
/* ACCCTL (0x2D) fields */
#define TWL6040_I2CSEL 0x01
#define TWL6040_RESETSPLIT 0x04
#define TWL6040_INTCLRMODE 0x08
#define TWL6040_SYSCLK_SEL_LPPLL 1
#define TWL6040_SYSCLK_SEL_HPPLL 2
/* STATUS (0x2E) fields */
#define TWL6040_PLUGCOMP 0x02
#define TWL6040_VIBLOCDET 0x10
#define TWL6040_VIBROCDET 0x20
#define TWL6040_TSHUTDET 0x40
#define TWL6040_CELLS 2
#define TWL6040_REV_ES1_0 0x00
#define TWL6040_REV_ES1_1 0x01
#define TWL6040_REV_ES1_2 0x02
#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
enum twl6040_pll_id {
TWL6040_NOPLL_ID,
TWL6040_LPPLL_ID,
TWL6040_HPPLL_ID,
};
struct twl6040 {
struct device *dev;
struct mutex mutex;
struct mutex io_mutex;
struct mutex irq_mutex;
struct mfd_cell cells[TWL6040_CELLS];
struct completion ready;
int audpwron;
int power_count;
int rev;
enum twl6040_pll_id pll;
unsigned int sysclk;
unsigned int irq;
unsigned int irq_base;
u8 irq_masks_cur;
u8 irq_masks_cache;
};
static inline int twl6040_request_irq(struct twl6040 *twl6040, int irq,
irq_handler_t handler,
unsigned long irqflags,
const char *name,
void *data)
{
if (!twl6040->irq_base)
return -EINVAL;
return request_threaded_irq(twl6040->irq_base + irq, NULL, handler,
irqflags, name, data);
}
static inline void twl6040_free_irq(struct twl6040 *twl6040, int irq,
void *data)
{
if (!twl6040->irq_base)
return;
free_irq(twl6040->irq_base + irq, data);
}
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, enum twl6040_pll_id id,
unsigned int freq_in, unsigned int freq_out);
enum twl6040_pll_id twl6040_get_pll(struct twl6040 *twl6040);
unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);
int twl6040_irq_init(struct twl6040 *twl6040);
void twl6040_irq_exit(struct twl6040 *twl6040);
#endif /* End of __TWL6040_CODEC_H__ */
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