cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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twl6040.h (6716B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * MFD driver for twl6040
      4 *
      5 * Authors:     Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
      6 *              Misael Lopez Cruz <misael.lopez@ti.com>
      7 *
      8 * Copyright:   (C) 2011 Texas Instruments, Inc.
      9 */
     10
     11#ifndef __TWL6040_CODEC_H__
     12#define __TWL6040_CODEC_H__
     13
     14#include <linux/interrupt.h>
     15#include <linux/mfd/core.h>
     16#include <linux/regulator/consumer.h>
     17#include <linux/clk.h>
     18
     19#define TWL6040_REG_ASICID		0x01
     20#define TWL6040_REG_ASICREV		0x02
     21#define TWL6040_REG_INTID		0x03
     22#define TWL6040_REG_INTMR		0x04
     23#define TWL6040_REG_NCPCTL		0x05
     24#define TWL6040_REG_LDOCTL		0x06
     25#define TWL6040_REG_HPPLLCTL		0x07
     26#define TWL6040_REG_LPPLLCTL		0x08
     27#define TWL6040_REG_LPPLLDIV		0x09
     28#define TWL6040_REG_AMICBCTL		0x0A
     29#define TWL6040_REG_DMICBCTL		0x0B
     30#define TWL6040_REG_MICLCTL		0x0C
     31#define TWL6040_REG_MICRCTL		0x0D
     32#define TWL6040_REG_MICGAIN		0x0E
     33#define TWL6040_REG_LINEGAIN		0x0F
     34#define TWL6040_REG_HSLCTL		0x10
     35#define TWL6040_REG_HSRCTL		0x11
     36#define TWL6040_REG_HSGAIN		0x12
     37#define TWL6040_REG_EARCTL		0x13
     38#define TWL6040_REG_HFLCTL		0x14
     39#define TWL6040_REG_HFLGAIN		0x15
     40#define TWL6040_REG_HFRCTL		0x16
     41#define TWL6040_REG_HFRGAIN		0x17
     42#define TWL6040_REG_VIBCTLL		0x18
     43#define TWL6040_REG_VIBDATL		0x19
     44#define TWL6040_REG_VIBCTLR		0x1A
     45#define TWL6040_REG_VIBDATR		0x1B
     46#define TWL6040_REG_HKCTL1		0x1C
     47#define TWL6040_REG_HKCTL2		0x1D
     48#define TWL6040_REG_GPOCTL		0x1E
     49#define TWL6040_REG_ALB			0x1F
     50#define TWL6040_REG_DLB			0x20
     51#define TWL6040_REG_TRIM1		0x28
     52#define TWL6040_REG_TRIM2		0x29
     53#define TWL6040_REG_TRIM3		0x2A
     54#define TWL6040_REG_HSOTRIM		0x2B
     55#define TWL6040_REG_HFOTRIM		0x2C
     56#define TWL6040_REG_ACCCTL		0x2D
     57#define TWL6040_REG_STATUS		0x2E
     58
     59/* INTID (0x03) fields */
     60
     61#define TWL6040_THINT			0x01
     62#define TWL6040_PLUGINT			0x02
     63#define TWL6040_UNPLUGINT		0x04
     64#define TWL6040_HOOKINT			0x08
     65#define TWL6040_HFINT			0x10
     66#define TWL6040_VIBINT			0x20
     67#define TWL6040_READYINT		0x40
     68
     69/* INTMR (0x04) fields */
     70
     71#define TWL6040_THMSK			0x01
     72#define TWL6040_PLUGMSK			0x02
     73#define TWL6040_HOOKMSK			0x08
     74#define TWL6040_HFMSK			0x10
     75#define TWL6040_VIBMSK			0x20
     76#define TWL6040_READYMSK		0x40
     77#define TWL6040_ALLINT_MSK		0x7B
     78
     79/* NCPCTL (0x05) fields */
     80
     81#define TWL6040_NCPENA			0x01
     82#define TWL6040_NCPOPEN			0x40
     83
     84/* LDOCTL (0x06) fields */
     85
     86#define TWL6040_LSLDOENA		0x01
     87#define TWL6040_HSLDOENA		0x04
     88#define TWL6040_REFENA			0x40
     89#define TWL6040_OSCENA			0x80
     90
     91/* HPPLLCTL (0x07) fields */
     92
     93#define TWL6040_HPLLENA			0x01
     94#define TWL6040_HPLLRST			0x02
     95#define TWL6040_HPLLBP			0x04
     96#define TWL6040_HPLLSQRENA		0x08
     97#define TWL6040_MCLK_12000KHZ		(0 << 5)
     98#define TWL6040_MCLK_19200KHZ		(1 << 5)
     99#define TWL6040_MCLK_26000KHZ		(2 << 5)
    100#define TWL6040_MCLK_38400KHZ		(3 << 5)
    101#define TWL6040_MCLK_MSK		0x60
    102
    103/* LPPLLCTL (0x08) fields */
    104
    105#define TWL6040_LPLLENA			0x01
    106#define TWL6040_LPLLRST			0x02
    107#define TWL6040_LPLLSEL			0x04
    108#define TWL6040_LPLLFIN			0x08
    109#define TWL6040_HPLLSEL			0x10
    110
    111/* HSLCTL/R (0x10/0x11) fields */
    112
    113#define TWL6040_HSDACENA		(1 << 0)
    114#define TWL6040_HSDACMODE		(1 << 1)
    115#define TWL6040_HSDRVENA		(1 << 2)
    116#define TWL6040_HSDRVMODE		(1 << 3)
    117
    118/* HFLCTL/R (0x14/0x16) fields */
    119
    120#define TWL6040_HFDACENA		(1 << 0)
    121#define TWL6040_HFPGAENA		(1 << 1)
    122#define TWL6040_HFDRVENA		(1 << 4)
    123#define TWL6040_HFSWENA			(1 << 6)
    124
    125/* VIBCTLL/R (0x18/0x1A) fields */
    126
    127#define TWL6040_VIBENA			(1 << 0)
    128#define TWL6040_VIBSEL			(1 << 1)
    129#define TWL6040_VIBCTRL			(1 << 2)
    130#define TWL6040_VIBCTRL_P		(1 << 3)
    131#define TWL6040_VIBCTRL_N		(1 << 4)
    132
    133/* VIBDATL/R (0x19/0x1B) fields */
    134
    135#define TWL6040_VIBDAT_MAX		0x64
    136
    137/* GPOCTL (0x1E) fields */
    138
    139#define TWL6040_GPO1			0x01
    140#define TWL6040_GPO2			0x02
    141#define TWL6040_GPO3			0x04
    142
    143/* ACCCTL (0x2D) fields */
    144
    145#define TWL6040_I2CSEL			0x01
    146#define TWL6040_RESETSPLIT		0x04
    147#define TWL6040_INTCLRMODE		0x08
    148#define TWL6040_I2CMODE(x)		((x & 0x3) << 4)
    149
    150/* STATUS (0x2E) fields */
    151
    152#define TWL6040_PLUGCOMP		0x02
    153#define TWL6040_VIBLOCDET		0x10
    154#define TWL6040_VIBROCDET		0x20
    155#define TWL6040_TSHUTDET                0x40
    156
    157#define TWL6040_CELLS			4
    158
    159#define TWL6040_REV_ES1_0		0x00
    160#define TWL6040_REV_ES1_1		0x01 /* Rev ES1.1 and ES1.2 */
    161#define TWL6040_REV_ES1_3		0x02
    162#define TWL6041_REV_ES2_0		0x10
    163
    164#define TWL6040_IRQ_TH			0
    165#define TWL6040_IRQ_PLUG		1
    166#define TWL6040_IRQ_HOOK		2
    167#define TWL6040_IRQ_HF			3
    168#define TWL6040_IRQ_VIB			4
    169#define TWL6040_IRQ_READY		5
    170
    171/* PLL selection */
    172#define TWL6040_SYSCLK_SEL_LPPLL	0
    173#define TWL6040_SYSCLK_SEL_HPPLL	1
    174
    175#define TWL6040_GPO_MAX	3
    176
    177/* TODO: All platform data struct can be removed */
    178struct twl6040_codec_data {
    179	u16 hs_left_step;
    180	u16 hs_right_step;
    181	u16 hf_left_step;
    182	u16 hf_right_step;
    183};
    184
    185struct twl6040_vibra_data {
    186	unsigned int vibldrv_res;	/* left driver resistance */
    187	unsigned int vibrdrv_res;	/* right driver resistance */
    188	unsigned int viblmotor_res;	/* left motor resistance */
    189	unsigned int vibrmotor_res;	/* right motor resistance */
    190	int vddvibl_uV;			/* VDDVIBL volt, set 0 for fixed reg */
    191	int vddvibr_uV;			/* VDDVIBR volt, set 0 for fixed reg */
    192};
    193
    194struct twl6040_gpo_data {
    195	int gpio_base;
    196};
    197
    198struct twl6040_platform_data {
    199	int audpwron_gpio;	/* audio power-on gpio */
    200
    201	struct twl6040_codec_data *codec;
    202	struct twl6040_vibra_data *vibra;
    203	struct twl6040_gpo_data *gpo;
    204};
    205
    206struct regmap;
    207struct regmap_irq_chips_data;
    208
    209struct twl6040 {
    210	struct device *dev;
    211	struct regmap *regmap;
    212	struct regmap_irq_chip_data *irq_data;
    213	struct regulator_bulk_data supplies[2]; /* supplies for vio, v2v1 */
    214	struct clk *clk32k;
    215	struct clk *mclk;
    216	struct mutex mutex;
    217	struct mutex irq_mutex;
    218	struct mfd_cell cells[TWL6040_CELLS];
    219	struct completion ready;
    220
    221	int audpwron;
    222	int power_count;
    223	int rev;
    224
    225	/* PLL configuration */
    226	int pll;
    227	unsigned int sysclk_rate;
    228	unsigned int mclk_rate;
    229
    230	unsigned int irq;
    231	unsigned int irq_ready;
    232	unsigned int irq_th;
    233};
    234
    235int twl6040_reg_read(struct twl6040 *twl6040, unsigned int reg);
    236int twl6040_reg_write(struct twl6040 *twl6040, unsigned int reg,
    237		      u8 val);
    238int twl6040_set_bits(struct twl6040 *twl6040, unsigned int reg,
    239		     u8 mask);
    240int twl6040_clear_bits(struct twl6040 *twl6040, unsigned int reg,
    241		       u8 mask);
    242int twl6040_power(struct twl6040 *twl6040, int on);
    243int twl6040_set_pll(struct twl6040 *twl6040, int pll_id,
    244		    unsigned int freq_in, unsigned int freq_out);
    245int twl6040_get_pll(struct twl6040 *twl6040);
    246unsigned int twl6040_get_sysclk(struct twl6040 *twl6040);
    247
    248/* Get the combined status of the vibra control register */
    249int twl6040_get_vibralr_status(struct twl6040 *twl6040);
    250
    251static inline int twl6040_get_revid(struct twl6040 *twl6040)
    252{
    253	return twl6040->rev;
    254}
    255
    256
    257#endif  /* End of __TWL6040_CODEC_H__ */