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/*
* Copyright (C) ST-Ericsson SA 2010
*
* License Terms: GNU General Public License, version 2
*/
#ifndef __LINUX_MFD_TC3589x_H
#define __LINUX_MFD_TC3589x_H
struct device;
enum tx3589x_block {
TC3589x_BLOCK_GPIO = 1 << 0,
TC3589x_BLOCK_KEYPAD = 1 << 1,
};
#define TC3589x_RSTCTRL_IRQRST (1 << 4)
#define TC3589x_RSTCTRL_TIMRST (1 << 3)
#define TC3589x_RSTCTRL_ROTRST (1 << 2)
#define TC3589x_RSTCTRL_KBDRST (1 << 1)
#define TC3589x_RSTCTRL_GPIRST (1 << 0)
/* Keyboard Configuration Registers */
#define TC3589x_KBDSETTLE_REG 0x01
#define TC3589x_KBDBOUNCE 0x02
#define TC3589x_KBDSIZE 0x03
#define TC3589x_KBCFG_LSB 0x04
#define TC3589x_KBCFG_MSB 0x05
#define TC3589x_KBDIC 0x08
#define TC3589x_KBDMSK 0x09
#define TC3589x_EVTCODE_FIFO 0x10
#define TC3589x_KBDMFS 0x8F
#define TC3589x_IRQST 0x91
#define TC3589x_MANFCODE_MAGIC 0x03
#define TC3589x_MANFCODE 0x80
#define TC3589x_VERSION 0x81
#define TC3589x_IOCFG 0xA7
#define TC3589x_CLKMODE 0x88
#define TC3589x_CLKCFG 0x89
#define TC3589x_CLKEN 0x8A
#define TC3589x_RSTCTRL 0x82
#define TC3589x_EXTRSTN 0x83
#define TC3589x_RSTINTCLR 0x84
/* Pull up/down configuration registers */
#define TC3589x_IOCFG 0xA7
#define TC3589x_IOPULLCFG0_LSB 0xAA
#define TC3589x_IOPULLCFG0_MSB 0xAB
#define TC3589x_IOPULLCFG1_LSB 0xAC
#define TC3589x_IOPULLCFG1_MSB 0xAD
#define TC3589x_IOPULLCFG2_LSB 0xAE
#define TC3589x_GPIOIS0 0xC9
#define TC3589x_GPIOIS1 0xCA
#define TC3589x_GPIOIS2 0xCB
#define TC3589x_GPIOIBE0 0xCC
#define TC3589x_GPIOIBE1 0xCD
#define TC3589x_GPIOIBE2 0xCE
#define TC3589x_GPIOIEV0 0xCF
#define TC3589x_GPIOIEV1 0xD0
#define TC3589x_GPIOIEV2 0xD1
#define TC3589x_GPIOIE0 0xD2
#define TC3589x_GPIOIE1 0xD3
#define TC3589x_GPIOIE2 0xD4
#define TC3589x_GPIORIS0 0xD6
#define TC3589x_GPIORIS1 0xD7
#define TC3589x_GPIORIS2 0xD8
#define TC3589x_GPIOMIS0 0xD9
#define TC3589x_GPIOMIS1 0xDA
#define TC3589x_GPIOMIS2 0xDB
#define TC3589x_GPIOIC0 0xDC
#define TC3589x_GPIOIC1 0xDD
#define TC3589x_GPIOIC2 0xDE
#define TC3589x_GPIODATA0 0xC0
#define TC3589x_GPIOMASK0 0xc1
#define TC3589x_GPIODATA1 0xC2
#define TC3589x_GPIOMASK1 0xc3
#define TC3589x_GPIODATA2 0xC4
#define TC3589x_GPIOMASK2 0xC5
#define TC3589x_GPIODIR0 0xC6
#define TC3589x_GPIODIR1 0xC7
#define TC3589x_GPIODIR2 0xC8
#define TC3589x_GPIOSYNC0 0xE6
#define TC3589x_GPIOSYNC1 0xE7
#define TC3589x_GPIOSYNC2 0xE8
#define TC3589x_GPIOWAKE0 0xE9
#define TC3589x_GPIOWAKE1 0xEA
#define TC3589x_GPIOWAKE2 0xEB
#define TC3589x_GPIOODM0 0xE0
#define TC3589x_GPIOODE0 0xE1
#define TC3589x_GPIOODM1 0xE2
#define TC3589x_GPIOODE1 0xE3
#define TC3589x_GPIOODM2 0xE4
#define TC3589x_GPIOODE2 0xE5
#define TC3589x_INT_GPIIRQ 0
#define TC3589x_INT_TI0IRQ 1
#define TC3589x_INT_TI1IRQ 2
#define TC3589x_INT_TI2IRQ 3
#define TC3589x_INT_ROTIRQ 5
#define TC3589x_INT_KBDIRQ 6
#define TC3589x_INT_PORIRQ 7
#define TC3589x_NR_INTERNAL_IRQS 8
#define TC3589x_INT_GPIO(x) (TC3589x_NR_INTERNAL_IRQS + (x))
struct tc3589x {
struct mutex lock;
struct device *dev;
struct i2c_client *i2c;
struct irq_domain *domain;
int irq_base;
int num_gpio;
struct tc3589x_platform_data *pdata;
};
extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data);
extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg);
extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length,
u8 *values);
extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length,
const u8 *values);
extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val);
/*
* Keypad related platform specific constants
* These values may be modified for fine tuning
*/
#define TC_KPD_ROWS 0x8
#define TC_KPD_COLUMNS 0x8
#define TC_KPD_DEBOUNCE_PERIOD 0xA3
#define TC_KPD_SETTLE_TIME 0xA3
/**
* struct tc35893_platform_data - data structure for platform specific data
* @keymap_data: matrix scan code table for keycodes
* @krow: mask for available rows, value is 0xFF
* @kcol: mask for available columns, value is 0xFF
* @debounce_period: platform specific debounce time
* @settle_time: platform specific settle down time
* @irqtype: type of interrupt, falling or rising edge
* @enable_wakeup: specifies if keypad event can wake up system from sleep
* @no_autorepeat: flag for auto repetition
*/
struct tc3589x_keypad_platform_data {
const struct matrix_keymap_data *keymap_data;
u8 krow;
u8 kcol;
u8 debounce_period;
u8 settle_time;
unsigned long irqtype;
bool enable_wakeup;
bool no_autorepeat;
};
/**
* struct tc3589x_gpio_platform_data - TC3589x GPIO platform data
* @gpio_base: first gpio number assigned to TC3589x. A maximum of
* %TC3589x_NR_GPIOS GPIOs will be allocated.
* @setup: callback for board-specific initialization
* @remove: callback for board-specific teardown
*/
struct tc3589x_gpio_platform_data {
int gpio_base;
void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base);
void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base);
};
/**
* struct tc3589x_platform_data - TC3589x platform data
* @block: bitmask of blocks to enable (use TC3589x_BLOCK_*)
* @irq_base: base IRQ number. %TC3589x_NR_IRQS irqs will be used.
* @gpio: GPIO-specific platform data
* @keypad: keypad-specific platform data
*/
struct tc3589x_platform_data {
unsigned int block;
int irq_base;
struct tc3589x_gpio_platform_data *gpio;
const struct tc3589x_keypad_platform_data *keypad;
};
#define TC3589x_NR_GPIOS 24
#define TC3589x_NR_IRQS TC3589x_INT_GPIO(TC3589x_NR_GPIOS)
#endif
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