1/* 2 * Copyright (C) ST-Ericsson SA 2010 3 * 4 * License Terms: GNU General Public License, version 2 5 */ 6 7#ifndef __LINUX_MFD_TC3589x_H 8#define __LINUX_MFD_TC3589x_H 9 10struct device; 11 12enum tx3589x_block { 13 TC3589x_BLOCK_GPIO = 1 << 0, 14 TC3589x_BLOCK_KEYPAD = 1 << 1, 15}; 16 17#define TC3589x_RSTCTRL_IRQRST (1 << 4) 18#define TC3589x_RSTCTRL_TIMRST (1 << 3) 19#define TC3589x_RSTCTRL_ROTRST (1 << 2) 20#define TC3589x_RSTCTRL_KBDRST (1 << 1) 21#define TC3589x_RSTCTRL_GPIRST (1 << 0) 22 23/* Keyboard Configuration Registers */ 24#define TC3589x_KBDSETTLE_REG 0x01 25#define TC3589x_KBDBOUNCE 0x02 26#define TC3589x_KBDSIZE 0x03 27#define TC3589x_KBCFG_LSB 0x04 28#define TC3589x_KBCFG_MSB 0x05 29#define TC3589x_KBDIC 0x08 30#define TC3589x_KBDMSK 0x09 31#define TC3589x_EVTCODE_FIFO 0x10 32#define TC3589x_KBDMFS 0x8F 33 34#define TC3589x_IRQST 0x91 35 36#define TC3589x_MANFCODE_MAGIC 0x03 37#define TC3589x_MANFCODE 0x80 38#define TC3589x_VERSION 0x81 39#define TC3589x_IOCFG 0xA7 40 41#define TC3589x_CLKMODE 0x88 42#define TC3589x_CLKCFG 0x89 43#define TC3589x_CLKEN 0x8A 44 45#define TC3589x_RSTCTRL 0x82 46#define TC3589x_EXTRSTN 0x83 47#define TC3589x_RSTINTCLR 0x84 48 49/* Pull up/down configuration registers */ 50#define TC3589x_IOCFG 0xA7 51#define TC3589x_IOPULLCFG0_LSB 0xAA 52#define TC3589x_IOPULLCFG0_MSB 0xAB 53#define TC3589x_IOPULLCFG1_LSB 0xAC 54#define TC3589x_IOPULLCFG1_MSB 0xAD 55#define TC3589x_IOPULLCFG2_LSB 0xAE 56 57#define TC3589x_GPIOIS0 0xC9 58#define TC3589x_GPIOIS1 0xCA 59#define TC3589x_GPIOIS2 0xCB 60#define TC3589x_GPIOIBE0 0xCC 61#define TC3589x_GPIOIBE1 0xCD 62#define TC3589x_GPIOIBE2 0xCE 63#define TC3589x_GPIOIEV0 0xCF 64#define TC3589x_GPIOIEV1 0xD0 65#define TC3589x_GPIOIEV2 0xD1 66#define TC3589x_GPIOIE0 0xD2 67#define TC3589x_GPIOIE1 0xD3 68#define TC3589x_GPIOIE2 0xD4 69#define TC3589x_GPIORIS0 0xD6 70#define TC3589x_GPIORIS1 0xD7 71#define TC3589x_GPIORIS2 0xD8 72#define TC3589x_GPIOMIS0 0xD9 73#define TC3589x_GPIOMIS1 0xDA 74#define TC3589x_GPIOMIS2 0xDB 75#define TC3589x_GPIOIC0 0xDC 76#define TC3589x_GPIOIC1 0xDD 77#define TC3589x_GPIOIC2 0xDE 78 79#define TC3589x_GPIODATA0 0xC0 80#define TC3589x_GPIOMASK0 0xc1 81#define TC3589x_GPIODATA1 0xC2 82#define TC3589x_GPIOMASK1 0xc3 83#define TC3589x_GPIODATA2 0xC4 84#define TC3589x_GPIOMASK2 0xC5 85 86#define TC3589x_GPIODIR0 0xC6 87#define TC3589x_GPIODIR1 0xC7 88#define TC3589x_GPIODIR2 0xC8 89 90#define TC3589x_GPIOSYNC0 0xE6 91#define TC3589x_GPIOSYNC1 0xE7 92#define TC3589x_GPIOSYNC2 0xE8 93 94#define TC3589x_GPIOWAKE0 0xE9 95#define TC3589x_GPIOWAKE1 0xEA 96#define TC3589x_GPIOWAKE2 0xEB 97 98#define TC3589x_GPIOODM0 0xE0 99#define TC3589x_GPIOODE0 0xE1 100#define TC3589x_GPIOODM1 0xE2 101#define TC3589x_GPIOODE1 0xE3 102#define TC3589x_GPIOODM2 0xE4 103#define TC3589x_GPIOODE2 0xE5 104 105#define TC3589x_INT_GPIIRQ 0 106#define TC3589x_INT_TI0IRQ 1 107#define TC3589x_INT_TI1IRQ 2 108#define TC3589x_INT_TI2IRQ 3 109#define TC3589x_INT_ROTIRQ 5 110#define TC3589x_INT_KBDIRQ 6 111#define TC3589x_INT_PORIRQ 7 112 113#define TC3589x_NR_INTERNAL_IRQS 8 114 115struct tc3589x { 116 struct mutex lock; 117 struct device *dev; 118 struct i2c_client *i2c; 119 struct irq_domain *domain; 120 121 int irq_base; 122 int num_gpio; 123 struct tc3589x_platform_data *pdata; 124}; 125 126extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data); 127extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg); 128extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length, 129 u8 *values); 130extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length, 131 const u8 *values); 132extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val); 133 134/* 135 * Keypad related platform specific constants 136 * These values may be modified for fine tuning 137 */ 138#define TC_KPD_ROWS 0x8 139#define TC_KPD_COLUMNS 0x8 140#define TC_KPD_DEBOUNCE_PERIOD 0xA3 141#define TC_KPD_SETTLE_TIME 0xA3 142 143 144/** 145 * struct tc3589x_platform_data - TC3589x platform data 146 * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*) 147 */ 148struct tc3589x_platform_data { 149 unsigned int block; 150}; 151 152#endif 153