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 10 struct device; 11 12 enum 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 #define TC3589x_INT_GPIO(x) (TC3589x_NR_INTERNAL_IRQS + (x)) 115 116 struct tc3589x { 117 struct mutex lock; 118 struct device *dev; 119 struct i2c_client *i2c; 120 121 int irq_base; 122 int num_gpio; 123 struct tc3589x_platform_data *pdata; 124 }; 125 126 extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data); 127 extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg); 128 extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length, 129 u8 *values); 130 extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length, 131 const u8 *values); 132 extern 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 * struct tc35893_platform_data - data structure for platform specific data 145 * @keymap_data: matrix scan code table for keycodes 146 * @krow: mask for available rows, value is 0xFF 147 * @kcol: mask for available columns, value is 0xFF 148 * @debounce_period: platform specific debounce time 149 * @settle_time: platform specific settle down time 150 * @irqtype: type of interrupt, falling or rising edge 151 * @enable_wakeup: specifies if keypad event can wake up system from sleep 152 * @no_autorepeat: flag for auto repetition 153 */ 154 struct tc3589x_keypad_platform_data { 155 const struct matrix_keymap_data *keymap_data; 156 u8 krow; 157 u8 kcol; 158 u8 debounce_period; 159 u8 settle_time; 160 unsigned long irqtype; 161 bool enable_wakeup; 162 bool no_autorepeat; 163 }; 164 165 /** 166 * struct tc3589x_gpio_platform_data - TC3589x GPIO platform data 167 * @gpio_base: first gpio number assigned to TC3589x. A maximum of 168 * %TC3589x_NR_GPIOS GPIOs will be allocated. 169 * @setup: callback for board-specific initialization 170 * @remove: callback for board-specific teardown 171 */ 172 struct tc3589x_gpio_platform_data { 173 int gpio_base; 174 void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base); 175 void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base); 176 }; 177 178 /** 179 * struct tc3589x_platform_data - TC3589x platform data 180 * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*) 181 * @irq_base: base IRQ number. %TC3589x_NR_IRQS irqs will be used. 182 * @gpio: GPIO-specific platform data 183 * @keypad: keypad-specific platform data 184 */ 185 struct tc3589x_platform_data { 186 unsigned int block; 187 int irq_base; 188 struct tc3589x_gpio_platform_data *gpio; 189 const struct tc3589x_keypad_platform_data *keypad; 190 }; 191 192 #define TC3589x_NR_GPIOS 24 193 #define TC3589x_NR_IRQS TC3589x_INT_GPIO(TC3589x_NR_GPIOS) 194 195 #endif 196