1 /* 2 * Copyright (C) ST-Ericsson SA 2010 3 * 4 * License Terms: GNU General Public License, version 2 5 * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson 6 */ 7 8 #ifndef __STMPE_H 9 #define __STMPE_H 10 11 #ifdef STMPE_DUMP_BYTES 12 static inline void stmpe_dump_bytes(const char *str, const void *buf, 13 size_t len) 14 { 15 print_hex_dump_bytes(str, DUMP_PREFIX_OFFSET, buf, len); 16 } 17 #else 18 static inline void stmpe_dump_bytes(const char *str, const void *buf, 19 size_t len) 20 { 21 } 22 #endif 23 24 /** 25 * struct stmpe_variant_block - information about block 26 * @cell: base mfd cell 27 * @irq: interrupt number to be added to each IORESOURCE_IRQ 28 * in the cell 29 * @block: block id; used for identification with platform data and for 30 * enable and altfunc callbacks 31 */ 32 struct stmpe_variant_block { 33 struct mfd_cell *cell; 34 int irq; 35 enum stmpe_block block; 36 }; 37 38 /** 39 * struct stmpe_variant_info - variant-specific information 40 * @name: part name 41 * @id_val: content of CHIPID register 42 * @id_mask: bits valid in CHIPID register for comparison with id_val 43 * @num_gpios: number of GPIOS 44 * @af_bits: number of bits used to specify the alternate function 45 * @regs: variant specific registers. 46 * @blocks: list of blocks present on this device 47 * @num_blocks: number of blocks present on this device 48 * @num_irqs: number of internal IRQs available on this device 49 * @enable: callback to enable the specified blocks. 50 * Called with the I/O lock held. 51 * @get_altfunc: callback to get the alternate function number for the 52 * specific block 53 * @enable_autosleep: callback to configure autosleep with specified timeout 54 */ 55 struct stmpe_variant_info { 56 const char *name; 57 u16 id_val; 58 u16 id_mask; 59 int num_gpios; 60 int af_bits; 61 const u8 *regs; 62 struct stmpe_variant_block *blocks; 63 int num_blocks; 64 int num_irqs; 65 int (*enable)(struct stmpe *stmpe, unsigned int blocks, bool enable); 66 int (*get_altfunc)(struct stmpe *stmpe, enum stmpe_block block); 67 int (*enable_autosleep)(struct stmpe *stmpe, int autosleep_timeout); 68 }; 69 70 #define STMPE_ICR_LSB_HIGH (1 << 2) 71 #define STMPE_ICR_LSB_EDGE (1 << 1) 72 #define STMPE_ICR_LSB_GIM (1 << 0) 73 74 /* 75 * STMPE811 76 */ 77 78 #define STMPE811_IRQ_TOUCH_DET 0 79 #define STMPE811_IRQ_FIFO_TH 1 80 #define STMPE811_IRQ_FIFO_OFLOW 2 81 #define STMPE811_IRQ_FIFO_FULL 3 82 #define STMPE811_IRQ_FIFO_EMPTY 4 83 #define STMPE811_IRQ_TEMP_SENS 5 84 #define STMPE811_IRQ_ADC 6 85 #define STMPE811_IRQ_GPIOC 7 86 #define STMPE811_NR_INTERNAL_IRQS 8 87 88 #define STMPE811_REG_CHIP_ID 0x00 89 #define STMPE811_REG_SYS_CTRL2 0x04 90 #define STMPE811_REG_INT_CTRL 0x09 91 #define STMPE811_REG_INT_EN 0x0A 92 #define STMPE811_REG_INT_STA 0x0B 93 #define STMPE811_REG_GPIO_INT_EN 0x0C 94 #define STMPE811_REG_GPIO_INT_STA 0x0D 95 #define STMPE811_REG_GPIO_SET_PIN 0x10 96 #define STMPE811_REG_GPIO_CLR_PIN 0x11 97 #define STMPE811_REG_GPIO_MP_STA 0x12 98 #define STMPE811_REG_GPIO_DIR 0x13 99 #define STMPE811_REG_GPIO_ED 0x14 100 #define STMPE811_REG_GPIO_RE 0x15 101 #define STMPE811_REG_GPIO_FE 0x16 102 #define STMPE811_REG_GPIO_AF 0x17 103 104 #define STMPE811_SYS_CTRL2_ADC_OFF (1 << 0) 105 #define STMPE811_SYS_CTRL2_TSC_OFF (1 << 1) 106 #define STMPE811_SYS_CTRL2_GPIO_OFF (1 << 2) 107 #define STMPE811_SYS_CTRL2_TS_OFF (1 << 3) 108 109 /* 110 * STMPE1601 111 */ 112 113 #define STMPE1601_IRQ_GPIOC 8 114 #define STMPE1601_IRQ_PWM3 7 115 #define STMPE1601_IRQ_PWM2 6 116 #define STMPE1601_IRQ_PWM1 5 117 #define STMPE1601_IRQ_PWM0 4 118 #define STMPE1601_IRQ_KEYPAD_OVER 2 119 #define STMPE1601_IRQ_KEYPAD 1 120 #define STMPE1601_IRQ_WAKEUP 0 121 #define STMPE1601_NR_INTERNAL_IRQS 9 122 123 #define STMPE1601_REG_SYS_CTRL 0x02 124 #define STMPE1601_REG_SYS_CTRL2 0x03 125 #define STMPE1601_REG_ICR_LSB 0x11 126 #define STMPE1601_REG_IER_LSB 0x13 127 #define STMPE1601_REG_ISR_MSB 0x14 128 #define STMPE1601_REG_CHIP_ID 0x80 129 #define STMPE1601_REG_INT_EN_GPIO_MASK_LSB 0x17 130 #define STMPE1601_REG_INT_STA_GPIO_MSB 0x18 131 #define STMPE1601_REG_GPIO_MP_LSB 0x87 132 #define STMPE1601_REG_GPIO_SET_LSB 0x83 133 #define STMPE1601_REG_GPIO_CLR_LSB 0x85 134 #define STMPE1601_REG_GPIO_SET_DIR_LSB 0x89 135 #define STMPE1601_REG_GPIO_ED_MSB 0x8A 136 #define STMPE1601_REG_GPIO_RE_LSB 0x8D 137 #define STMPE1601_REG_GPIO_FE_LSB 0x8F 138 #define STMPE1601_REG_GPIO_AF_U_MSB 0x92 139 140 #define STMPE1601_SYS_CTRL_ENABLE_GPIO (1 << 3) 141 #define STMPE1601_SYS_CTRL_ENABLE_KPC (1 << 1) 142 #define STMPE1601_SYSCON_ENABLE_SPWM (1 << 0) 143 144 /* The 1601/2403 share the same masks */ 145 #define STMPE1601_AUTOSLEEP_TIMEOUT_MASK (0x7) 146 #define STPME1601_AUTOSLEEP_ENABLE (1 << 3) 147 148 /* 149 * STMPE24xx 150 */ 151 152 #define STMPE24XX_IRQ_GPIOC 8 153 #define STMPE24XX_IRQ_PWM2 7 154 #define STMPE24XX_IRQ_PWM1 6 155 #define STMPE24XX_IRQ_PWM0 5 156 #define STMPE24XX_IRQ_ROT_OVER 4 157 #define STMPE24XX_IRQ_ROT 3 158 #define STMPE24XX_IRQ_KEYPAD_OVER 2 159 #define STMPE24XX_IRQ_KEYPAD 1 160 #define STMPE24XX_IRQ_WAKEUP 0 161 #define STMPE24XX_NR_INTERNAL_IRQS 9 162 163 #define STMPE24XX_REG_SYS_CTRL 0x02 164 #define STMPE24XX_REG_ICR_LSB 0x11 165 #define STMPE24XX_REG_IER_LSB 0x13 166 #define STMPE24XX_REG_ISR_MSB 0x14 167 #define STMPE24XX_REG_CHIP_ID 0x80 168 #define STMPE24XX_REG_IEGPIOR_LSB 0x18 169 #define STMPE24XX_REG_ISGPIOR_MSB 0x19 170 #define STMPE24XX_REG_GPMR_LSB 0xA5 171 #define STMPE24XX_REG_GPSR_LSB 0x85 172 #define STMPE24XX_REG_GPCR_LSB 0x88 173 #define STMPE24XX_REG_GPDR_LSB 0x8B 174 #define STMPE24XX_REG_GPEDR_MSB 0x8C 175 #define STMPE24XX_REG_GPRER_LSB 0x91 176 #define STMPE24XX_REG_GPFER_LSB 0x94 177 #define STMPE24XX_REG_GPAFR_U_MSB 0x9B 178 179 #define STMPE24XX_SYS_CTRL_ENABLE_GPIO (1 << 3) 180 #define STMPE24XX_SYSCON_ENABLE_PWM (1 << 2) 181 #define STMPE24XX_SYS_CTRL_ENABLE_KPC (1 << 1) 182 #define STMPE24XX_SYSCON_ENABLE_ROT (1 << 0) 183 184 #endif 185