| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (C) ST-Ericsson SA 2010 |
| * |
| * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson |
| */ |
| |
| #ifndef __STMPE_H |
| #define __STMPE_H |
| |
| #include <linux/device.h> |
| #include <linux/mfd/core.h> |
| #include <linux/mfd/stmpe.h> |
| #include <linux/printk.h> |
| #include <linux/types.h> |
| |
| extern const struct dev_pm_ops stmpe_dev_pm_ops; |
| |
| #ifdef STMPE_DUMP_BYTES |
| static inline void stmpe_dump_bytes(const char *str, const void *buf, |
| size_t len) |
| { |
| print_hex_dump_bytes(str, DUMP_PREFIX_OFFSET, buf, len); |
| } |
| #else |
| static inline void stmpe_dump_bytes(const char *str, const void *buf, |
| size_t len) |
| { |
| } |
| #endif |
| |
| /** |
| * struct stmpe_variant_block - information about block |
| * @cell: base mfd cell |
| * @irq: interrupt number to be added to each IORESOURCE_IRQ |
| * in the cell |
| * @block: block id; used for identification with platform data and for |
| * enable and altfunc callbacks |
| */ |
| struct stmpe_variant_block { |
| const struct mfd_cell *cell; |
| int irq; |
| enum stmpe_block block; |
| }; |
| |
| /** |
| * struct stmpe_variant_info - variant-specific information |
| * @name: part name |
| * @id_val: content of CHIPID register |
| * @id_mask: bits valid in CHIPID register for comparison with id_val |
| * @num_gpios: number of GPIOS |
| * @af_bits: number of bits used to specify the alternate function |
| * @regs: variant specific registers. |
| * @blocks: list of blocks present on this device |
| * @num_blocks: number of blocks present on this device |
| * @num_irqs: number of internal IRQs available on this device |
| * @enable: callback to enable the specified blocks. |
| * Called with the I/O lock held. |
| * @get_altfunc: callback to get the alternate function number for the |
| * specific block |
| * @enable_autosleep: callback to configure autosleep with specified timeout |
| */ |
| struct stmpe_variant_info { |
| const char *name; |
| u16 id_val; |
| u16 id_mask; |
| int num_gpios; |
| int af_bits; |
| const u8 *regs; |
| struct stmpe_variant_block *blocks; |
| int num_blocks; |
| int num_irqs; |
| int (*enable)(struct stmpe *stmpe, unsigned int blocks, bool enable); |
| int (*get_altfunc)(struct stmpe *stmpe, enum stmpe_block block); |
| int (*enable_autosleep)(struct stmpe *stmpe, int autosleep_timeout); |
| }; |
| |
| /** |
| * struct stmpe_client_info - i2c or spi specific routines/info |
| * @data: client specific data |
| * @read_byte: read single byte |
| * @write_byte: write single byte |
| * @read_block: read block or multiple bytes |
| * @write_block: write block or multiple bytes |
| * @init: client init routine, called during probe |
| */ |
| struct stmpe_client_info { |
| void *data; |
| int irq; |
| void *client; |
| struct device *dev; |
| int (*read_byte)(struct stmpe *stmpe, u8 reg); |
| int (*write_byte)(struct stmpe *stmpe, u8 reg, u8 val); |
| int (*read_block)(struct stmpe *stmpe, u8 reg, u8 len, u8 *values); |
| int (*write_block)(struct stmpe *stmpe, u8 reg, u8 len, |
| const u8 *values); |
| void (*init)(struct stmpe *stmpe); |
| }; |
| |
| int stmpe_probe(struct stmpe_client_info *ci, enum stmpe_partnum partnum); |
| void stmpe_remove(struct stmpe *stmpe); |
| |
| #define STMPE_ICR_LSB_HIGH (1 << 2) |
| #define STMPE_ICR_LSB_EDGE (1 << 1) |
| #define STMPE_ICR_LSB_GIM (1 << 0) |
| |
| #define STMPE_SYS_CTRL_RESET (1 << 7) |
| #define STMPE_SYS_CTRL_INT_EN (1 << 2) |
| #define STMPE_SYS_CTRL_INT_HI (1 << 0) |
| |
| /* |
| * STMPE801 |
| */ |
| #define STMPE801_ID 0x0108 |
| #define STMPE801_NR_INTERNAL_IRQS 1 |
| |
| #define STMPE801_REG_CHIP_ID 0x00 |
| #define STMPE801_REG_VERSION_ID 0x02 |
| #define STMPE801_REG_SYS_CTRL 0x04 |
| #define STMPE801_REG_GPIO_INT_EN 0x08 |
| #define STMPE801_REG_GPIO_INT_STA 0x09 |
| #define STMPE801_REG_GPIO_MP_STA 0x10 |
| #define STMPE801_REG_GPIO_SET_PIN 0x11 |
| #define STMPE801_REG_GPIO_DIR 0x12 |
| |
| /* |
| * STMPE811 |
| */ |
| #define STMPE811_ID 0x0811 |
| |
| #define STMPE811_IRQ_TOUCH_DET 0 |
| #define STMPE811_IRQ_FIFO_TH 1 |
| #define STMPE811_IRQ_FIFO_OFLOW 2 |
| #define STMPE811_IRQ_FIFO_FULL 3 |
| #define STMPE811_IRQ_FIFO_EMPTY 4 |
| #define STMPE811_IRQ_TEMP_SENS 5 |
| #define STMPE811_IRQ_ADC 6 |
| #define STMPE811_IRQ_GPIOC 7 |
| #define STMPE811_NR_INTERNAL_IRQS 8 |
| |
| #define STMPE811_REG_CHIP_ID 0x00 |
| #define STMPE811_REG_SYS_CTRL 0x03 |
| #define STMPE811_REG_SYS_CTRL2 0x04 |
| #define STMPE811_REG_SPI_CFG 0x08 |
| #define STMPE811_REG_INT_CTRL 0x09 |
| #define STMPE811_REG_INT_EN 0x0A |
| #define STMPE811_REG_INT_STA 0x0B |
| #define STMPE811_REG_GPIO_INT_EN 0x0C |
| #define STMPE811_REG_GPIO_INT_STA 0x0D |
| #define STMPE811_REG_GPIO_SET_PIN 0x10 |
| #define STMPE811_REG_GPIO_CLR_PIN 0x11 |
| #define STMPE811_REG_GPIO_MP_STA 0x12 |
| #define STMPE811_REG_GPIO_DIR 0x13 |
| #define STMPE811_REG_GPIO_ED 0x14 |
| #define STMPE811_REG_GPIO_RE 0x15 |
| #define STMPE811_REG_GPIO_FE 0x16 |
| #define STMPE811_REG_GPIO_AF 0x17 |
| |
| #define STMPE811_SYS_CTRL_RESET (1 << 1) |
| |
| #define STMPE811_SYS_CTRL2_ADC_OFF (1 << 0) |
| #define STMPE811_SYS_CTRL2_TSC_OFF (1 << 1) |
| #define STMPE811_SYS_CTRL2_GPIO_OFF (1 << 2) |
| #define STMPE811_SYS_CTRL2_TS_OFF (1 << 3) |
| |
| /* |
| * STMPE1600 |
| */ |
| #define STMPE1600_ID 0x0016 |
| #define STMPE1600_NR_INTERNAL_IRQS 16 |
| |
| #define STMPE1600_REG_CHIP_ID 0x00 |
| #define STMPE1600_REG_SYS_CTRL 0x03 |
| #define STMPE1600_REG_IEGPIOR_LSB 0x08 |
| #define STMPE1600_REG_IEGPIOR_MSB 0x09 |
| #define STMPE1600_REG_ISGPIOR_LSB 0x0A |
| #define STMPE1600_REG_ISGPIOR_MSB 0x0B |
| #define STMPE1600_REG_GPMR_LSB 0x10 |
| #define STMPE1600_REG_GPMR_MSB 0x11 |
| #define STMPE1600_REG_GPSR_LSB 0x12 |
| #define STMPE1600_REG_GPSR_MSB 0x13 |
| #define STMPE1600_REG_GPDR_LSB 0x14 |
| #define STMPE1600_REG_GPDR_MSB 0x15 |
| #define STMPE1600_REG_GPPIR_LSB 0x16 |
| #define STMPE1600_REG_GPPIR_MSB 0x17 |
| |
| /* |
| * STMPE1601 |
| */ |
| |
| #define STMPE1601_IRQ_GPIOC 8 |
| #define STMPE1601_IRQ_PWM3 7 |
| #define STMPE1601_IRQ_PWM2 6 |
| #define STMPE1601_IRQ_PWM1 5 |
| #define STMPE1601_IRQ_PWM0 4 |
| #define STMPE1601_IRQ_KEYPAD_OVER 2 |
| #define STMPE1601_IRQ_KEYPAD 1 |
| #define STMPE1601_IRQ_WAKEUP 0 |
| #define STMPE1601_NR_INTERNAL_IRQS 9 |
| |
| #define STMPE1601_REG_SYS_CTRL 0x02 |
| #define STMPE1601_REG_SYS_CTRL2 0x03 |
| #define STMPE1601_REG_ICR_MSB 0x10 |
| #define STMPE1601_REG_ICR_LSB 0x11 |
| #define STMPE1601_REG_IER_MSB 0x12 |
| #define STMPE1601_REG_IER_LSB 0x13 |
| #define STMPE1601_REG_ISR_MSB 0x14 |
| #define STMPE1601_REG_ISR_LSB 0x15 |
| #define STMPE1601_REG_INT_EN_GPIO_MASK_MSB 0x16 |
| #define STMPE1601_REG_INT_EN_GPIO_MASK_LSB 0x17 |
| #define STMPE1601_REG_INT_STA_GPIO_MSB 0x18 |
| #define STMPE1601_REG_INT_STA_GPIO_LSB 0x19 |
| #define STMPE1601_REG_CHIP_ID 0x80 |
| #define STMPE1601_REG_GPIO_SET_MSB 0x82 |
| #define STMPE1601_REG_GPIO_SET_LSB 0x83 |
| #define STMPE1601_REG_GPIO_CLR_MSB 0x84 |
| #define STMPE1601_REG_GPIO_CLR_LSB 0x85 |
| #define STMPE1601_REG_GPIO_MP_MSB 0x86 |
| #define STMPE1601_REG_GPIO_MP_LSB 0x87 |
| #define STMPE1601_REG_GPIO_SET_DIR_MSB 0x88 |
| #define STMPE1601_REG_GPIO_SET_DIR_LSB 0x89 |
| #define STMPE1601_REG_GPIO_ED_MSB 0x8A |
| #define STMPE1601_REG_GPIO_ED_LSB 0x8B |
| #define STMPE1601_REG_GPIO_RE_MSB 0x8C |
| #define STMPE1601_REG_GPIO_RE_LSB 0x8D |
| #define STMPE1601_REG_GPIO_FE_MSB 0x8E |
| #define STMPE1601_REG_GPIO_FE_LSB 0x8F |
| #define STMPE1601_REG_GPIO_PU_MSB 0x90 |
| #define STMPE1601_REG_GPIO_PU_LSB 0x91 |
| #define STMPE1601_REG_GPIO_AF_U_MSB 0x92 |
| |
| #define STMPE1601_SYS_CTRL_ENABLE_GPIO (1 << 3) |
| #define STMPE1601_SYS_CTRL_ENABLE_KPC (1 << 1) |
| #define STMPE1601_SYS_CTRL_ENABLE_SPWM (1 << 0) |
| |
| /* The 1601/2403 share the same masks */ |
| #define STMPE1601_AUTOSLEEP_TIMEOUT_MASK (0x7) |
| #define STPME1601_AUTOSLEEP_ENABLE (1 << 3) |
| |
| /* |
| * STMPE1801 |
| */ |
| #define STMPE1801_ID 0xc110 |
| #define STMPE1801_NR_INTERNAL_IRQS 5 |
| #define STMPE1801_IRQ_KEYPAD_COMBI 4 |
| #define STMPE1801_IRQ_GPIOC 3 |
| #define STMPE1801_IRQ_KEYPAD_OVER 2 |
| #define STMPE1801_IRQ_KEYPAD 1 |
| #define STMPE1801_IRQ_WAKEUP 0 |
| |
| #define STMPE1801_REG_CHIP_ID 0x00 |
| #define STMPE1801_REG_SYS_CTRL 0x02 |
| #define STMPE1801_REG_INT_CTRL_LOW 0x04 |
| #define STMPE1801_REG_INT_EN_MASK_LOW 0x06 |
| #define STMPE1801_REG_INT_STA_LOW 0x08 |
| #define STMPE1801_REG_INT_EN_GPIO_MASK_LOW 0x0A |
| #define STMPE1801_REG_INT_EN_GPIO_MASK_MID 0x0B |
| #define STMPE1801_REG_INT_EN_GPIO_MASK_HIGH 0x0C |
| #define STMPE1801_REG_INT_STA_GPIO_LOW 0x0D |
| #define STMPE1801_REG_INT_STA_GPIO_MID 0x0E |
| #define STMPE1801_REG_INT_STA_GPIO_HIGH 0x0F |
| #define STMPE1801_REG_GPIO_SET_LOW 0x10 |
| #define STMPE1801_REG_GPIO_SET_MID 0x11 |
| #define STMPE1801_REG_GPIO_SET_HIGH 0x12 |
| #define STMPE1801_REG_GPIO_CLR_LOW 0x13 |
| #define STMPE1801_REG_GPIO_CLR_MID 0x14 |
| #define STMPE1801_REG_GPIO_CLR_HIGH 0x15 |
| #define STMPE1801_REG_GPIO_MP_LOW 0x16 |
| #define STMPE1801_REG_GPIO_MP_MID 0x17 |
| #define STMPE1801_REG_GPIO_MP_HIGH 0x18 |
| #define STMPE1801_REG_GPIO_SET_DIR_LOW 0x19 |
| #define STMPE1801_REG_GPIO_SET_DIR_MID 0x1A |
| #define STMPE1801_REG_GPIO_SET_DIR_HIGH 0x1B |
| #define STMPE1801_REG_GPIO_RE_LOW 0x1C |
| #define STMPE1801_REG_GPIO_RE_MID 0x1D |
| #define STMPE1801_REG_GPIO_RE_HIGH 0x1E |
| #define STMPE1801_REG_GPIO_FE_LOW 0x1F |
| #define STMPE1801_REG_GPIO_FE_MID 0x20 |
| #define STMPE1801_REG_GPIO_FE_HIGH 0x21 |
| #define STMPE1801_REG_GPIO_PULL_UP_LOW 0x22 |
| #define STMPE1801_REG_GPIO_PULL_UP_MID 0x23 |
| #define STMPE1801_REG_GPIO_PULL_UP_HIGH 0x24 |
| |
| #define STMPE1801_MSK_INT_EN_KPC (1 << 1) |
| #define STMPE1801_MSK_INT_EN_GPIO (1 << 3) |
| |
| /* |
| * STMPE24xx |
| */ |
| |
| #define STMPE24XX_IRQ_GPIOC 8 |
| #define STMPE24XX_IRQ_PWM2 7 |
| #define STMPE24XX_IRQ_PWM1 6 |
| #define STMPE24XX_IRQ_PWM0 5 |
| #define STMPE24XX_IRQ_ROT_OVER 4 |
| #define STMPE24XX_IRQ_ROT 3 |
| #define STMPE24XX_IRQ_KEYPAD_OVER 2 |
| #define STMPE24XX_IRQ_KEYPAD 1 |
| #define STMPE24XX_IRQ_WAKEUP 0 |
| #define STMPE24XX_NR_INTERNAL_IRQS 9 |
| |
| #define STMPE24XX_REG_SYS_CTRL 0x02 |
| #define STMPE24XX_REG_SYS_CTRL2 0x03 |
| #define STMPE24XX_REG_ICR_MSB 0x10 |
| #define STMPE24XX_REG_ICR_LSB 0x11 |
| #define STMPE24XX_REG_IER_MSB 0x12 |
| #define STMPE24XX_REG_IER_LSB 0x13 |
| #define STMPE24XX_REG_ISR_MSB 0x14 |
| #define STMPE24XX_REG_ISR_LSB 0x15 |
| #define STMPE24XX_REG_IEGPIOR_MSB 0x16 |
| #define STMPE24XX_REG_IEGPIOR_CSB 0x17 |
| #define STMPE24XX_REG_IEGPIOR_LSB 0x18 |
| #define STMPE24XX_REG_ISGPIOR_MSB 0x19 |
| #define STMPE24XX_REG_ISGPIOR_CSB 0x1A |
| #define STMPE24XX_REG_ISGPIOR_LSB 0x1B |
| #define STMPE24XX_REG_CHIP_ID 0x80 |
| #define STMPE24XX_REG_GPSR_MSB 0x83 |
| #define STMPE24XX_REG_GPSR_CSB 0x84 |
| #define STMPE24XX_REG_GPSR_LSB 0x85 |
| #define STMPE24XX_REG_GPCR_MSB 0x86 |
| #define STMPE24XX_REG_GPCR_CSB 0x87 |
| #define STMPE24XX_REG_GPCR_LSB 0x88 |
| #define STMPE24XX_REG_GPDR_MSB 0x89 |
| #define STMPE24XX_REG_GPDR_CSB 0x8A |
| #define STMPE24XX_REG_GPDR_LSB 0x8B |
| #define STMPE24XX_REG_GPEDR_MSB 0x8C |
| #define STMPE24XX_REG_GPEDR_CSB 0x8D |
| #define STMPE24XX_REG_GPEDR_LSB 0x8E |
| #define STMPE24XX_REG_GPRER_MSB 0x8F |
| #define STMPE24XX_REG_GPRER_CSB 0x90 |
| #define STMPE24XX_REG_GPRER_LSB 0x91 |
| #define STMPE24XX_REG_GPFER_MSB 0x92 |
| #define STMPE24XX_REG_GPFER_CSB 0x93 |
| #define STMPE24XX_REG_GPFER_LSB 0x94 |
| #define STMPE24XX_REG_GPPUR_MSB 0x95 |
| #define STMPE24XX_REG_GPPUR_CSB 0x96 |
| #define STMPE24XX_REG_GPPUR_LSB 0x97 |
| #define STMPE24XX_REG_GPPDR_MSB 0x98 |
| #define STMPE24XX_REG_GPPDR_CSB 0x99 |
| #define STMPE24XX_REG_GPPDR_LSB 0x9A |
| #define STMPE24XX_REG_GPAFR_U_MSB 0x9B |
| #define STMPE24XX_REG_GPMR_MSB 0xA2 |
| #define STMPE24XX_REG_GPMR_CSB 0xA3 |
| #define STMPE24XX_REG_GPMR_LSB 0xA4 |
| #define STMPE24XX_SYS_CTRL_ENABLE_GPIO (1 << 3) |
| #define STMPE24XX_SYSCON_ENABLE_PWM (1 << 2) |
| #define STMPE24XX_SYS_CTRL_ENABLE_KPC (1 << 1) |
| #define STMPE24XX_SYSCON_ENABLE_ROT (1 << 0) |
| |
| #endif |
