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-rw-r--r--drivers/mfd/stmpe.h350
1 files changed, 350 insertions, 0 deletions
diff --git a/drivers/mfd/stmpe.h b/drivers/mfd/stmpe.h
new file mode 100644
index 0000000000..1b4f91d03b
--- /dev/null
+++ b/drivers/mfd/stmpe.h
@@ -0,0 +1,350 @@
+/* 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