1 /* SPDX-License-Identifier: GPL-2.0-only */
48  * struct reg_default - Default value for a register.
62  * struct reg_sequence - An individual write from a sequence of writes.
85  * regmap_read_poll_timeout - Poll until a condition is met or a timeout occurs
92  *            tight-loops).  Should be less than ~20ms since usleep_range
93  *            is used (see Documentation/timers/timers-howto.rst).
96  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
112  * regmap_read_poll_timeout_atomic - Poll until a condition is met or a timeout occurs
118  * @delay_us: Time to udelay between reads in us (0 tight-loops).
120  *            (see Documentation/timers/timers-howto.rst).
123  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
130  * this macro then first setup your regmap for atomic use (flat or no cache
153 	__ret ?: ((cond) ? 0 : -ETIMEDOUT); \
157  * regmap_field_read_poll_timeout - Poll until a condition is met or timeout
163  *            tight-loops).  Should be less than ~20ms since usleep_range
164  *            is used (see Documentation/timers/timers-howto.rst).
167  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_field_read
185 	/* Unspecified -> 0 -> Backwards compatible default */
193  * struct regmap_range - A register range, used for access related checks
196  * @range_min: address of first register
207  * struct regmap_access_table - A table of register ranges for access checks
217  * check function will return true. "no_ranges" are searched first.
230  * struct regmap_config - Configuration for the register map of a device.
289  *		  read operation on a bus such as SPI, I2C, etc. Most of the
297  *		   Use it only for "no-bus" cases.
407  * struct regmap_range_cfg - Configuration for indirectly accessed or paged
419  * @window_start: Address of first (lowest) register in data window.
467  * struct regmap_bus - Description of a hardware bus for the register map
475  * @gather_write: Write operation with split register/value, return -ENOTSUPP
478  *               must serialise with respect to non-async I/O.
573 struct regmap *__regmap_init_spi_avmm(struct spi_device *spi,
630 struct regmap *__devm_regmap_init_spi_avmm(struct spi_device *spi,
636  * for each call. No-op if CONFIG_LOCKDEP is not set.
649 			"(" name ")->lock");				\
657  * regmap_init() - Initialise register map
660  * @bus: Bus-specific callbacks to use with device
661  * @bus_context: Data passed to bus-specific callbacks
666  * directly, it should be called by bus-specific init functions.
675  * regmap_init_i2c() - Initialise register map
688  * regmap_init_sccb() - Initialise register map
701  * regmap_init_slimbus() - Initialise register map
714  * regmap_init_spi() - Initialise register map
727  * regmap_init_spmi_base() - Create regmap for the Base register space
740  * regmap_init_spmi_ext() - Create regmap for Ext register space
753  * regmap_init_w1() - Initialise register map
766  * regmap_init_mmio_clk() - Initialise register map with register clock
770  * @regs: Pointer to memory-mapped IO region
781  * regmap_init_mmio() - Initialise register map
784  * @regs: Pointer to memory-mapped IO region
794  * regmap_init_ac97() - Initialise AC'97 register map
808  * regmap_init_sdw() - Initialise register map
821  * regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
824  * @spi: Device that will be interacted with
830 #define regmap_init_spi_avmm(spi, config)					\  argument
832 				 spi, config)
835  * devm_regmap_init() - Initialise managed register map
838  * @bus: Bus-specific callbacks to use with device
839  * @bus_context: Data passed to bus-specific callbacks
844  * directly, it should be called by bus-specific init functions.  The
852  * devm_regmap_init_i2c() - Initialise managed register map
866  * devm_regmap_init_sccb() - Initialise managed register map
880  * devm_regmap_init_spi() - Initialise register map
894  * devm_regmap_init_spmi_base() - Create managed regmap for Base register space
908  * devm_regmap_init_spmi_ext() - Create managed regmap for Ext register space
922  * devm_regmap_init_w1() - Initialise managed register map
935  * devm_regmap_init_mmio_clk() - Initialise managed register map with clock
939  * @regs: Pointer to memory-mapped IO region
951  * devm_regmap_init_mmio() - Initialise managed register map
954  * @regs: Pointer to memory-mapped IO region
965  * devm_regmap_init_ac97() - Initialise AC'97 register map
979  * devm_regmap_init_sdw() - Initialise managed register map
993  * devm_regmap_init_slimbus() - Initialise managed register map
1007  * devm_regmap_init_i3c() - Initialise managed register map
1021  * devm_regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
1024  * @spi: Device that will be interacted with
1031 #define devm_regmap_init_spi_avmm(spi, config)				\  argument
1033 				 spi, config)
1131 	return reg >= range->range_min && reg <= range->range_max;  in regmap_reg_in_range()
1154  * struct reg_field - Description of an register field
1157  * @lsb: lsb of the register field.
1164 	unsigned int lsb;  member
1172 				.lsb = _lsb,	\
1178 				.lsb = _lsb,			\
1272  * struct regmap_irq_type - IRQ type definitions.
1292  * struct regmap_irq - Description of an IRQ for the generic regmap irq_chip.
1322  * struct regmap_irq_chip - Description of a generic regmap irq_chip.
1327  *		 interrupts arranged in separate sub-irq blocks with own IRQ
1329  *		 sub-irq blocks with unhandled interrupts. For such chips fill
1330  *		 sub-irq register information in status_base, mask_base and
1335  *		     registers. First item in array describes the registers
1336  *		     for first main status bit. Second array for second bit etc.
1340  *		     1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ...
1358  * @clear_ack:  Use this to set 1 and 0 or vice-versa to clear interrupts.
1469 	return -EINVAL;  in regmap_write()
1476 	return -EINVAL;  in regmap_write_async()
1483 	return -EINVAL;  in regmap_raw_write()
1490 	return -EINVAL;  in regmap_raw_write_async()
1497 	return -EINVAL;  in regmap_noinc_write()
1504 	return -EINVAL;  in regmap_bulk_write()
1511 	return -EINVAL;  in regmap_read()
1518 	return -EINVAL;  in regmap_raw_read()
1525 	return -EINVAL;  in regmap_noinc_read()
1532 	return -EINVAL;  in regmap_bulk_read()
1540 	return -EINVAL;  in regmap_update_bits_base()
1547 	return -EINVAL;  in regmap_set_bits()
1554 	return -EINVAL;  in regmap_clear_bits()
1561 	return -EINVAL;  in regmap_test_bits()
1569 	return -EINVAL;  in regmap_field_update_bits_base()
1578 	return -EINVAL;  in regmap_fields_update_bits_base()
1585 	return -EINVAL;  in regmap_update_bits()
1592 	return -EINVAL;  in regmap_update_bits_async()
1600 	return -EINVAL;  in regmap_update_bits_check()
1609 	return -EINVAL;  in regmap_update_bits_check_async()
1616 	return -EINVAL;  in regmap_write_bits()
1623 	return -EINVAL;  in regmap_field_write()
1630 	return -EINVAL;  in regmap_field_force_write()
1637 	return -EINVAL;  in regmap_field_update_bits()
1645 	return -EINVAL;  in regmap_field_force_update_bits()
1652 	return -EINVAL;  in regmap_fields_write()
1659 	return -EINVAL;  in regmap_fields_force_write()
1667 	return -EINVAL;  in regmap_fields_update_bits()
1675 	return -EINVAL;  in regmap_fields_force_update_bits()
1681 	return -EINVAL;  in regmap_get_val_bytes()
1687 	return -EINVAL;  in regmap_get_max_register()
1693 	return -EINVAL;  in regmap_get_reg_stride()
1699 	return -EINVAL;  in regcache_sync()
1706 	return -EINVAL;  in regcache_sync_region()
1713 	return -EINVAL;  in regcache_drop_region()
1741 	return -EINVAL;  in regmap_register_patch()
1748 	return -EINVAL;  in regmap_parse_val()