1 /* SPDX-License-Identifier: GPL-2.0-only */
49  * struct reg_default - Default value for a register.
63  * struct reg_sequence - An individual write from a sequence of writes.
86  * regmap_read_poll_timeout - Poll until a condition is met or a timeout occurs
93  *            tight-loops).  Should be less than ~20ms since usleep_range
94  *            is used (see Documentation/timers/timers-howto.rst).
97  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
113  * regmap_read_poll_timeout_atomic - Poll until a condition is met or a timeout occurs
119  * @delay_us: Time to udelay between reads in us (0 tight-loops).
121  *            (see Documentation/timers/timers-howto.rst).
124  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_read
131  * this macro then first setup your regmap for atomic use (flat or no cache
154 	__ret ?: ((cond) ? 0 : -ETIMEDOUT); \
158  * regmap_field_read_poll_timeout - Poll until a condition is met or timeout
164  *            tight-loops).  Should be less than ~20ms since usleep_range
165  *            is used (see Documentation/timers/timers-howto.rst).
168  * Returns 0 on success and -ETIMEDOUT upon a timeout or the regmap_field_read
186 	/* Unspecified -> 0 -> Backwards compatible default */
194  * struct regmap_range - A register range, used for access related checks
197  * @range_min: address of first register
208  * struct regmap_access_table - A table of register ranges for access checks
218  * check function will return true. "no_ranges" are searched first.
231  * struct regmap_config - Configuration for the register map of a device.
290  *		  read operation on a bus such as SPI, I2C, etc. Most of the
298  *		   Use it only for "no-bus" cases.
415  * struct regmap_range_cfg - Configuration for indirectly accessed or paged
427  * @window_start: Address of first (lowest) register in data window.
475  * struct regmap_bus - Description of a hardware bus for the register map
483  * @gather_write: Write operation with split register/value, return -ENOTSUPP
486  *               must serialise with respect to non-async I/O.
591 struct regmap *__regmap_init_spi_avmm(struct spi_device *spi,
656 struct regmap *__devm_regmap_init_spi_avmm(struct spi_device *spi,
662  * for each call. No-op if CONFIG_LOCKDEP is not set.
675 			"(" name ")->lock");				\
683  * regmap_init() - Initialise register map
686  * @bus: Bus-specific callbacks to use with device
687  * @bus_context: Data passed to bus-specific callbacks
692  * directly, it should be called by bus-specific init functions.
701  * regmap_init_i2c() - Initialise register map
714  * regmap_init_mdio() - Initialise register map
727  * regmap_init_sccb() - Initialise register map
740  * regmap_init_slimbus() - Initialise register map
753  * regmap_init_spi() - Initialise register map
766  * regmap_init_spmi_base() - Create regmap for the Base register space
779  * regmap_init_spmi_ext() - Create regmap for Ext register space
792  * regmap_init_w1() - Initialise register map
805  * regmap_init_mmio_clk() - Initialise register map with register clock
809  * @regs: Pointer to memory-mapped IO region
820  * regmap_init_mmio() - Initialise register map
823  * @regs: Pointer to memory-mapped IO region
833  * regmap_init_ac97() - Initialise AC'97 register map
847  * regmap_init_sdw() - Initialise register map
860  * regmap_init_sdw_mbq() - Initialise register map
873  * regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
876  * @spi: Device that will be interacted with
882 #define regmap_init_spi_avmm(spi, config)					\  argument
884 				 spi, config)
887  * devm_regmap_init() - Initialise managed register map
890  * @bus: Bus-specific callbacks to use with device
891  * @bus_context: Data passed to bus-specific callbacks
896  * directly, it should be called by bus-specific init functions.  The
904  * devm_regmap_init_i2c() - Initialise managed register map
918  * devm_regmap_init_mdio() - Initialise managed register map
932  * devm_regmap_init_sccb() - Initialise managed register map
946  * devm_regmap_init_spi() - Initialise register map
960  * devm_regmap_init_spmi_base() - Create managed regmap for Base register space
974  * devm_regmap_init_spmi_ext() - Create managed regmap for Ext register space
988  * devm_regmap_init_w1() - Initialise managed register map
1001  * devm_regmap_init_mmio_clk() - Initialise managed register map with clock
1005  * @regs: Pointer to memory-mapped IO region
1017  * devm_regmap_init_mmio() - Initialise managed register map
1020  * @regs: Pointer to memory-mapped IO region
1031  * devm_regmap_init_ac97() - Initialise AC'97 register map
1045  * devm_regmap_init_sdw() - Initialise managed register map
1059  * devm_regmap_init_sdw_mbq() - Initialise managed register map
1073  * devm_regmap_init_slimbus() - Initialise managed register map
1087  * devm_regmap_init_i3c() - Initialise managed register map
1101  * devm_regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
1104  * @spi: Device that will be interacted with
1111 #define devm_regmap_init_spi_avmm(spi, config)				\  argument
1113 				 spi, config)
1211 	return reg >= range->range_min && reg <= range->range_max;  in regmap_reg_in_range()
1234  * struct reg_field - Description of an register field
1237  * @lsb: lsb of the register field.
1244 	unsigned int lsb;  member
1252 				.lsb = _lsb,	\
1258 				.lsb = _lsb,			\
1353  * struct regmap_irq_type - IRQ type definitions.
1373  * struct regmap_irq - Description of an IRQ for the generic regmap irq_chip.
1403  * struct regmap_irq_chip - Description of a generic regmap irq_chip.
1408  *		 interrupts arranged in separate sub-irq blocks with own IRQ
1410  *		 sub-irq blocks with unhandled interrupts. For such chips fill
1411  *		 sub-irq register information in status_base, mask_base and
1416  *		     registers. First item in array describes the registers
1417  *		     for first main status bit. Second array for second bit etc.
1421  *		     1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ...
1422  *		     When used with not_fixed_stride, each one-element array
1424  *		     peripheral to first peripheral.
1443  * @clear_ack:  Use this to set 1 and 0 or vice-versa to clear interrupts.
1463  * @num_virt_regs:   Number of non-standard irq configuration registers.
1568 	return -EINVAL;  in regmap_write()
1575 	return -EINVAL;  in regmap_write_async()
1582 	return -EINVAL;  in regmap_raw_write()
1589 	return -EINVAL;  in regmap_raw_write_async()
1596 	return -EINVAL;  in regmap_noinc_write()
1603 	return -EINVAL;  in regmap_bulk_write()
1610 	return -EINVAL;  in regmap_read()
1617 	return -EINVAL;  in regmap_raw_read()
1624 	return -EINVAL;  in regmap_noinc_read()
1631 	return -EINVAL;  in regmap_bulk_read()
1639 	return -EINVAL;  in regmap_update_bits_base()
1646 	return -EINVAL;  in regmap_set_bits()
1653 	return -EINVAL;  in regmap_clear_bits()
1660 	return -EINVAL;  in regmap_test_bits()
1668 	return -EINVAL;  in regmap_field_update_bits_base()
1677 	return -EINVAL;  in regmap_fields_update_bits_base()
1684 	return -EINVAL;  in regmap_update_bits()
1691 	return -EINVAL;  in regmap_update_bits_async()
1699 	return -EINVAL;  in regmap_update_bits_check()
1708 	return -EINVAL;  in regmap_update_bits_check_async()
1715 	return -EINVAL;  in regmap_write_bits()
1722 	return -EINVAL;  in regmap_field_write()
1729 	return -EINVAL;  in regmap_field_force_write()
1736 	return -EINVAL;  in regmap_field_update_bits()
1744 	return -EINVAL;  in regmap_field_force_update_bits()
1751 	return -EINVAL;  in regmap_fields_write()
1758 	return -EINVAL;  in regmap_fields_force_write()
1766 	return -EINVAL;  in regmap_fields_update_bits()
1774 	return -EINVAL;  in regmap_fields_force_update_bits()
1780 	return -EINVAL;  in regmap_get_val_bytes()
1786 	return -EINVAL;  in regmap_get_max_register()
1792 	return -EINVAL;  in regmap_get_reg_stride()
1798 	return -EINVAL;  in regcache_sync()
1805 	return -EINVAL;  in regcache_sync_region()
1812 	return -EINVAL;  in regcache_drop_region()
1840 	return -EINVAL;  in regmap_register_patch()
1847 	return -EINVAL;  in regmap_parse_val()