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.
410  * struct regmap_range_cfg - Configuration for indirectly accessed or paged
422  * @window_start: Address of first (lowest) register in data window.
472  * struct regmap_bus - Description of a hardware bus for the register map
480  * @gather_write: Write operation with split register/value, return -ENOTSUPP
483  *               must serialise with respect to non-async I/O.
580 struct regmap *__regmap_init_spi_avmm(struct spi_device *spi,
637 struct regmap *__devm_regmap_init_spi_avmm(struct spi_device *spi,
643  * for each call. No-op if CONFIG_LOCKDEP is not set.
656 			"(" name ")->lock");				\
664  * regmap_init() - Initialise register map
667  * @bus: Bus-specific callbacks to use with device
668  * @bus_context: Data passed to bus-specific callbacks
673  * directly, it should be called by bus-specific init functions.
682  * regmap_init_i2c() - Initialise register map
695  * regmap_init_sccb() - Initialise register map
708  * regmap_init_slimbus() - Initialise register map
721  * regmap_init_spi() - Initialise register map
734  * regmap_init_spmi_base() - Create regmap for the Base register space
747  * regmap_init_spmi_ext() - Create regmap for Ext register space
760  * regmap_init_w1() - Initialise register map
773  * regmap_init_mmio_clk() - Initialise register map with register clock
777  * @regs: Pointer to memory-mapped IO region
788  * regmap_init_mmio() - Initialise register map
791  * @regs: Pointer to memory-mapped IO region
801  * regmap_init_ac97() - Initialise AC'97 register map
815  * regmap_init_sdw() - Initialise register map
828  * regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
831  * @spi: Device that will be interacted with
837 #define regmap_init_spi_avmm(spi, config)					\  argument
839 				 spi, config)
842  * devm_regmap_init() - Initialise managed register map
845  * @bus: Bus-specific callbacks to use with device
846  * @bus_context: Data passed to bus-specific callbacks
851  * directly, it should be called by bus-specific init functions.  The
859  * devm_regmap_init_i2c() - Initialise managed register map
873  * devm_regmap_init_sccb() - Initialise managed register map
887  * devm_regmap_init_spi() - Initialise register map
901  * devm_regmap_init_spmi_base() - Create managed regmap for Base register space
915  * devm_regmap_init_spmi_ext() - Create managed regmap for Ext register space
929  * devm_regmap_init_w1() - Initialise managed register map
942  * devm_regmap_init_mmio_clk() - Initialise managed register map with clock
946  * @regs: Pointer to memory-mapped IO region
958  * devm_regmap_init_mmio() - Initialise managed register map
961  * @regs: Pointer to memory-mapped IO region
972  * devm_regmap_init_ac97() - Initialise AC'97 register map
986  * devm_regmap_init_sdw() - Initialise managed register map
1000  * devm_regmap_init_slimbus() - Initialise managed register map
1014  * devm_regmap_init_i3c() - Initialise managed register map
1028  * devm_regmap_init_spi_avmm() - Initialize register map for Intel SPI Slave
1031  * @spi: Device that will be interacted with
1038 #define devm_regmap_init_spi_avmm(spi, config)				\  argument
1040 				 spi, config)
1138 	return reg >= range->range_min && reg <= range->range_max;  in regmap_reg_in_range()
1161  * struct reg_field - Description of an register field
1164  * @lsb: lsb of the register field.
1171 	unsigned int lsb;  member
1179 				.lsb = _lsb,	\
1185 				.lsb = _lsb,			\
1279  * struct regmap_irq_type - IRQ type definitions.
1299  * struct regmap_irq - Description of an IRQ for the generic regmap irq_chip.
1329  * struct regmap_irq_chip - Description of a generic regmap irq_chip.
1334  *		 interrupts arranged in separate sub-irq blocks with own IRQ
1336  *		 sub-irq blocks with unhandled interrupts. For such chips fill
1337  *		 sub-irq register information in status_base, mask_base and
1342  *		     registers. First item in array describes the registers
1343  *		     for first main status bit. Second array for second bit etc.
1347  *		     1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ...
1365  * @clear_ack:  Use this to set 1 and 0 or vice-versa to clear interrupts.
1476 	return -EINVAL;  in regmap_write()
1483 	return -EINVAL;  in regmap_write_async()
1490 	return -EINVAL;  in regmap_raw_write()
1497 	return -EINVAL;  in regmap_raw_write_async()
1504 	return -EINVAL;  in regmap_noinc_write()
1511 	return -EINVAL;  in regmap_bulk_write()
1518 	return -EINVAL;  in regmap_read()
1525 	return -EINVAL;  in regmap_raw_read()
1532 	return -EINVAL;  in regmap_noinc_read()
1539 	return -EINVAL;  in regmap_bulk_read()
1547 	return -EINVAL;  in regmap_update_bits_base()
1554 	return -EINVAL;  in regmap_set_bits()
1561 	return -EINVAL;  in regmap_clear_bits()
1568 	return -EINVAL;  in regmap_test_bits()
1576 	return -EINVAL;  in regmap_field_update_bits_base()
1585 	return -EINVAL;  in regmap_fields_update_bits_base()
1592 	return -EINVAL;  in regmap_update_bits()
1599 	return -EINVAL;  in regmap_update_bits_async()
1607 	return -EINVAL;  in regmap_update_bits_check()
1616 	return -EINVAL;  in regmap_update_bits_check_async()
1623 	return -EINVAL;  in regmap_write_bits()
1630 	return -EINVAL;  in regmap_field_write()
1637 	return -EINVAL;  in regmap_field_force_write()
1644 	return -EINVAL;  in regmap_field_update_bits()
1652 	return -EINVAL;  in regmap_field_force_update_bits()
1659 	return -EINVAL;  in regmap_fields_write()
1666 	return -EINVAL;  in regmap_fields_force_write()
1674 	return -EINVAL;  in regmap_fields_update_bits()
1682 	return -EINVAL;  in regmap_fields_force_update_bits()
1688 	return -EINVAL;  in regmap_get_val_bytes()
1694 	return -EINVAL;  in regmap_get_max_register()
1700 	return -EINVAL;  in regmap_get_reg_stride()
1706 	return -EINVAL;  in regcache_sync()
1713 	return -EINVAL;  in regcache_sync_region()
1720 	return -EINVAL;  in regcache_drop_region()
1748 	return -EINVAL;  in regmap_register_patch()
1755 	return -EINVAL;  in regmap_parse_val()