mirror of
https://github.com/torvalds/linux.git
synced 2025-11-01 17:18:25 +02:00
909fd2b89f
- Remove unused platform driver support for syscon.
- Allow syscon nodes to be registered without a "syscon" compatible string.
- Make `platform_data` pointer const in struct mfd_cell.
- Revert support for multiple AXP PMICs to avoid regressions.
- Increase SoundWire attach timeout and use gpiod_set_raw() for GPIO operation.
- Store the result from fault_log() for use by other sub-components.
- Fix an invalid regmap-config max_register value.
- Add another Gemini Lake ISA bridge PCI device ID.
- Use devm_register_power_off_handler() to simplify code.
- Add support for QNAP microcontroller units, including LEDs, input, and hwmon.
- Use MFD_CELL macros and remove unused code.
- Add support for AAEON UP board FPGA.
- Remove unused includes.
- Fix various typos and compatibility issues in multiple bindings.
- Add new bindings for rk3562 QoS, LED1202, and qcom,tcsr-ipq5424.
- Convert several bindings to YAML schema.
- Update sprd,sc2731 bindings to reference sprd,sc2731-efuse bindings directly.
- Fix rohm,bd71815 bindings by correcting resistor values and typos.
- Documentation improvements:
- Add documentation for LED1202 and qnap-mcu-hwmon.
- Adjust the file entry for the qnap-mcu header in MAINTAINERS.
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Merge tag 'mfd-next-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull mfd updates from Lee Jones:
- Fix race in device_node_get_regmap() using more extensive locking
- Remove unused platform driver support for syscon
- Allow syscon nodes to be registered without a "syscon" compatible
string
- Make `platform_data` pointer const in struct mfd_cell
- Revert support for multiple AXP PMICs to avoid regressions
- Increase SoundWire attach timeout and use gpiod_set_raw() for GPIO
operation
- Store the result from fault_log() for use by other sub-components
- Fix an invalid regmap-config max_register value
- Add another Gemini Lake ISA bridge PCI device ID
- Use devm_register_power_off_handler() to simplify code
- Add support for QNAP microcontroller units, including LEDs, input,
and hwmon
- Use MFD_CELL macros and remove unused code
- Add support for AAEON UP board FPGA
- Remove unused includes
- Fix various typos and compatibility issues in multiple bindings
- Add new bindings for rk3562 QoS, LED1202, and qcom,tcsr-ipq5424
- Convert several bindings to YAML schema
- Update sprd,sc2731 bindings to reference sprd,sc2731-efuse bindings
directly
- Fix rohm,bd71815 bindings by correcting resistor values and typos
- Documentation improvements:
- Add documentation for LED1202 and qnap-mcu-hwmon
- Adjust the file entry for the qnap-mcu header in MAINTAINERS
* tag 'mfd-next-6.14' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (35 commits)
MAINTAINERS: Adjust the file entry for the qnap-mcu header
dt-bindings: mfd: syscon: Fix ti,j784s4-acspcie-proxy-ctrl compatible
dt-bindings: mfd: syscon: Fix al,alpine-sysfabric-service compatible
Revert "mfd: axp20x: Allow multiple regulators"
dt-bindings: mfd: syscon: Add rk3562 QoS register compatible
mfd: syscon: Allow syscon nodes without a "syscon" compatible
mfd: syscon: Remove the platform driver support
mfd: syscon: Fix race in device_node_get_regmap()
dt-bindings: mfd: atmel: Convert to YAML schema
dt-bindings: mfd: atmel,at91sam9260: Convert to YAML schema
dt-bindings: mfd: sprd,sc2731: Reference sprd,sc2731-efuse bindings
mfd: tps65219: Remove unused macros & add regmap.h
mfd: tps65219: Use MFD_CELL macros
leds: Add LED1202 I2C driver
dt-bindings: leds: Add LED1202 LED Controller
Documentation:leds: Add leds-st1202.rst
mfd: Add support for AAEON UP board FPGA
mfd: da9052: Store result from fault_log
mfd: intel_soc_pmic_chtdc_ti: Fix invalid regmap-config max_register value
mfd: cs42l43: Use devres for remove as well
...
91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* CS42L43 I2C driver
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*
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* Copyright (C) 2022-2023 Cirrus Logic, Inc. and
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* Cirrus Logic International Semiconductor Ltd.
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*/
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#include <linux/array_size.h>
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#include <linux/err.h>
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#include <linux/i2c.h>
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#include <linux/mfd/cs42l43.h>
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#include <linux/mfd/cs42l43-regs.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/pm.h>
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#include <linux/regmap.h>
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#include "cs42l43.h"
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static const struct regmap_config cs42l43_i2c_regmap = {
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.reg_bits = 32,
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.reg_stride = 4,
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.val_bits = 32,
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.reg_format_endian = REGMAP_ENDIAN_BIG,
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.val_format_endian = REGMAP_ENDIAN_BIG,
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.max_register = CS42L43_MCU_RAM_MAX,
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.readable_reg = cs42l43_readable_register,
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.volatile_reg = cs42l43_volatile_register,
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.precious_reg = cs42l43_precious_register,
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.cache_type = REGCACHE_MAPLE,
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.reg_defaults = cs42l43_reg_default,
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.num_reg_defaults = ARRAY_SIZE(cs42l43_reg_default),
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};
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static int cs42l43_i2c_probe(struct i2c_client *i2c)
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{
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struct cs42l43 *cs42l43;
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cs42l43 = devm_kzalloc(&i2c->dev, sizeof(*cs42l43), GFP_KERNEL);
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if (!cs42l43)
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return -ENOMEM;
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cs42l43->dev = &i2c->dev;
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cs42l43->irq = i2c->irq;
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/* A device on an I2C is always attached by definition. */
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cs42l43->attached = true;
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cs42l43->regmap = devm_regmap_init_i2c(i2c, &cs42l43_i2c_regmap);
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if (IS_ERR(cs42l43->regmap))
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return dev_err_probe(cs42l43->dev, PTR_ERR(cs42l43->regmap),
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"Failed to allocate regmap\n");
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return cs42l43_dev_probe(cs42l43);
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}
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#if IS_ENABLED(CONFIG_OF)
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static const struct of_device_id cs42l43_of_match[] = {
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{ .compatible = "cirrus,cs42l43", },
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{}
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};
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MODULE_DEVICE_TABLE(of, cs42l43_of_match);
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#endif
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#if IS_ENABLED(CONFIG_ACPI)
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static const struct acpi_device_id cs42l43_acpi_match[] = {
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{ "CSC4243", 0 },
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{}
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};
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MODULE_DEVICE_TABLE(acpi, cs42l43_acpi_match);
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#endif
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static struct i2c_driver cs42l43_i2c_driver = {
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.driver = {
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.name = "cs42l43",
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.pm = pm_ptr(&cs42l43_pm_ops),
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.of_match_table = of_match_ptr(cs42l43_of_match),
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.acpi_match_table = ACPI_PTR(cs42l43_acpi_match),
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},
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.probe = cs42l43_i2c_probe,
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};
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module_i2c_driver(cs42l43_i2c_driver);
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MODULE_IMPORT_NS("MFD_CS42L43");
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MODULE_DESCRIPTION("CS42L43 I2C Driver");
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MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.cirrus.com>");
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MODULE_LICENSE("GPL");
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