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path: root/drivers/hwmon/tmp108.c
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2024-12-14hwmon: (tmp108) Drop of_match_ptr() protectionGuenter Roeck
Limiting the scope of devicetree support to CONFIG_OF prevents use of this driver with ACPI via PRP0001. Drop the dependency. While at it, - Switch of.h for mod_devicetable.h include given the use of struct of_device_id which is defined in that header - Add I2C device ID for p3t1085 - Drop the unnecessary include of hwmon-sysfs.h. Cc: Frank Li <Frank.Li@nxp.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20241204141754.4051186-1-linux@roeck-us.net Reviewed-by: Frank Li <Frank.Li@nxp.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-12-14hwmon: (tmp108) Add basic regulator supportStanislav Jakubek
TMP108/P3T1085 are powered by the V+/VCC regulator, add support for it. Signed-off-by: Stanislav Jakubek <stano.jakubek@gmail.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-11-23hwmon: (tmp108) Do not fail in I3C probe when I3C regmap is a moduleJarkko Nikula
I3C device probe fails when CONFIG_REGMAP_I3C=m: p3t1085_i3c 0-23615290090: error -ENODEV: Failed to register i3c regmap Fix this by using the IS_ENABLED(CONFIG_REGMAP_I3C) macro in the code. Fixes: c40655e33106 ("hwmon: (tmp108) Add support for I3C device") Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Message-ID: <20241121121819.393104-1-jarkko.nikula@linux.intel.com> [groeck: Remove #ifdef entirely; it is not needed due to dead code elimination] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-11-12hwmon: (tmp108) Add support for I3C deviceFrank Li
Add support for I3C device in the tmp108 driver to handle the P3T1085 sensor. Register the I3C device driver to enable I3C functionality for the sensor. Signed-off-by: Frank Li <Frank.Li@nxp.com> Message-ID: <20241112-p3t1085-v4-2-a1334314b1e6@nxp.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-11-12hwmon: (tmp108) Add helper function tmp108_common_probe() to prepare I3C supportFrank Li
Add help function tmp108_common_probe() to pave road to support i3c for P3T1085(NXP) chip. Use dev_err_probe() to simplify the code. Signed-off-by: Frank Li <Frank.Li@nxp.com> Message-ID: <20241112-p3t1085-v4-1-a1334314b1e6@nxp.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-11-12hwmon: (tmp108) Add NXP p3t1085 supportFrank Li
Add compatible string 'nxp,p3t1085' since p3t1085's register layout is the same as tmp108. The p3t1085 supports I3C interface. Update document tmp108.rst and Kconfig's help context. Signed-off-by: Frank Li <Frank.Li@nxp.com> Message-ID: <20241111-p3t1085-v3-2-bff511550aad@nxp.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2024-05-01hwmon: Drop explicit initialization of struct i2c_device_id::driver_data to 0Uwe Kleine-König
These drivers don't use the driver_data member of struct i2c_device_id, so don't explicitly initialize this member. This prepares putting driver_data in an anonymous union which requires either no initialization or named designators. But it's also a nice cleanup on its own. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20240430085654.1028864-2-u.kleine-koenig@pengutronix.de Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-10hwmon: (tmp108) Use maple tree register cacheMark Brown
The tmp108 is only capable of performing single register read and write operations which means it gains no advantage from using a rbtree register cache, convert it to using the more modern maple tree register cache instead. This should be more efficient. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230609-hwmon-maple-v1-4-8edacce86b28@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: Switch i2c drivers back to use .probe()Uwe Kleine-König
After commit b8a1a4cd5a98 ("i2c: Provide a temporary .probe_new() call-back type"), all drivers being converted to .probe_new() and then 03c835f498b5 ("i2c: Switch .probe() to not take an id parameter") convert back to (the new) .probe() to be able to eventually drop .probe_new() from struct i2c_driver. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20230505131718.1210071-1-u.kleine-koenig@pengutronix.de [groeck: Added missing change in pmbus/acbel-fsg032.c] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: tmp108: constify pointers to hwmon_channel_infoKrzysztof Kozlowski
Statically allocated array of pointed to hwmon_channel_info can be made const for safety. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2022-09-25hwmon: (tmp108) Switch to DEFINE_SIMPLE_DEV_PM_OPS() and pm_sleep_ptr()Jonathan Cameron
These newer PM macros allow the compiler to see what code it can remove if !CONFIG_PM_SLEEP. This allows the removal of __maybe_unused markings whilst achieving the same result. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/20220925172759.3573439-17-jic23@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2020-09-23hwmon: use simple i2c probe functionStephen Kitt
Many hwmon drivers don't use the id information provided by the old i2c probe function, and the remainder can easily be adapted to the new form ("probe_new") by calling i2c_match_id explicitly. This avoids scanning the identifier tables during probes. Drivers which didn't use the id are converted as-is; drivers which did are modified as follows: * if the information in i2c_client is sufficient, that's used instead (client->name); * anything else is handled by calling i2c_match_id() with the same level of error-handling (if any) as before. A few drivers aren't included in this patch because they have a different set of maintainers. They will be covered by other patches. Signed-off-by: Stephen Kitt <steve@sk2.org> Link: https://lore.kernel.org/r/20200813160222.1503401-1-steve@sk2.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2019-05-30treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157Thomas Gleixner
Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-15hwmon: (tmp108) Use HWMON_CHANNEL_INFO macroGuenter Roeck
The HWMON_CHANNEL_INFO macro simplifies the code, reduces the likelihood of errors, and makes the code easier to read. The conversion was done automatically with coccinelle. The semantic patch used to make this change is as follows. @r@ initializer list elements; identifier i; @@ -u32 i[] = { - elements, - 0 -}; @s@ identifier r.i,j,ty; @@ -struct hwmon_channel_info j = { - .type = ty, - .config = i, -}; @script:ocaml t@ ty << s.ty; elements << r.elements; shorter; elems; @@ shorter := make_ident (List.hd(List.rev (Str.split (Str.regexp "_") ty))); elems := make_ident (String.concat "," (List.map (fun x -> Printf.sprintf "\n\t\t\t %s" x) (Str.split (Str.regexp " , ") elements))) @@ identifier s.j,t.shorter; identifier t.elems; @@ - &j + HWMON_CHANNEL_INFO(shorter,elems) This patch does not introduce functional changes. Many thanks to Julia Lawall for providing the semantic patch. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2018-09-07regmap: split up regmap_config.use_single_rwDavid Frey
Split regmap_config.use_single_rw into use_single_read and use_single_write. This change enables drivers of devices which only support bulk operations in one direction to use the regmap_bulk_*() functions for both directions and have their bulk operation split into single operations only when necessary. Update all struct regmap_config instances where use_single_rw==true to instead set both use_single_read and use_single_write. No attempt was made to evaluate whether it is possible to set only one of use_single_read or use_single_write. Signed-off-by: David Frey <dpfrey@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
2016-12-09hwmon: Add Texas Instruments TMP108 temperature sensor driver.John Muir
Add support for the TI TMP108 temperature sensor with some device configuration parameters. Signed-off-by: John Muir <john@jmuir.com> [groeck: Initialize of_match_table] Signed-off-by: Guenter Roeck <linux@roeck-us.net>