aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/power (follow)
AgeCommit message (Collapse)AuthorFilesLines
2020-05-09power: supply: cw2015: Make some symbols staticChenTao1-2/+2
Fix the following warning: drivers/power/supply/cw2015_battery.c:96:5: warning: 'cw_update_profile' was not declared. Should it be static? drivers/power/supply/cw2015_battery.c:712:1: warning: 'cw_bat_pm_ops' was not declared. Should it be static? Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: ChenTao <chentao107@huawei.com> Acked-by: Tobias Schramm <t.schramm@manjaro.org> Tested-by: Tobias Schramm <t.schramm@manjaro.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-09power: bq25890: unlock on error paths in bq25890_resume()Dan Carpenter1-3/+4
We introduced some new locking here, but need to update the error paths so they unlock before returning. Fixes: 72d9cd9cdc18 ("power: bq25890: protect view of the chip's state") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-08power: supply: bd70528: rename linear_range to avoid collisionMatti Vaittinen1-5/+5
Follow-up patches in this series will add a generic struct linear_range. Rename bd70528 internal struct to avoid collision. Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com> Link: https://lore.kernel.org/r/286b1ae0adc1c08e7b644cbdc1a43eb2e0644647.1588944082.git.matti.vaittinen@fi.rohmeurope.com Signed-off-by: Mark Brown <broonie@kernel.org>
2020-05-07power: supply: core: Add type property to uevent envMathew King1-24/+37
Add POWER_SUPPLY_TYPE to the uevent env for power supply. Type is a property of all power supplies and there is a sysfs entry for it but it is not included in the properties array of the power supply so explicitly add it to the udev env. Signed-off-by: Mathew King <mathewk@chromium.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-07power: supply: core: Add a macro that maps enum properties to text valuesMathew King1-74/+50
Reduce the number of touch points to add a new enum property to the power_supply class by mapping the array of text values to the device attribute descriptor. A new enum property can now added by creating an array with the text values named POWER_SUPPLY_${PROPNAME}_TEXT and adding POWER_SUPPLY_ENUM_ATTR(${PROPNAME}) to the power_supply_attrs array. Signed-off-by: Mathew King <mathewk@chromium.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-07power: supply: core: Use designated initializer for property text arraysMathew King1-14/+60
Use designated initializers for the sysfs power supply text values. This will help ensure that the text values are kept in sync with the enum values from power_supply.h. Signed-off-by: Mathew King <mathewk@chromium.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-07power: supply: core: Cleanup power supply sysfs attribute listMathew King1-128/+132
Make the device attribute list used to create sysfs attributes more robust by decoupling the list order from order of the enum defined in power_supply.h. This is done by using a designated initializer in the POWER_SUPPLY_ATTR macro. Signed-off-by: Mathew King <mathewk@chromium.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: bq25890: protect view of the chip's stateMichał Mirosław1-56/+26
Extend bq->lock over whole updating of the chip's state. Might get useful later for switching ADC modes correctly. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: bq25890: remove redundant I2C bus checkMichał Mirosław1-6/+0
regmap initialization will check I2C adapter functionality. Remove redundant check in the driver. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: bq25890: make property table constMichał Mirosław1-1/+1
Property list should not change, so mark it const. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: bq25890: simplify chip name property getterMichał Mirosław1-11/+8
Driver rejects unknown chips early in the probe(), so when bq25890_power_supply_get_property() is made reachable, bq->chip_version will already be set to correct value - there is no need to check it again. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: supply: add CellWise cw2015 fuel gauge driverTobias Schramm3-0/+761
This patch adds a driver for the CellWise cw2015 fuel gauge. The CellWise cw2015 is a shuntless, single-cell Li-Ion fuel gauge used in the pine64 Pinebook Pro laptop and some Raspberry Pi UPS HATs. Signed-off-by: Tobias Schramm <t.schramm@manjaro.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-03power: supply: core: fix memory leak in HWMON error pathQiushi Wu1-1/+1
In function power_supply_add_hwmon_sysfs(), psyhw->props is allocated by bitmap_zalloc(). But this pointer is not deallocated when devm_add_action fail, which lead to a memory leak bug. To fix this, we replace devm_add_action with devm_add_action_or_reset. Cc: stable@kernel.org Fixes: e67d4dfc9ff19 ("power: supply: Add HWMON compatibility layer") Signed-off-by: Qiushi Wu <wu000273@umn.edu> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: core: tabularize HWMON temperature labelsMichał Mirosław1-1/+19
Rework power_supply_hwmon_read_string() to check it's parameters. This allows to extend it later with labels for other types of measurements. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: charger-manager: clarify num_properties starting valueMichał Mirosław1-1/+1
Initialize num_properties with length of the copied array instead of relying on previously memcpy'd value. This makes it clear how the array and the counter are related. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: core: hide unused HWMON labelsMichał Mirosław1-3/+39
Currently HWMON emulation shows all labels (temp and ambient temp) regardless if power supply supports reading the values. Check that at least one property is enabled for each label. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: core: fix HWMON temperature labelsMichał Mirosław1-1/+1
tempX_label files are swapped compared to what power_supply_hwmon_temp_to_property() uses. Make them match. Cc: stable@vger.kernel.org Fixes: e67d4dfc9ff1 ("power: supply: Add HWMON compatibility layer") Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: generic-adc-battery: Prepare for const propertiesSebastian Reichel1-11/+11
This prepares the driver to work with the properties entry in power_supply_desc marked as const. Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: charger-manager: Prepare for const propertiesSebastian Reichel1-18/+22
This prepares the driver to work with the properties entry in power_supply_desc marked as const. Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-05-01power: supply: core: reduce power_supply_show_usb_type() parametersMichał Mirosław1-6/+4
Reduce power_supply_show_usb_type() parameter count by folding power_supply_desc dereference into the function. This makes following patch making usb_types const easier. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-30power: reset: introduce oxnas-restartDaniel Golle3-0/+241
Add reboot handler for Oxford OX820 chips as reboot currenly hangs on those boards. Code is based on ox820_assert_system_reset() found in https://github.com/kref/linux-oxnas.git in arch/arm/mach-oxnas/mach-ox820.c line 181. Signed-off-by: Daniel Golle <daniel@makrotopia.org> Acked-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-29power: supply: max17042_battery: Add support for the TTE_NOW propGeordan Neukum1-0/+8
The max170{42,47,50,55} family of fuel gauges all provide time-to-empty estimation. As such, let's export this as a property. Signed-off-by: Geordan Neukum <gneukum1@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-29power: supply: axp288_charger: Omit superfluous error messageTang Bin1-3/+2
In the axp288_charger_probe(), when get irq failed, the function platform_get_irq() logs an error message, so remove redundant message here. Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com> Signed-off-by: Shengju Zhang <zhangshengju@cmss.chinamobile.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: supply: sc27xx: Add boot voltage supportYuanjiang Yu1-0/+8
Add new property to allow to get the voltage measured during boot time. Signed-off-by: Yuanjiang Yu <yuanjiang.yu@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: supply: sc27xx: Add CURRENT_NOW/VOLTAGE_NOW properties supportYuanjiang Yu1-2/+58
Add new properties to get present current and voltage of the fuel gauge. Signed-off-by: Yuanjiang Yu <yuanjiang.yu@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: supply: sc27xx: Allow to change the battery full capacityYuanjiang Yu1-1/+7
The battery full capacity can be affected by the temperature or the servicing time or other factors, so some platforms will track the real battery full capacity in charger manager service. Thus we should allow to change the battery full capacity by setting the 'POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN' property as writeable. Signed-off-by: Yuanjiang Yu <yuanjiang.yu@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: supply: sc27xx: Set 'no_thermal' flag for SC27xx fuel gaugeYuanjiang Yu1-0/+1
There is no thermal zone should be created for the SC27XX FGU power supply, thus set the 'no_thermal' flag as true. Signed-off-by: Yuanjiang Yu <yuanjiang.yu@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: supply: ab8500_fg: remove comparison to boolJason Yan1-1/+1
Fix the following coccicheck warning: drivers/power/supply/ab8500_fg.c:2402:5-24: WARNING: Comparison to bool Signed-off-by: Jason Yan <yanaijie@huawei.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-28power: reset: qcom-pon: reg write mask depends on pon generationKejia Hu1-1/+2
Instead of hardcode the mask, it should be depends on which generation of pon it was. Signed-off-by: Kejia Hu <kejia.hu@codethink.co.uk> Fixes: fce5430f6a86 ("reset: qcom-pon: Add support for gen2 pon") Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-21drivers: Remove inclusion of vermagic headerLeon Romanovsky1-1/+1
Get rid of linux/vermagic.h includes, so that MODULE_ARCH_VERMAGIC from the arch header arch/x86/include/asm/module.h won't be redefined. In file included from ./include/linux/module.h:30, from drivers/net/ethernet/3com/3c515.c:56: ./arch/x86/include/asm/module.h:73: warning: "MODULE_ARCH_VERMAGIC" redefined 73 | # define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY | In file included from drivers/net/ethernet/3com/3c515.c:25: ./include/linux/vermagic.h:28: note: this is the location of the previous definition 28 | #define MODULE_ARCH_VERMAGIC "" | Fixes: 6bba2e89a88c ("net/3com: Delete driver and module versions from 3com drivers") Co-developed-by: Borislav Petkov <bp@suse.de> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Shannon Nelson <snelson@pensando.io> # ionic Acked-by: Sebastian Reichel <sre@kernel.org> # power Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2020-04-14power: supply: 88pm860x_battery: remove redundant dev_err messageTang Bin1-6/+2
In the pm860x_battery_probe(), when get irq failed, the function platform_get_irq() logs an dev_err message, so remove redundant message here. Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-14power: supply: axp288_fuel_gauge: Add the Meegopad T02 to the blacklist.Rafael Gandolfi1-0/+6
The Meegopad T02 is a PC in stick format and doesn't have a battery, it is reported with a random and constant battery charge but as discharging to userspace. Add it to the blacklist to avoid the bogus battery status reporting. Signed-off-by: Rafael Gandolfi <rafirafi.at@gmail.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-13power: supply: max14656: remove set but not used 'ret'Jason Yan1-3/+2
Fix the following gcc warning: drivers/power/supply/max14656_charger_detector.c:142:6: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable] int ret = 0; ^~~ Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Jason Yan <yanaijie@huawei.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-13power: supply: bq24257_charger: Replace depends on REGMAP_I2C with selectEnric Balletbo i Serra1-1/+1
regmap is a library function that gets selected by drivers that need it. No driver modules should depend on it. Depending on REGMAP_I2C makes this driver only build if another driver already selected REGMAP_I2C, as the symbol can't be selected through the menu kernel configuration. Fixes: 2219a935963e ("power_supply: Add TI BQ24257 charger driver") Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-04-10change email address for Pali RohárPali Rohár4-6/+6
For security reasons I stopped using gmail account and kernel address is now up-to-date alias to my personal address. People periodically send me emails to address which they found in source code of drivers, so this change reflects state where people can contact me. [ Added .mailmap entry as per Joe Perches - Linus ] Signed-off-by: Pali Rohár <pali@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Joe Perches <joe@perches.com> Link: http://lkml.kernel.org/r/20200307104237.8199-1-pali@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-04-08Merge tag 'tag-chrome-platform-for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linuxLinus Torvalds2-33/+19
Pull chrome platform updates from Benson Leung: cros-usbpd-notify and cros_ec_typec: - Add a new notification driver that handles and dispatches USB PD related events to other drivers. - Add a Type C connector class driver for cros_ec CrOS EC: - Introduce a new cros_ec_cmd_xfer_status helper Sensors/iio: - A series from Gwendal that adds Cros EC sensor hub FIFO support Wilco EC: - Fix a build warning. - Platform data shouldn't include kernel.h Misc: - i2c api conversion complete, with i2c_new_client_device instead of i2c_new_device in chromeos_laptop. - Replace zero-length array with flexible-array member in cros_ec_chardev and wilco_ec - Update new structure for SPI transfer delays in cros_ec_spi * tag 'tag-chrome-platform-for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux: (34 commits) platform/chrome: cros_ec_spi: Wait for USECS, not NSECS iio: cros_ec: Use Hertz as unit for sampling frequency iio: cros_ec: Report hwfifo_watermark_max iio: cros_ec: Expose hwfifo_timeout iio: cros_ec: Remove pm function iio: cros_ec: Register to cros_ec_sensorhub when EC supports FIFO iio: expose iio_device_set_clock iio: cros_ec: Move function description to .c file platform/chrome: cros_ec_sensorhub: Add median filter platform/chrome: cros_ec_sensorhub: Add code to spread timestmap platform/chrome: cros_ec_sensorhub: Add FIFO support platform/chrome: cros_ec_sensorhub: Add the number of sensors in sensorhub platform/chrome: chromeos_laptop: make I2C API conversion complete platform/chrome: wilco_ec: event: Replace zero-length array with flexible-array member platform/chrome: cros_ec_chardev: Replace zero-length array with flexible-array member platform/chrome: cros_ec_typec: Update port info from EC platform/chrome: Add Type C connector class driver platform/chrome: cros_usbpd_notify: Pull PD_HOST_EVENT status platform/chrome: cros_usbpd_notify: Amend ACPI driver to plat platform/chrome: cros_usbpd_notify: Add driver data struct ...
2020-04-05Merge tag 'for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supplyLinus Torvalds11-125/+210
Pull power supply and reset changes from Sebastian Reichel: "Core: - Nothing Drivers: - at91-reset: cleanups, proper handling for sam9x60 - sc27xx, charger-manager: allow building as module - sc27xx: add support to read current charge capacity - axp288: more quirks for weird hardware - misc fixes" * tag 'for-v5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (26 commits) power: reset: sc27xx: Allow the SC27XX poweroff driver building into a module power: reset: sc27xx: Change to use cpu_down() power: reset: sc27xx: Power off the external subsystems' connection power: twl4030: Use scnprintf() for avoiding potential buffer overflow power: supply: bq27xxx_battery: Silence deferred-probe error power: reset: at91-reset: handle nrst async for sam9x60 power: reset: at91-reset: get rid of at91_reset_data power: reset: at91-reset: keep only one reset function power: reset: at91-reset: make at91sam9g45_restart() generic power: reset: at91-reset: introduce ramc_lpr to struct at91_reset power: reset: at91-reset: use r4 as tmp argument power: reset: at91-reset: introduce args member in at91_reset_data power: reset: at91-reset: introduce struct at91_reset_data power: reset: at91-reset: devm_kzalloc() for at91_reset data structure power: reset: at91-reset: pass rstc base address to at91_reset_status() power: reset: at91-reset: convert reset in pointer to struct at91_reset power: reset: at91-reset: add notifier block to struct at91_reset power: reset: at91-reset: add sclk to struct at91_reset power: reset: at91-reset: add ramc_base[] to struct at91_reset power: reset: at91-reset: introduce struct at91_reset ...
2020-03-11power: reset: sc27xx: Allow the SC27XX poweroff driver building into a moduleBaolin Wang2-2/+7
Change the config to 'tristate' and use module_platform_driver() to allow the SC27XX poweroff driver building into a module, as well as adding some mudule information. Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-11power: reset: sc27xx: Change to use cpu_down()Baolin Wang1-3/+6
To allow the SC27XX driver can be built as a module, and the freeze_secondary_cpus() symbol is not exported, thus we can change to use the exported cpu_down() API to shut down other cpus to avoid racing, which is same as the freeze_secondary_cpus(). Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-11power: reset: sc27xx: Power off the external subsystems' connectionSherry Zong1-0/+5
When powering off the whole system, we should power off some external subsystems' connection firstly, otherwise some external subsystems will hold some power and result in powering down abnormally. Signed-off-by: Sherry Zong <sherry.zong@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-11power: twl4030: Use scnprintf() for avoiding potential buffer overflowTakashi Iwai1-2/+2
Since snprintf() returns the would-be-output size instead of the actual output size, the succeeding calls may go beyond the given buffer limit. Fix it by replacing with scnprintf(). Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-11power: supply: bq27xxx_battery: Silence deferred-probe errorDmitry Osipenko1-1/+4
The driver fails to probe with -EPROBE_DEFER if battery's power supply (charger driver) isn't ready yet and this results in a bit noisy error message in KMSG during kernel's boot up. Let's silence the harmless error message. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Andrew F. Davis <afd@ti.com> Reviewed-by: Pali Rohár <pali@kernel.org> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: handle nrst async for sam9x60Claudiu.Beznea@microchip.com1-0/+8
Handle NRST asynchronously for SAM9X60 to avoid problem with fast drop of VDDCORE on shutdown operations in the first 100 us after CPU is shutdown. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: get rid of at91_reset_dataClaudiu.Beznea@microchip.com1-28/+9
After refactoring struct at91_reset_data and struct at91_reset_data at91sam9260_reset_data are not needed anymore. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: keep only one reset functionClaudiu.Beznea@microchip.com1-49/+3
Keep only one reset function. With this, notifier_call member of struct at91_reset_data could be removed. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: make at91sam9g45_restart() genericClaudiu.Beznea@microchip.com1-15/+6
Make at91sam9g45_restart() generic. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: introduce ramc_lpr to struct at91_resetClaudiu.Beznea@microchip.com1-8/+18
Introduce ramc_lpr to struct at91_reset. This will lead to the unification of at91sam9260_restart() and at91sam9g45_restart(). Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: use r4 as tmp argumentClaudiu.Beznea@microchip.com1-3/+3
Use r4 as temporary register. On ARM r0-r3 should be used to hold function arguments. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: introduce args member in at91_reset_dataClaudiu.Beznea@microchip.com1-16/+11
Introduce args member in struct at91_reset_data. It stores the value that needs to be written in mode register so that the reboot actions to happen. With these changes samx7_restart() could be removed. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2020-03-08power: reset: at91-reset: introduce struct at91_reset_dataClaudiu.Beznea@microchip.com1-6/+44
Introduce struct at91_reset_data to be able to provide per SoC data. At the moment this being only notifier callback. Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.