linux/drivers/rtc
Martin Blumenstingl 8a4e9482f4 rtc: meson-vrtc: Use ktime_get_real_ts64() to get the current time
[ Upstream commit 0e6255fa3f ]

The VRTC alarm register can be programmed with an amount of seconds
after which the SoC will be woken up by the VRTC timer again. We are
already converting the alarm time from meson_vrtc_set_alarm() to
"seconds since 1970". This means we also need to use "seconds since
1970" for the current time.

This fixes a problem where setting the alarm to one minute in the future
results in the firmware (which handles wakeup) to output (on the serial
console) that the system will be woken up in billions of seconds.
ktime_get_raw_ts64() returns the time since boot, not since 1970. Switch
to ktime_get_real_ts64() to fix the calculation of the alarm time and to
make the SoC wake up at the specified date/time. Also the firmware
(which manages suspend) now prints either 59 or 60 seconds until wakeup
(depending on how long it takes for the system to enter suspend).

Fixes: 6ef35398e8 ("rtc: Add Amlogic Virtual Wake RTC")
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Link: https://lore.kernel.org/r/20230320212142.2355062-1-martin.blumenstingl@googlemail.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
History 2023-05-11 23:03:33 +09:00
..
class.c rtc: class: Fix potential memleak in devm_rtc_allocate_device() 2022-12-31 13:32:49 +01:00
dev.c rtc: Remove unused rtc_dev_exit(). 2022-06-24 21:24:02 +02:00
interface.c rtc: allow rtc_read_alarm without read_alarm callback 2023-03-11 13:55:30 +01:00
Kconfig rtc: isl12022: switch to using regmap API 2022-10-13 00:17:22 +02:00
lib.c rtc: Improve performance of rtc_time64_to_tm(). Add tests. 2021-08-10 00:09:21 +02:00
lib_test.c rtc: lib_test: add MODULE_LICENSE 2021-08-10 23:21:46 +02:00
Makefile rtc: Add NCT3018Y real time clock driver 2022-07-26 17:07:04 +02:00
nvmem.c rtc: nvmem: emit an error message when nvmem registration fails 2020-11-19 12:50:12 +01:00
proc.c rtc: fix snprintf() checking in is_rtc_hctosys() 2021-05-25 00:36:11 +02:00
rtc-88pm80x.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-88pm860x.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ab-b5ze-s3.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-ab-eoz9.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-ab8500.c rtc: ab8500: let the core handle the alarm resolution 2021-11-10 00:45:57 +01:00
rtc-abx80x.c rtc: abx80x: Add utility function for writing configuration key 2021-02-13 23:03:26 +01:00
rtc-ac100.c rtc: ac100: use rtc_lock/rtc_unlock 2021-01-25 23:45:37 +01:00
rtc-armada38x.c rtc: armada38x: remove armada38x_rtc_ops_noirq 2021-01-16 23:19:26 +01:00
rtc-as3722.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
rtc-asm9260.c rtc: asm9260: use rtc_lock/rtc_unlock 2021-01-25 23:46:16 +01:00
rtc-aspeed.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-at91rm9200.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-at91sam9.c rtc: at91sam9: Remove unnecessary offset variable checks 2021-07-10 02:42:08 +02:00
rtc-au1xxx.c rtc: au1xxx: convert to SPDX identifier 2021-07-10 01:53:39 +02:00
rtc-bd70528.c rtc: bd70528: Drop BD70528 support 2021-06-20 22:24:52 +02:00
rtc-bq32k.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-bq4802.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
rtc-brcmstb-waketimer.c rtc: brcmstb-waketimer: quiet maybe-unused variable warning 2021-02-06 00:58:24 +01:00
rtc-cadence.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-cmos.c rtc: cmos: Disable ACPI RTC event on removal 2022-12-31 13:32:49 +01:00
rtc-core.h rtc: Remove unused rtc_dev_exit(). 2022-06-24 21:24:02 +02:00
rtc-cpcap.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-cros-ec.c rtc: cros-ec: Only warn once in .remove() about notifier_chain problems 2022-07-26 16:43:46 +02:00
rtc-da9052.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-da9055.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
rtc-da9063.c rtc: da9063: add as wakeup source 2021-12-02 23:23:38 +01:00
rtc-davinci.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-digicolor.c rtc: digicolor: quiet maybe-unused variable warning 2021-02-06 00:58:24 +01:00
rtc-dm355evm.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ds1216.c rtc: use devm_platform_ioremap_resource() to simplify code 2019-10-07 01:07:35 +02:00
rtc-ds1286.c rtc: use devm_platform_ioremap_resource() to simplify code 2019-10-07 01:07:35 +02:00
rtc-ds1302.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
rtc-ds1305.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
rtc-ds1307.c rtc: ds1307: switch to RTC_FEATURE_UPDATE_INTERRUPT 2022-03-23 19:58:38 +01:00
rtc-ds1343.c spi: make remove callback a void function 2022-02-09 13:00:45 +00:00
rtc-ds1347.c rtc: ds1347: fix value written to century register 2023-01-07 11:11:50 +01:00
rtc-ds1374.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-ds1390.c rtc: ds1390: Add SPI ID table 2021-09-25 23:22:28 +02:00
rtc-ds1511.c rtc: ds1511: remove unused function 2021-04-17 11:21:04 +02:00
rtc-ds1553.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ds1672.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-ds1685.c rtc: ds1685: Fix spelling of function name in comment block 2022-10-13 00:21:28 +02:00
rtc-ds1742.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ds2404.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ds3232.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-efi.c rtc: efi: Enable SET/GET WAKEUP services as optional 2023-02-09 11:28:17 +01:00
rtc-em3027.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-ep93xx.c rtc: ep93xx: Fix NULL pointer dereference in ep93xx_rtc_read_time 2020-12-03 23:49:31 +01:00
rtc-fm3130.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-fsl-ftm-alarm.c rtc: fsl-ftm-alarm: add MODULE_TABLE() 2021-04-17 11:21:04 +02:00
rtc-ftrtc010.c rtc: ftrtc010: Fix error handling in ftrtc010_rtc_probe 2022-05-19 12:08:17 +02:00
rtc-gamecube.c rtc: gamecube: Always reset HW_SRNPROT after read 2022-08-23 22:27:58 +02:00
rtc-generic.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
rtc-goldfish.c clocksource/drivers: Add a goldfish-timer clocksource 2022-04-11 11:48:01 +02:00
rtc-hid-sensor-time.c iio: hid-sensors: lighten exported symbols by moving to IIO_HID namespace 2021-06-16 14:53:13 +01:00
rtc-hym8563.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-imx-sc.c rtc: imx-sc: remove .read_alarm 2021-04-29 23:03:26 +02:00
rtc-imxdi.c rtc: imxdi: add wakeup support 2021-05-25 00:41:25 +02:00
rtc-isl1208.c rtc: isl1208: do not advertise update interrupt feature if no interrupt specified 2022-06-24 21:24:02 +02:00
rtc-isl12022.c rtc: isl12022: switch to using regmap API 2022-10-13 00:17:22 +02:00
rtc-isl12026.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-jz4740.c rtc: jz4740: Use devm_clk_get_enabled() helper 2022-10-13 00:31:37 +02:00
rtc-lp8788.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-lpc24xx.c rtc: remove unnecessary error message after platform_get_irq 2020-04-15 09:56:17 +02:00
rtc-lpc32xx.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-ls1x.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-m41t80.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-m41t93.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-m41t94.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-m48t35.c rtc: m48t35: remove SGI-IP27 kludge 2020-03-16 11:12:11 +01:00
rtc-m48t59.c rtc: m48t59: use platform_get_irq_optional 2021-03-11 09:48:09 +01:00
rtc-m48t86.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-max6900.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-max6902.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-max6916.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-max8907.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-max8925.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-max8997.c rtc: max8997: Fix the returned value in case of error in 'max8997_rtc_read_alarm()' 2018-11-22 18:11:35 +01:00
rtc-max8998.c rtc: maxim: Add SPDX license identifiers 2018-08-14 23:38:45 +02:00
rtc-max77686.c rtc: max77686: Add MAX77714 support 2022-03-07 13:55:04 +00:00
rtc-mc13xxx.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-mc146818-lib.c rtc: mc146818-lib: reduce RTC_UIP polling period 2022-06-24 21:23:50 +02:00
rtc-mcp795.c rtc: mcp795: Add SPI ID table 2021-10-01 23:28:28 +02:00
rtc-meson-vrtc.c rtc: meson-vrtc: Use ktime_get_real_ts64() to get the current time 2023-05-11 23:03:33 +09:00
rtc-meson.c rtc: meson: Fix email address in MODULE_AUTHOR 2022-05-18 00:20:39 +02:00
rtc-moxart.c rtc: moxart: Convert to SPDX identifier 2019-12-23 11:23:49 +01:00
rtc-mpc5121.c rtc: mpc5121: switch to RTC_FEATURE_UPDATE_INTERRUPT 2022-03-23 19:58:38 +01:00
rtc-mpfs.c rtc: mpfs: Use devm_clk_get_enabled() helper 2022-10-13 00:31:18 +02:00
rtc-msc313.c rtc: msc313: Fix function prototype mismatch in msc313_rtc_probe() 2023-01-04 11:28:58 +01:00
rtc-msm6242.c rtc: msm6242: Remove unneeded msm6242_set()/msm6242_clear() functions 2019-11-18 15:23:54 +01:00
rtc-mt2712.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-mt6397.c rtc: mt6397: check return value after calling platform_get_resource() 2022-05-19 12:05:48 +02:00
rtc-mt7622.c rtc: use devm_platform_ioremap_resource() to simplify code 2019-10-07 01:07:35 +02:00
rtc-mv.c rtc: mv: remove mv_rtc_alarm_ops 2021-01-16 23:19:26 +01:00
rtc-mxc.c rtc: mxc: Use devm_clk_get_enabled() helper 2022-08-23 22:33:38 +02:00
rtc-mxc_v2.c rtc: mxc_v2: Add missing clk_disable_unprepare() 2022-12-31 13:32:55 +01:00
rtc-nct3018y.c rtc: Add NCT3018Y real time clock driver 2022-07-26 17:07:04 +02:00
rtc-ntxec.c rtc: New driver for RTC in Netronix embedded controller 2021-03-10 11:06:33 +00:00
rtc-omap.c rtc: omap: include header for omap_rtc_power_off_program prototype 2023-05-11 23:03:33 +09:00
rtc-opal.c rtc: opal: switch to RTC_FEATURE_UPDATE_INTERRUPT 2022-03-23 19:58:39 +01:00
rtc-optee.c rtc: optee: add RTC driver for OP-TEE RTC PTA 2022-03-25 11:42:50 +01:00
rtc-palmas.c rtc: palmas: convert to SPDX identifier 2021-07-10 01:53:39 +02:00
rtc-pcap.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-pcf2123.c rtc: pcf2123: set RTC_FEATURE_ALARM_RES_MINUTE 2022-03-23 19:58:39 +01:00
rtc-pcf2127.c rtc: pcf2127: Convert to .probe_new() 2022-12-31 13:32:49 +01:00
rtc-pcf8523.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-pcf8563.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-pcf8583.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-pcf50633.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
rtc-pcf85063.c rtc: pcf85063: fix pcf85063_clkout_control 2022-12-31 13:32:53 +01:00
rtc-pcf85363.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-pic32.c rtc: pic32: Move devm_rtc_allocate_device earlier in pic32_rtc_probe() 2022-12-31 13:32:53 +01:00
rtc-pl030.c amba: Make the remove callback return void 2021-02-02 14:25:50 +01:00
rtc-pl031.c rtc: pl031: fix rtc features null pointer dereference 2022-03-23 19:58:37 +01:00
rtc-pm8xxx.c rtc: pm8xxx: fix set-alarm race 2023-03-10 09:34:02 +01:00
rtc-ps3.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-pxa.c ARM: pxa: split up mach/hardware.h 2022-04-19 16:27:05 +02:00
rtc-r7301.c rtc: r7301: Replace spin_lock_irqsave with spin_lock in hard IRQ 2021-02-06 00:50:47 +01:00
rtc-r9701.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-rc5t583.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 201 2019-05-30 11:29:52 -07:00
rtc-rc5t619.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-rk808.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-rp5c01.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-rs5c313.c rtc: rtc-rs5c313: Convert to module_platform_driver() 2020-08-21 00:13:44 +02:00
rtc-rs5c348.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-rs5c372.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-rtd119x.c rtc: rtd119x: Fix format of SPDX identifier 2021-07-10 01:53:39 +02:00
rtc-rv3028.c rtc: rv3028: Fix codestyle errors 2022-10-13 23:36:52 +02:00
rtc-rv3029c2.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-rv3032.c rtc: rv3032: let the core handle the alarm resolution 2021-11-10 00:45:57 +01:00
rtc-rv8803.c rtc: rv8803: fix missing unlock on error in rv8803_set_time() 2022-07-26 11:29:05 +02:00
rtc-rx4581.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-rx6110.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-rx8010.c rtc: rx8010: quiet maybe-unused variable warning 2021-02-06 00:58:25 +01:00
rtc-rx8025.c rtc: rx8025: fix 12/24 hour mode detection on RX-8035 2022-07-26 16:49:45 +02:00
rtc-rx8581.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-rzn1.c rtc: rzn1: Check return value in rzn1_rtc_probe 2022-12-31 13:32:49 +01:00
rtc-s3c.c rtc: s3c: Add time range 2021-10-23 23:57:23 +02:00
rtc-s3c.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
rtc-s5m.c rtc: s5m: drop unneeded MODULE_ALIAS 2021-09-25 23:26:37 +02:00
rtc-s35390a.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-sa1100.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-sa1100.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
rtc-sc27xx.c rtc: sc27xx: Fix format of SPDX identifier 2021-07-10 01:53:39 +02:00
rtc-sd3078.c rtc: use simple i2c probe 2022-06-24 21:24:02 +02:00
rtc-sh.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-snvs.c rtc: snvs: Allow a time difference on clock register read 2022-12-31 13:32:49 +01:00
rtc-spear.c rtc: spear: set range max 2022-08-09 00:56:41 +02:00
rtc-st-lpc.c rtc: st-lpc: Add missing clk_disable_unprepare in st_rtc_probe() 2022-12-31 13:32:53 +01:00
rtc-starfire.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-stk17ta8.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-stm32.c rtc: stm32: Fix unbalanced clk_disable_unprepare() on probe error path 2021-06-20 22:28:02 +02:00
rtc-stmp3xxx.c rtc: stmp3xxx: Add failure handling for stmp3xxx_wdt_register() 2022-10-13 00:03:11 +02:00
rtc-sun4v.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-sun6i.c rtc: sun6i: Always export the internal oscillator 2023-03-11 13:55:29 +01:00
rtc-sunplus.c rtc: sunplus: fix format string for printing resource 2023-02-09 11:28:11 +01:00
rtc-sunxi.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-tegra.c rtc: tegra: Replace spin_lock_irqsave with spin_lock in hard IRQ 2021-02-06 00:50:47 +01:00
rtc-test.c rtc: test: remove debug message 2020-12-03 23:43:23 +01:00
rtc-ti-k3.c rtc: k3: Use devm_clk_get_enabled() helper 2022-10-13 00:31:57 +02:00
rtc-tps6586x.c rtc: tps6586x: convert to SPDX identifier 2021-07-10 01:53:40 +02:00
rtc-tps65910.c rtc: tps65910: Correct driver module alias 2021-08-17 23:36:22 +02:00
rtc-twl.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
rtc-v3020.c rtc: v3020: remove redundant initialization of variable retval 2021-06-20 22:29:50 +02:00
rtc-vt8500.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-wilco-ec.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-wm831x.c rtc: rework rtc_register_device() resource management 2020-11-19 12:50:12 +01:00
rtc-wm8350.c rtc: wm8350: Handle error for wm8350_register_irq 2022-03-23 19:58:38 +01:00
rtc-x1205.c i2c: Make remove callback return void 2022-08-16 12:46:26 +02:00
rtc-xgene.c rtc: xgene: stop using uie_unsupported 2022-03-23 19:58:41 +01:00
rtc-zynqmp.c rtc: zynqmp: initialize fract_tick 2022-08-08 20:35:41 +02:00
sysfs.c rtc: sysfs: Correct kerneldoc function name hctosys_show() 2021-06-20 22:18:05 +02:00