| # | |
| # RTC drivers configuration | |
| # | |
| menu "Real Time Clock" | |
| config DM_RTC | |
| bool "Enable Driver Model for RTC drivers" | |
| depends on DM | |
| select LIB_DATE | |
| help | |
| Enable drver model for real-time-clock drivers. The RTC uclass | |
| then provides the rtc_get()/rtc_set() interface, delegating to | |
| drivers to perform the actual functions. See rtc.h for a | |
| description of the API. | |
| config SPL_DM_RTC | |
| bool "Enable Driver Model for RTC drivers in SPL" | |
| depends on SPL_DM | |
| help | |
| Enable drver model for real-time-clock drivers. The RTC uclass | |
| then provides the rtc_get()/rtc_set() interface, delegating to | |
| drivers to perform the actual functions. See rtc.h for a | |
| description of the API. | |
| config TPL_DM_RTC | |
| bool "Enable Driver Model for RTC drivers in TPL" | |
| depends on TPL_DM | |
| help | |
| Enable drver model for real-time-clock drivers. The RTC uclass | |
| then provides the rtc_get()/rtc_set() interface, delegating to | |
| drivers to perform the actual functions. See rtc.h for a | |
| description of the API. | |
| config VPL_DM_RTC | |
| bool "Enable Driver Model for RTC drivers in VPL" | |
| depends on VPL_DM | |
| help | |
| Enable drver model for real-time-clock drivers. The RTC uclass | |
| then provides the rtc_get()/rtc_set() interface, delegating to | |
| drivers to perform the actual functions. See rtc.h for a | |
| description of the API. | |
| config RTC_ENABLE_32KHZ_OUTPUT | |
| bool "Enable RTC 32Khz output" | |
| help | |
| Some real-time clocks support the output of 32kHz square waves (such as ds3231), | |
| the config symbol choose Real Time Clock device 32Khz output feature. | |
| config RTC_ARMADA38X | |
| bool "Enable Armada 38x Marvell SoC RTC" | |
| depends on DM_RTC && ARCH_MVEBU | |
| help | |
| This adds support for the in-chip RTC that can be found in the | |
| Armada 38x Marvell's SoC devices. | |
| config RTC_PCF2127 | |
| bool "Enable PCF2127 driver" | |
| depends on DM_RTC | |
| help | |
| The PCF2127 is a CMOS Real Time Clock (RTC) and calendar with an integrated | |
| Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz | |
| crystal optimized for very high accuracy and very low power consumption. The PCF2127 | |
| has a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a | |
| programmable watchdog function, a timestamp function, and many other features. | |
| config RTC_DS1307 | |
| bool "Enable DS1307 driver" | |
| depends on DM_RTC | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS1307 and DS1339 and | |
| compatible Real Time Clock devices. | |
| config RTC_DS1337 | |
| bool "Enable DS1337 driver" | |
| depends on DM_RTC | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS1337/8/9 compatible | |
| Real Time Clock devices. | |
| config RTC_DS1337_NOOSC | |
| bool "Enable support for no oscillator output in DS1337 driver" | |
| depends on RTC_DS1337 | |
| config RTC_DS1374 | |
| bool "Enable DS1374 driver" | |
| depends on !DM_RTC && !DM_I2C | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS1374 and compatible | |
| Real Time Clock devices. | |
| config RTC_DS1672 | |
| bool "Enable DS1672 driver" | |
| depends on DM_RTC | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS1672 compatible | |
| Real Time Clock devices. | |
| config RTC_DS3231 | |
| bool "Enable DS3231 driver" | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS3231 compatible | |
| Real Time Clock devices. | |
| config RTC_DS3232 | |
| bool "Enable DS3232 driver" | |
| depends on DM_RTC | |
| depends on DM_I2C | |
| help | |
| Support for Dallas Semiconductor (now Maxim) DS3232 compatible | |
| Real Time Clock devices. | |
| config RTC_EMULATION | |
| bool "Enable emulated RTC" | |
| depends on DM_RTC | |
| help | |
| On a board without hardware clock this software real time clock can be | |
| used. The initial time may be provided via the environment variable | |
| 'rtc_emul_epoch' as a decimal string indicating seconds since | |
| 1970-01-01. If the environment variable is missing, the build time is | |
| used to initialize the RTC. The time can be adjusted manually via the | |
| 'date' command or the 'sntp' command can be used to update the RTC | |
| with the time from a network time server. See CONFIG_CMD_SNTP and | |
| CONFIG_BOOTP_NTPSERVER. The RTC time is advanced according to CPU | |
| ticks. | |
| config RTC_GOLDFISH | |
| bool "Enable Goldfish driver" | |
| depends on DM_RTC | |
| help | |
| The Goldfish RTC is a virtual device which may be supplied by QEMU. | |
| It is enabled by default on QEMU's RISC-V virt machine. | |
| config RTC_ISL1208 | |
| bool "Enable ISL1208 driver" | |
| depends on DM_RTC | |
| help | |
| The Renesas (formerly Intersil) ISL1208 is a I2C Real Time Clock (RTC) and | |
| calendar with automatic leap year correction, 2-byte battery backed SRAM, | |
| automatic power switch-over, alarm function and 15 selectable frequency | |
| outputs. | |
| This driver supports reading and writing the RTC/calendar and detects | |
| total power failures. | |
| config RTC_MAX313XX | |
| bool "Analog Devices MAX313XX RTC driver" | |
| depends on DM_RTC | |
| depends on DM_I2C | |
| help | |
| If you say yes here you will get support for the | |
| Analog Devices MAX313XX series RTC family. | |
| Chip features not currently supported: | |
| - Timestamp registers as SRAM | |
| - Temperature sensor | |
| - CLKOUT generation | |
| config RTC_PCF85063 | |
| bool "Enable PCF85063 driver" | |
| depends on DM_I2C | |
| depends on DM_RTC | |
| help | |
| If you say yes here you get support for the NXP PCF85063 RTC | |
| and compatible chips. | |
| config RTC_PCF8563 | |
| bool "Philips PCF8563" | |
| depends on DM_RTC | |
| help | |
| If you say yes here you get support for the Philips PCF8563 RTC | |
| and compatible chips. | |
| config RTC_PT7C4338 | |
| bool "Enable Pericom Technology PT7C4338 RTC driver" | |
| depends on DM_RTC | |
| config RTC_RV3028 | |
| bool "Enable RV3028 driver" | |
| depends on DM_RTC | |
| help | |
| The MicroCrystal RV3028 is a I2C Real Time Clock (RTC) | |
| config RTC_RV3029 | |
| bool "Enable RV3029 driver" | |
| depends on DM_RTC | |
| help | |
| The MicroCrystal RV3029 is a I2C Real Time Clock (RTC) with 8-byte | |
| battery-backed SRAM. | |
| This driver supports reading and writing the RTC/calendar and the | |
| battery-baced SRAM section. | |
| config RTC_RV3032 | |
| bool "Enable RV3032 driver" | |
| depends on DM_RTC | |
| help | |
| If you say yes here you get support for the Micro Crystal RV3032 | |
| RTC. | |
| config RTC_RV8803 | |
| bool "Enable RV8803 driver" | |
| depends on DM_RTC | |
| help | |
| The Micro Crystal RV8803 is a high accuracy, ultra-low power I2C | |
| Real Time Clock (RTC) with temperature compensation. | |
| This driver supports reading and writing the RTC/calendar and | |
| detects total power failures. | |
| config RTC_RX8010SJ | |
| bool "Enable RX8010SJ driver" | |
| depends on DM_RTC | |
| help | |
| Support for Epson RX8010SJ Real Time Clock devices. | |
| config RTC_RX8025 | |
| bool "Enable RX8025 driver" | |
| depends on DM_RTC | |
| help | |
| Support for Epson RX8025 Real Time Clock devices. | |
| config RTC_PL031 | |
| bool "Enable ARM AMBA PL031 RTC driver" | |
| depends on DM_RTC | |
| help | |
| The ARM PrimeCell Real Time Clock (PL031) is an optional SoC | |
| peripheral based on the Advanced Microcontroller Bus Architecture | |
| (AMBA). It is emulated in QEMU virtual ARM machines. | |
| config RTC_MV | |
| bool "Enable Marvell RTC driver" | |
| depends on DM_RTC && ARCH_KIRKWOOD | |
| help | |
| Enable Marvell RTC driver. This driver supports the rtc that is present | |
| on some Marvell SoCs. | |
| config RTC_S35392A | |
| bool "Enable S35392A driver" | |
| depends on DM_RTC | |
| select BITREVERSE | |
| help | |
| Enable s35392a driver which provides rtc get and set function. | |
| config RTC_MC13XXX | |
| bool "Enable MC13XXX RTC driver" | |
| depends on !DM_RTC && POWER_LEGACY | |
| config RTC_MC146818 | |
| bool "Enable MC146818 driver" | |
| help | |
| This is a widely used real-time clock chip originally by Motorola | |
| and now available from NXP. It includes a battery-backed real-time | |
| clock with a wide array of features and 50 bytes of general-purpose, | |
| battery-backed RAM. The driver supports access to the clock and RAM. | |
| config MCFRTC | |
| bool "Use common CF RTC driver" | |
| depends on DM_RTC | |
| depends on M68K | |
| config SYS_MCFRTC_BASE | |
| hex "Base address for RTC in immap.h" | |
| depends on MCFRTC | |
| config RTC_MXS | |
| bool "Enable i.MXS RTC driver" | |
| depends on ARCH_MX23 || ARCH_MX28 | |
| depends on !DM_RTC | |
| config RTC_M41T62 | |
| bool "Enable M41T62 driver" | |
| depends on DM_RTC | |
| help | |
| Enable driver for ST's M41T62 compatible RTC devices (like RV-4162). | |
| It is a serial (I2C) real-time clock (RTC) with alarm. | |
| config RTC_SANDBOX | |
| bool "Enable sandbox RTC driver" | |
| depends on SANDBOX && DM_RTC | |
| default y | |
| help | |
| Enable the sandbox RTC driver. This driver connects to the RTC | |
| emulator and is used to test the RTC uclasses and associated code, | |
| as well as the I2C subsystem. | |
| config SPL_RTC_SANDBOX | |
| bool "Enable sandbox RTC driver (SPL)" | |
| depends on SANDBOX && SPL_DM_RTC | |
| default y | |
| help | |
| Enable the sandbox RTC driver. This driver connects to the RTC | |
| emulator and is used to test the RTC uclasses and associated code, | |
| as well as the I2C subsystem. | |
| config RTC_STM32 | |
| bool "Enable STM32 RTC driver" | |
| depends on DM_RTC | |
| help | |
| Enable STM32 RTC driver. This driver supports the rtc that is present | |
| on some STM32 SoCs. | |
| config RTC_ABX80X | |
| bool "Enable Abracon ABx80x RTC driver" | |
| depends on DM_RTC | |
| help | |
| If you say yes here you get support for Abracon AB080X and AB180X | |
| families of ultra-low-power battery- and capacitor-backed real-time | |
| clock chips. | |
| config RTC_DAVINCI | |
| bool "Enable TI OMAP RTC driver" | |
| depends on ARCH_DAVINCI || ARCH_OMAP2PLUS | |
| depends on DM_RTC | |
| help | |
| Say "yes" here to support the on chip real time clock | |
| present on TI OMAP1, AM33xx, DA8xx/OMAP-L13x, AM43xx and DRA7xx. | |
| config RTC_ZYNQMP | |
| bool "Enable ZynqMP RTC driver" | |
| depends on DM_RTC && (ARCH_ZYNQMP || ARCH_VERSAL || ARCH_VERSAL_NET || ARCH_VERSAL2) | |
| help | |
| Say "yes" here to support the on chip real time clock | |
| present on Xilinx ZynqMP SoC. | |
| config RTC_HT1380 | |
| bool "Enable Holtek HT1380/HT1381 RTC driver" | |
| depends on DM_RTC && DM_GPIO | |
| help | |
| Say "yes" here to get support for Holtek HT1380/HT1381 | |
| Serial Timekeeper IC which provides seconds, minutes, hours, | |
| day of the week, date, month and year information. It is to be | |
| connected via 3 GPIO pins which work as reset, clock, and data. | |
| endmenu |