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| author | Clément Léger <clement.leger@bootlin.com> | 2022-03-08 14:35:05 +0100 |
|---|---|---|
| committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2022-03-25 11:42:50 +0100 |
| commit | 81c2f059ab90b221931e78503c80dcd8fbadac53 (patch) | |
| tree | 13b54441bdc678003776ad8659c9a8f6c4cfc208 /drivers/rtc/Kconfig | |
| parent | 870c54e1a3e111613cd68e5cc867455dc4765cd6 (diff) | |
| download | linux-81c2f059ab90b221931e78503c80dcd8fbadac53.tar.bz2 | |
rtc: optee: add RTC driver for OP-TEE RTC PTA
This drivers allows to communicate with a RTC PTA handled by OP-TEE [1].
This PTA allows to query RTC information, set/get time and set/get
offset depending on the supported features.
[1] https://github.com/OP-TEE/optee_os/pull/5179
Signed-off-by: Clément Léger <clement.leger@bootlin.com>
Reviewed-by: Jens Wiklander <jens.wiklander@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220308133505.471601-1-clement.leger@bootlin.com
Diffstat (limited to 'drivers/rtc/Kconfig')
| -rw-r--r-- | drivers/rtc/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index d85a3c31347c..cba5427f79b3 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1293,6 +1293,16 @@ config RTC_DRV_OPAL This driver can also be built as a module. If so, the module will be called rtc-opal. +config RTC_DRV_OPTEE + tristate "OP-TEE based RTC driver" + depends on OPTEE + help + Select this to get support for OP-TEE based RTC control on SoCs where + RTC are not accessible to the normal world (Linux). + + This driver can also be built as a module. If so, the module + will be called rtc-optee. + config RTC_DRV_ZYNQMP tristate "Xilinx Zynq Ultrascale+ MPSoC RTC" depends on OF && HAS_IOMEM |