This is a note to let you know that I've just added the patch titled rtc: zynqmp: depend on HAS_IOMEM to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rtc-zynqmp-depend-on-has_iomem.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 24d198c4eb7ff201548e26e5ae2f1915af99108f Author: David Gow <davidgow@xxxxxxxxxx> Date: Tue Jan 26 19:51:47 2021 -0800 rtc: zynqmp: depend on HAS_IOMEM [ Upstream commit ddd0521549a975e6148732d6ca6b89ffa862c0e5 ] The Xilinx zynqmp RTC driver makes use of IOMEM functions like devm_platform_ioremap_resource(), which are only available if CONFIG_HAS_IOMEM is defined. This causes the driver not to be enable under make ARCH=um allyesconfig, even though it won't build. By adding a dependency on HAS_IOMEM, the driver will not be enabled on architectures which don't support it. Fixes: 09ef18bcd5ac ("rtc: use devm_platform_ioremap_resource() to simplify code") Signed-off-by: David Gow <davidgow@xxxxxxxxxx> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> Link: https://lore.kernel.org/r/20210127035146.1523286-1-davidgow@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index e59f78f99e8f1..33e4ecd6c6659 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -1297,7 +1297,7 @@ config RTC_DRV_OPAL config RTC_DRV_ZYNQMP tristate "Xilinx Zynq Ultrascale+ MPSoC RTC" - depends on OF + depends on OF && HAS_IOMEM help If you say yes here you get support for the RTC controller found on Xilinx Zynq Ultrascale+ MPSoC.