On Tue, 26 Jan 2021 19:51:47 -0800, David Gow wrote:

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.

[...]

Applied, thanks!

[1/1] drivers: rtc: Make xilinx zynqmp driver depend on HAS_IOMEM
      commit: ddd0521549a975e6148732d6ca6b89ffa862c0e5

Best regards,
-- 
Alexandre Belloni [off-list ref]