>> Thus reuse existing functionality instead of keeping duplicate source code. > > Much as I detest the get_and_ioremap_resource obfuscator, it's not even appropriate here since nothing else is using "res". Another adjustment might follow for the application of the function “devm_platform_ioremap_resource”. https://elixir.bootlin.com/linux/v6.8-rc3/source/drivers/base/platform.c#L112 Regards, Markus