[clk:clk-versatile 1/1] clk-versatile.c:undefined reference to `of_iomap'

[Stephen Boyd]

Quoting kernel test robot (2021-06-03 07:58:13)
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-versatile
> head:   419b3ab6987f2a108cc4710030184365b17467ac
> commit: 419b3ab6987f2a108cc4710030184365b17467ac [1/1] clk: versatile: remove dependency on ARCH_*
> config: s390-allmodconfig (attached as .config)
> compiler: s390-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git/commit/?id=419b3ab6987f2a108cc4710030184365b17467ac
>         git remote add clk https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git
>         git fetch --no-tags clk clk-versatile
>         git checkout 419b3ab6987f2a108cc4710030184365b17467ac
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp at intel.com>

Probably ought to depend on HAS_IOMEM. Linus or Lee?

----8<----
diff --git a/drivers/clk/versatile/Kconfig b/drivers/clk/versatile/Kconfig
index 792315d893db..481de5657d85 100644
--- a/drivers/clk/versatile/Kconfig
+++ b/drivers/clk/versatile/Kconfig
@@ -1,6 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0-only
 
 menu "Clock driver for ARM Reference designs"
+	depends on HAS_IOMEM
 
 config ICST
 	bool "Clock driver for ARM Reference designs ICST"

> 
> All errors (new ones prefixed by >>):
> 
>    s390-linux-ld: kernel/dma/coherent.o: in function `dma_init_coherent_memory':
>    coherent.c:(.text+0x3bc): undefined reference to `memremap'
>    s390-linux-ld: coherent.c:(.text+0x500): undefined reference to `memunmap'
>    s390-linux-ld: kernel/dma/coherent.o: in function `dma_declare_coherent_memory':
>    coherent.c:(.text+0xae6): undefined reference to `memunmap'
>    s390-linux-ld: drivers/irqchip/irq-al-fic.o: in function `al_fic_init_dt':
>    irq-al-fic.c:(.init.text+0x98): undefined reference to `of_iomap'
>    s390-linux-ld: irq-al-fic.c:(.init.text+0x596): undefined reference to `iounmap'
>    s390-linux-ld: drivers/clk/clk-fixed-mmio.o: in function `fixed_mmio_clk_setup':
>    clk-fixed-mmio.c:(.text+0x9a): undefined reference to `of_iomap'
>    s390-linux-ld: clk-fixed-mmio.c:(.text+0xe6): undefined reference to `iounmap'
>    s390-linux-ld: drivers/clk/versatile/clk-versatile.o: in function `cm_osc_setup':
> >> clk-versatile.c:(.init.text+0xbc): undefined reference to `of_iomap'
>    s390-linux-ld: drivers/clk/versatile/clk-sp810.o: in function `clk_sp810_of_setup':
> >> clk-sp810.c:(.init.text+0x174): undefined reference to `of_iomap'
>    s390-linux-ld: drivers/clocksource/timer-of.o: in function `timer_of_init':
>    timer-of.c:(.init.text+0xcc): undefined reference to `of_iomap'
>    s390-linux-ld: timer-of.c:(.init.text+0x8ee): undefined reference to `iounmap'
>    s390-linux-ld: drivers/clocksource/timer-of.o: in function `timer_of_cleanup':
>    timer-of.c:(.init.text+0xb9a): undefined reference to `iounmap'
>    s390-linux-ld: drivers/clocksource/timer-microchip-pit64b.o: in function `mchp_pit64b_dt_init_timer':
>    timer-microchip-pit64b.c:(.init.text+0x150): undefined reference to `of_iomap'
>    s390-linux-ld: timer-microchip-pit64b.c:(.init.text+0xc78): undefined reference to `iounmap'
>