ERROR: "min_low_pfn" undefined!

[kernel test robot]

Hi Piotr,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6a9dc5fd6170d0a41c8a14eb19e63d94bea5705a
commit: ec4ba01e894d3165e4d1ccbef782ef5593b708b4 mtd: rawnand: Add new Cadence NAND driver to MTD subsystem
date:   11 months ago
config: microblaze-randconfig-r035-20200824 (attached as .config)
compiler: microblaze-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
        git checkout ec4ba01e894d3165e4d1ccbef782ef5593b708b4
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> ERROR: "min_low_pfn" [drivers/mtd/nand/raw/cadence-nand-controller.ko] undefined!
   ERROR: "min_low_pfn" [drivers/mtd/nand/raw/nand.ko] undefined!
   ERROR: "min_low_pfn" [drivers/hwtracing/intel_th/intel_th_msu_sink.ko] undefined!
   ERROR: "min_low_pfn" [drivers/hwtracing/intel_th/intel_th_msu.ko] undefined!
   ERROR: "min_low_pfn" [drivers/media/common/videobuf2/videobuf2-dma-contig.ko] undefined!
   ERROR: "min_low_pfn" [drivers/tty/serial/fsl_lpuart.ko] undefined!
   ERROR: "min_low_pfn" [crypto/gcm.ko] undefined!
   ERROR: "min_low_pfn" [crypto/rsa_generic.ko] undefined!
   ERROR: "min_low_pfn" [security/keys/encrypted-keys/encrypted-keys.ko] undefined!

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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