[tty:tty-next 42/45] atmel_serial.c:undefined reference to `__clk_is_enabled'

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-next
head:   adafbbf6895eb0ce41a313c6ee68870ab9aa93cd
commit: 5e3ce1f261296bfe4bb59a98c82f4959d214a4f7 [42/45] tty: serial: atmel: Make the driver aware of the existence of GCLK
config: m68k-randconfig-r003-20220922 (https://download.01.org/0day-ci/archive/20220924/202209240013.GWFiVnCP-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 12.1.0
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/gregkh/tty.git/commit/?id=5e3ce1f261296bfe4bb59a98c82f4959d214a4f7
        git remote add tty https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
        git fetch --no-tags tty tty-next
        git checkout 5e3ce1f261296bfe4bb59a98c82f4959d214a4f7
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   m68k-linux-ld: drivers/tty/serial/atmel_serial.o: in function `atmel_set_termios':
>> atmel_serial.c:(.text+0xf88): undefined reference to `__clk_is_enabled'
   m68k-linux-ld: drivers/tty/serial/atmel_serial.o: in function `atmel_serial_pm':
   atmel_serial.c:(.text+0x14fc): undefined reference to `__clk_is_enabled'

-- 
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