Re: [PATCH v12 2/5] clk: imx: add fractional PLL output clock

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

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Hi Lucas,

I love your patch! Yet something to improve:

[auto build test ERROR on shawnguo/for-next]
[also build test ERROR on v4.20-rc1 next-20181109]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Abel-Vesa/Add-i-MX8MQ-clock-driver/20181109-063930
base:   https://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux.git for-next
config: arm-multi_v5_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/clk/imx/clk-frac-pll.o: In function `clk_pll_recalc_rate':
>> clk-frac-pll.c:(.text+0x74): undefined reference to `__aeabi_uldivmod'
   drivers/clk/imx/clk-frac-pll.o: In function `clk_pll_round_rate':
   clk-frac-pll.c:(.text+0xbc): undefined reference to `__aeabi_uldivmod'

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