Hi Marek, I love your patch! Perhaps something to improve: [auto build test WARNING on pinctrl-samsung/for-next] [also build test WARNING on pinctrl/devel v5.7] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Marek-Szyprowski/pinctrl-samsung... base: https://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/samsung.git for-next config: arm64-randconfig-r004-20200607 (attached as .config) compiler: aarch64-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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): The function exynos_eint_gpio_init() references the variable __initconst exynos_gpio_irq_chip. This is often because exynos_eint_gpio_init lacks a __initconst annotation or the annotation of exynos_gpio_irq_chip is wrong. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org