Hi Lars, I love your patch! Perhaps something to improve: [auto build test WARNING on pinctrl/devel] [also build test WARNING on robh/for-next linus/master v5.10-rc2 next-20201030] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Lars-Povlsen/Adding-support-for-Microchip-Microsemi-serial-GPIO-controller/20201029-214152 base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel config: i386-randconfig-s001-20201101 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-76-gf680124b-dirty # https://github.com/0day-ci/linux/commit/af1b5649bb4d40aa5e17bfba52ead8586936648e git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Lars-Povlsen/Adding-support-for-Microchip-Microsemi-serial-GPIO-controller/20201029-214152 git checkout af1b5649bb4d40aa5e17bfba52ead8586936648e # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot "sparse warnings: (new ones prefixed by >>)" >> drivers/pinctrl/pinctrl-microchip-sgpio.c:61:31: sparse: sparse: symbol 'properties_luton' was not declared. Should it be static? >> drivers/pinctrl/pinctrl-microchip-sgpio.c:69:31: sparse: sparse: symbol 'properties_ocelot' was not declared. Should it be static? >> drivers/pinctrl/pinctrl-microchip-sgpio.c:77:31: sparse: sparse: symbol 'properties_sparx5' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org