Hi Alice, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on v5.10-rc6 next-20201201] [cannot apply to shawnguo/for-next krzk/for-next] [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/Alice-Guo/dt-bindings-soc-imx8m-add-DT-Binding-doc-for-soc-unique-ID/20201124-100402 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: mips-randconfig-r026-20201201 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 2671fccf0381769276ca8246ec0499adcb9b0355) 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 # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://github.com/0day-ci/linux/commit/410e3191d62767ba3d347a48d38ad3bd00bee387 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Alice-Guo/dt-bindings-soc-imx8m-add-DT-Binding-doc-for-soc-unique-ID/20201124-100402 git checkout 410e3191d62767ba3d347a48d38ad3bd00bee387 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/soc/imx/soc-imx8m.c:174:34: warning: unused variable 'imx8_machine_match' [-Wunused-const-variable] static const struct of_device_id imx8_machine_match[] = { ^ 1 warning generated. vim +/imx8_machine_match +174 drivers/soc/imx/soc-imx8m.c 173 > 174 static const struct of_device_id imx8_machine_match[] = { 175 { .compatible = "fsl,imx8mq", .data = &imx8mq_soc_data, }, 176 { .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, }, 177 { .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, }, 178 { .compatible = "fsl,imx8mp", .data = &imx8mp_soc_data, }, 179 { } 180 }; 181 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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