Hi Andreas, kernel test robot noticed the following build warnings: [auto build test WARNING on jic23-iio/togreg] [also build test WARNING on robh/for-next linus/master v6.6-rc3 next-20230921] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Andreas-Kemnade/dt-bindings-iio-imu-mpu6050-Add-level-shifter/20230925-062804 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/20230924222559.2038721-2-andreas%40kemnade.info patch subject: [PATCH 1/3] dt-bindings: iio: imu: mpu6050: Add level shifter compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230925/202309250753.7v7FAzek-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202309250753.7v7FAzek-lkp@xxxxxxxxx/ dtcheck warnings: (new ones prefixed by >>) >> Documentation/devicetree/bindings/iio/imu/invensense,mpu6050.yaml: properties:invensense,level-shifter: True is not of type 'object' hint: Vendor specific properties must have a type and description unless they have a defined, common suffix. from schema $id: http://devicetree.org/meta-schemas/vendor-props.yaml# >> Documentation/devicetree/bindings/iio/imu/invensense,mpu6050.yaml: properties:invensense,level-shifter: More than one condition true in oneOf schema: {'description': 'Vendor specific properties must have a type and ' 'description unless they have a defined, common ' 'suffix.', 'oneOf': [{'additionalProperties': False, 'description': 'A vendor boolean property can use "type: ' 'boolean"', 'properties': {'deprecated': True, 'description': True, 'type': {'const': 'boolean'}}, 'required': ['type', 'description']}, -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki