[PATCH v1 4/4] arm64: dts: amlogic: meson-s4-s905y4-khadas-vim1s: add Function key support

[kernel test robot]

Hi Nick,

kernel test robot noticed the following build errors:

[auto build test ERROR on jic23-iio/togreg]
[also build test ERROR on robh/for-next linus/master v7.0-rc1 next-20260227]
[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/Nick-Xie/dt-bindings-iio-adc-amlogic-meson-saradc-add-S4-compatible/20260228-150346
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link:    https://lore.kernel.org/r/20260228065840.702651-5-nick%40khadas.com
patch subject: [PATCH v1 4/4] arm64: dts: amlogic: meson-s4-s905y4-khadas-vim1s: add Function key support
config: arm64-randconfig-001-20260228 (https://download.01.org/0day-ci/archive/20260301/202603010009.VfPuPoeI-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 9a109fbb6e184ec9bcce10615949f598f4c974a9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260301/202603010009.VfPuPoeI-lkp@intel.com/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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603010009.VfPuPoeI-lkp@intel.com/

All errors (new ones prefixed by >>):

   Lexical error: arch/arm64/boot/dts/amlogic/meson-s4-s905y4-khadas-vim1s.dts:50.18-24 Unexpected 'KEY_FN'
>> FATAL ERROR: Syntax error parsing input tree

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