arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-4e.dtb: pcie-2-hog: 'oneOf' conditional failed, one must be fixed:

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   11028ab62899e4191e074ee364c712b77823a9c4
commit: e309fa232d12b969afac43a4b7d83dee025cfe63 arm64: dts: mediatek: mt7988a-bpi-r4pro: rework pcie gpio-hog handling
date:   3 months ago
config: arm64-randconfig-2054-20260729 (https://download.01.org/0day-ci/archive/20260730/[email protected]/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 9521d0c03324fb5950727522cdf71d94fd3f68b1)
dtschema: 2026.7.dev1+g2203c1720
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260730/[email protected]/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
| Fixes: e309fa232d12 ("arm64: dts: mediatek: mt7988a-bpi-r4pro: rework pcie gpio-hog handling")
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

dtcheck warnings: (new ones prefixed by >>)
>> arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-4e.dtb: pcie-2-hog: 'oneOf' conditional failed, one must be fixed:
   	'input' is a required property
   	'output-high' is a required property
   	'output-low' is a required property
   	from schema $id: http://devicetree.org/schemas/gpio/gpio-hog.yaml
   arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-4e.dtb: pcie-3-hog: 'oneOf' conditional failed, one must be fixed:
   	'input' is a required property
   	'output-high' is a required property
   	'output-low' is a required property
   	from schema $id: http://devicetree.org/schemas/gpio/gpio-hog.yaml
--
>> arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-8x.dtb: pcie-2-hog: 'oneOf' conditional failed, one must be fixed:
   	'input' is a required property
   	'output-high' is a required property
   	'output-low' is a required property
   	from schema $id: http://devicetree.org/schemas/gpio/gpio-hog.yaml
   arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4-pro-8x.dtb: pcie-3-hog: 'oneOf' conditional failed, one must be fixed:
   	'input' is a required property
   	'output-high' is a required property
   	'output-low' is a required property
   	from schema $id: http://devicetree.org/schemas/gpio/gpio-hog.yaml

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