[wens:mtk-wip 32/48] arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi:264.22-272.5: Warning (graph_child_address): /soc/dsi@14014000/ports/port: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary

[kernel test robot <lkp@intel.com>]

:::::: 
:::::: Manual check reason: "dtcheck: binding changes may go via different trees"
:::::: 

BCC: lkp@intel.com
CC: llvm@lists.linux.dev
CC: oe-kbuild-all@lists.linux.dev
TO: "Chen-Yu Tsai" <wenst@chromium.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/wens/linux.git mtk-wip
head:   a2f8143f6e1e6b3d8dac24f675646fbfdfc03202
commit: 0af51b30f86abe42aae0c8598b5286c8ebf44faf [32/48] arm64: dts: mediatek: mt8183-kukui: Merge Krane device trees
:::::: branch date: 4 days ago
:::::: commit date: 4 days ago
config: arm64-randconfig-002-20250117 (https://download.01.org/0day-ci/archive/20250118/202501180455.jxTWO2LN-lkp@intel.com/config)
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250118/202501180455.jxTWO2LN-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@intel.com>
| Closes: https://lore.kernel.org/r/202501180455.jxTWO2LN-lkp@intel.com/

dtcheck warnings: (new ones prefixed by >>)
   arch/arm64/boot/dts/mediatek/mt8183.dtsi:1826.22-1839.5: Warning (avoid_unnecessary_addr_size): /soc/dsi@14014000: unnecessary #address-cells/#size-cells without "ranges", "dma-ranges" or child "reg" property
>> arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi:264.22-272.5: Warning (graph_child_address): /soc/dsi@14014000/ports/port: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
--
>> arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi:264.22-272.5: Warning (graph_child_address): /soc/dsi@14014000/ports/port: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary
--
>> arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi:245.17-261.4: Warning (unique_unit_address_if_enabled): /soc/dsi@14014000/panel@0: duplicate unit-address (also used in node /soc/dsi@14014000/panel2@0)

vim +264 arch/arm64/boot/dts/mediatek/mt8183-kukui.dtsi

cd894e274b74b3 Enric Balletbo i Serra 2020-06-25  240  
27eaf34df36419 Hsin-Yi Wang           2021-01-13  241  &dsi0 {
27eaf34df36419 Hsin-Yi Wang           2021-01-13  242  	status = "okay";
27eaf34df36419 Hsin-Yi Wang           2021-01-13  243  	#address-cells = <1>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  244  	#size-cells = <0>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13 @245  	panel: panel@0 {
27eaf34df36419 Hsin-Yi Wang           2021-01-13  246  		/* compatible will be set in board dts */
27eaf34df36419 Hsin-Yi Wang           2021-01-13  247  		reg = <0>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  248  		enable-gpios = <&pio 45 0>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  249  		pinctrl-names = "default";
27eaf34df36419 Hsin-Yi Wang           2021-01-13  250  		pinctrl-0 = <&panel_pins_default>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  251  		avdd-supply = <&ppvarn_lcd>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  252  		avee-supply = <&ppvarp_lcd>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  253  		pp1800-supply = <&pp1800_lcd>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  254  		backlight = <&backlight_lcd0>;
9c61051561b02d Hsin-Yi Wang           2022-05-30  255  		rotation = <270>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  256  		port {
27eaf34df36419 Hsin-Yi Wang           2021-01-13  257  			panel_in: endpoint {
27eaf34df36419 Hsin-Yi Wang           2021-01-13  258  				remote-endpoint = <&dsi_out>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  259  			};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  260  		};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  261  	};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  262  
27eaf34df36419 Hsin-Yi Wang           2021-01-13  263  	ports {
0af51b30f86abe Chen-Yu Tsai           2023-11-07 @264  		dsi_out_port: port {
0af51b30f86abe Chen-Yu Tsai           2023-11-07  265  			#address-cells = <1>;
0af51b30f86abe Chen-Yu Tsai           2023-11-07  266  			#size-cells = <0>;
0af51b30f86abe Chen-Yu Tsai           2023-11-07  267  
0af51b30f86abe Chen-Yu Tsai           2023-11-07  268  			dsi_out: endpoint@0 {
0af51b30f86abe Chen-Yu Tsai           2023-11-07  269  				reg = <0>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  270  				remote-endpoint = <&panel_in>;
27eaf34df36419 Hsin-Yi Wang           2021-01-13  271  			};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  272  		};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  273  	};
27eaf34df36419 Hsin-Yi Wang           2021-01-13  274  };
27eaf34df36419 Hsin-Yi Wang           2021-01-13  275  

-- 
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https://github.com/intel/lkp-tests/wiki