linux-kernel - arch/arm64/boot/dts/ti/k3-am62p5-sk.dts:367.10-376.6: Warning (graph_child_address): /bus@...00/i2c@...00000/usb-power-controller@...connector/ports: graph node has single child node 'port@0', #address-cells/#size-cells are not necessary

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Date: Sat, 8 Jun 2024 21:40:28 +0800
From: kernel test robot <lkp@...el.com>
To: Roger Quadros <rogerq@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Vignesh Raghavendra <vigneshr@...com>, Andrew Davis <afd@...com>
Subject: arch/arm64/boot/dts/ti/k3-am62p5-sk.dts:367.10-376.6: Warning
 (graph_child_address):
 /bus@...00/i2c@...00000/usb-power-controller@...connector/ports: graph node
 has single child node 'port@0', #address-cells/#size-cells are not necessary

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   dc772f8237f9b0c9ea3f34d0dc4a57d1f6a5070d
commit: c1453d3c3e9baf538b5f978c9e7cc24e47cc877e arm64: dts: ti: k3-am62p: add the USB sub-system
date:   6 weeks ago
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240608/202406082152.SN1xuMYL-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202406082152.SN1xuMYL-lkp@intel.com/

dtcheck warnings: (new ones prefixed by >>)
>> arch/arm64/boot/dts/ti/k3-am62p5-sk.dts:367.10-376.6: Warning (graph_child_address): /bus@...00/i2c@...00000/usb-power-controller@...connector/ports: graph node has single child node 'port@0', #address-cells/#size-cells are not necessary
>> arch/arm64/boot/dts/ti/k3-am62p-main.dtsi:651.22-661.5: Warning (graph_child_address): /bus@...00/usb@...0000/usb@...00000: graph node has single child node 'port@0', #address-cells/#size-cells are not necessary

vim +367 arch/arm64/boot/dts/ti/k3-am62p5-sk.dts

   350	
   351	&main_i2c0 {
   352		status = "okay";
   353		pinctrl-names = "default";
   354		pinctrl-0 = <&main_i2c0_pins_default>;
   355		clock-frequency = <400000>;
   356	
   357		typec_pd0: usb-power-controller@3f {
   358			compatible = "ti,tps6598x";
   359			reg = <0x3f>;
   360	
   361			connector {
   362				compatible = "usb-c-connector";
   363				label = "USB-C";
   364				self-powered;
   365				data-role = "dual";
   366				power-role = "sink";
 > 367				ports {
   368					#address-cells = <1>;
   369					#size-cells = <0>;
   370					port@0 {
   371						reg = <0>;
   372						usb_con_hs: endpoint {
   373							remote-endpoint = <&usb0_hs_ep>;
   374						};
   375					};
   376				};
   377			};
   378		};
   379	};
   380	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki