linux-kernel - arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts:127.20-161.4: Warning (avoid_unnecessary_addr_size): /soc@...2c@...6000/led-controller@30: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property

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Date: Wed, 19 Jun 2024 13:15:29 +0800
From: kernel test robot <lkp@...el.com>
To: André Apitzsch <git@...tzsch.eu>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts:127.20-161.4:
 Warning (avoid_unnecessary_addr_size): /soc@...2c@...6000/led-controller@30:
 unnecessary #address-cells/#size-cells without "ranges" or child "reg"
 property

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   92e5605a199efbaee59fb19e15d6cc2103a04ec2
commit: a21796c631734ea5cf62507e63a2479261880514 arm64: dts: qcom: msm8939-longcheer-l9100: Enable RGB LED
date:   8 months ago
config: arm64-randconfig-r113-20240606 (https://download.01.org/0day-ci/archive/20240619/202406191339.vptigQww-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project d7d2d4f53fc79b4b58e8d8d08151b577c3699d4a)
reproduce: (https://download.01.org/0day-ci/archive/20240619/202406191339.vptigQww-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/202406191339.vptigQww-lkp@intel.com/

dtcheck warnings: (new ones prefixed by >>)
   arch/arm64/boot/dts/qcom/msm8939.dtsi:1284.27-1333.6: Warning (avoid_unnecessary_addr_size): /soc@...isplay-subsystem@...0000/dsi@...8000: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
>> arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts:127.20-161.4: Warning (avoid_unnecessary_addr_size): /soc@...2c@...6000/led-controller@30: unnecessary #address-cells/#size-cells without "ranges" or child "reg" property
   arch/arm64/boot/dts/qcom/msm8939.dtsi:496.26-499.6: Warning (unique_unit_address_if_enabled): /soc@...fprom@...00/s6-p1@a1: duplicate unit-address (also used in node /soc@...fprom@...00/s6-p2@a1)
   arch/arm64/boot/dts/qcom/msm8939.dtsi:516.26-519.6: Warning (unique_unit_address_if_enabled): /soc@...fprom@...00/s8-p1@a4: duplicate unit-address (also used in node /soc@...fprom@...00/s8-p2@a4)
   arch/arm64/boot/dts/qcom/msm8939.dtsi:541.24-544.6: Warning (unique_unit_address_if_enabled): /soc@...fprom@...00/mode@d0: duplicate unit-address (also used in node /soc@...fprom@...00/s0-p1@d0)
   arch/arm64/boot/dts/qcom/msm8939.dtsi:551.26-554.6: Warning (unique_unit_address_if_enabled): /soc@...fprom@...00/s0-p1@d1: duplicate unit-address (also used in node /soc@...fprom@...00/s1-p1@d1)
   arch/arm64/boot/dts/qcom/msm8939.dtsi:571.26-574.6: Warning (unique_unit_address_if_enabled): /soc@...fprom@...00/s2-p2@d4: duplicate unit-address (also used in node /soc@...fprom@...00/s3-p1@d4)

vim +127 arch/arm64/boot/dts/qcom/msm8939-longcheer-l9100.dts

   123	
   124	&blsp_i2c2 {
   125		status = "okay";
   126	
 > 127		led-controller@30 {
   128			compatible = "kinetic,ktd2026";
   129			reg = <0x30>;
   130			#address-cells = <1>;
   131			#size-cells = <0>;
   132	
   133			vin-supply = <&pm8916_l17>;
   134			vio-supply = <&pm8916_l6>;
   135	
   136			pinctrl-0 = <&status_led_default>;
   137			pinctrl-names = "default";
   138	
   139			multi-led {
   140				color = <LED_COLOR_ID_RGB>;
   141				function = LED_FUNCTION_STATUS;
   142	
   143				#address-cells = <1>;
   144				#size-cells = <0>;
   145	
   146				led@0 {
   147					reg = <0>;
   148					color = <LED_COLOR_ID_RED>;
   149				};
   150	
   151				led@1 {
   152					reg = <1>;
   153					color = <LED_COLOR_ID_GREEN>;
   154				};
   155	
   156				led@2 {
   157					reg = <2>;
   158					color = <LED_COLOR_ID_BLUE>;
   159				};
   160			};
   161		};
   162	};
   163	

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