linux-kernel - Re: [PATCH 2/2] ARM: dts: aspeed: add device tree for ASRock Rack ALTRAD8 BMC

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Message-ID: <04b0799e-b0a3-4dbc-98f3-239869c79305@bsdio.com>
Date: Fri, 12 Sep 2025 17:37:02 -0600
From: Rebecca Cran <rebecca@...io.com>
To: Krzysztof Kozlowski <krzk@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Joel Stanley <joel@....id.au>,
 Andrew Jeffery <andrew@...econstruct.com.au>, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] ARM: dts: aspeed: add device tree for ASRock Rack
 ALTRAD8 BMC

On 9/11/25 00:29, Krzysztof Kozlowski wrote:
> Never tested.
>
> It does not look like you tested the DTS against bindings. Please run
> `make dtbs_check W=1` (see
> Documentation/devicetree/bindings/writing-schema.rst or
> https://www.linaro.org/blog/tips-and-tricks-for-validating-devicetree-sources-with-the-devicetree-schema/
> for instructions).


Am I doing something wrong, or are a certain number of validation issues 
expected?

For example, I'm seeing these - most of which are from aspeed-g5.dtsi, 
not my dts file:

arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/memory-controller@...e0000: failed to match any schema with 
compatible: ['aspeed,ast2500-sdram-edac']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/syscon@...e2000/p2a-control@2c: failed to match any schema with 
compatible: ['aspeed,ast2500-p2a-ctrl']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/display@...e6000: failed to match any schema with compatible: 
['aspeed,ast2500-gfx', 'syscon']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/timer@...82000: failed to match any schema with compatible: 
['aspeed,ast2400-timer']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/pwm-tacho-controller@...86000: failed to match any schema with 
compatible: ['aspeed,ast2500-pwm-tacho']
/home/bcran/src/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
fan@0: aspeed,fan-tach-ch: b'\x00\x08' is not of type 'object', 
'integer', 'array', 'boolean', 'null'
     from schema $id: http://devicetree.org/schemas/dt-core.yaml#

...

/home/bcran/src/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
lpc@...89000 (aspeed,ast2500-lpc-v2): reg-io-width: 4 is not of type 
'object'
     from schema $id: http://devicetree.org/schemas/mfd/aspeed-lpc.yaml#
/home/bcran/src/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
lpc@...89000 (aspeed,ast2500-lpc-v2): lpc-snoop@90: 'clocks' does not 
match any of the regexes: '^pinctrl-[0-9]+$'
     from schema $id: http://devicetree.org/schemas/mfd/aspeed-lpc.yaml#
/home/bcran/src/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
kcs@24 (aspeed,ast2500-kcs-bmc-v2): 'clocks' does not match any of the 
regexes: '^pinctrl-[0-9]+$'
     from schema $id: 
http://devicetree.org/schemas/ipmi/aspeed,ast2400-kcs-bmc.yaml#

...

arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/lpc@...89000/lhc@a0: failed to match any schema with 
compatible: ['aspeed,ast2500-lhc']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/lpc@...89000/ibt@140: failed to match any schema with 
compatible: ['aspeed,ast2500-ibt-bmc']
arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
/ahb/apb/bus@...8a000/i2c@.../power-supply@3c: failed to match any 
schema with compatible: ['pmbus']
/home/bcran/src/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-asrock-altrad8.dtb: 
gpio@1c (nxp,pca9557): '#address-cells', '#size-cells', 'gpio@0', 
'gpio@1', 'gpio@2', 'gpio@3', 'gpio@4', 'gpio@5', 'gpio@6', 'gpio@7' do 
not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 
'^pinctrl-[0-9]+$'
     from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#


-- 
Rebecca Cran