Re: [PATCH v3 0/2] Add device tree for Nvidia's GB200NVL BMC

[Andrew Jeffery <andrew@codeconstruct.com.au>]

Hi Willie,

On Thu, 2025-03-20 at 13:26 -0500, Rob Herring (Arm) wrote:
> 
> On Thu, 20 Mar 2025 16:46:31 +0000, Willie Thai wrote:
> > The GB200NVL BMC is an Aspeed Ast2600 based BMC
> > for Nvidia Blackwell GB200NVL platform.
> > Reference to Ast2600 SOC [1].
> > Reference to Blackwell GB200NVL Platform [2].
> > 
> > Co-developed-by: Mars Yang <maryang@nvidia.com>
> > Signed-off-by: Mars Yang <maryang@nvidia.com>
> > Cc: Krzysztof Kozlowski <krzk@kernel.org>
> > Cc: Andrew Lunn <andrew@lunn.ch>
> > Cc: Rob Herring <robh@kernel.org>
> > Cc: Paul Menzel <pmenzel@molgen.mpg.de>
> > Link: https://www.aspeedtech.com/server_ast2600/ [1]
> > Link: https://nvdam.widen.net/s/wwnsxrhm2w/blackwell-datasheet-3384703 [2]
> > Signed-off-by: Willie Thai <wthai@nvidia.com>
> > ---
> > Changes v1 -> v2:
> >   - Fix the SOB name [Krzysztof]
> >   - Fix warnings from scripts/checkpatch.pl run [Krzysztof]
> >   - Fix DTS coding style [Krzysztof]
> >   - Move pinctrl override to the bottom [Krzysztof]
> >   - Drop bootargs [Krzysztof]
> >   - Follow DTS coding style and change naming for leds node [Krzysztof]
> >   - Change flash 0 status property [Krzysztof]
> >   - Change the phy-mode to rgmii [Andrew]
> >   - Remove the max-speed in mac0 [Andrew]
> >   - Put gpio line name in one line per group of 8 gpios, but keep some b/c they can exceed length limit [Paul]
> > Changes v2 -> v3:
> >   - Fix missing new line [Krzysztof]
> >   - Fix missing binding define, adding it in the patch no.1 of this patch set v3 [Krzysztof, Rob]
> >   - Fix DTS coding style [Krzysztof]
> >   - Modify nodes name to generic name for: i2c expander pca9546, gpio expander pca9555, power monitor lm5066i, fan controller max31790 [Krzysztof]
> >   - Skip mac setting and wait till the delay issue in phy-mode fix from Aspeed SOC vendor side [Andrew]
> >   - Remove i2c-scl-clk-low-timeout-us which is Apseed proprietary property [Mars]
> > ---
> > 
> > Willie Thai (2):
> >   ARM: dts: aspeed: Add device tree for Nvidia's GB200NVL BMC
> >   dt-bindings: arm: aspeed: add Nvidia's GB200NVL BMC
> > 
> >  .../bindings/arm/aspeed/aspeed.yaml           |    1 +
> >  arch/arm/boot/dts/aspeed/Makefile             |    1 +
> >  .../aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dts | 1168 +++++++++++++++++
> >  3 files changed, 1170 insertions(+)
> >  create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dts
> > 
> > --
> > 2.25.1
> > 
> > 
> > 
> 
> 
> My bot found new DTB warnings on the .dts files added or changed in this
> series.
> 
> Some warnings may be from an existing SoC .dtsi. Or perhaps the warnings
> are fixed by another series. Ultimately, it is up to the platform
> maintainer whether these warnings are acceptable or not. No need to reply
> unless the platform maintainer has comments.
> 
> If you already ran DT checks and didn't see these error(s), then
> make sure dt-schema is up to date:
> 
>   pip3 install dtschema --upgrade
> 
> 
> New warnings running 'make CHECK_DTBS=y for arch/arm/boot/dts/aspeed/' for 20250320164633.101331-1-wthai@nvidia.com:
> 
...

> 
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: pinctrl: emmcg5_default:groups:0: 'EMMCG5' is not one of ['ADC0', 'ADC1', 'ADC10', 'ADC11', 'ADC12', 'ADC13', 'ADC14', 'ADC15', 'ADC2', 'ADC3', 'ADC4', 'ADC5', 'ADC6', 'ADC7', 'ADC8', 'ADC9', 'BMCINT', 'EMMCG1', 'EMMCG4', 'EMMCG8', 'ESPI', 'ESPIALT', 'FSI1', 'FSI2', 'FWQSPI', 'FWSPIABR', 'FWSPID', 'FWSPIWP', 'GPIT0', 'GPIT1', 'GPIT2', 'GPIT3', 'GPIT4', 'GPIT5', 'GPIT6', 'GPIT7', 'GPIU0', 'GPIU1', 'GPIU2', 'GPIU3', 'GPIU4', 'GPIU5', 'GPIU6', 'GPIU7', 'HVI3C3', 'HVI3C4', 'I2C1', 'I2C10', 'I2C11', 'I2C12', 'I2C13', 'I2C14', 'I2C15', 'I2C16', 'I2C2', 'I2C3', 'I2C4', 'I2C5', 'I2C6', 'I2C7', 'I2C8', 'I2C9', 'I3C1', 'I3C2', 'I3C3', 'I3C4', 'I3C5', 'I3C6', 'JTAGM', 'LHPD', 'LHSIRQ', 'LPC', 'LPCHC', 'LPCPD', 'LPCPME', 'LPCSMI', 'LSIRQ', 'MACLINK1', 'MACLINK2', 'MACLINK3', 'MACLINK4', 'MDIO1', 'MDIO2', 'MDIO3', 'MDIO4', 'NCSI3', 'NCSI4', 'NCTS1', 'NCTS2', 'NCTS3', 'NCTS4', 'NDCD1', 'NDCD2', 'NDCD3', 'NDCD4', 'NDSR1', 'NDSR2', 'NDSR3'
>  , 'NDSR4', 'NDTR1', 'NDTR2', 'NDTR3', 'NDTR4', 'NRI1', 'NRI2', 'NRI3', 'NRI4', 'NRTS1', 'NRTS2', 'NRTS3', 'NRTS4', 'OSCCLK', 'PEWAKE', 'PWM0', 'PWM1', 'PWM10G0', 'PWM10G1', 'PWM11G0', 'PWM11G1', 'PWM12G0', 'PWM12G1', 'PWM13G0', 'PWM13G1', 'PWM14G0', 'PWM14G1', 'PWM15G0', 'PWM15G1', 'PWM2', 'PWM3', 'PWM4', 'PWM5', 'PWM6', 'PWM7', 'PWM8G0', 'PWM8G1', 'PWM9G0', 'PWM9G1', 'QSPI1', 'QSPI2', 'RGMII1', 'RGMII2', 'RGMII3', 'RGMII4', 'RMII1', 'RMII2', 'RMII3', 'RMII4', 'RXD1', 'RXD2', 'RXD3', 'RXD4', 'SALT1', 'SALT10G0', 'SALT10G1', 'SALT11G0', 'SALT11G1', 'SALT12G0', 'SALT12G1', 'SALT13G0', 'SALT13G1', 'SALT14G0', 'SALT14G1', 'SALT15G0', 'SALT15G1', 'SALT16G0', 'SALT16G1', 'SALT2', 'SALT3', 'SALT4', 'SALT5', 'SALT6', 'SALT7', 'SALT8', 'SALT9G0', 'SALT9G1', 'SD1', 'SD2', 'SD3', 'SGPM1', 'SGPM2', 'SGPS1', 'SGPS2', 'SIOONCTRL', 'SIOPBI', 'SIOPBO', 'SIOPWREQ', 'SIOPWRGD', 'SIOS3', 'SIOS5', 'SIOSCI', 'SPI1', 'SPI1ABR', 'SPI1CS1', 'SPI1WP', 'SPI2', 'SPI2CS1', 'SPI2CS2', 'TACH0', 'TACH1', 'TACH10'
>  , 'TACH11', 'TACH12', 'TACH13', 'TACH14', 'TACH15', 'TACH2', 'TACH3', 'TACH4', 'TACH5', 'TACH6', 'TACH7', 'TACH8', 'TACH9', 'THRU0', 'THRU1', 'THRU2', 'THRU3', 'TXD1', 'TXD2', 'TXD3', 'TXD4', 'UART10', 'UART11', 'UART12G0', 'UART12G1', 'UART13G0', 'UART13G1', 'UART6', 'UART7', 'UART8', 'UART9', 'USBA', 'USBB', 'VB', 'VGAHS', 'VGAVS', 'WDTRST1', 'WDTRST2', 'WDTRST3', 'WDTRST4']
>         from schema $id: http://devicetree.org/schemas/pinctrl/aspeed,ast2600-pinctrl.yaml#

...

> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: i2c@80: Unevaluated properties are not allowed ('disable-master' was unexpected)
>         from schema $id: http://devicetree.org/schemas/i2c/aspeed,i2c.yaml#

...

> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@21: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@21: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@21: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: pwm@20: '#address-cells', '#size-cells' do not match any of the regexes: '^fan-[0-9]+$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/hwmon/maxim,max31790.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: pwm@23: '#address-cells', '#size-cells' do not match any of the regexes: '^fan-[0-9]+$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/hwmon/maxim,max31790.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: pwm@2c: '#address-cells', '#size-cells' do not match any of the regexes: '^fan-[0-9]+$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/hwmon/maxim,max31790.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: pwm@2f: '#address-cells', '#size-cells' do not match any of the regexes: '^fan-[0-9]+$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/hwmon/maxim,max31790.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@20: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@21: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@27: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#
> arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-gb200nvl-bmc.dtb: gpio@74: '#address-cells', '#size-cells' do not match any of the regexes: '^(hog-[0-9]+|.+-hog(-[0-9]+)?)$', 'pinctrl-[0-9]+'
>         from schema $id: http://devicetree.org/schemas/gpio/gpio-pca95xx.yaml#

Please fix all of the warnings highlighted above before submitting v4.

Thanks,

Andrew