linux-hardening - Re: [PATCH v1 5/8] ARM: dts: aspeed: System1: Voltage regulators

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Date: Tue, 12 Dec 2023 21:22:35 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Ninad Palsule <ninad@...ux.ibm.com>, robh+dt@...nel.org,
 krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org, joel@....id.au,
 andrew@...econstruct.com.au, peterhuewe@....de, jarkko@...nel.org,
 jgg@...pe.ca, keescook@...omium.org, tony.luck@...el.com,
 gpiccoli@...lia.com, johannes.holland@...ineon.com, linux@...ck-us.net,
 broonie@...nel.org
Cc: patrick.rudolph@...ements.com, vincent@...emblay.dev,
 peteryin.openbmc@...il.com, lakshmiy@...ibm.com, bhelgaas@...gle.com,
 naresh.solanki@...ements.com, alexander.stein@...tq-group.com,
 festevam@...x.de, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org,
 linux-kernel@...r.kernel.org, linux-integrity@...r.kernel.org,
 linux-hardening@...r.kernel.org, geissonator@...oo.com
Subject: Re: [PATCH v1 5/8] ARM: dts: aspeed: System1: Voltage regulators

On 12/12/2023 17:40, Ninad Palsule wrote:
> This commit adds different voltage regulators.
> 
> Tested:
>     This board is tested using the simics simulator.
> 
> Signed-off-by: Ninad Palsule <ninad@...ux.ibm.com>
> ---
>  .../dts/aspeed/aspeed-bmc-ibm-system1.dts     | 266 ++++++++++++++++++

Squash it.

>  1 file changed, 266 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> index 0557bff9f36a..b8e7e52d4600 100644
> --- a/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-ibm-system1.dts
> @@ -114,10 +114,127 @@ vga_memory: region@...00000 {
>  		};
>  	};
>  
> +	iio-hwmon {
> +		compatible = "iio-hwmon";
> +		io-channels = <&p12v_vd 0>, <&p5v_aux_vd 0>,
> +			<&p5v_bmc_aux_vd 0>, <&p3v3_aux_vd 0>,
> +			<&p3v3_bmc_aux_vd 0>, <&p1v8_bmc_aux_vd 0>,
> +			<&adc1 4>, <&adc0 2>, <&adc1 0>,
> +			<&p2V5_aux_vd 0>, <&adc1 7>;
> +	};
> +
> +	p12v_vd: voltage_divider1 {

Same comments as in other patches.

> +		compatible = "voltage-divider";
> +		io-channels = <&adc1 3>;
> +		#io-channel-cells = <1>;
> +
> +		/* Scale the system voltage by 1127/127 to fit the ADC range.

Use Linux coding style comments. /* and blank line


....

Best regards,
Krzysztof