Linux kernel and device drivers for NXP i.MX platforms
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From: Vladimir Zapolskiy <vz@mleia.com>
To: Frank Li <Frank.Li@nxp.com>,
	Piotr Wojtaszczyk <piotr.wojtaszczyk@timesys.com>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	"moderated list:ARM/LPC32XX SOC SUPPORT"
	<linux-arm-kernel@lists.infradead.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>
Cc: imx@lists.linux.dev
Subject: Re: [PATCH 4/5] ARM: dts: lpc3250-phy3250: add at25 required properties
Date: Fri, 14 Nov 2025 01:47:48 +0200	[thread overview]
Message-ID: <4bf7223e-1611-4149-a4d6-9a3ac103e264@mleia.com> (raw)
In-Reply-To: <20251029202801.3963952-4-Frank.Li@nxp.com>

Hi Frank.

On 10/29/25 22:28, Frank Li wrote:
> Add at25 required properties (size, address-width and pagesize), which
> duplicate deprecated properties.
> 
> Change nodename 'at25' to 'eeprom'.
> 
> Fix below CHECK_DTB warning:
>    arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dtb: at25@0 (atmel,at25): 'pagesize' is a required property
>    arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dtb: at25@0 (atmel,at25): $nodename: 'anyOf' conditional failed, one must be fixed:
> 
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
>   arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dts | 6 +++++-
>   1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dts b/arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dts
> index 21a6d0bca1e8a..15463a96938cc 100644
> --- a/arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dts
> +++ b/arch/arm/boot/dts/nxp/lpc/lpc3250-phy3250.dts
> @@ -200,7 +200,7 @@ &ssp0 {
>   	cs-gpios = <&gpio 3 5 0>;
>   	status = "okay";
>   
> -	eeprom: at25@0 {
> +	eeprom: eeprom@0 {
>   		compatible = "atmel,at25";
>   		reg = <0>;
>   		spi-max-frequency = <5000000>;
> @@ -216,6 +216,10 @@ eeprom: at25@0 {
>   		at25,byte-len = <0x8000>;
>   		at25,addr-mode = <2>;
>   		at25,page-size = <64>;
> +
> +		size = <0x8000>;
> +		address-width = <16>;
> +		pagesize = <64>;

Is there any need to have both sets of properties?

I'd suggest to remove the deprecated set in a separate patch, note
that your done change is not described in the commit message.

>   	};
>   };
>   

-- 
Best wishes,
Vladimir

  reply	other threads:[~2025-11-13 23:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-29 20:27 [PATCH 1/5] ARM: dts: lpc32xx: add bus surfix for simple-bus Frank Li
2025-10-29 20:27 ` [PATCH 2/5] ARM: dts: lpc32xx: add sspclk clock for SPI[0,1] Frank Li
2025-11-13 23:12   ` Vladimir Zapolskiy
2025-10-29 20:27 ` [PATCH 3/5] ARM: dts: lpc3250-ea3250: add key- prefix for gpio-keys Frank Li
2025-11-14  0:02   ` Vladimir Zapolskiy
2025-10-29 20:28 ` [PATCH 4/5] ARM: dts: lpc3250-phy3250: add at25 required properties Frank Li
2025-11-13 23:47   ` Vladimir Zapolskiy [this message]
2025-11-14 16:14     ` Frank Li
2025-11-14 16:32       ` Vladimir Zapolskiy
2025-10-29 20:28 ` [PATCH 5/5] ARM: dts: lpc32xx: update #address-cells of arm,pl175 to 2 Frank Li
2025-11-13 23:44   ` Vladimir Zapolskiy
2025-11-13 23:55 ` [PATCH 1/5] ARM: dts: lpc32xx: add bus surfix for simple-bus Vladimir Zapolskiy
2025-11-14 16:19   ` Frank Li
2025-11-14 16:44     ` Vladimir Zapolskiy
2025-11-14 16:56       ` Frank Li

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