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From: Yao Zi <ziyao@disroot.org>
To: Chukun Pan <amadeus@jmu.edu.cn>
Cc: andi.shyti@kernel.org, conor+dt@kernel.org,
	devicetree@vger.kernel.org, heiko@sntech.de, jonas@kwiboo.se,
	krzk+dt@kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-rockchip@lists.infradead.org
Subject: Re: [PATCH 3/3] arm64: dts: rockchip: Add onboard EEPROM for Radxa E20C
Date: Mon, 10 Mar 2025 07:15:58 +0000	[thread overview]
Message-ID: <Z86RrlBTvt9d40Dk@pie> (raw)
In-Reply-To: <20250310070023.52290-1-amadeus@jmu.edu.cn>

On Mon, Mar 10, 2025 at 03:00:23PM +0800, Chukun Pan wrote:
> Hi,
> 
> > +&i2c1 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&i2c1m0_xfer>;
> > +	status = "okay";
> > +
> > +	eeprom@50 {
> > +		compatible = "belling,bl24c16a", "atmel,24c16";
> > +		reg = <0x50>;
> > +		pagesize = <16>;
> > +		vcc-supply = <&vcc_3v3>;
> > +	};
> > +};
> 
> This eeprom stores the device information written by the manufacturer,
> such as mac address and sn. So it should be marked as read-only.

Thanks, this makes sense.

> Thanks,
> Chukun
> 
> -- 
> 2.25.1
> 

Best regards,
Yao Zi


WARNING: multiple messages have this Message-ID (diff)
From: Yao Zi <ziyao@disroot.org>
To: Chukun Pan <amadeus@jmu.edu.cn>
Cc: andi.shyti@kernel.org, conor+dt@kernel.org,
	devicetree@vger.kernel.org, heiko@sntech.de, jonas@kwiboo.se,
	krzk+dt@kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-rockchip@lists.infradead.org
Subject: Re: [PATCH 3/3] arm64: dts: rockchip: Add onboard EEPROM for Radxa E20C
Date: Mon, 10 Mar 2025 07:15:58 +0000	[thread overview]
Message-ID: <Z86RrlBTvt9d40Dk@pie> (raw)
In-Reply-To: <20250310070023.52290-1-amadeus@jmu.edu.cn>

On Mon, Mar 10, 2025 at 03:00:23PM +0800, Chukun Pan wrote:
> Hi,
> 
> > +&i2c1 {
> > +	pinctrl-names = "default";
> > +	pinctrl-0 = <&i2c1m0_xfer>;
> > +	status = "okay";
> > +
> > +	eeprom@50 {
> > +		compatible = "belling,bl24c16a", "atmel,24c16";
> > +		reg = <0x50>;
> > +		pagesize = <16>;
> > +		vcc-supply = <&vcc_3v3>;
> > +	};
> > +};
> 
> This eeprom stores the device information written by the manufacturer,
> such as mac address and sn. So it should be marked as read-only.

Thanks, this makes sense.

> Thanks,
> Chukun
> 
> -- 
> 2.25.1
> 

Best regards,
Yao Zi

_______________________________________________
Linux-rockchip mailing list
Linux-rockchip@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-rockchip

  reply	other threads:[~2025-03-10  7:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-09  7:06 [PATCH 0/3] Support I2C controllers in RK3528 Yao Zi
2025-03-09  7:06 ` Yao Zi
2025-03-09  7:06 ` [PATCH 1/3] dt-bindings: i2c: i2c-rk3x: Add compatible string for RK3528 Yao Zi
2025-03-09  7:06   ` Yao Zi
2025-03-09 19:47   ` Heiko Stübner
2025-03-09 19:47     ` Heiko Stübner
2025-03-10 16:38   ` Conor Dooley
2025-03-10 16:38     ` Conor Dooley
2025-03-11 22:08   ` Andi Shyti
2025-03-11 22:08     ` Andi Shyti
2025-03-09  7:06 ` [PATCH 2/3] arm64: dts: rockchip: Add I2C controllers " Yao Zi
2025-03-09  7:06   ` Yao Zi
2025-03-09  8:00   ` Chukun Pan
2025-03-09  8:00     ` Chukun Pan
2025-03-10  7:22     ` Yao Zi
2025-03-10  7:22       ` Yao Zi
2025-03-09 18:23   ` Jonas Karlman
2025-03-09 18:23     ` Jonas Karlman
2025-03-09  7:06 ` [PATCH 3/3] arm64: dts: rockchip: Add onboard EEPROM for Radxa E20C Yao Zi
2025-03-09  7:06   ` Yao Zi
2025-03-10  7:00   ` Chukun Pan
2025-03-10  7:00     ` Chukun Pan
2025-03-10  7:15     ` Yao Zi [this message]
2025-03-10  7:15       ` Yao Zi

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