linux-kernel - Re: [PATCH v4 2/2] arm64: dts: mt8192: add eFuse support for MT8192 SoC

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Message-ID: <6dd478f3-d29e-0583-00fd-dc85d5a3a4ff@gmail.com>
Date:   Tue, 30 Mar 2021 10:40:06 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Yz.Wu@...iatek.com,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Seiya Wang <seiya.wang@...iatek.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Andrew-CT Chen <andrew-ct.chen@...iatek.com>
Subject: Re: [PATCH v4 2/2] arm64: dts: mt8192: add eFuse support for MT8192
 SoC



On 01/02/2021 04:59, Yz.Wu@...iatek.com wrote:
> From: Ryan Wu <Yz.Wu@...iatek.com>
> 
> Add eFuse node to read Mediatek eFuse
> 
> Signed-off-by: Ryan Wu <Yz.Wu@...iatek.com>
> ---
> This patch dependents on "arm64: dts: Add Mediatek SoC MT8192 and evaluation board dts and Makefile"[1]
> 
> mt8192.dtsi file is needed for this patch.
> Please also accept this patch together with [1].
> 
> [1]http://lists.infradead.org/pipermail/linux-mediatek/2020-November/019378.html
> ---
>  arch/arm64/boot/dts/mediatek/mt8192.dtsi | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> index 69d45c7..4a0d941 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> @@ -422,6 +422,11 @@
>  			#clock-cells = <1>;
>  		};
>  
> +		efuse: efuse@...10000 {
> +			compatible = "mediatek,mt8192-efuse",
> +				     "mediatek,efuse";

We are missing
#address-cells = <1>;
#size-cells = <1>;

Regards,
Matthias

> +		};
> +
>  		i2c3: i2c3@...b0000 {
>  			compatible = "mediatek,mt8192-i2c";
>  			reg = <0 0x11cb0000 0 0x1000>,
>