linux-kernel - Re: [PATCH v3 3/4] arm64: dts: apple: t8103: Add i2c nodes

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Message-ID: <c0acaf72-cd86-4e92-63e5-3f903c025943@marcan.st>
Date:   Tue, 23 Nov 2021 13:47:50 +0900
From:   Hector Martin <marcan@...can.st>
To:     Janne Grunau <j@...nau.net>, Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 3/4] arm64: dts: apple: t8103: Add i2c nodes

On 23/11/2021 07.58, Janne Grunau wrote:
> Apple M1 has at least 5 i2c controllers. i2c0, i2c1 and i2c3 are used
> on all M1 Mac devices. The 2020 Mac Mini uses i2c2 and the 13-inch
> MacBook Pro uses i2c2 and i2c4.
> 
> Signed-off-by: Janne Grunau <j@...nau.net>
> ---
>   arch/arm64/boot/dts/apple/t8103-j274.dts |  4 ++
>   arch/arm64/boot/dts/apple/t8103-j293.dts |  8 +++
>   arch/arm64/boot/dts/apple/t8103.dtsi     | 92 ++++++++++++++++++++++++
>   3 files changed, 104 insertions(+)
> 

> diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
> index c320c8baeb41..15fec48f943a 100644
> --- a/arch/arm64/boot/dts/apple/t8103.dtsi
> +++ b/arch/arm64/boot/dts/apple/t8103.dtsi
> @@ -126,6 +126,73 @@ serial0: serial@...200000 {
>   			status = "disabled";
>   		};
>   
> +		i2c0: i2c@...010000 {
> +			compatible = "apple,t8103-i2c", "apple,i2c";
> +			reg = <0x2 0x35010000 0x0 0x4000>;
> +			clocks = <&clk24>;
[...]

Please put these before serial0; I want to keep the nodes sorted by address.

With that fixed:

Acked-by: Hector Martin <marcan@...can.st>

-- 
Hector Martin (marcan@...can.st)
Public Key: https://mrcn.st/pub