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Subject: Re: [PATCH v4 2/6] arm64: dts: ti:
 am654-base-board/am65-iot2050-common: Disable mcan nodes
To:     Aswath Govindraju <a-govindraju@ti.com>
Cc:     Marc Kleine-Budde <mkl@pengutronix.de>, Nishanth Menon <nm@ti.com>,
        Tero Kristo <kristo@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Alexei Starovoitov <ast@kernel.org>,
        Daniel Borkmann <daniel@iogearbox.net>,
        Andrii Nakryiko <andrii@kernel.org>,
        Martin KaFai Lau <kafai@fb.com>,
        Song Liu <songliubraving@fb.com>, Yonghong Song <yhs@fb.com>,
        John Fastabend <john.fastabend@gmail.com>,
        KP Singh <kpsingh@kernel.org>,
        linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        bpf@vger.kernel.org
References: <20211006055344.22662-1-a-govindraju@ti.com>
 <20211006055344.22662-3-a-govindraju@ti.com>
From:   Jan Kiszka <jan.kiszka@siemens.com>
Message-ID: <c9907374-623b-e3eb-1be1-3c09a9f93674@siemens.com>
Date:   Thu, 7 Oct 2021 09:31:27 +0200
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On 06.10.21 07:53, Aswath Govindraju wrote:
> AM654 base board and iot platforms do not have mcan instances pinned out.
> Therefore, disable all the mcan instances.
> 
> Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
> ---
>  arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 8 ++++++++
>  arch/arm64/boot/dts/ti/k3-am654-base-board.dts     | 8 ++++++++
>  2 files changed, 16 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> index 65da226847f4..1e0112b90d9f 100644
> --- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
> @@ -646,6 +646,14 @@
>  	reset-gpios = <&wkup_gpio0 27 GPIO_ACTIVE_HIGH>;
>  };
>  
> +&m_can0 {
> +	status = "disabled";
> +};
> +
> +&m_can1 {
> +	status = "disabled";
> +};
> +
>  &pcie1_ep {
>  	status = "disabled";
>  };
> diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
> index cfbcebfa37c1..9043f91c9bec 100644
> --- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
> @@ -416,6 +416,14 @@
>  	status = "disabled";
>  };
>  
> +&m_can0 {
> +	status = "disabled";
> +};
> +
> +&m_can1 {
> +	status = "disabled";
> +};
> +
>  &mailbox0_cluster0 {
>  	interrupts = <436>;
>  
> 

For the IOT2050 part:

Reviewed-by: Jan Kiszka <jan.kiszka@siemens.com>

Jan

-- 
Siemens AG, T RDA IOT
Corporate Competence Center Embedded Linux