linux-kernel - Re: [PATCH] ARM: dts: add DT for lan966x SoC and 2-port board pcb8291

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Date:   Mon, 3 Jan 2022 13:42:30 +0000
From:   <Tudor.Ambarus@...rochip.com>
To:     <Kavyasree.Kotagiri@...rochip.com>, <arnd@...db.de>,
        <olof@...om.net>, <robh+dt@...nel.org>,
        <Nicolas.Ferre@...rochip.com>
CC:     <soc@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <Manohar.Puri@...rochip.com>
Subject: Re: [PATCH] ARM: dts: add DT for lan966x SoC and 2-port board pcb8291

Hi,

On 1/3/22 2:48 PM, Kavyasree Kotagiri wrote:
> diff --git a/arch/arm/boot/dts/lan966x_pcb8291.dts b/arch/arm/boot/dts/lan966x_pcb8291.dts
> new file mode 100644
> index 000000000000..cd0454a795e7
> --- /dev/null
> +++ b/arch/arm/boot/dts/lan966x_pcb8291.dts
> @@ -0,0 +1,55 @@

> +&flx3 {
> +       atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
> +       status = "okay";
> +
> +       usart0: serial@200 {
> +               compatible = "atmel,at91sam9260-usart";

The flexcom usart mode should be defined in the dtsi file, so that you
won't duplicate the definition in each dts that includes the dtsi file.

Cheers,
ta