linux-kernel - Re: [PATCH 1/3] arm64: dts: ti: Add GPMC NAND support

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Message-ID: <32c82fa2-f8b9-d22d-f0ac-f8d6e48df39d@linaro.org>
Date:   Thu, 14 Sep 2023 08:27:31 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Nitin Yadav <n-yadav@...com>, nm@...com, vigneshr@...com,
        rogerq@...com
Cc:     kristo@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        catalin.marinas@....com, will@...nel.org,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: ti: Add GPMC NAND support

On 13/09/2023 13:47, Nitin Yadav wrote:
> Add support for AM62Q NAND card: X8 NAND EXPANSION
> BOARD card (PROC143E1) for AM62x LP SK board.
> 
> Signed-off-by: Nitin Yadav <n-yadav@...com>
> ---
>  arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 29 ++++++++++++++++++++++++
>  arch/arm64/boot/dts/ti/k3-am62.dtsi      |  2 ++
>  2 files changed, 31 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> index 284b90c94da8..e93e79d8083f 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> @@ -955,4 +955,33 @@ mcasp2: audio-controller@...0000 {
>  		power-domains = <&k3_pds 192 TI_SCI_PD_EXCLUSIVE>;
>  		status = "disabled";
>  	};
> +	gpmc0: memory-controller@...00000 {
> +		status = "disabled";

status is never first in DTSI. Really, where did you see such code?

> +		compatible = "ti,am64-gpmc";
> +		power-domains = <&k3_pds 80 TI_SCI_PD_EXCLUSIVE>;

First is compatible, second is reg/reg-names/ranges.


Best regards,
Krzysztof