[PATCH] arm64: dts: ti: k3-j721s2-common-proc-board: Add QSPI flash partition details

Kumar, Udit u-kumar1 at ti.com
Wed Jan 21 19:23:55 PST 2026


On 1/21/2026 10:48 AM, Anurag Dutta wrote:
> J721S2 EVM has MT25QU512AB 64 MiB Quad SPI NOR flash connected
> to OSPI1. Add the partition information as per bootloader.
>
> Signed-off-by: Anurag Dutta <a-dutta at ti.com>
> ---
> Test logs: https://gist.github.com/anuragdutta731/b65f63f22c69317d714b65a201438cbc


Thanks for logs, but these are for boot-loader and I don't think u-boot 
consumes partition details.

could you share logs for kernel as well.



>
>   .../dts/ti/k3-j721s2-common-proc-board.dts    | 41 +++++++++++++++++++
>   1 file changed, 41 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> index 4fea99519113..7faf9367dbb2 100644
> --- a/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j721s2-common-proc-board.dts
> @@ -530,6 +530,47 @@ flash at 0 {
>   		cdns,tchsh-ns = <60>;
>   		cdns,tslch-ns = <60>;
>   		cdns,read-delay = <2>;
> +
> +		partitions {
> +			compatible = "fixed-partitions";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +
> +			partition at 0 {
> +				label = "qspi.tiboot3";
> +				reg = <0x0 0x80000>;
> +			};
> +
> +			partition at 80000 {
> +				label = "qspi.tispl";
> +				reg = <0x80000 0x200000>;
> +			};
> +
> +			partition at 280000 {
> +				label = "qspi.u-boot";
> +				reg = <0x280000 0x400000>;
> +			};
> +
> +			partition at 680000 {
> +				label = "qspi.env";
> +				reg = <0x680000 0x40000>;
> +			};
> +
> +			partition at 6c0000 {
> +				label = "qspi.env.backup";
> +				reg = <0x6c0000 0x40000>;
> +			};
> +
> +			partition at 800000 {
> +				label = "qspi.rootfs";
> +				reg = <0x800000 0x37c0000>;
> +			};
> +
> +			partition at 3fc0000 {
> +				label = "qspi.phypattern";
> +				reg = <0x3fc0000 0x40000>;
> +			};
> +		};
>   	};
>   };
>   



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