Re: [PATCH] arm: dts: imx8mn-beacon-kit-u-boot: Fix broken booting

Michael Nazzareno Trimarchi
2022-07-31T17:28:11Z

Hi Adam

On Sun, Jul 31, 2022 at 7:16 PM Adam Ford <aford173@gmail.com> wrote:
>
> When the imx8mm.dtsi file was pulled in from Linux, the UARTs
> were moved into an spba sub-node which wasn't being included
> in the SPL device tree. This meant the references to the UART
> weren't being handled properly and when booting the system would
> constantly reboot. Fix this by adding the spba node to the spl
> device tree to restore normal booting.
>
> Fixes: 4e5114daf9eb ("imx8mn: synchronise device tree with linux")
> Signed-off-by: Adam Ford <aford173@gmail.com>
>
> diff --git a/arch/arm/dts/imx8mn-beacon-kit-u-boot.dtsi b/arch/arm/dts/imx8mn-beacon-kit-u-boot.dtsi
> index 5f83952402..0efa6862eb 100644
> --- a/arch/arm/dts/imx8mn-beacon-kit-u-boot.dtsi
> +++ b/arch/arm/dts/imx8mn-beacon-kit-u-boot.dtsi
> @@ -106,6 +106,10 @@
> u-boot,off-on-delay-us = <20000>;
> };
>
> +&spba1 {
> + u-boot,dm-spl;
> +};
> +
> &uart2 {
> u-boot,dm-spl;
> };
> --
> 2.34.1
>

Are you going to include it in imx8mn-u-boot.dtsi or do we need to
patch every single board?

Michael