[PATCH] ARM: dts: imx8ulp-evk: Fix iomuxc issue

[Marcel Ziswiler]

On Wed, 2023-01-18 at 17:31 +0800, Ye Li wrote:
> The property fsl,mux_mask is deleted by commit ed7bda5 (imx8ulp:
> synchronise device tree with linux). This causes the pinctrl
> driver not work on 8ULP, so fail to print any log.
> 

Fixes: commit ed7bda57104e ("imx8ulp: synchronise device tree with linux")

> Signed-off-by: Ye Li <ye.li at nxp.com>

Reviewed-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>

> ---
>  arch/arm/dts/imx8ulp-evk-u-boot.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/dts/imx8ulp-evk-u-boot.dtsi b/arch/arm/dts/imx8ulp-evk-u-boot.dtsi
> index ad264f2..7acdb4a 100644
> --- a/arch/arm/dts/imx8ulp-evk-u-boot.dtsi
> +++ b/arch/arm/dts/imx8ulp-evk-u-boot.dtsi
> @@ -26,6 +26,7 @@
>  
>  &iomuxc1 {
>         u-boot,dm-spl;
> +       fsl,mux_mask = <0xf00>;
>  };
>  
>  &pinctrl_lpuart5 {