[U-Boot] [PATCH] arm: dts: am33xx: add u-boot, dm-spl to ocp bus

[Tom Rini]

On Thu, Jan 31, 2019 at 08:03:19AM +0100, Hannes Schmelzer wrote:

> commit fdce9d35dc36 ("arm: dts: am33xx: Sync dts with Linux 4.20.0")
> did remove the "u-boot,dm-spl" flag from the 'ocp' bus which was
> introduced with
> commit 19aa4ac09db9 ("dts: am33xx: add u-boot, dm-spl to ocp bus")
> 
> Due to this the brppt1_spi board is broken because it cannot
> bind/probe the spi-interface during SPL stage.
> 
> This commit adds this flag again.
> 
> This flag is needed for having access to the devices below this bus,
> most important is uart and boot-device (spi, mmc, ...) in SPL stage.
> 
> Signed-off-by: Hannes Schmelzer <hannes.schmelzer at br-automation.com>
> 
> ---
> 
>  arch/arm/dts/am33xx.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm/dts/am33xx.dtsi b/arch/arm/dts/am33xx.dtsi
> index d3dd6a1..0a6b177 100644
> --- a/arch/arm/dts/am33xx.dtsi
> +++ b/arch/arm/dts/am33xx.dtsi
> @@ -160,6 +160,7 @@
>  	 * the whole bus hierarchy.
>  	 */
>  	ocp {
> +		u-boot,dm-spl;
>  		compatible = "simple-bus";
>  		#address-cells = <1>;
>  		#size-cells = <1>;

We need to put this into one of the -u-boot.dtsi files and then #include
it from the others, so that we don't keep dropping this flag.  Thanks!

-- 
Tom
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