Hi Hannes, On 06.02.19 12:49, 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 all boards having CONFIG_SPL_OF_CONTROL enabled are broken > because they cannot bind/probe the boot-media interface during SPL > stage. > Not all boards were broken, only those not having set that property in their proper -u-boot.dtsi or dts file (like am335x-pdu001-u-boot.dtsi).
> This commit introduces the 'am33xx-u-boot.dtsi' which is included with > the auto include mechanism. The am33xx-u-boot-dtsi adds the important > "u-boot,dm-pre-reloc" to the 'ocp bus' (the root bus of almost all > peripherals, at least the bootable ones). > If the new am33xx-u-boot.dtsi file gets include automatically then setting the same property in the board specific dts/dtsi file is redundant. Hence please remove the property from those files (like from am335x-pdu001-u-boot.dtsi) and add those modified files to your patch. Thus we have one single patch fixing this issue. Many thanks! retards Felix > The peripherials (mmc, spi, ...) needed during SPL stage need to be > equipped with the 'u-boot,dm-pre-reloc' in their responsible dts file. > > Signed-off-by: Hannes Schmelzer <hannes.schmel...@br-automation.com> > > --- > > Changes in v2: > - use u-boot,dm-pre-reloc instead u-boot,dm-spl > - add am33xx-u-boot.dtsi instead modifying the am33xx.dtsi > > arch/arm/dts/am33xx-u-boot.dtsi | 11 +++++++++++ > 1 file changed, 11 insertions(+) > create mode 100644 arch/arm/dts/am33xx-u-boot.dtsi > > diff --git a/arch/arm/dts/am33xx-u-boot.dtsi b/arch/arm/dts/am33xx-u-boot.dtsi > new file mode 100644 > index 0000000..78f5e2c > --- /dev/null > +++ b/arch/arm/dts/am33xx-u-boot.dtsi > @@ -0,0 +1,11 @@ > +// SPDX-License-Identifier: GPL-2.0+ > +/* > + * Copyright (C) 2019 B&R Industrial Automation GmbH - > + * https://www.br-automation.com/ > + */ > + > +/ { > + ocp { > + u-boot,dm-pre-reloc; > + }; > +}; > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot