[PATCH 1/2] arm64: dts: uDPU: update partition table

[Robert Marko]

On Mon, Mar 21, 2022 at 2:41 PM Pali Rohár <pali at kernel.org> wrote:
>
> On Monday 21 March 2022 13:17:27 Robert Marko wrote:
> > Partition currently called "uboot" does not only contain U-boot, but
> > rather it contains TF-A, U-boot and U-boot environment.
> >
> > So, to avoid accidentally deleting the U-boot environment which is
> > located at 0x180000 split the partition.
> >
> > "uboot" is not the correct name as you can't boot these boards with U-boot
> > only, TF-A must be present as well, so rename the "uboot" partition to
> > "firmware".
> >
> > While we are here, describe the NOR node as "spi-flash at 0" instead of
> > "m25p80 at 0" which is the old SPI-NOR driver name.
> >
> > Signed-off-by: Robert Marko <robert.marko at sartura.hr>
> > ---
> >  arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts | 13 +++++++++----
> >  1 file changed, 9 insertions(+), 4 deletions(-)
>
> FYI, U-Boot now contains copy of kernel's A3720 DTS files, so you should
> send same patch also to U-Boot project.

I am working on uDPU fixes for U-boot as well so it will get synced as
part of the series.
Regards,
Robert
>
> > diff --git a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
> > index 95d46e8d081c..ac64949bb53e 100644
> > --- a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
> > +++ b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
> > @@ -99,7 +99,7 @@ &spi0 {
> >       pinctrl-names = "default";
> >       pinctrl-0 = <&spi_quad_pins>;
> >
> > -     m25p80 at 0 {
> > +     spi-flash at 0 {
> >               compatible = "jedec,spi-nor";
> >               reg = <0>;
> >               spi-max-frequency = <54000000>;
> > @@ -108,10 +108,15 @@ partitions {
> >                       compatible = "fixed-partitions";
> >                       #address-cells = <1>;
> >                       #size-cells = <1>;
> > -                     /* only bootloader is located on the SPI */
> > +
> >                       partition at 0 {
> > -                             label = "uboot";
> > -                             reg = <0 0x400000>;
> > +                             label = "firmware";
> > +                             reg = <0x0 0x180000>;
> > +                     };
> > +
> > +                     partition at 180000 {
> > +                             label = "u-boot-env";
> > +                             reg = <0x180000 0x10000>;
> >                       };
> >               };
> >       };
> > --
> > 2.35.1
> >



-- 
Robert Marko
Staff Embedded Linux Engineer
Sartura Ltd.
Lendavska ulica 16a
10000 Zagreb, Croatia
Email: robert.marko at sartura.hr
Web: www.sartura.hr