[PATCH v3 07/10] configs: fu540: Add config file for U-boot SPL

[Anup Patel]

On Fri, Jan 24, 2020 at 12:21 PM Jagan Teki <jagan at amarulasolutions.com> wrote:
>
> On Fri, Jan 24, 2020 at 11:21 AM Pragnesh Patel
> <pragnesh.patel at sifive.com> wrote:
> >
> > With sifive_fu540_spl_defconfig:
> >
> > U-Boot SPL will be loaded by ZSBL from SD card (replace fsbl.bin with
> > u-boot-spl.bin) and runs in L2 LIM in machine mode and then load FIT
> > image u-boot.itb from 1st partition of SD card (replace fw_payload.bin
> > with u-boot.itb) into RAM.
> >
> > U-boot SPL expects u-boot.itb FIT image in the 1st partition of SD
> > card irrespective of GUID
> >
> > Signed-off-by: Pragnesh Patel <pragnesh.patel at sifive.com>
> > ---
>
> I'm thinking we don't need any separate config for SPL. Say if we have
> single config that creates both SPL and U-Boot proper and give
> feasibility to the user to use
> 1) SPL + U-Boot proper
> 2) SiFive SPL + U-Boot proper
>
> We are using a similar approach for other platforms, I guess the same
> will valid here, any comments?

I agree with Jagan.

We can augment all required SPL related config options directly
in sifive_fu540_defconfig but we have to ensure that u-boot.bin
created with updated sifive_fu540_defconfig works fine with
OpenSBI FW_PAYLOAD.

Regards,
Anup