[PATCH 5/5] riscv: select OF_HAS_PRIOR_STAGE by default if SBI is enabled

Yao Zi ziyao at disroot.org
Thu Mar 6 13:40:23 CET 2025


On Thu, Mar 06, 2025 at 07:09:06PM +0800, Leo Liang wrote:
> On Thu, Feb 27, 2025 at 02:47:33PM +0000, Yao Zi wrote:
> > Availability of RISC-V SBI service implies a prior stage exists. As SBI
> > firmware usually passes a FDT to the loaded program, let's select
> > OF_HAS_PRIOR_STAGE if SBI is enabled.
> > 
> > With previously added fallback version of board_fdt_blob_setup, S-Mode
> > RISC-V ports use the SBI-provided FDT by default. This covers the most
> > common usecase, where a SPL (probably the U-Boot one) selects proper
> > devicetree, loads SBI and U-Boot then invokes SBI with the devicetree.
> > 
> > Signed-off-by: Yao Zi <ziyao at disroot.org>
> > Reviewed-by: Leo Yu-Chi Liang <ycliang at andestech.com>
> > ---
> >  arch/riscv/Kconfig | 1 +
> >  1 file changed, 1 insertion(+)
> 
> Hi Yao,
> 
> This patch would fail some of the CI tests.
> I will take other patches from this patchset first,
> and could you take a look at the CI tests issue ?
> (https://source.denx.de/u-boot/custodians/u-boot-riscv/-/jobs/1049827)

Sure, will have a check later.

> Best regards,
> Leo

Thanks,
Yao Zi


More information about the U-Boot mailing list