Messages in this thread | | | From | Geert Uytterhoeven <> | Date | Wed, 20 Jan 2021 09:21:53 +0100 | Subject | Re: [PATCH v4] drivers/soc/litex: Add restart handler |
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Hi Anup,
On Tue, Jan 19, 2021 at 9:18 AM Anup Patel <anup@brainfault.org> wrote: > On Tue, Jan 19, 2021 at 1:40 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote: > > Let the LiteX SoC Controller register a restart handler, which resets > > the LiteX SoC by writing 1 to CSR_CTRL_RESET_ADDR. > > > > Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> > > We have SBI System Reset Extension (SRST) in upcoming > SBI v0.3 spec. Using this SBI extension, you will not require a > dedicated reboot driver for various projects such as Linux kernel, > U-Boot, EDK2, FreeBSD kernel, etc. > > The OpenSBI v0.9 (released yesterday) already has SBI SRST > extension implemented so we will just need platform hooks for > LiteX. > > The Linux support for SRST extension is already available on > LKML so far no comments: https://lkml.org/lkml/2020/11/25/6
Thanks, that would cover RISC-V. But what about other users of LiteX, like openrisc and powerpc?
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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