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SubjectRe: [PATCH] ARM: dts: nuvoton: Fix flash layout
Ofer,

Can you check why u-boot doesn't work with SD cards?

On Mon, Feb 22, 2021 at 11:27 AM Anton Kachalov <gmouse@google.com> wrote:
>
> Hi, Tom.
>
> Yes, I'm using it for testing on real hardware.
>
> BTW. Recent u-boot doesn't work with SD cards. The card doesn't
> detect. The last working version was this one:
>
> https://github.com/Nuvoton-Israel/nuvoton-info/tree/master/npcm7xx-poleg/evaluation-board/sw_deliverables/npcm7xx_v2.3
>
> However, u-boot from igps repo:
>
> https://github.com/Nuvoton-Israel/igps/tree/master/ImageGeneration/versions
>
> Has issues too. It doesn't allow me to read more than 4k bytes once at
> a time. Thus, to flash the stuff I have manually read chunks from the
> SD-card: fat load doesn't work at all and I write that data in raw
> partition.
>
> On Sun, 21 Feb 2021 at 17:40, Tomer Maimon <tmaimon77@gmail.com> wrote:
> >
> > Hi Benjamin and Anton,
> >
> > Sorry for the late reply,
> >
> > The EVB FIU0-CS0 partitioning is used for testing the EVB and this is why it is different than the OpenBMC flash layout.
> >
> >
> >
> > Are you using the NPCM7XX EVB for OpenBMC? if yes we can consider to modify the flash partition to OpenBMC use.
> >
> >
> > On Thu, 18 Feb 2021 at 19:11, Benjamin Fair <benjaminfair@google.com> wrote:
> >>
> >> On Thu, 18 Feb 2021 at 04:42, <gmouse@google.com> wrote:
> >> >
> >> > From: "Anton D. Kachalov" <gmouse@google.com>
> >> >
> >> > This change satisfy OpenBMC requirements for flash layout.
> >> >
> >> > Signed-off-by: Anton D. Kachalov <gmouse@google.com>
> >> > ---
> >> > arch/arm/boot/dts/nuvoton-npcm750-evb.dts | 28 +++++++----------------
> >> > 1 file changed, 8 insertions(+), 20 deletions(-)
> >> >
> >> > diff --git a/arch/arm/boot/dts/nuvoton-npcm750-evb.dts b/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> >> > index bd1eb6ee380f..741c1fee8552 100644
> >> > --- a/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> >> > +++ b/arch/arm/boot/dts/nuvoton-npcm750-evb.dts
> >> > @@ -182,8 +182,8 @@ bbuboot2@80000 {
> >> > reg = <0x0080000 0x80000>;
> >> > read-only;
> >> > };
> >> > - envparam@100000 {
> >> > - label = "env-param";
> >> > + ubootenv@100000 {
> >> > + label = "u-boot-env";
> >> > reg = <0x0100000 0x40000>;
> >> > read-only;
> >> > };
> >> > @@ -195,25 +195,13 @@ kernel@200000 {
> >> > label = "kernel";
> >> > reg = <0x0200000 0x400000>;
> >> > };
> >> > - rootfs@600000 {
> >> > - label = "rootfs";
> >> > - reg = <0x0600000 0x700000>;
> >> > + rofs@780000 {
> >> > + label = "rofs";
> >> > + reg = <0x0780000 0x1680000>;
> >> > };
> >> > - spare1@D00000 {
> >> > - label = "spare1";
> >> > - reg = <0x0D00000 0x200000>;
> >> > - };
> >> > - spare2@0F00000 {
> >> > - label = "spare2";
> >> > - reg = <0x0F00000 0x200000>;
> >> > - };
> >> > - spare3@1100000 {
> >> > - label = "spare3";
> >> > - reg = <0x1100000 0x200000>;
> >> > - };
> >> > - spare4@1300000 {
> >> > - label = "spare4";
> >> > - reg = <0x1300000 0x0>;
> >> > + rwfs@1e00000 {
> >> > + label = "rwfs";
> >> > + reg = <0x1e00000 0x200000>;
> >> > };
> >>
> >> I recommend just including the openbmc-flash-layout.dtsi file here
> >> instead since that contains the common flash layout for most OpenBMC
> >> systems.
> >>
> > Good solution,
> > Do you mean nuvoton-openbmc-flash-layout?
> >>
> >> > };
> >> > };
> >> > --
> >> > 2.30.0.478.g8a0d178c01-goog
> >> >
> >
> >
> > Thanks,
> >
> > Tomer



--
Regards,
Avi

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