[PATCH v2 u-boot-mvebu 4/4] arm: mvebu: clearfog: Update eMMC/SD/SATA instructions

Pali Rohár pali at kernel.org
Thu Apr 27 01:44:23 CEST 2023


On Thursday 13 April 2023 22:43:25 Martin Rowe wrote:
> On Thu, 13 Apr 2023 at 20:58, Pali Rohár <pali at kernel.org> wrote:
> >
> > BootROM and neither SPL does not use eMMC boot acknowledgement or boot
> > enable bits in EXT_CSD_PART_CONF eMMC register. And also fixed SATA disk
> > sector 0x141 is not used at all.
> >
> > Signed-off-by: Pali Rohár <pali at kernel.org>
> 
> SPL successfully loads u-boot from the same partition as SPL. SD card
> and UART continue to boot.
> 
> Thanks Pali!
> 
> Tested-by: Martin Rowe <martin.p.rowe at gmail.com>

Ok, is something more needed for this patch series?

> > ---
> >  board/solidrun/clearfog/README | 20 ++++++++++----------
> >  1 file changed, 10 insertions(+), 10 deletions(-)
> >
> > diff --git a/board/solidrun/clearfog/README b/board/solidrun/clearfog/README
> > index ed4a712c5aa2..c86b37061a30 100644
> > --- a/board/solidrun/clearfog/README
> > +++ b/board/solidrun/clearfog/README
> > @@ -1,7 +1,7 @@
> >  Update from original Marvell U-Boot to mainline U-Boot:
> >  -------------------------------------------------------
> >
> > -Generate the U-Boot image with these commands:
> > +Generate the U-Boot image for eMMC/SD with these commands:
> >
> >  $ make clearfog_defconfig
> >  $ make
> > @@ -9,7 +9,7 @@ $ make
> >  The resulting image including the SPL binary with the
> >  full DDR setup is "u-boot-with-spl.kwb".
> >
> > -Now all you need to do is copy this image on a SD card.
> > +Now all you need to do is copy this image on a SD card's sector 1.
> >  For example with this command:
> >
> >  $ sudo dd if=u-boot-with-spl.kwb of=/dev/sdX bs=512 seek=1
> > @@ -20,12 +20,6 @@ of "/dev/sdX" here!
> >  Install U-Boot on eMMC:
> >  -----------------------
> >
> > -To make SPL load the main U-Boot image from the eMMC boot partition enable
> > -eMMC boot acknowledgement and boot partition with the following U-Boot
> > -command:
> > -
> > -  mmc partconf 0 1 1 0
> > -
> >  Install U-Boot on eMMC boot partition from Linux running on Clearfog:
> >
> >    echo 0 > /sys/block/mmcblk0boot0/force_ro
> > @@ -37,8 +31,14 @@ Consider initial boot from UART (see below).
> >  Install U-Boot on SATA:
> >  -----------------------
> >
> > -When loading the main U-Boot image from raw SATA sector, set
> > -CONFIG_SPL_SATA_RAW_U_BOOT_SECTOR to 0x141.
> > +Generate the U-Boot image for SATA with these commands:
> > +
> > +$ make clearfog_sata_defconfig
> > +$ make
> > +
> > +Copy image on a SATA disk's sector 1:
> > +
> > +$ sudo dd if=u-boot-with-spl.kwb of=/dev/sdX bs=512 seek=1
> >
> >  Boot selection:
> >  ---------------
> > --
> > 2.20.1
> >


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