[PATCH v2 0/6] mtd: nand: raw: Collected improvements

Alexander Dahl ada at thorsis.com
Mon Apr 15 08:13:25 CEST 2024


Hello Dario,

Am Sun, Apr 14, 2024 at 03:41:38PM +0200 schrieb Dario Binacchi:
> Hi Alexander,
> 
> On Wed, Mar 20, 2024 at 10:02 AM Alexander Dahl <ada at thorsis.com> wrote:
> >
> > Hello everyone,
> >
> > while working on NAND flash support for a custom board based on the at91
> > SAM9X60 SoC I stumbled over some issues in the raw nand subsystem.
> >
> > Four of six patches are minor fixes.
> >
> > Patch 4 introduces a new subcommand for the new atmel nand controller
> > driver.  Patch 6 introduces a new subcommand for the nand command to
> > override ONFI timing mode.  Both are are for debugging purposes only and
> > thus optional, and need to be enabled through menu.  Both helped me a
> > lot when investigating issues.
> >
> > Series is based on upstream next branch, but should also apply to master
> > cleanly.
> >
> > Greets
> > Alex
> >
> > v1:
> >
> > Link: https://lore.kernel.org/u-boot/20240307091014.39796-1-ada@thorsis.com/T/#t
> >
> > v2:
> >
> > - rebased on recent next
> > - collected tags
> > - improved patch 4 after feedback from Mihai
> > - added new patch 5 with another help text fix
> > - added new patch 6 with a new debug command
> > - reworded cover letter
> >
> > See per patch changes in patches for more detailed changes.
> >
> > Alexander Dahl (6):
> >   mtd: nand: raw: Use macro nand_to_mtd() where appropriate
> >   mtd: nand: raw: Port another option flag from Linux
> >   mtd: nand: raw: Fix (most) Kconfig indentation
> >   mtd: nand: raw: atmel: Introduce optional debug commands
> >   mtd: nand: raw: atmel: Fix comment in timings preparation
> >   cmd: nand: Add new optional sub-command 'onfi'
> >
> >  cmd/Kconfig                                  |  10 +
> >  cmd/nand.c                                   |  61 ++++
> >  drivers/mtd/nand/raw/Kconfig                 | 115 +++----
> >  drivers/mtd/nand/raw/atmel/nand-controller.c | 299 ++++++++++++++++++-
> >  drivers/mtd/nand/raw/nand_base.c             |   8 +-
> >  include/linux/mtd/rawnand.h                  |   8 +
> >  6 files changed, 441 insertions(+), 60 deletions(-)
> >
> >
> > base-commit: f048104999db28d49362201eaebfc91adb14f47c
> > --
> > 2.39.2
> >
> Applied to nand-next the first 4 patches.
> For the others, we will conduct further testing before applying them.

Thanks so far.  :-)

I have another fix for the atmel raw nand driver, which I forgot to
send with this series.  I could add it to v3.  Or should I send it
separately?

Greets
Alex


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