Re: [PATCH v3] powerpc: remove dead 440SP code

[Vinod Koul]

On 01-10-26, 17:00, Frank Li wrote:
> On Tue, Sep 01, 2026 at 04:23:41PM +0100, Julian Braha wrote:
> > The 440SP config option can never be enabled, making all references to it
> > dead code.
> >
> > The only board using CONFIG_440SP was IBM LUAN, which was commented out by
> > commit f65573314e4e ("[POWERPC] Re-organize Kconfig code for 4xx in
> > arch/powerpc") then removed by commit ff5f483f3091 ("powerpc: 4xx: remove
> > commented out Kconfig entries").
> >
> > Let's remove support for 440SP, since nobody can be using it anyway.
> >
> > This dead code was found by kconfirm, a static analysis tool for Kconfig.

> >
> > Signed-off-by: Julian Braha <julianbraha@xxxxxxxxx>
> > ---
> 
> Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
> 
> > Changes since v2:
> > - cleaned up preprocessor condition
> >
> > Link to v2:
> > https://lore.kernel.org/all/20260901150645.1199097-1-julianbraha@xxxxxxxxx/
> >
> > Changes since v1:
> > - added historic details to description
> >
> > Link to v1:
> > https://lore.kernel.org/all/20260816125615.985387-1-julianbraha@xxxxxxxxx/
> > ---
> >  arch/powerpc/boot/cuboot-katmai.c   |  2 +-
> >  arch/powerpc/include/asm/async_tx.h |  2 +-
> >  arch/powerpc/include/asm/dcr-regs.h | 10 +++++-----
> >  arch/powerpc/kernel/cpu_specs_44x.h | 12 ------------
> >  arch/powerpc/platforms/44x/Kconfig  |  3 ---
> >  drivers/dma/Kconfig                 |  2 +-
> >  drivers/dma/ppc4xx/adma.c           |  9 ---------
> >  drivers/dma/ppc4xx/adma.h           |  2 +-
> >  drivers/dma/ppc4xx/dma.h            |  9 ---------

Can you send dmaengine only parts please.. or if this goes thru ppc
tree:

Acked-by: Vinod Koul <vkoul@xxxxxxxxxx>

-- 
~Vinod