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SubjectRe: [PATCH 2/3] [ARM] msm: make debugging UART (for DEBUG_LL) configurable
On Mon 2009-06-15 11:30:11, Brian Swetland wrote:
> On Mon, Jun 15, 2009 at 6:20 AM, Pavel Machek<pavel@ucw.cz> wrote:
> > Hi!
> >
> >> Signed-off-by: Brian Swetland <swetland@google.com>
> >> ---
> >>  arch/arm/mach-msm/Kconfig                    |   24 ++++++++++++++++++++++++
> >>  arch/arm/mach-msm/include/mach/debug-macro.S |   25 ++++++++++++++++++-------
> >>  arch/arm/mach-msm/include/mach/msm_iomap.h   |   12 ++++++++++++
> >>  arch/arm/mach-msm/include/mach/uncompress.h  |    7 +++++++
> >>  arch/arm/mach-msm/io.c                       |    3 +++
> >>  5 files changed, 64 insertions(+), 7 deletions(-)
> >
> > I'm not sure if this is appropriate for mainline at this point. It
> > seems like few people have debug cable at this point...
> >
> >> +config MSM_DEBUG_UART
> >> +     int
> >> +     default 1 if MSM_DEBUG_UART1
> >> +     default 2 if MSM_DEBUG_UART2
> >> +     default 3 if MSM_DEBUG_UART3
> >
> > ...and those that do, have it at fixed uart, no?
>
> Well, I'd like to support the SoC generally, not just Dream -- it's
> used in a bunch of different devices, and there's nothing that forces
> you to use UART3 everywhere (I certainly have seen some 7k hardware
> that uses UART1 as the debug serial port).

Aha, ok, I guess that should go to the changelog. (Nice bonus would be
if it was automatically/correctly set up when user selects machine
type... Actually, how does that work if you support few boards with
same kernel...?)



Pavel
--
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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