[PATCH 0/14] at91: factorize soc init and switch to early platform
plagnioj at jcrosoft.com
Wed Apr 27 22:41:44 EDT 2011
On 09:13 Thu 28 Apr , Ryan Mallon wrote:
> On 04/26/2011 06:08 AM, Jean-Christophe PLAGNIOL-VILLARD wrote:
> > Hi,
> > The following patch series start to factorize the soc init
> > and switch gpio and timers to early platform
> > diff stat on arm
> > 80 files changed, 1690 insertions(+), 2053 deletions(-)
> I finally had a chance to test this. On our Snapper 9G20 board
> (AT91SAM9G20) the latest linux-next gives me:
> Starting kernel ...
> Uncompressing Linux... done, booting the kernel.
> <5>Linux version 2.6.39-rc4-next-20110427+ (ryan at okiwi) (gcc version 4.4.1 (Sourcery G++ Lite 2010q1-202) ) #850 Thu Apr 28 09:07:43 NZST 2011
> CPU: ARM926EJ-S  revision 5 (ARMv5TEJ), cr=00053177
> CPU: VIVT data cache, VIVT instruction cache
> Machine: Bluewater Systems Snapper 9260/9G20 module
> Memory policy: ECC disabled, Data cache writeback
> <0>Kernel panic - not syncing: Impossible to detect the CPU type
> [<c002fb1c>] (unwind_backtrace+0x0/0xe4) from [<c0230820>] (panic+0x50/0x178)
> [<c0230820>] (panic+0x50/0x178) from [<c000d414>] (at91_initialize+0x18/0x20)
> [<c000d414>] (at91_initialize+0x18/0x20) from [<c000e298>] (snapper9260_map_io+0xc/0x5c)
> [<c000e298>] (snapper9260_map_io+0xc/0x5c) from [<c000d0ec>] (paging_init+0x668/0x728)
> [<c000d0ec>] (paging_init+0x668/0x728) from [<c000b5cc>] (setup_arch+0x39c/0x620)
> [<c000b5cc>] (setup_arch+0x39c/0x620) from [<c000873c>] (start_kernel+0x6c/0x2c8)
> I'll have a better look at this later to see if I can find the problem,
> though I suspect the remapping of the AT91_DBGU location is to blame.
> What platforms have you tested this on?
I already found the issue and fix it
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