Re: [PATCH 1/7] [POWERPC] sysdev: implement FSL GTM support

[Kumar Gala <galak@kernel.crashing.org>]

On May 23, 2008, at 11:38 AM, Anton Vorontsov wrote:

> GTM stands for General-purpose Timers Module and able to generate
> timer{1,2,3,4} interrupts. These timers are used by the drivers that
> need time precise interrupts (like for USB transactions scheduling for
> the Freescale USB Host controller as found in some QE and CPM chips),
> or these timers could be used as wakeup events from the CPU deep-sleep
> mode.
>
> Things unimplemented:
> 1. Cascaded (32 bit) timers (1-2, 3-4).
>   This is straightforward to implement when needed, two timers should
>   be marked as "requested" and configured as appropriate.
> 2. Super-cascaded (64 bit) timers (1-2-3-4).
>   This is also straightforward to implement when needed, all timers
>   should be marked as "requested" and configured as appropriate.
>
> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
> ---
> Documentation/powerpc/booting-without-of.txt |   32 ++
> arch/powerpc/Kconfig                         |    6 +
> arch/powerpc/sysdev/Makefile                 |    1 +
> arch/powerpc/sysdev/fsl_gtm.c                |  434 +++++++++++++++++ 
> +++++++++
> include/asm-powerpc/fsl_gtm.h                |   47 +++
> 5 files changed, 520 insertions(+), 0 deletions(-)
> create mode 100644 arch/powerpc/sysdev/fsl_gtm.c
> create mode 100644 include/asm-powerpc/fsl_gtm.h


applied.

- k