[PATCH 08/13] ARM: OMAP5: Add the WakeupGen IP updates.

Santosh Shilimkar santosh.shilimkar at ti.com
Thu May 10 07:52:28 EDT 2012


On Thursday 10 May 2012 05:18 PM, Roger Quadros wrote:
> On 05/10/2012 02:42 PM, Shilimkar, Santosh wrote:
>> On Thu, May 10, 2012 at 5:06 PM, Roger Quadros <rogerq at ti.com> wrote:
>>> Hi,
>>>
>>> On 05/03/2012 10:26 AM, R Sricharan wrote:
>>>> From: Santosh Shilimkar <santosh.shilimkar at ti.com>
>>>>
>>>> OMAP4 and OMAP5 share same WakeupGen IP with below few udpates on OMAP5.
>>>> - Additional 32 interrupt support is added w.r.t OMAP4 design.
>>>> - The AUX CORE boot registers are now made accessible from non-secure SW.
>>>> - SAR offset are changed and PTMSYNC* registers are removed from SAR.
>>>>
>>>> Patch updates the WakeupGen code accordingly.
>>>>
>>>> Signed-off-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
>>>> Signed-off-by: R Sricharan <r.sricharan at ti.com>
>>>> ---
>>>>  arch/arm/mach-omap2/include/mach/omap-wakeupgen.h |    6 +
>>>>  arch/arm/mach-omap2/omap-hotplug.c                |   24 ++++-
>>>>  arch/arm/mach-omap2/omap-smp.c                    |   19 +++-
>>>>  arch/arm/mach-omap2/omap-wakeupgen.c              |  110 +++++++++++++++-----
>>>>  arch/arm/mach-omap2/omap4-sar-layout.h            |   12 ++-
>>>>  5 files changed, 135 insertions(+), 36 deletions(-)
>>>>
>>>> diff --git a/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h
>>>> index 548de90..4d700bc 100644
>>>> --- a/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h
>>>> +++ b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h
>>>> @@ -11,15 +11,20 @@
>>>>  #ifndef OMAP_ARCH_WAKEUPGEN_H
>>>>  #define OMAP_ARCH_WAKEUPGEN_H
>>>>
>>>> +/* OMAP4 and OMAP5 has same base address */
>>>> +#define OMAP_WKUPGEN_BASE                    0x48281000
>>>
>>> unnecessary change, why don't you just use OMAP44XX_WKUPGEN_BASE or
>>> define this in the same header as OMAP44XX_WKUPGEN_BASE?
>>>
>> Just to avoid confusion about OMAP44XX and OMAP54XX. It's cleaner to
>> remove the OMAP44XX reference if the base is generic and not depend
>> on OMAP4/5.
>>
>> It's not un-necessary change as such.
>>
> 
> OK, is OMAP_WKUPGEN_BASE applicable for OMAPs prior to OMAP4? If not the
> naming scheme does not look appropriate.
> 
It's IP exist on OMAP4/5 and future OMAPs, no name is
fine. Btw, if you go on that route you will too many examples
of non appropriate names.

Regards
Santosh



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