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From: jon-hunter@ti.com (Jon Hunter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 02/14] ARM: OMAP: counter-32k: Select the CR register offset using the IP scheme.
Date: Mon, 9 Jul 2012 18:52:21 -0500	[thread overview]
Message-ID: <4FFB6EB5.8020306@ti.com> (raw)
In-Reply-To: <873950x4ng.fsf@ti.com>


On 07/09/2012 11:47 AM, Kevin Hilman wrote:
> Santosh Shilimkar <santosh.shilimkar@ti.com> writes:
> 
>> From: R Sricharan <r.sricharan@ti.com>
>>
>> OMAP socs has a legacy and a highlander version of the
>> 32k sync counter IP. The register offsets vary between the
>> highlander and the legacy scheme. So use the 'SCHEME'
>> bits(30-31) of the revision register to distinguish between
>> the two versions and choose the CR register offset accordingly.
> 
> Do these scheme bits exist on *all* OMAPs?  including OMAP1?

By the way, I believe that for early devices only the lower 8-bits were
used and the upper bits return 0. For OMAP5912 I read 0x00000010 from
the REV register and so this change should be safe for OMAP1 devices.

Cheers
Jon

  parent reply	other threads:[~2012-07-09 23:52 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-06  9:21 [PATCH v2 00/14] ARM: OMAP5: Add minimal OMAP5 SOC support Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 01/14] ARM: OMAP2+: Move stubbed secure_sram_reserve function to a common.c and call it __weak Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 02/14] ARM: OMAP: counter-32k: Select the CR register offset using the IP scheme Santosh Shilimkar
2012-07-09  8:50   ` Vaibhav Hiremath
2012-07-09 10:42     ` Shilimkar, Santosh
2012-07-10  6:41       ` Hiremath, Vaibhav
2012-07-10  7:12         ` Shilimkar, Santosh
2012-07-10  7:25           ` Hiremath, Vaibhav
2012-07-09 16:47   ` Kevin Hilman
2012-07-09 23:21     ` Jon Hunter
2012-07-10  5:50       ` Shilimkar, Santosh
2012-07-09 23:52     ` Jon Hunter [this message]
2012-07-06  9:21 ` [PATCH v2 03/14] ARM: OMAP5: id: Add cpu id for ES versions Santosh Shilimkar
2012-11-02 10:03   ` Roger Quadros
2012-11-06 18:18     ` Tony Lindgren
2012-07-06  9:21 ` [PATCH v2 04/14] ARM: OMAP5: Add minimal support for OMAP5430 SOC Santosh Shilimkar
2012-07-09  8:50   ` Vaibhav Hiremath
2012-07-09 10:39     ` Shilimkar, Santosh
2012-07-10  5:57       ` Hiremath, Vaibhav
2012-07-10  6:06         ` Shilimkar, Santosh
2012-07-10  6:11           ` Hiremath, Vaibhav
2012-07-09 13:11     ` Tony Lindgren
2012-07-09 13:25       ` Tony Lindgren
2012-07-09 13:26         ` Shilimkar, Santosh
2012-07-09 14:26           ` Shilimkar, Santosh
2012-07-10  6:25       ` Hiremath, Vaibhav
2012-07-10  8:18         ` Tony Lindgren
2012-07-10  8:30           ` Hiremath, Vaibhav
2012-07-10  8:37             ` Tony Lindgren
2012-08-15 22:26       ` Paul Walmsley
2012-08-16  8:39         ` Tony Lindgren
2012-08-16  9:36         ` Hiremath, Vaibhav
2012-07-06  9:21 ` [PATCH v2 05/14] ARM: OMAP5: timer: Add clocksource, clockevent support Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 06/14] ARM: OMAP5: gpmc: Update gpmc_init() Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 07/14] ARM: OMAP5: l3: Add l3 error handler support for omap5 Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 08/14] ARM: OMAP5: Add the WakeupGen IP updates Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 09/14] ARM: OMAP5: Add SMP support Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 10/14] ARM: omap2+: board-generic: clean up the irq data from board file Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 11/14] ARM: OMAP5: board-generic: Add device tree support Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 12/14] arm/dts: OMAP5: Add omap5 dts files Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 13/14] ARM: OMAP5: Add the build support Santosh Shilimkar
2012-07-06  9:21 ` [PATCH v2 14/14] ARM: Kconfig update to support additional GPIOs in OMAP5 Santosh Shilimkar
2012-07-06 12:36 ` [PATCH v2 00/14] ARM: OMAP5: Add minimal OMAP5 SOC support Tony Lindgren
2012-07-06 12:47   ` Shilimkar, Santosh

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