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From: haojian.zhuang@linaro.org (Haojian Zhuang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 03/11] clocksource: sp804: add device tree support
Date: Wed, 13 Mar 2013 23:25:42 +0800
Message-ID: <CAD6h2NR+SC4cN5cBzHUNBfDQ1=x8Rbn3C4AizNyy562iMjyU6A@mail.gmail.com> (raw)
In-Reply-To: <1363188238.3100.95.camel@hornet>

On 13 March 2013 23:23, Pawel Moll <pawel.moll@arm.com> wrote:
> On Wed, 2013-03-13 at 14:17 +0000, Rob Herring wrote:
>> How about:
>>
>> 1 irq - TIMINT1
>> 2 irqs w/ same source # - TIMINTC
>> 2 irqs w/ different source # - TIMINT1 and TIMINT2
>
> On Wed, 2013-03-13 at 15:11 +0000, Haojian Zhuang wrote:
>> What's the scenario that we must use TIMINTC? TIMINT1 & TIMINT2 are
>> already enough on these two TIMERs. If we really needn't TIMINTC, we
>> need to support it. Since it's over-designed.
>>
>> If TIMINT1 & TIMINT2 aren't routed, and only TIMINTC is routed. It's another
>> case. We can consider it as replacement of TIMINT1.
>
> Just a thought... How to describe a SP804 with only TIMINT2 wired up?
>
> Pawe?
>
>
There's no difference on TIMINTC is only used to replace TIMINT1 or TIMINT2.
We only need to tell sp804 driver which timer is using irq, and the irq number.

  reply index

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-13  5:05 [PATCH v3 00/11] add hisilicon SoC support Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 01/11] clocksource: move sp timer driver Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 02/11] clocksource: select USE_OF by default Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 03/11] clocksource: sp804: add device tree support Haojian Zhuang
2013-03-13 11:05   ` Pawel Moll
2013-03-13 11:37     ` Haojian Zhuang
2013-03-13 11:41       ` Pawel Moll
2013-03-13 14:17     ` Rob Herring
2013-03-13 14:42       ` Pawel Moll
2013-03-13 14:51         ` Rob Herring
2013-03-13 14:55           ` Pawel Moll
2013-03-13 15:11             ` Haojian Zhuang
2013-03-13 15:23               ` Pawel Moll
2013-03-13 15:25                 ` Haojian Zhuang [this message]
2013-03-13 15:29                   ` Pawel Moll
2013-03-13 15:39                     ` Rob Herring
2013-03-13 15:41                       ` Pawel Moll
2013-03-13 15:44                         ` Haojian Zhuang
2013-03-13 15:42                     ` Haojian Zhuang
2013-03-13 15:49                       ` Pawel Moll
2013-03-13 16:35                         ` Arnd Bergmann
2013-03-13 16:41                           ` Pawel Moll
2013-03-15 12:20       ` Russell King - ARM Linux
2013-03-13  5:05 ` [PATCH v3 04/11] ARM: integrator: use clocksource_of_init for sp804 Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 05/11] ARM: highbank: " Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 06/11] ARM: vexpress: " Haojian Zhuang
2013-03-13 11:10   ` Pawel Moll
2013-03-13 11:42     ` Haojian Zhuang
2013-03-13 11:46       ` Pawel Moll
2013-03-13 12:21         ` Haojian Zhuang
2013-03-13 14:48           ` Pawel Moll
2013-03-13 15:01             ` Haojian Zhuang
2013-03-13 15:19               ` Pawel Moll
2013-03-13 15:59                 ` Haojian Zhuang
2013-03-13 16:28                   ` Pawel Moll
2013-03-13 16:32                   ` Rob Herring
2013-03-15 12:34                     ` Russell King - ARM Linux
2013-03-15 12:58                       ` Pawel Moll
2013-03-15 18:10                         ` Russell King - ARM Linux
2013-03-13  5:05 ` [PATCH v3 07/11] ARM: debug: support debug ll on hisilicon soc Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 08/11] clk: hi3xxx: add clock support Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 09/11] ARM: hi3xxx: add board support with device tree Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 10/11] ARM: hi3xxx: enable hi4511 " Haojian Zhuang
2013-03-13  5:05 ` [PATCH v3 11/11] ARM: config: append arch hi3xxx into multi defconfig Haojian Zhuang

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