From: sebastian.hesselbarth@gmail.com (Sebastian Hesselbarth)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] ARM: dts: berlin2q: add the Marvell Armada 1500 pro (BG2Q) device tree
Date: Thu, 13 Mar 2014 10:17:04 +0000 [thread overview]
Message-ID: <532185A0.3020007@gmail.com> (raw)
In-Reply-To: <20140313100838.GA4418@piout.net>
On 03/13/2014 10:08 AM, Alexandre Belloni wrote:
> On 13/03/2014 at 09:56:48 +0000, Sebastian Hesselbarth wrote :
>> On 03/12/2014 12:22 PM, Alexandre Belloni wrote:
>>>
>>> The 25MHz crystal is on the board, please move it to the board dts.
>>
>> If you can confirm that sysmgr clock comes directly from this crystal,
>> I agree. If it is fed into a pll and can possibly be modified or gated,
>> make it depend on a 25MHz board crystal. If 25MHz is the only option
>> for this clock input, I could also live with it being part of the SoC
>> description.
>>
>
> Yeah, after more discussion, the 25 MHz crystl is the only option and it
> is fed to an oscillator that generate the reference clock for the PLLs.
> It is probably fine to let it in the dtsi.
>
Fine, I am planing to do more work on Berlin and especially clocks next
cycle. So most of the fixed-clocks will vanish anyway.
BTW, back at ELCE/ARM summit I successfully enabled SMP for berlin2.
I'll dig that patch out for you to re-test on Quad-core bg2q.
Sebastian
WARNING: multiple messages have this Message-ID (diff)
From: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
To: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Cc: "Antoine Ténart" <antoine.tenart@free-electrons.com>,
zmxu@marvell.com, jszhang@marvell.com,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/2] ARM: dts: berlin2q: add the Marvell Armada 1500 pro (BG2Q) device tree
Date: Thu, 13 Mar 2014 10:17:04 +0000 [thread overview]
Message-ID: <532185A0.3020007@gmail.com> (raw)
In-Reply-To: <20140313100838.GA4418@piout.net>
On 03/13/2014 10:08 AM, Alexandre Belloni wrote:
> On 13/03/2014 at 09:56:48 +0000, Sebastian Hesselbarth wrote :
>> On 03/12/2014 12:22 PM, Alexandre Belloni wrote:
>>>
>>> The 25MHz crystal is on the board, please move it to the board dts.
>>
>> If you can confirm that sysmgr clock comes directly from this crystal,
>> I agree. If it is fed into a pll and can possibly be modified or gated,
>> make it depend on a 25MHz board crystal. If 25MHz is the only option
>> for this clock input, I could also live with it being part of the SoC
>> description.
>>
>
> Yeah, after more discussion, the 25 MHz crystl is the only option and it
> is fed to an oscillator that generate the reference clock for the PLLs.
> It is probably fine to let it in the dtsi.
>
Fine, I am planing to do more work on Berlin and especially clocks next
cycle. So most of the fixed-clocks will vanish anyway.
BTW, back at ELCE/ARM summit I successfully enabled SMP for berlin2.
I'll dig that patch out for you to re-test on Quad-core bg2q.
Sebastian
next prev parent reply other threads:[~2014-03-13 10:17 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-12 11:06 [PATCH 0/2] ARM: add initial support for the Marvell BG2-Q DMP Antoine Ténart
2014-03-12 11:06 ` Antoine Ténart
2014-03-12 11:06 ` [PATCH 1/2] ARM: dts: berlin2q: add the Marvell Armada 1500 pro (BG2Q) device tree Antoine Ténart
2014-03-12 11:06 ` Antoine Ténart
2014-03-12 12:22 ` Alexandre Belloni
2014-03-12 12:22 ` Alexandre Belloni
2014-03-13 9:56 ` Sebastian Hesselbarth
2014-03-13 9:56 ` Sebastian Hesselbarth
2014-03-13 10:08 ` Alexandre Belloni
2014-03-13 10:08 ` Alexandre Belloni
2014-03-13 10:17 ` Sebastian Hesselbarth [this message]
2014-03-13 10:17 ` Sebastian Hesselbarth
2014-03-13 10:27 ` Antoine Ténart
2014-03-13 10:27 ` Antoine Ténart
2014-03-13 10:05 ` Sebastian Hesselbarth
2014-03-13 10:05 ` Sebastian Hesselbarth
2014-03-13 10:43 ` Alexandre Belloni
2014-03-13 10:43 ` Alexandre Belloni
2014-03-13 11:02 ` Jisheng Zhang
2014-03-13 11:02 ` Jisheng Zhang
2014-03-12 11:06 ` [PATCH 2/2] ARM: dts: berlin2q: add the Marvell BG2-Q DMP " Antoine Ténart
2014-03-12 11:06 ` Antoine Ténart
2014-03-12 11:20 ` Arnd Bergmann
2014-03-12 11:20 ` Arnd Bergmann
2014-03-12 11:30 ` Antoine Ténart
2014-03-12 11:30 ` Antoine Ténart
2014-03-12 12:04 ` Jisheng Zhang
2014-03-12 12:04 ` Jisheng Zhang
2014-03-12 12:37 ` Andrew Lunn
2014-03-12 12:37 ` Andrew Lunn
2014-03-12 12:44 ` Jisheng Zhang
2014-03-12 12:44 ` Jisheng Zhang
2014-03-13 10:08 ` Sebastian Hesselbarth
2014-03-13 10:08 ` Sebastian Hesselbarth
2014-03-12 11:35 ` [PATCH 0/2] ARM: add initial support for the Marvell BG2-Q DMP Alexandre Belloni
2014-03-12 11:35 ` Alexandre Belloni
2014-03-13 9:51 ` Sebastian Hesselbarth
2014-03-13 9:51 ` Sebastian Hesselbarth
2014-03-13 9:56 ` Alexandre Belloni
2014-03-13 9:56 ` Alexandre Belloni
2014-03-13 10:35 ` Antoine Ténart
2014-03-13 10:35 ` Antoine Ténart
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