Date: Thu, 10 Apr 2014 06:05:14 +0300 From: "Sulev-Madis Silber (ketas)" <madis555@hot.ee> To: Ian Lepore <ian@FreeBSD.org> Cc: freebsd-arm@FreeBSD.org, Xuebing Wang <xbing6list@gmail.com> Subject: Re: BeagleBone Black: Increase CPU frequency from 800MHz to 1GHz Message-ID: <53460A6A.5080502@hot.ee> In-Reply-To: <1396487123.81853.274.camel@revolution.hippie.lan> References: <533CA68E.1020602@gmail.com> <1396487123.81853.274.camel@revolution.hippie.lan>
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On 2014-04-03 04:05, Ian Lepore wrote: > On Thu, 2014-04-03 at 08:08 +0800, Xuebing Wang wrote: >> Hi community, >> >> I am working on a small project to increase AM335x Cortex-A8 MPU >> frequency from 800MHz to 1GHz. >> >> Would you please point to me which tree should I base my work on? Is it >> current? >> >> I did notice that there is "projects/armv6", svn log under sys/arm/ti >> shows the latest commit is "2012-08-15" >> > > Definitely use -current. That projects branch was where the initial > armv6 work was done long ago, but that was all merged to 10 and has now > evolved into 11-current. > > I think very many Beaglebone users will be interested in your work, > including me! > > -- Ian I worry that I might need heatsink on SoC when running 1GHz... I hope this thing has proper thermal downscaling or other means of protection. At 500MHz and under load, it's already too warm... the thing was sitting on table with SoC side up. The original idea of running it inside enclosed box doesn't seem so good anymore...
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