From: Wolfgang Grandegger <wg@grandegger.com>
To: Felix Radensky <felix@embedded-sol.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: I2C bus clock on MPC85XX systems
Date: Tue, 22 Dec 2009 20:20:51 +0100 [thread overview]
Message-ID: <4B311C13.6010903@grandegger.com> (raw)
In-Reply-To: <4B3118A9.6000704@embedded-sol.com>
Hi Felix,
Felix Radensky wrote:
> Hi, Wolfgang
>
> Wolfgang Grandegger wrote:
[snip]
>> The trees provided by Freescale are usually based on older kernel
>> version. Borrow from such trees is OK, but the project developers should
>> use a recent kernel version for development.
>>
>
> I was talking about modern vanilla kernels for Freescale reference
> boards. See, for example
> http://lxr.linux.no/#linux+v2.6.32/arch/powerpc/boot/dts/mpc8536ds.dts
Only a few boards use these new properties to set a reasonable I2C
clock. But I agree, adding "clock-frequency = <100000>;" would make it
more obvious to the users how to define a proper frequency.
Wolfgang.
prev parent reply other threads:[~2009-12-22 19:21 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-22 15:38 I2C bus clock on MPC85XX systems Felix Radensky
2009-12-22 16:18 ` Wolfgang Grandegger
2009-12-22 18:16 ` Felix Radensky
2009-12-22 18:40 ` Wolfgang Grandegger
2009-12-22 19:06 ` Felix Radensky
2009-12-22 19:20 ` Wolfgang Grandegger [this message]
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