[U-Boot] [PATCH v3 0/6] arm: mvf600: Add Freescale Vybrid MVF600 CPU and MVF600TWR board support

Wang Huan-B18965 B18965 at freescale.com
Tue May 28 10:59:36 CEST 2013


Hi, benoit,

> > > > On Tuesday, May 21, 2013 11:02:55 AM, Alison Wang wrote:
> > > > > This series contain the support for Freescale Vybrid MVF600 CPU
> > > > > and MVF600TWR board.
> > > > >
> > > > > Vybird devices are built on an asymmetrical-multiprocessing
> > > > > architecture using ARM cores. The families in the Vybrid
> > portfolio
> > > > > span entry-level, single core Cortex-A class SoCs all the way
> to
> > > > > dual heterogeneous core SoCs with multiple communication and
> > > > > connectivity
> > > > options.
> > > > >
> > > > > Part of the Vybrid platform, MVF600 is a dual-core eMPU
> > > > > combining the ARM Cortex A5 and Cortex M4 cores.
> > > > >
> > > > > MVF600 shares some IPs with i.MX family, such as
> > > > > FEC,ESDHC,WATCHDOG,I2C,ASRC and ESAI.
> > > > > MVF600 also shares some IPs with ColdFire family, such as eDMA
> > and DSPI.
> > > > > MVF600 still has its own IPs, such as PIT,SAI,UART,QSPI and DCU.
> > > > >
> > > > > More documents for this soc can be found at:
> > > > >
> > http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=VF6
> > > > > xx&f
> > > > > srch=1&sr=5
> > > > >
> http://www.freescale.com/webapp/sps/site/homepage.jsp?code=VYBRI
> > > > > D
> > > >
> > > > I have a question about the naming of this SoC. On Freescale's
> > > > website, it is VF6xx everywhere, but you add a leading M
> (_M_VF600).
> > > > Is it because you are using an internal SoC name known only by
> > > > Freescale and different from the marketing SoC name, or is this M
> > > > from the part number, or will the marketing SoC name change later,
> > or some other reason? Please clarify.
> > > > U-Boot users must be able to identify a SoC and to find
> > > > information about it easily.
> > > [Alison Wang] We always use the name "MVF600" in the internal
> > > development. We will check it with marketing team, and confirm it.
> > > Thanks.
> >
> > OK. You should also check for each part of the code in this patch set
> > if it is specific to the (M)VF600 or common to all (M)VF6xx SoCs. In
> > the latter case, the names in the code should be changed to either
> > (m)vf6xx or (m)vf6, just like U-Boot uses "mx5" to mean i.MX5xx. The
> > naming for your Linux patches should also preferably be the same as
> in
> > U-Boot in order to avoid confusion for users.
> [Alison Wang] We usually named the Powerpc(before QorIQ) as MPC and
> ColdFire as MCF, So we generally named the Vybrid as MVF.
> We had some internal discussion for this, and we think we should use VF
> instead of MVF, we will follow the internal suggestions to name the soc
> as VF610. Thanks for your comments.
> We have no detail spec for other vf6xx chips so far, so from technical
> side we can only make sure current code in this patch set is work for
> VF610. So we'll use VF610 instead of vf6xx.
>
[Alison Wang] Do you have any comments about the SoC name? I'd like to send out the next version patch set based on the new SoC name vf610. Thanks.


Best Regards,
Alison Wang



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