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Re: [PATCH] add armhf/omap



On Sun, Jun 05, 2011 at 08:23:20PM +0200, Hector Oron wrote:
> Hello,
> 
> 2011/6/5 Ben Hutchings <ben@decadent.org.uk>:
> > On Mon, 2011-05-30 at 22:09 +0200, Sebastian Reichel wrote:
> >> [0] http://pkg-n900.alioth.debian.org/kernel/linux-2.6-omap.patch
> >> sha256 24958a765f5291c3a34edd31aeac2ec2a1756d17c2b11389b639ea19d68734be
> 
> > Could you review this, please?  Especially the changes to the common
> > armhf/config.
> 
> --- debian/config/armhf/config  2011-05-30 19:21:33.000000000 +0200
> +++ debian-omap/config/armhf/config     2011-05-25 14:01:47.000000000 +0200
> @@ -5,6 +5,13 @@
>  CONFIG_ATAGS_PROC=y
>  #. Enable floating point unit
>  CONFIG_VFP=y
> +CONFIG_VFPv3=y
> 
> No need this symbol as CONFIG_VFPv3 default y if CPU_V7
> 
> +##
> +## file: arch/arm/mm/Kconfig
> +##
> +CONFIG_CPU_V7=y
> 
> This symbol is not needed as it should be selected by ARCH symbols, i.e.
> http://lxr.linux.no/linux+v2.6.39/arch/arm/mach-omap2/Kconfig#L31
> 
> If some platform being ARMv7 does not select it I would consider it a
> bug on kernel config.

These were meant as "better safe than sorry" options. The kernel
won't be able to boot the system if the default changes.

> +CONFIG_ARM_THUMBEE=y
> 
> THUMBEE selects CPU_V7, but not all ARMv7 support THUMBEE (fact that I
> need to check). Could you consider this symbol for the subarch
> specific configuration part?

sure. I mixed up THUMB2 (which is required by armhf) and THUMBEE.

> Sebastian, which OMAP platforms do you plan to enable?

OMAP3 and OMAP4. Probably OMAP5 can also be added once there is
linux support for it.

If you mean the enabled boards: all. I only checked that all needed
drivers are enabled for Nokia N900 and Pandaboard, though (I only
own these devices).

-- Sebastian

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