linux-kernel - Re: [PATCH] ARM: dove: fix Dove cpu type from V7 to PJ4

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Date:	Thu, 28 Mar 2013 13:06:54 -0400
From:	Jason Cooper <jason@...edaemon.net>
To:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Cc:	Andrew Lunn <andrew@...n.ch>,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: dove: fix Dove cpu type from V7 to PJ4

On Sat, Mar 23, 2013 at 04:06:51PM +0100, Sebastian Hesselbarth wrote:
> The CPU used in Marvell Dove SoCs is a PJ4 Sheeva core. Using
> CONFIG_CPU_PJ4 instead of CONFIG_CPU_V7 will also allow to enable
> iWMMXt extensions on Dove.
> 
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
> ---
> Cc: Russell King <linux@....linux.org.uk>
> Cc: Jason Cooper <jason@...edaemon.net>
> Cc: Andrew Lunn <andrew@...n.ch>
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-kernel@...r.kernel.org
> ---
>  arch/arm/Kconfig |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Hmmm, I'm getting (with dove_defconfig):

arch/arm/kernel/built-in.o: In function `iwmmxt_do':
/.../arch/arm/kernel/pj4-cp0.c:36: undefined reference to `iwmmxt_task_release'
/.../arch/arm/kernel/pj4-cp0.c:40: undefined reference to `iwmmxt_task_switch'
make: *** [vmlinux] Error 1

thx,

Jason.
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