[PATCH] ARM: tegra: only run PL310 init on systems with one

Olof Johansson olof at lixom.net
Tue Feb 18 23:31:06 EST 2014


On Tue, Feb 18, 2014 at 04:51:58PM -0700, Stephen Warren wrote:
> From: Stephen Warren <swarren at nvidia.com>
> 
> Fix tegra_init_cache() to check whether the system has a PL310 cache
> before touching the PL310 registers. This prevents access to non-existent
> registers on Tegra114 and later.
> 
> Note for stable kernels:
> In <= v3.12, the file to patch is arch/arm/mach-tegra/common.c.
> 
> Cc: <stable at vger.kernel.org> # v3.9+
> Signed-off-by: Stephen Warren <swarren at nvidia.com>
> ---
> Another fix for 3.14

Applied.


-Olof



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