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ARM: tegra: Fix hang on reboot
authorSimon Glass <sjg@chromium.org>
Thu, 17 Feb 2011 16:13:57 +0000 (08:13 -0800)
committerColin Cross <ccross@android.com>
Mon, 21 Feb 2011 04:04:16 +0000 (20:04 -0800)
This seems to be a regression in 2.6.37.

We cannot use writel() here since the resulting wmb() calls l2x0_cache_sync()
which uses a spinlock and L1 cache may be off at this point.

http://lists.infradead.org/pipermail/linux-arm-kernel/2011-February/041909.html

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Colin Cross <ccross@android.com>

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