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| author | Alexander Shishkin <virtuoso@slind.org> | 2010-05-11 20:35:17 +0200 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2010-05-20 01:18:59 +0200 |
| commit | e9f59b9c9bc5730152b6a94c47dd90b730a07e35 (patch) | |
| tree | ee00d5f5995a47dbb61d119967b4091a79c45580 /drivers/i2c/busses/i2c-pca-isa.c | |
| parent | omap: i2c: make errata 1.153 workaround a separate function (diff) | |
| download | linux-e9f59b9c9bc5730152b6a94c47dd90b730a07e35.tar.xz linux-e9f59b9c9bc5730152b6a94c47dd90b730a07e35.zip | |
omap: i2c: add a timeout to the busy waiting
The errata 1.153 workaround is busy waiting on XUDF bit in interrupt
context, which may lead to kernel hangs. The problem can be reproduced
by running the bus with wrong (too high) speed.
Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-pca-isa.c')
0 files changed, 0 insertions, 0 deletions