| commit | c1a676dfa2fa25fb9ec77c92ebe3ff580648b6ac | [log] [tgz] |
|---|---|---|
| author | Felix Radensky <felix@embedded-sol.com> | Wed Aug 12 08:57:39 2009 +0300 |
| committer | Kumar Gala <galak@kernel.crashing.org> | Thu Dec 10 21:11:08 2009 -0600 |
| tree | 748ab9277c1d78cc83c27dd040722c681bcda7dc | |
| parent | 78331aded913d76c7ff996a1a0747d54b057460b [diff] |
powerpc/85xx: Workaround MPC8572/MPC8536 GPIO 1 errata. On MPC8572 and MPC8536 the status of GPIO pins configured as output cannot be determined by reading GPDAT register. Workaround by reading the status of input pins from GPDAT and the status of output pins from a shadow register. Signed-off-by: Felix Radensky <felix@embedded-sol.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>