Age | Commit message (Collapse) | Author | |
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2014-11-14 | tegra124: i2c: Reset the controller when there's an error. | Gabe Black | |
This is the only way to clear the error bits in the controller. Without clearing them, every future transaction will look like it failed. BUG=chrome-os-partner:27220 TEST=Built and booted on nyan with the TPM frequency turned up to 400 KHz. BRANCH=None Original-Change-Id: Ib654e60ec3039ad9f5f96aa7288d3d877e5c843a Original-Signed-off-by: Gabe Black <gabeblack@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/191811 Original-Reviewed-by: Tom Warren <twarren@nvidia.com> Original-Reviewed-by: Gabe Black <gabeblack@chromium.org> Original-Commit-Queue: Gabe Black <gabeblack@chromium.org> Original-Tested-by: Gabe Black <gabeblack@chromium.org> (cherry picked from commit 7b19a095652f1561590dcca922b9f8c308d7de9d) Signed-off-by: Marc Jones <marc.jones@se-eng.com> Change-Id: I301b6694cc521601b618973de891e4ed44c6a97d Reviewed-on: http://review.coreboot.org/7460 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Tested-by: build bot (Jenkins) | |||
2014-08-19 | tegra124: Implement the tegra i2c driver. | Gabe Black | |
This uses the packet mode of the controller since that allows transfering more data at a time. Change-Id: I8329e5f915123cb55464fc28f7df9f9037b0446d Signed-off-by: Gabe Black <gabeblack@google.com> Reviewed-on: https://chromium-review.googlesource.com/172402 Reviewed-by: Ronald Minnich <rminnich@chromium.org> Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-by: David Hendricks <dhendrix@chromium.org> Tested-by: Gabe Black <gabeblack@chromium.org> Commit-Queue: Gabe Black <gabeblack@chromium.org> (cherry picked from commit 4444cd626a55c8c2486cda6ac9cfece4e53dd0d3) Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com> Reviewed-on: http://review.coreboot.org/6703 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com> |