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71030319ec
Add a SPI driver which can receive and process commands, and provide responses using the message interface. BUG=chromium-os:28925 TEST=build on daisy and discovery; run on daisy Change-Id: I286da803b85640525607de6c4d41f0629f7006dc Signed-off-by: Simon Glass <sjg@chromium.org>
- EC Lib
This wraps Blizzard driverlib and implements the EC chip interface defined
by Google. See below diagram for architecture.
+--------------------+
| Host BIOS/OS |
+--------------------+
---- host interface ----
+--------------------+
| Google EC features |
+--------------------+
---- chip interface ---- The interface is defined in
src/platform/ec/chip_interface/*.
+--------------------+ But the real implementation is in EC Lib.
| EC Lib |
+--------------------+
| Blizzard low level |
| driver, the |
| driverlib. |
+--------------------+