diff options
| author | Scott Shawcroft <scott@tannewt.org> | 2020-01-08 20:32:45 -0800 |
|---|---|---|
| committer | Scott Shawcroft <scott@tannewt.org> | 2020-01-17 17:36:08 -0800 |
| commit | 7d8dac9211dab92d750a0351335b4ad3fffc05e2 (patch) | |
| tree | 819d63e5495931042b433e2b67eee9848bf47ec1 /lib | |
| parent | 85c731734a0388c28c8e3895ec1cecd1d9491e0c (diff) | |
Refine iMX RT memory layout and add three boards
Introduces a way to place CircuitPython code and data into
tightly coupled memory (TCM) which is accessible by the CPU in a
single cycle. It also frees up room in the corresponding cache for
intermittent data. Loading from external flash is slow!
The data cache is also now enabled.
Adds support for the iMX RT 1021 chip. Adds three new boards:
* iMX RT 1020 EVK
* iMX RT 1060 EVK
* Teensy 4.0
Related to #2492, #2472 and #2477. Fixes #2475.
Diffstat (limited to 'lib')
| m--------- | lib/tinyusb | 0 |
1 files changed, 0 insertions, 0 deletions
diff --git a/lib/tinyusb b/lib/tinyusb -Subproject dda4c9a94b509238faa7b5ab5b9464c1d2e63ff +Subproject 1f95f439e11f519e69d75a4a8b7b9f28eaf5060 |