Add lpc55 USART support#43
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This commits adds the code for the Cortex-M33 architecture. It also adds the possibility to use the Non-Secure alias of the MPU
This commit adds the code for the RP2350 MCU and the RP2350 board that uses that MCU. At the moment, the board supports the following: - UART Console; - Timers; - GPIO with interrupts. It also changes `tock_kernel_layout.ld` because of an apparent bug with arm-none-eabi-objcopy.
This commit changes the `cortex-m33` crate to use `cortex-v7m`, because the v7m is compatible with v8m, and there is no reason to just have 2 crates with the same code.
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Please rebase this upon #46 |
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Pull Request Overview
This pull request adds the initial USART configuration. The driver provides the ability to receive and communicate via USART with the board, along with the usage of process console (via the previously implemented GPIO and Alarm).
Testing Strategy
This pull request was tested by running the hello-c example from libtock-c. While the "Tock" debug message appears on write, the board must be reset for the app to run.
Documentation Updated
/docs, or no updates are required.Formatting
make prepush.