RP2040 PIO #23
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RP2040 PIO #23
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Some pico-sdk drivers call a panic function, originally implemented as part of the Pico's C runtime. This commit adds a Zephyr compatible implementation of panic, so that those drivers could be compiled with Zephyr. Signed-off-by: Yonatan Schachter <[email protected]>
Enable DMA driver. Add the path of the DMA driver header into include paths. `hardware_claim` is depends by DMA driver, also enable it. Signed-off-by: TOKITA Hiroshi <[email protected]>
Adding RaspberryPi Pico DMA driver. Signed-off-by: TOKITA Hiroshi <[email protected]>
Added a generic driver for RaspberryPi Pico PIO. This driver is an intermediate driver for abstracting the PIO device driver from physical pin configuration. Signed-off-by: TOKITA Hiroshi <[email protected]> Signed-off-by: Yonatan Schachter <[email protected]> Signed-off-by: Ionut Catalin Pavel <[email protected]>
Implements a UART driver using PIO. Both PIOs are supported. Only polling API is supported. Only 8N1 mode is supported. Signed-off-by: Yonatan Schachter <[email protected]>
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This PR should probably be closed. ZMK is now based on Zephyr 3.5, which includes these changes. I doubt the 3.2 branch will be touched any more. |
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Cherry pick everything from upstream that's needed for PIO uart.