Add USB pull-up on PA8
authorKeith Packard <keithp@keithp.com>
Thu, 30 Mar 2023 07:42:23 +0000 (00:42 -0700)
committerKeith Packard <keithp@keithp.com>
Thu, 30 Mar 2023 07:42:23 +0000 (00:42 -0700)
The STM31F103 doesn't have any built-in USB pull up
mechanism, so we need to burn a GPIO. Use PA8 as that
was reasonably close on the board and available.

Signed-off-by: Keith Packard <keithp@keithp.com>

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