zmk.git/app/drivers/gpio/Kconfig.mcp23017, branch master ZMK Bluetooth keyboard firmware. feat(drivers): Add mcp23017 driver based on upstream mcp23s17 one. 2021-09-15T00:48:28+00:00 Pete Johanson peter@peterjohanson.com 2021-01-29T03:54:44+00:00 647110e5e5adef98a133f5f65b212110e614309b * Upstream Zephyr has in progress driver, so doing this locally here, until we can move over to that driver. 
* Upstream Zephyr has in progress driver, so doing this locally here,
  until we can move over to that driver.