gpio: Add support for Intel LJCA USB GPIO driver

This patch implements the GPIO function of Intel USB-I2C/GPIO/SPI adapter
device named "La Jolla Cove Adapter" (LJCA). It communicate with LJCA
GPIO module with specific protocol through interfaces exported by LJCA USB
driver.

Signed-off-by: Ye Xiang <xiang.ye@intel.com>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20230225140118.2037220-3-xiang.ye@intel.com
This commit is contained in:
Ye Xiang 2023-02-25 22:01:15 +08:00 • committed by Lee Jones
commit c5a4b6fd31
3 changed files with 467 additions and 0 deletions