HW_LOCK_RESOURCE_GPIO
lm_hw_lock(pdev, HW_LOCK_RESOURCE_GPIO, TRUE);
lm_hw_unlock(pdev, HW_LOCK_RESOURCE_GPIO);
lm_hw_lock(pdev, HW_LOCK_RESOURCE_GPIO, TRUE);
lm_hw_unlock(pdev, HW_LOCK_RESOURCE_GPIO);
lm_hw_lock(pdev, HW_LOCK_RESOURCE_GPIO, TRUE);
lm_hw_unlock(pdev, HW_LOCK_RESOURCE_GPIO);
lm_hw_lock(pdev, HW_LOCK_RESOURCE_GPIO, TRUE); // The GPIO lock is used for SPIO as well!
lm_hw_unlock(pdev, HW_LOCK_RESOURCE_GPIO);