···8181If none are set then the event clock defaults to ``CLOCK_MONOTONIC``.8282The ``GPIO_V2_LINE_FLAG_EVENT_CLOCK_HTE`` flag requires supporting hardware8383and a kernel with ``CONFIG_HTE`` set. Requesting HTE from a device that8484-doesn't support it is an error (**EOPNOTSUP**).8484+doesn't support it is an error (**EOPNOTSUPP**).85858686The :c:type:`debounce_period_us<gpio_v2_line_attribute>` attribute may only8787be applied to lines with ``GPIO_V2_LINE_FLAG_INPUT`` set. When set, debounce