get_timing_param_ps
err = get_timing_param_ps(devbus, node, "devbus,badr-skew-ps",
err = get_timing_param_ps(devbus, node, "devbus,turn-off-ps",
err = get_timing_param_ps(devbus, node, "devbus,acc-first-ps",
err = get_timing_param_ps(devbus, node, "devbus,acc-next-ps",
err = get_timing_param_ps(devbus, node, "devbus,rd-setup-ps",
err = get_timing_param_ps(devbus, node, "devbus,rd-hold-ps",
err = get_timing_param_ps(devbus, node, "devbus,ale-wr-ps",
err = get_timing_param_ps(devbus, node, "devbus,wr-low-ps",
err = get_timing_param_ps(devbus, node, "devbus,wr-high-ps",