musb_read_devctl
devctl = musb_read_devctl(musb);
error = readx_poll_timeout(musb_read_devctl, musb, devctl,
devctl = musb_read_devctl(musb);
devctl = musb_read_devctl(musb);
error = readx_poll_timeout(musb_read_devctl, musb, devctl,
devctl = musb_read_devctl(musb);