1 /* $OpenBSD: omcm.c,v 1.3 2022/04/06 18:59:26 naddy Exp $ */ 2 /* 3 * Copyright (c) 2020 Mark Kettenis <kettenis@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <sys/param.h> 19 #include <sys/device.h> 20 21 #include <machine/fdt.h> 22 23 #include <dev/ofw/openfirm.h> 24 25 #include <arm/simplebus/simplebusvar.h> 26 27 struct omcm_softc { 28 struct simplebus_softc sc_bus; 29 }; 30 31 int omcm_match(struct device *, void *, void *); 32 void omcm_attach(struct device *, struct device *, void *); 33 34 const struct cfattach omcm_ca = { 35 sizeof(struct omcm_softc), omcm_match, omcm_attach 36 }; 37 38 struct cfdriver omcm_cd = { 39 NULL, "omcm", DV_DULL 40 }; 41 42 int 43 omcm_match(struct device *parent, void *cfdata, void *aux) 44 { 45 struct fdt_attach_args *faa = aux; 46 47 return OF_is_compatible(faa->fa_node, "ti,omap4-cm"); 48 } 49 50 void 51 omcm_attach(struct device *parent, struct device *self, void *aux) 52 { 53 struct omcm_softc *sc = (struct omcm_softc *)self; 54 struct fdt_attach_args *faa = aux; 55 56 simplebus_attach(parent, &sc->sc_bus.sc_dev, faa); 57 } 58