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      1 /*	$NetBSD: epockbd_clpssoc.c,v 1.1 2013/04/28 12:11:25 kiyohara Exp $	*/
      2 /*
      3  * Copyright (c) 2013 KIYOHARA Takashi
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     19  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     23  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     24  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     25  * POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 #include <sys/cdefs.h>
     28 __KERNEL_RCSID(0, "$NetBSD: epockbd_clpssoc.c,v 1.1 2013/04/28 12:11:25 kiyohara Exp $");
     29 
     30 #include <sys/param.h>
     31 #include <sys/bus.h>
     32 #include <sys/device.h>
     33 #include <sys/errno.h>
     34 
     35 #include <arm/clps711x/clps711xreg.h>
     36 #include <arm/clps711x/clpssocvar.h>
     37 #include <epoc32/dev/epockbdvar.h>
     38 
     39 #include "locators.h"
     40 
     41 static int epockbd_clpssoc_match(device_t, cfdata_t, void *);
     42 static void epockbd_clpssoc_attach(device_t, device_t, void *);
     43 
     44 CFATTACH_DECL_NEW(epockbd_clpssoc, sizeof(struct epockbd_softc),
     45     epockbd_clpssoc_match, epockbd_clpssoc_attach, NULL, NULL);
     46 
     47 static int
     48 epockbd_clpssoc_match(device_t parent, cfdata_t match, void *aux)
     49 {
     50 
     51 	return 1;
     52 }
     53 
     54 static void
     55 epockbd_clpssoc_attach(device_t parent, device_t self, void *aux)
     56 {
     57 	struct epockbd_softc *sc = device_private(self);
     58 	struct clpssoc_attach_args *aa = aux;
     59 	bus_space_tag_t iot = aa->aa_iot;
     60 	bus_space_handle_t ioh = *aa->aa_ioh;
     61 
     62 	sc->sc_dev = self;
     63 	sc->sc_kbd_ncolumn = 8;
     64 	sc->sc_kbd_nrow = 7;
     65 	if (bus_space_subregion(iot, ioh, PS711X_SYSCON, sizeof(uint32_t),
     66 							&sc->sc_scanh) != 0) {
     67 		aprint_error_dev(self, "can't map scan registers\n");
     68 		return;
     69 	}
     70 	if (bus_space_subregion(iot, ioh, PS711X_PADR, sizeof(uint32_t),
     71 							&sc->sc_datah) != 0) {
     72 		aprint_error_dev(self, "can't map data registers\n");
     73 		return;
     74 	}
     75 	sc->sc_scant = iot;
     76 	sc->sc_datat = iot;
     77 
     78 	epockbd_attach(sc);
     79 }
     80