xref: /netbsd-src/sys/arch/powerpc/ibm4xx/ibm4xx_autoconf.c (revision 36cc5934272a805aaf7bb57ea8f9fff0003dd45c)
1 /*	$NetBSD: ibm4xx_autoconf.c,v 1.17 2021/03/29 13:40:21 rin Exp $	*/
2 /*	Original Tag: ibm4xxgpx_autoconf.c,v 1.2 2004/10/23 17:12:22 thorpej Exp $	*/
3 
4 /*
5  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
6  * Copyright (C) 1995, 1996 TooLs GmbH.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *	This product includes software developed by TooLs GmbH.
20  * 4. The name of TooLs GmbH may not be used to endorse or promote products
21  *    derived from this software without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
28  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
29  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
30  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
31  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
32  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 #include <sys/cdefs.h>
36 __KERNEL_RCSID(0, "$NetBSD: ibm4xx_autoconf.c,v 1.17 2021/03/29 13:40:21 rin Exp $");
37 
38 #include <sys/param.h>
39 #include <sys/conf.h>
40 #include <sys/device.h>
41 #include <sys/systm.h>
42 #include <sys/cpu.h>
43 
44 #include <net/if.h>
45 #include <net/if_ether.h>
46 
47 #include <powerpc/ibm4xx/cpu.h>
48 #include <powerpc/ibm4xx/dev/comopbvar.h>
49 #include <powerpc/ibm4xx/dev/opbvar.h>
50 
51 void
cpu_rootconf(void)52 cpu_rootconf(void)
53 {
54 
55 	rootconf();
56 }
57 
58 void
ibm4xx_device_register(device_t dev,void * aux,int com_freq)59 ibm4xx_device_register(device_t dev, void *aux, int com_freq)
60 {
61 	device_t parent = device_parent(dev);
62 
63 	if (device_is_a(dev, "com") && device_is_a(parent, "opb")) {
64 		/* Set the frequency of the on-chip UART. */
65 		com_opb_device_register(dev, com_freq);
66 		return;
67 	}
68 
69 	if (device_is_a(dev, "emac") && device_is_a(parent, "opb")) {
70 		/* Set the mac-address of the on-chip Ethernet. */
71 		struct opb_attach_args *oaa = aux;
72 
73 		if (oaa->opb_instance < 10) {
74 			prop_dictionary_t dict = device_properties(dev);
75 			prop_data_t pd;
76 			prop_number_t pn;
77 			unsigned char prop_name[15];
78 
79 			snprintf(prop_name, sizeof(prop_name),
80 			    "emac%d-mac-addr", oaa->opb_instance);
81 			pd = prop_dictionary_get(board_properties, prop_name);
82 			if (pd == NULL) {
83 				printf("WARNING: unable to get mac-addr "
84 				    "property from board properties\n");
85 				return;
86 			}
87 			if (prop_dictionary_set(dict, "mac-address", pd) ==
88 			    false)
89 				printf("WARNING: unable to set mac-address "
90 				    "property for %s\n", device_xname(dev));
91 
92 			snprintf(prop_name, sizeof(prop_name),
93 			    "emac%d-mii-phy", oaa->opb_instance);
94 			pn = prop_dictionary_get(board_properties, prop_name);
95 			if (pn != NULL)
96 				prop_dictionary_set_uint32(dict, "mii-phy",
97 				    prop_number_integer_value(pn));
98 		}
99 		return;
100 	}
101 }
102