1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Motload compatibility for the Emerson/Artesyn MVME7100
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2016 Elettra-Sincrotrone Trieste S.C.p.A.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Author: Alessio Igor Bogani <alessio.bogani@elettra.eu>
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include "ops.h"
11*4882a593Smuzhiyun #include "stdio.h"
12*4882a593Smuzhiyun #include "cuboot.h"
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #define TARGET_86xx
15*4882a593Smuzhiyun #define TARGET_HAS_ETH1
16*4882a593Smuzhiyun #define TARGET_HAS_ETH2
17*4882a593Smuzhiyun #define TARGET_HAS_ETH3
18*4882a593Smuzhiyun #include "ppcboot.h"
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun static bd_t bd;
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun BSS_STACK(16384);
23*4882a593Smuzhiyun
mvme7100_fixups(void)24*4882a593Smuzhiyun static void mvme7100_fixups(void)
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun void *devp;
27*4882a593Smuzhiyun unsigned long busfreq = bd.bi_busfreq * 1000000;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun dt_fixup_cpu_clocks(bd.bi_intfreq * 1000000, busfreq / 4, busfreq);
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun devp = finddevice("/soc@f1000000");
32*4882a593Smuzhiyun if (devp)
33*4882a593Smuzhiyun setprop(devp, "bus-frequency", &busfreq, sizeof(busfreq));
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun devp = finddevice("/soc/serial@4500");
36*4882a593Smuzhiyun if (devp)
37*4882a593Smuzhiyun setprop(devp, "clock-frequency", &busfreq, sizeof(busfreq));
38*4882a593Smuzhiyun
39*4882a593Smuzhiyun dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
42*4882a593Smuzhiyun dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
43*4882a593Smuzhiyun dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
44*4882a593Smuzhiyun dt_fixup_mac_address_by_alias("ethernet3", bd.bi_enet3addr);
45*4882a593Smuzhiyun }
46*4882a593Smuzhiyun
platform_init(unsigned long r3,unsigned long r4,unsigned long r5,unsigned long r6,unsigned long r7)47*4882a593Smuzhiyun void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
48*4882a593Smuzhiyun unsigned long r6, unsigned long r7)
49*4882a593Smuzhiyun {
50*4882a593Smuzhiyun CUBOOT_INIT();
51*4882a593Smuzhiyun fdt_init(_dtb_start);
52*4882a593Smuzhiyun serial_console_init();
53*4882a593Smuzhiyun platform_ops.fixups = mvme7100_fixups;
54*4882a593Smuzhiyun }
55