diff options
Diffstat (limited to 'arch/powerpc/boot/ep8248e.c')
-rw-r--r-- | arch/powerpc/boot/ep8248e.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/arch/powerpc/boot/ep8248e.c b/arch/powerpc/boot/ep8248e.c new file mode 100644 index 000000000000..f57d14d0272b --- /dev/null +++ b/arch/powerpc/boot/ep8248e.c | |||
@@ -0,0 +1,55 @@ | |||
1 | /* | ||
2 | * Embedded Planet EP8248E with PlanetCore firmware | ||
3 | * | ||
4 | * Author: Scott Wood <scottwood@freescale.com> | ||
5 | * | ||
6 | * Copyright (c) 2007 Freescale Semiconductor, Inc. | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify it | ||
9 | * under the terms of the GNU General Public License version 2 as published | ||
10 | * by the Free Software Foundation. | ||
11 | */ | ||
12 | |||
13 | #include "ops.h" | ||
14 | #include "stdio.h" | ||
15 | #include "planetcore.h" | ||
16 | #include "pq2.h" | ||
17 | |||
18 | static char *table; | ||
19 | static u64 mem_size; | ||
20 | |||
21 | #include <io.h> | ||
22 | |||
23 | static void platform_fixups(void) | ||
24 | { | ||
25 | u64 val; | ||
26 | |||
27 | dt_fixup_memory(0, mem_size); | ||
28 | planetcore_set_mac_addrs(table); | ||
29 | |||
30 | if (!planetcore_get_decimal(table, PLANETCORE_KEY_CRYSTAL_HZ, &val)) { | ||
31 | printf("No PlanetCore crystal frequency key.\r\n"); | ||
32 | return; | ||
33 | } | ||
34 | |||
35 | pq2_fixup_clocks(val); | ||
36 | } | ||
37 | |||
38 | void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, | ||
39 | unsigned long r6, unsigned long r7) | ||
40 | { | ||
41 | table = (char *)r3; | ||
42 | planetcore_prepare_table(table); | ||
43 | |||
44 | if (!planetcore_get_decimal(table, PLANETCORE_KEY_MB_RAM, &mem_size)) | ||
45 | return; | ||
46 | |||
47 | mem_size *= 1024 * 1024; | ||
48 | simple_alloc_init(_end, mem_size - (unsigned long)_end, 32, 64); | ||
49 | |||
50 | fdt_init(_dtb_start); | ||
51 | |||
52 | planetcore_set_stdout_path(table); | ||
53 | serial_console_init(); | ||
54 | platform_ops.fixups = platform_fixups; | ||
55 | } | ||