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8d8f894b SR |
1 | /* |
2 | * (C) Copyright 2001 | |
3 | * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com | |
4 | * | |
1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
8d8f894b SR |
6 | */ |
7 | ||
8 | #include <common.h> | |
b36df561 | 9 | /*#include <asm/ppc4xx.h>*/ |
8d8f894b SR |
10 | #include <asm/processor.h> |
11 | ||
12 | /* | |
13 | * include common flash code (for esd boards) | |
14 | */ | |
15 | #include "../common/flash.c" | |
16 | ||
17 | /*----------------------------------------------------------------------- | |
18 | * Functions | |
19 | */ | |
20 | static ulong flash_get_size (vu_long * addr, flash_info_t * info); | |
21 | static void flash_get_offsets (ulong base, flash_info_t * info); | |
22 | ||
23 | /*----------------------------------------------------------------------- | |
24 | */ | |
25 | ||
26 | unsigned long flash_init (void) | |
27 | { | |
28 | unsigned long size_b0; | |
29 | int i; | |
30 | ||
31 | /* Init: no FLASHes known */ | |
6d0f6bcf | 32 | for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { |
8d8f894b SR |
33 | flash_info[i].flash_id = FLASH_UNKNOWN; |
34 | } | |
35 | ||
36 | /* Static FLASH Bank configuration here - FIXME XXX */ | |
37 | ||
6d0f6bcf | 38 | size_b0 = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE, &flash_info[0]); |
8d8f894b SR |
39 | |
40 | if (flash_info[0].flash_id == FLASH_UNKNOWN) { | |
41 | printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", | |
42 | size_b0, size_b0<<20); | |
43 | } | |
44 | ||
45 | /* Setup offsets */ | |
46 | flash_get_offsets (-size_b0, &flash_info[0]); | |
47 | ||
48 | /* test-only: todo: Re-do sizing to get full correct info */ | |
49 | ||
50 | /* Monitor protection ON by default */ | |
51 | (void)flash_protect(FLAG_PROTECT_SET, | |
6d0f6bcf JCPV |
52 | CONFIG_SYS_FLASH_BASE, |
53 | CONFIG_SYS_FLASH_BASE+CONFIG_SYS_MONITOR_LEN-1, | |
8d8f894b SR |
54 | &flash_info[0]); |
55 | ||
56 | flash_info[0].size = size_b0; | |
57 | ||
58 | return (size_b0); | |
59 | } |