3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 #include <asm/processor.h>
29 * include common flash code (for esd boards)
31 #include "../common/flash.c"
33 /*-----------------------------------------------------------------------
36 static ulong flash_get_size (vu_long *addr, flash_info_t *info);
37 static void flash_get_offsets (ulong base, flash_info_t *info);
39 /*-----------------------------------------------------------------------
42 unsigned long flash_init (void)
44 unsigned long size_b0;
47 unsigned long base_b0;
49 /* Init: no FLASHes known */
50 for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
51 flash_info[i].flash_id = FLASH_UNKNOWN;
54 /* Static FLASH Bank configuration here - FIXME XXX */
56 size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
58 if (flash_info[0].flash_id == FLASH_UNKNOWN) {
59 printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
60 size_b0, size_b0<<20);
64 flash_get_offsets (-size_b0, &flash_info[0]);
66 /* Re-do sizing to get full correct info */
67 mtdcr(ebccfga, pb0cr);
68 pbcr = mfdcr(ebccfgd);
69 mtdcr(ebccfga, pb0cr);
71 pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17);
73 /* printf("pb1cr = %x\n", pbcr); */
75 /* Monitor protection ON by default */
76 (void)flash_protect(FLAG_PROTECT_SET,
81 flash_info[0].size = size_b0;