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git.ipfire.org Git - people/ms/u-boot.git/blob - board/freescale/m5208evbe/m5208evbe.c
2 * (C) Copyright 2000-2003
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * Copyright (C) 2004-2008, 2012 Freescale Semiconductor, Inc.
6 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
8 * SPDX-License-Identifier: GPL-2.0+
13 #include <asm/immap.h>
16 DECLARE_GLOBAL_DATA_PTR
;
21 puts("Freescale M5208EVBe\n");
27 sdram_t
*sdram
= (sdram_t
*)(MMAP_SDRAM
);
30 dramsize
= CONFIG_SYS_SDRAM_SIZE
* 0x100000;
32 for (i
= 0x13; i
< 0x20; i
++) {
33 if (dramsize
== (1 << i
))
38 out_be32(&sdram
->cs0
, CONFIG_SYS_SDRAM_BASE
| i
);
39 #ifdef CONFIG_SYS_SDRAM_BASE1
40 out_be32(&sdram
->cs1
, CONFIG_SYS_SDRAM_BASE
| i
);
42 out_be32(&sdram
->cfg1
, CONFIG_SYS_SDRAM_CFG1
);
43 out_be32(&sdram
->cfg2
, CONFIG_SYS_SDRAM_CFG2
);
48 out_be32(&sdram
->ctrl
, CONFIG_SYS_SDRAM_CTRL
| 2);
51 /* Perform two refresh cycles */
52 out_be32(&sdram
->ctrl
, CONFIG_SYS_SDRAM_CTRL
| 4);
53 out_be32(&sdram
->ctrl
, CONFIG_SYS_SDRAM_CTRL
| 4);
57 out_be32(&sdram
->mode
, CONFIG_SYS_SDRAM_MODE
);
59 out_be32(&sdram
->mode
, CONFIG_SYS_SDRAM_EMOD
);
62 out_be32(&sdram
->ctrl
, CONFIG_SYS_SDRAM_CTRL
| 2);
65 out_be32(&sdram
->ctrl
,
66 (CONFIG_SYS_SDRAM_CTRL
& ~0x80000000) | 0x10000F00);
71 gd
->ram_size
= dramsize
;
78 /* TODO: XXX XXX XXX */
79 printf("DRAM test not implemented!\n");