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11#include <config.h>
12#include <common.h>
13#include <asm/immap.h>
14#include <asm/io.h>
15
16DECLARE_GLOBAL_DATA_PTR;
17
18int checkboard(void)
19{
20 puts("Board: ");
21 puts("Freescale M53017EVB\n");
22 return 0;
23};
24
25phys_size_t initdram(int board_type)
26{
27 sdram_t *sdram = (sdram_t *)(MMAP_SDRAM);
28 u32 dramsize, i;
29
30 dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000;
31
32 for (i = 0x13; i < 0x20; i++) {
33 if (dramsize == (1 << i))
34 break;
35 }
36 i--;
37
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);
41#endif
42 out_be32(&sdram->cfg1, CONFIG_SYS_SDRAM_CFG1);
43 out_be32(&sdram->cfg2, CONFIG_SYS_SDRAM_CFG2);
44
45 udelay(500);
46
47
48 out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
49 asm("nop");
50
51
52 out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
53 out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 4);
54 asm("nop");
55
56
57 out_be32(&sdram->mode, CONFIG_SYS_SDRAM_MODE);
58 asm("nop");
59 out_be32(&sdram->mode, CONFIG_SYS_SDRAM_EMOD);
60 asm("nop");
61
62 out_be32(&sdram->ctrl, CONFIG_SYS_SDRAM_CTRL | 2);
63 asm("nop");
64
65 out_be32(&sdram->ctrl,
66 (CONFIG_SYS_SDRAM_CTRL & ~0x80000000) | 0x10000c00);
67 asm("nop");
68
69 udelay(100);
70
71 return dramsize;
72};
73
74int testdram(void)
75{
76
77 printf("DRAM test not implemented!\n");
78
79 return (0);
80}
81