xref: /OK3568_Linux_fs/u-boot/board/cobra5272/cobra5272.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2000-2003
3*4882a593Smuzhiyun  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <common.h>
9*4882a593Smuzhiyun #include <asm/immap.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun DECLARE_GLOBAL_DATA_PTR;
12*4882a593Smuzhiyun 
checkboard(void)13*4882a593Smuzhiyun int checkboard (void)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	puts ("Board: ");
16*4882a593Smuzhiyun 	puts ("senTec COBRA5272 Board\n");
17*4882a593Smuzhiyun 	return 0;
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
dram_init(void)20*4882a593Smuzhiyun int dram_init(void)
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun 	volatile sdramctrl_t *sdp = (sdramctrl_t *) (MMAP_SDRAM);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	sdp->sdram_sdtr = 0xf539;
25*4882a593Smuzhiyun 	sdp->sdram_sdcr = 0x4211;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	/* Dummy write to start SDRAM */
28*4882a593Smuzhiyun 	*((volatile unsigned long *) 0) = 0;
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	return 0;
33*4882a593Smuzhiyun };
34*4882a593Smuzhiyun 
testdram(void)35*4882a593Smuzhiyun int testdram (void)
36*4882a593Smuzhiyun {
37*4882a593Smuzhiyun 	/* TODO: XXX XXX XXX */
38*4882a593Smuzhiyun 	printf ("DRAM test not implemented!\n");
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun 	return (0);
41*4882a593Smuzhiyun }
42