mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-05 20:54:31 +00:00
f1683aa73c
This allows us to use the same DRAM init function on all archs. Add a dummy function for arc, which does not use DRAM init here. Signed-off-by: Simon Glass <sjg@chromium.org> [trini: Dummy function on nios2] Signed-off-by: Tom Rini <trini@konsulko.com>
42 lines
789 B
C
42 lines
789 B
C
/*
|
|
* (C) Copyright 2000-2003
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*
|
|
* Copyright (C) 2012 Freescale Semiconductor, Inc. All Rights Reserved.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/immap.h>
|
|
#include <asm/io.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int checkboard (void) {
|
|
puts ("Board: ");
|
|
puts ("Freescale MCF5272C3 EVB\n");
|
|
return 0;
|
|
};
|
|
|
|
int dram_init(void)
|
|
{
|
|
sdramctrl_t * sdp = (sdramctrl_t *)(MMAP_SDRAM);
|
|
|
|
out_be16(&sdp->sdram_sdtr, 0xf539);
|
|
out_be16(&sdp->sdram_sdcr, 0x4211);
|
|
|
|
/* Dummy write to start SDRAM */
|
|
*((volatile unsigned long *)0) = 0;
|
|
|
|
gd->ram_size = CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
|
|
|
|
return 0;
|
|
};
|
|
|
|
int testdram (void) {
|
|
/* TODO: XXX XXX XXX */
|
|
printf ("DRAM test not implemented!\n");
|
|
|
|
return (0);
|
|
}
|