mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-27 05:23:34 +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>
119 lines
2.6 KiB
C
119 lines
2.6 KiB
C
/*
|
|
* (C) Copyright 2008 Stefan Roese <sr@denx.de>, DENX Software Engineering
|
|
*
|
|
* Copyright (C) 2006 Micronas GmbH
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <netdev.h>
|
|
#include <asm/mipsregs.h>
|
|
#include "vct.h"
|
|
|
|
#if defined(CONFIG_VCT_PREMIUM)
|
|
#define BOARD_NAME "PremiumD"
|
|
#elif defined(CONFIG_VCT_PLATINUM)
|
|
#define BOARD_NAME "PlatinumD"
|
|
#elif defined(CONFIG_VCT_PLATINUMAVC)
|
|
#define BOARD_NAME "PlatinumAVC"
|
|
#else
|
|
#error "vct: No board variant defined!"
|
|
#endif
|
|
|
|
#if defined(CONFIG_VCT_ONENAND)
|
|
#define BOARD_NAME_ADD " OneNAND"
|
|
#else
|
|
#define BOARD_NAME_ADD " NOR"
|
|
#endif
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
/*
|
|
* First initialize the PIN mulitplexing
|
|
*/
|
|
vct_pin_mux_initialize();
|
|
|
|
/*
|
|
* Init the EBI very early so that FLASH can be accessed
|
|
*/
|
|
ebi_initialize();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void _machine_restart(void)
|
|
{
|
|
reg_write(DCGU_EN_WDT_RESET(DCGU_BASE), DCGU_MAGIC_WDT);
|
|
reg_write(WDT_TORR(WDT_BASE), 0x00);
|
|
reg_write(WDT_CR(WDT_BASE), 0x1D);
|
|
|
|
/*
|
|
* Now wait for the watchdog to trigger the reset
|
|
*/
|
|
udelay(1000000);
|
|
}
|
|
|
|
/*
|
|
* SDRAM is already configured by the bootstrap code, only return the
|
|
* auto-detected size here
|
|
*/
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
|
|
CONFIG_SYS_MBYTES_SDRAM << 20);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int checkboard(void)
|
|
{
|
|
char buf[64];
|
|
int i = getenv_f("serial#", buf, sizeof(buf));
|
|
u32 config0 = read_c0_prid();
|
|
|
|
if ((config0 & 0xff0000) == PRID_COMP_LEGACY
|
|
&& (config0 & 0xff00) == PRID_IMP_LX4280) {
|
|
puts("Board: MDED \n");
|
|
printf("CPU: LX4280 id: 0x%02x, rev: 0x%02x\n",
|
|
(config0 >> 8) & 0xFF, config0 & 0xFF);
|
|
} else if ((config0 & 0xff0000) == PRID_COMP_MIPS
|
|
&& (config0 & 0xff00) == PRID_IMP_VGC) {
|
|
u32 jedec_id = *((u32 *) 0xBEBC71A0);
|
|
if ((((jedec_id) >> 12) & 0xFF) == 0x40) {
|
|
puts("Board: VGCA \n");
|
|
} else if ((((jedec_id) >> 12) & 0xFF) == 0x48
|
|
|| (((jedec_id) >> 12) & 0xFF) == 0x49) {
|
|
puts("Board: VGCB \n");
|
|
}
|
|
printf("CPU: MIPS 4K id: 0x%02x, rev: 0x%02x\n",
|
|
(config0 >> 8) & 0xFF, config0 & 0xFF);
|
|
} else if (config0 == 0x19378) {
|
|
printf("CPU: MIPS 24K id: 0x%02x, rev: 0x%02x\n",
|
|
(config0 >> 8) & 0xFF, config0 & 0xFF);
|
|
} else {
|
|
printf("Unsupported cpu %d, proc_id=0x%x\n", config0 >> 24,
|
|
config0);
|
|
}
|
|
|
|
printf("Board: Micronas VCT " BOARD_NAME BOARD_NAME_ADD);
|
|
if (i > 0) {
|
|
puts(", serial# ");
|
|
puts(buf);
|
|
}
|
|
putc('\n');
|
|
|
|
return 0;
|
|
}
|
|
|
|
int board_eth_init(bd_t *bis)
|
|
{
|
|
int rc = 0;
|
|
#ifdef CONFIG_SMC911X
|
|
rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
|
|
#endif
|
|
return rc;
|
|
}
|