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-rw-r--r--board/canmb/canmb.c251
1 files changed, 0 insertions, 251 deletions
diff --git a/board/canmb/canmb.c b/board/canmb/canmb.c
deleted file mode 100644
index 1782b314f8..0000000000
--- a/board/canmb/canmb.c
+++ /dev/null
@@ -1,251 +0,0 @@
-/*
- * (C) Copyright 2005
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2004
- * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <mpc5xxx.h>
-#include <pci.h>
-
-#if defined(CONFIG_MPC5200_DDR)
-#include "mt46v16m16-75.h"
-#else
-#include "mt48lc16m32s2-75.h"
-#endif
-
-#ifndef CFG_RAMBOOT
-static void sdram_start (int hi_addr)
-{
- long hi_addr_bit = hi_addr ? 0x01000000 : 0;
-
- /* unlock mode register */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
-#if SDRAM_DDR
- /* set mode register: extended mode */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE;
- __asm__ volatile ("sync");
-
- /* set mode register: reset DLL */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000;
- __asm__ volatile ("sync");
-#endif
-
- /* precharge all banks */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* auto refresh */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit;
- __asm__ volatile ("sync");
-
- /* set mode register */
- *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE;
- __asm__ volatile ("sync");
-
- /* normal operation */
- *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit;
- __asm__ volatile ("sync");
-}
-#endif
-
-/*
- * ATTENTION: Although partially referenced initdram does NOT make real use
- * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE
- * is something else than 0x00000000.
- */
-
-#if defined(CONFIG_MPC5200)
-long int initdram (int board_type)
-{
- ulong dramsize = 0;
- ulong dramsize2 = 0;
-#ifndef CFG_RAMBOOT
- ulong test1, test2;
-
- /* setup SDRAM chip selects */
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e;/* 2G at 0x0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x80000000;/* disabled */
- __asm__ volatile ("sync");
-
- /* setup config registers */
- *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
- *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
- __asm__ volatile ("sync");
-
-#if SDRAM_DDR
- /* set tap delay */
- *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY;
- __asm__ volatile ("sync");
-#endif
-
- /* find RAM size using SDRAM CS0 only */
- sdram_start(0);
- test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000);
- sdram_start(1);
- test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000);
- if (test1 > test2) {
- sdram_start(0);
- dramsize = test1;
- } else {
- dramsize = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize < (1 << 20)) {
- dramsize = 0;
- }
-
- /* set SDRAM CS0 size according to the amount of RAM found */
- if (dramsize > 0) {
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + __builtin_ffs(dramsize >> 20) - 1;
- } else {
- *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */
- }
-
- /* let SDRAM CS1 start right after CS0 */
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize + 0x0000001e;/* 2G */
-
- /* find RAM size using SDRAM CS1 only */
- if (!dramsize)
- sdram_start(0);
- test2 = test1 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
- if (!dramsize) {
- sdram_start(1);
- test2 = get_ram_size((ulong *)(CFG_SDRAM_BASE + dramsize), 0x80000000);
- }
- if (test1 > test2) {
- sdram_start(0);
- dramsize2 = test1;
- } else {
- dramsize2 = test2;
- }
-
- /* memory smaller than 1MB is impossible */
- if (dramsize2 < (1 << 20)) {
- dramsize2 = 0;
- }
-
- /* set SDRAM CS1 size according to the amount of RAM found */
- if (dramsize2 > 0) {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize
- | (0x13 + __builtin_ffs(dramsize2 >> 20) - 1);
- } else {
- *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */
- }
-
-#else /* CFG_RAMBOOT */
-
- /* retrieve size of memory connected to SDRAM CS0 */
- dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF;
- if (dramsize >= 0x13) {
- dramsize = (1 << (dramsize - 0x13)) << 20;
- } else {
- dramsize = 0;
- }
-
- /* retrieve size of memory connected to SDRAM CS1 */
- dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF;
- if (dramsize2 >= 0x13) {
- dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
- } else {
- dramsize2 = 0;
- }
-
-#endif /* CFG_RAMBOOT */
-
- return dramsize + dramsize2;
-}
-
-#elif defined(CONFIG_MGT5100)
-
-long int initdram (int board_type)
-{
- ulong dramsize = 0;
-#ifndef CFG_RAMBOOT
- ulong test1, test2;
-
- /* setup and enable SDRAM chip selects */
- *(vu_long *)MPC5XXX_SDRAM_START = 0x00000000;
- *(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff;/* 2G */
- *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */
- __asm__ volatile ("sync");
-
- /* setup config registers */
- *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1;
- *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2;
-
- /* address select register */
- *(vu_long *)MPC5XXX_SDRAM_XLBSEL = SDRAM_ADDRSEL;
- __asm__ volatile ("sync");
-
- /* find RAM size */
- sdram_start(0);
- test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000);
- sdram_start(1);
- test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x80000000);
- if (test1 > test2) {
- sdram_start(0);
- dramsize = test1;
- } else {
- dramsize = test2;
- }
-
- /* set SDRAM end address according to size */
- *(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15);
-
-#else /* CFG_RAMBOOT */
-
- /* Retrieve amount of SDRAM available */
- dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15);
-
-#endif /* CFG_RAMBOOT */
-
- return dramsize;
-}
-
-#else
-#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined
-#endif
-
-int checkboard (void)
-{
- puts ("Board: CANMB\n");
- return 0;
-}
-
-int board_early_init_r (void)
-{
- *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
- *(vu_long *)MPC5XXX_BOOTCS_START =
- *(vu_long *)MPC5XXX_CS0_START = START_REG(CFG_FLASH_BASE);
- *(vu_long *)MPC5XXX_BOOTCS_STOP =
- *(vu_long *)MPC5XXX_CS0_STOP = STOP_REG(CFG_FLASH_BASE, CFG_FLASH_SIZE);
- return 0;
-}
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