summaryrefslogtreecommitdiff
path: root/board/mpc8540eval/mpc8540eval.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/mpc8540eval/mpc8540eval.c')
-rw-r--r--board/mpc8540eval/mpc8540eval.c230
1 files changed, 0 insertions, 230 deletions
diff --git a/board/mpc8540eval/mpc8540eval.c b/board/mpc8540eval/mpc8540eval.c
deleted file mode 100644
index 054d644..0000000
--- a/board/mpc8540eval/mpc8540eval.c
+++ /dev/null
@@ -1,230 +0,0 @@
-/*
- * (C) Copyright 2002,2003, Motorola Inc.
- * Xianghua Xiao, (X.Xiao@motorola.com)
- *
- * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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 <netdev.h>
-#include <asm/processor.h>
-#include <asm/mmu.h>
-#include <asm/immap_85xx.h>
-#include <asm/fsl_ddr_sdram.h>
-#include <spd_sdram.h>
-
-long int fixed_sdram (void);
-
-int board_pre_init (void)
-{
-#if defined(CONFIG_PCI)
- volatile ccsr_pcix_t *pci = (void *)(CONFIG_SYS_MPC85xx_PCIX_ADDR);
-
- pci->peer &= 0xffffffdf; /* disable master abort */
-#endif
- return 0;
-}
-
-int checkboard (void)
-{
- sys_info_t sysinfo;
-
- get_sys_info (&sysinfo);
-
- printf ("Board: Freescale MPC8540EVAL Board\n");
- printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor[0] / 1000000);
- printf ("\tCCB: %lu MHz\n", sysinfo.freqSystemBus / 1000000);
- printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000);
- if((CONFIG_SYS_LBC_LCRR & 0x0f) == 2 || (CONFIG_SYS_LBC_LCRR & 0x0f) == 4 \
- || (CONFIG_SYS_LBC_LCRR & 0x0f) == 8) {
- printf ("\tLBC: %lu MHz\n",
- sysinfo.freqSystemBus / 1000000/(CONFIG_SYS_LBC_LCRR & 0x0f));
- } else {
- printf("\tLBC: unknown\n");
- }
- printf("L1 D-cache 32KB, L1 I-cache 32KB enabled.\n");
- return (0);
-}
-
-phys_size_t initdram (int board_type)
-{
- long dram_size = 0;
-
-#if !defined(CONFIG_RAM_AS_FLASH)
- volatile fsl_lbc_t *lbc = LBC_BASE_ADDR;
- sys_info_t sysinfo;
- uint temp_lbcdll = 0;
-#endif
-#if !defined(CONFIG_RAM_AS_FLASH) || defined(CONFIG_DDR_DLL)
- volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-#endif
-
-#if defined(CONFIG_DDR_DLL)
- uint temp_ddrdll = 0;
-
- /* Work around to stabilize DDR DLL */
- temp_ddrdll = gur->ddrdllcr;
- gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000;
- asm("sync;isync;msync");
-#endif
-
-#if defined(CONFIG_SPD_EEPROM)
- dram_size = fsl_ddr_sdram();
- dram_size = setup_ddr_tlbs(dram_size / 0x100000);
- dram_size *= 0x100000;
-#else
- dram_size = fixed_sdram ();
-#endif
-
-#if defined(CONFIG_SYS_RAMBOOT)
- return dram_size;
-#endif
-
-#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus is not emulating flash */
- get_sys_info(&sysinfo);
- /* if localbus freq is less than 66MHz,we use bypass mode,otherwise use DLL */
- if(sysinfo.freqSystemBus/(CONFIG_SYS_LBC_LCRR & LCRR_CLKDIV) < 66000000) {
- lbc->lcrr = (CONFIG_SYS_LBC_LCRR & 0x0fffffff)| 0x80000000;
- } else {
- lbc->lcrr = CONFIG_SYS_LBC_LCRR & 0x7fffffff;
- udelay(200);
- temp_lbcdll = gur->lbcdllcr;
- gur->lbcdllcr = ((temp_lbcdll & 0xff) << 16 ) | 0x80000000;
- asm("sync;isync;msync");
- }
- set_lbc_or(2, CONFIG_SYS_OR2_PRELIM); /* 64MB SDRAM */
- set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
- lbc->lbcr = CONFIG_SYS_LBC_LBCR;
- lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1;
- asm("sync");
- * (ulong *)0 = 0x000000ff;
- lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2;
- asm("sync");
- * (ulong *)0 = 0x000000ff;
- lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_3;
- asm("sync");
- * (ulong *)0 = 0x000000ff;
- lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4;
- asm("sync");
- * (ulong *)0 = 0x000000ff;
- lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5;
- asm("sync");
- lbc->lsrt = CONFIG_SYS_LBC_LSRT;
- asm("sync");
- lbc->mrtpr = CONFIG_SYS_LBC_MRTPR;
- asm("sync");
-#endif
-
-#if defined(CONFIG_DDR_ECC)
- {
- /* Initialize all of memory for ECC, then
- * enable errors */
- volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
-
- dma_meminit(CONFIG_MEM_INIT_VALUE, dram_size);
-
- /* Enable errors for ECC */
- ddr->err_disable = 0x00000000;
- asm("sync;isync;msync");
- }
-#endif
-
- return dram_size;
-}
-
-#if defined(CONFIG_SYS_DRAM_TEST)
-int testdram (void)
-{
- uint *pstart = (uint *) CONFIG_SYS_MEMTEST_START;
- uint *pend = (uint *) CONFIG_SYS_MEMTEST_END;
- uint *p;
-
- printf("SDRAM test phase 1:\n");
- for (p = pstart; p < pend; p++)
- *p = 0xaaaaaaaa;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0xaaaaaaaa) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("SDRAM test phase 2:\n");
- for (p = pstart; p < pend; p++)
- *p = 0x55555555;
-
- for (p = pstart; p < pend; p++) {
- if (*p != 0x55555555) {
- printf ("SDRAM test fails at: %08x\n", (uint) p);
- return 1;
- }
- }
-
- printf("SDRAM test passed.\n");
- return 0;
-}
-#endif
-
-#if !defined(CONFIG_SPD_EEPROM)
-/*************************************************************************
- * fixed sdram init -- doesn't use serial presence detect.
- ************************************************************************/
-long int fixed_sdram (void)
-{
-#ifndef CONFIG_SYS_RAMBOOT
- volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
-
- ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
- ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
- ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
- ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
- ddr->sdram_mode = CONFIG_SYS_DDR_MODE;
- ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
-#if defined (CONFIG_DDR_ECC)
- ddr->err_disable = 0x0000000D;
- ddr->err_sbe = 0x00ff0000;
-#endif
- asm("sync;isync;msync");
- udelay(500);
-#if defined (CONFIG_DDR_ECC)
- /* Enable ECC checking */
- ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
-#else
- ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
-#endif
- asm("sync; isync; msync");
- udelay(500);
-#endif
- return (CONFIG_SYS_SDRAM_SIZE * 1024 * 1024);
-}
-#endif /* !defined(CONFIG_SPD_EEPROM) */
-
-int board_eth_init(bd_t *bis)
-{
- /*
- * This board either has PCI NICs or uses the CPU's TSECs
- * pci_eth_init() will return 0 if no NICs found, so in that case
- * returning -1 will force cpu_eth_init() to be called.
- */
- int num = pci_eth_init(bis);
- return (num <= 0 ? -1 : num);
-}
generated by cgit v1.1 at 2024-12-12 15:02:33 +0000