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Diffstat (limited to 'board/tqm8540/tqm8540.c')
-rw-r--r--board/tqm8540/tqm8540.c284
1 files changed, 0 insertions, 284 deletions
diff --git a/board/tqm8540/tqm8540.c b/board/tqm8540/tqm8540.c
deleted file mode 100644
index 970c684..0000000
--- a/board/tqm8540/tqm8540.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/*
- * Copyright 2005 DENX Software Engineering
- * Copyright 2004 Freescale Semiconductor.
- * (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 <pci.h>
-#include <asm/processor.h>
-#include <asm/immap_85xx.h>
-#include <spd.h>
-
-#if defined(CONFIG_DDR_ECC)
-extern void ddr_enable_ecc (unsigned int dram_size);
-#endif
-
-extern long int spd_sdram (void);
-
-void local_bus_init (void);
-long int fixed_sdram (void);
-
-
-int board_early_init_f (void)
-{
- return 0;
-}
-
-int checkboard (void)
-{
- puts ("Board: TQM8540\n");
-
-#ifdef CONFIG_PCI
- printf ("PCI1: 32 bit, %d MHz (compiled)\n",
- CONFIG_SYS_CLK_FREQ / 1000000);
-#else
- printf ("PCI1: disabled\n");
-#endif
- /*
- * Initialize local bus.
- */
- local_bus_init ();
-
- return 0;
-}
-
-
-long int initdram (int board_type)
-{
- long dram_size = 0;
- extern long spd_sdram (void);
- volatile immap_t *immap = (immap_t *) CFG_IMMR;
-
-#if defined(CONFIG_DDR_DLL)
- {
- volatile ccsr_gur_t *gur= &immap->im_gur;
- int i,x;
-
- x = 10;
-
- /*
- * Work around to stabilize DDR DLL
- */
- gur->ddrdllcr = 0x81000000;
- asm("sync;isync;msync");
- udelay (200);
- while (gur->ddrdllcr != 0x81000100) {
- gur->devdisr = gur->devdisr | 0x00010000;
- asm("sync;isync;msync");
- for (i=0; i<x; i++)
- ;
- gur->devdisr = gur->devdisr & 0xfff7ffff;
- asm("sync;isync;msync");
- x++;
- }
- }
-#endif
-
-#if defined(CONFIG_SPD_EEPROM)
- dram_size = spd_sdram ();
-#else
- dram_size = fixed_sdram ();
-#endif
-
-#if defined(CONFIG_DDR_ECC)
- /*
- * Initialize and enable DDR ECC.
- */
- ddr_enable_ecc (dram_size);
-#endif
-
- return dram_size;
-}
-
-
-/*
- * Initialize Local Bus
- */
-
-void local_bus_init (void)
-{
- volatile immap_t *immap = (immap_t *) CFG_IMMR;
- volatile ccsr_gur_t *gur = &immap->im_gur;
- volatile ccsr_lbc_t *lbc = &immap->im_lbc;
-
- uint clkdiv;
- uint lbc_hz;
- sys_info_t sysinfo;
-
- /*
- * Errata LBC11.
- * Fix Local Bus clock glitch when DLL is enabled.
- *
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
- * Between 66 and 133, the DLL is enabled with an override workaround.
- */
-
- get_sys_info (&sysinfo);
- clkdiv = lbc->lcrr & 0x0f;
- lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv;
-
- if (lbc_hz < 66) {
- lbc->lcrr = CFG_LBC_LCRR | 0x80000000; /* DLL Bypass */
- lbc->ltedr = 0xa4c80000; /* DK: !!! */
-
- } else if (lbc_hz >= 133) {
- lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
-
- } else {
- /*
- * On REV1 boards, need to change CLKDIV before enable DLL.
- * Default CLKDIV is 8, change it to 4 temporarily.
- */
- uint pvr = get_pvr ();
- uint temp_lbcdll = 0;
-
- if (pvr == PVR_85xx_REV1) {
- /* FIXME: Justify the high bit here. */
- lbc->lcrr = 0x10000004;
- }
-
- lbc->lcrr = CFG_LBC_LCRR & (~0x80000000); /* DLL Enabled */
- udelay (200);
-
- /*
- * Sample LBC DLL ctrl reg, upshift it to set the
- * override bits.
- */
- temp_lbcdll = gur->lbcdllcr;
- gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000);
- asm ("sync;isync;msync");
- }
-}
-
-
-#if defined(CFG_DRAM_TEST)
-int testdram (void)
-{
- uint *pstart = (uint *) CFG_MEMTEST_START;
- uint *pend = (uint *) CFG_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 CFG_RAMBOOT
- volatile immap_t *immap = (immap_t *) CFG_IMMR;
- volatile ccsr_ddr_t *ddr = &immap->im_ddr;
-
- ddr->cs0_bnds = CFG_DDR_CS0_BNDS;
- ddr->cs0_config = CFG_DDR_CS0_CONFIG;
- ddr->timing_cfg_1 = CFG_DDR_TIMING_1;
- ddr->timing_cfg_2 = CFG_DDR_TIMING_2;
- ddr->sdram_mode = CFG_DDR_MODE;
- ddr->sdram_interval = CFG_DDR_INTERVAL;
- ddr->err_disable = 0x0000000D;
-#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 = (CFG_DDR_CONTROL | 0x20000000);
-#else
- ddr->sdram_cfg = CFG_DDR_CONTROL;
-#endif
- asm ("sync; isync; msync");
- udelay (500);
-#endif
- return get_ram_size (0, CFG_SDRAM_SIZE * 1024 * 1024);
-}
-#endif /* !defined(CONFIG_SPD_EEPROM) */
-
-
-#if defined(CONFIG_PCI)
-/*
- * Initialize PCI Devices, report devices found.
- */
-
-#ifndef CONFIG_PCI_PNP
-static struct pci_config_table pci_mpc85xxads_config_table[] = {
- {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_IDSEL_NUMBER, PCI_ANY_ID,
- pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
- PCI_ENET0_MEMADDR,
- PCI_COMMAND_MEMORY |
- PCI_COMMAND_MASTER}},
- {}
-};
-#endif
-
-
-static struct pci_controller hose = {
-#ifndef CONFIG_PCI_PNP
- config_table:pci_mpc85xxads_config_table,
-#endif
-};
-
-#endif /* CONFIG_PCI */
-
-
-void pci_init_board (void)
-{
-#ifdef CONFIG_PCI
- extern void pci_mpc85xx_init (struct pci_controller *hose);
-
- pci_mpc85xx_init (&hose);
-#endif /* CONFIG_PCI */
-}
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