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Diffstat (limited to 'board/mpc8349ads/mpc8349ads.c')
-rw-r--r--board/mpc8349ads/mpc8349ads.c235
1 files changed, 0 insertions, 235 deletions
diff --git a/board/mpc8349ads/mpc8349ads.c b/board/mpc8349ads/mpc8349ads.c
deleted file mode 100644
index 9841298..0000000
--- a/board/mpc8349ads/mpc8349ads.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * Copyright Freescale Semiconductor, Inc.
- *
- * 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
- *
- * Change log:
- * 20050101: Eran Liberty (liberty@freescale.com)
- * Initial file creating (porting from 85XX & 8260)
- */
-
-#include <common.h>
-#include <ioports.h>
-#include <mpc83xx.h>
-#include <asm/mpc8349_pci.h>
-#include <i2c.h>
-#include <spd.h>
-#include <miiphy.h>
-#if defined(CONFIG_PCI)
-#include <pci.h>
-#endif
-#if defined(CONFIG_SPD_EEPROM)
-#include <spd_sdram.h>
-#endif
-int fixed_sdram(void);
-void sdram_init(void);
-
-int board_early_init_f (void)
-{
- volatile u8* bcsr = (volatile u8*)CFG_BCSR;
-
- /* Enable flash write */
- bcsr[1] &= ~0x01;
-
- return 0;
-}
-
-
-#define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1)
-
-long int initdram (int board_type)
-{
- volatile immap_t *im = (immap_t *)CFG_IMMRBAR;
- u32 msize = 0;
-
- if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im)
- return -1;
-
- /* DDR SDRAM - Main SODIMM */
- im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR;
-#if defined(CONFIG_SPD_EEPROM)
- msize = spd_sdram();
-#else
- msize = fixed_sdram();
-#endif
- /*
- * Initialize SDRAM if it is on local bus.
- */
- sdram_init();
- puts(" DDR RAM: ");
- /* return total bus SDRAM size(bytes) -- DDR */
- return (msize * 1024 * 1024);
-}
-
-
-#if !defined(CONFIG_SPD_EEPROM)
-/*************************************************************************
- * fixed sdram init -- doesn't use serial presence detect.
- ************************************************************************/
-int fixed_sdram(void)
-{
- volatile immap_t *im = (immap_t *)CFG_IMMRBAR;
- u32 msize = 0;
- u32 ddr_size;
- u32 ddr_size_log2;
-
- msize = CFG_DDR_SIZE;
- for (ddr_size = msize << 20, ddr_size_log2 = 0;
- (ddr_size > 1);
- ddr_size = ddr_size>>1, ddr_size_log2++) {
- if (ddr_size & 1) {
- return -1;
- }
- }
- im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
-#if (CFG_DDR_SIZE != 256)
-#warning Currenly any ddr size other than 256 is not supported
-#endif
-
- im->ddr.csbnds[0].csbnds = 0x00100017;
- im->ddr.csbnds[1].csbnds = 0x0018001f;
- im->ddr.csbnds[2].csbnds = 0x00000007;
- im->ddr.csbnds[3].csbnds = 0x0008000f;
- im->ddr.cs_config[0] = CFG_DDR_CONFIG;
- im->ddr.cs_config[1] = CFG_DDR_CONFIG;
- im->ddr.cs_config[2] = CFG_DDR_CONFIG;
- im->ddr.cs_config[3] = CFG_DDR_CONFIG;
- im->ddr.timing_cfg_1 =
- 3 << TIMING_CFG1_PRETOACT_SHIFT |
- 7 << TIMING_CFG1_ACTTOPRE_SHIFT |
- 3 << TIMING_CFG1_ACTTORW_SHIFT |
- 4 << TIMING_CFG1_CASLAT_SHIFT |
- 3 << TIMING_CFG1_REFREC_SHIFT |
- 3 << TIMING_CFG1_WRREC_SHIFT |
- 2 << TIMING_CFG1_ACTTOACT_SHIFT |
- 1 << TIMING_CFG1_WRTORD_SHIFT;
- im->ddr.timing_cfg_2 = 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT;
- im->ddr.sdram_cfg =
- SDRAM_CFG_SREN
-#if defined(CONFIG_DDR_2T_TIMING)
- | SDRAM_CFG_2T_EN
-#endif
- | 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT;
- im->ddr.sdram_mode =
- 0x2000 << SDRAM_MODE_ESD_SHIFT |
- 0x0162 << SDRAM_MODE_SD_SHIFT;
-
- im->ddr.sdram_interval = 0x045B << SDRAM_INTERVAL_REFINT_SHIFT |
- 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT;
- udelay(200);
-
- im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN;
-
- return msize;
-}
-#endif/*!CFG_SPD_EEPROM*/
-
-
-int checkboard (void)
-{
- puts("Board: Freescale MPC8349ADS\n");
- return 0;
-}
-
-/*
- * if MPC8349ADS is soldered with SDRAM
- */
-#if defined(CFG_BR2_PRELIM) \
- && defined(CFG_OR2_PRELIM) \
- && defined(CFG_LBLAWBAR2_PRELIM) \
- && defined(CFG_LBLAWAR2_PRELIM)
-/*
- * Initialize SDRAM memory on the Local Bus.
- */
-
-void
-sdram_init(void)
-{
- volatile immap_t *immap = (immap_t *)CFG_IMMRBAR;
- volatile lbus8349_t *lbc= &immap->lbus;
- uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE;
-
- puts("\n SDRAM on Local Bus: ");
- print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n");
-
- /*
- * Setup SDRAM Base and Option Registers, already done in cpu_init.c
- */
-
- /*setup mtrpt, lsrt and lbcr for LB bus*/
- lbc->lbcr = CFG_LBC_LBCR;
- lbc->mrtpr = CFG_LBC_MRTPR;
- lbc->lsrt = CFG_LBC_LSRT;
- asm("sync");
-
- /*
- * Configure the SDRAM controller Machine Mode Register.
- */
- lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation*/
-
- lbc->lsdmr = CFG_LBC_LSDMR_1; /*0x68636733;precharge all the banks*/
- asm("sync");
- *sdram_addr = 0xff;
- udelay(100);
-
- lbc->lsdmr = CFG_LBC_LSDMR_2;/*0x48636733;auto refresh*/
- asm("sync");
- /*1 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*2 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*3 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*4 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*5 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*6 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*7 times*/
- *sdram_addr = 0xff;
- udelay(100);
- /*8 times*/
- *sdram_addr = 0xff;
- udelay(100);
-
- /* 0x58636733;mode register write operation */
- lbc->lsdmr = CFG_LBC_LSDMR_4;
- asm("sync");
- *sdram_addr = 0xff;
- udelay(100);
-
- lbc->lsdmr = CFG_LBC_LSDMR_5; /*0x40636733;normal operation*/
- asm("sync");
- *sdram_addr = 0xff;
- udelay(100);
-}
-#else
-void
-sdram_init(void)
-{
- put("SDRAM on Local Bus is NOT available!\n");
-}
-#endif