mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
ColdFire: Add M5373EVB platform support - 1
Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com> Signed-off by: John Rigby <jrigby@freescale.com>
This commit is contained in:
parent
320d61991f
commit
1ac559d4aa
6 changed files with 721 additions and 0 deletions
44
board/freescale/m5373evb/Makefile
Normal file
44
board/freescale/m5373evb/Makefile
Normal file
|
@ -0,0 +1,44 @@
|
|||
#
|
||||
# (C) Copyright 2000-2003
|
||||
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
#
|
||||
# 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 $(TOPDIR)/config.mk
|
||||
|
||||
LIB = $(obj)lib$(BOARD).a
|
||||
|
||||
COBJS = $(BOARD).o mii.o nand.o
|
||||
|
||||
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
|
||||
OBJS := $(addprefix $(obj),$(COBJS))
|
||||
SOBJS := $(addprefix $(obj),$(SOBJS))
|
||||
|
||||
$(LIB): $(obj).depend $(OBJS)
|
||||
$(AR) $(ARFLAGS) $@ $(OBJS)
|
||||
|
||||
#########################################################################
|
||||
|
||||
# defines $(obj).depend target
|
||||
include $(SRCTREE)/rules.mk
|
||||
|
||||
sinclude $(obj).depend
|
||||
|
||||
#########################################################################
|
25
board/freescale/m5373evb/config.mk
Normal file
25
board/freescale/m5373evb/config.mk
Normal file
|
@ -0,0 +1,25 @@
|
|||
#
|
||||
# (C) Copyright 2000-2003
|
||||
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.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
|
||||
#
|
||||
|
||||
TEXT_BASE = 0
|
88
board/freescale/m5373evb/m5373evb.c
Normal file
88
board/freescale/m5373evb/m5373evb.c
Normal file
|
@ -0,0 +1,88 @@
|
|||
/*
|
||||
* (C) Copyright 2000-2003
|
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
*
|
||||
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
|
||||
* TsiChung Liew (Tsi-Chung.Liew@freescale.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 <config.h>
|
||||
#include <common.h>
|
||||
#include <asm/immap.h>
|
||||
|
||||
DECLARE_GLOBAL_DATA_PTR;
|
||||
|
||||
int checkboard(void)
|
||||
{
|
||||
puts("Board: ");
|
||||
puts("Freescale FireEngine 5373 EVB\n");
|
||||
return 0;
|
||||
};
|
||||
|
||||
long int initdram(int board_type)
|
||||
{
|
||||
volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
|
||||
u32 dramsize, i;
|
||||
|
||||
dramsize = CFG_SDRAM_SIZE * 0x100000;
|
||||
|
||||
for (i = 0x13; i < 0x20; i++) {
|
||||
if (dramsize == (1 << i))
|
||||
break;
|
||||
}
|
||||
i--;
|
||||
|
||||
sdram->cs0 = (CFG_SDRAM_BASE | i);
|
||||
sdram->cfg1 = CFG_SDRAM_CFG1;
|
||||
sdram->cfg2 = CFG_SDRAM_CFG2;
|
||||
|
||||
/* Issue PALL */
|
||||
sdram->ctrl = CFG_SDRAM_CTRL | 2;
|
||||
|
||||
/* Issue LEMR */
|
||||
sdram->mode = CFG_SDRAM_EMOD;
|
||||
sdram->mode = (CFG_SDRAM_MODE | 0x04000000);
|
||||
|
||||
udelay(500);
|
||||
|
||||
/* Issue PALL */
|
||||
sdram->ctrl = (CFG_SDRAM_CTRL | 2);
|
||||
|
||||
/* Perform two refresh cycles */
|
||||
sdram->ctrl = CFG_SDRAM_CTRL | 4;
|
||||
sdram->ctrl = CFG_SDRAM_CTRL | 4;
|
||||
|
||||
sdram->mode = CFG_SDRAM_MODE;
|
||||
|
||||
sdram->ctrl = (CFG_SDRAM_CTRL & ~0x80000000) | 0x10000c00;
|
||||
|
||||
udelay(100);
|
||||
|
||||
return dramsize;
|
||||
};
|
||||
|
||||
int testdram(void)
|
||||
{
|
||||
/* TODO: XXX XXX XXX */
|
||||
printf("DRAM test not implemented!\n");
|
||||
|
||||
return (0);
|
||||
}
|
306
board/freescale/m5373evb/mii.c
Normal file
306
board/freescale/m5373evb/mii.c
Normal file
|
@ -0,0 +1,306 @@
|
|||
/*
|
||||
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
|
||||
* TsiChung Liew (Tsi-Chung.Liew@freescale.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 <asm/fec.h>
|
||||
#include <asm/immap.h>
|
||||
|
||||
#include <config.h>
|
||||
#include <net.h>
|
||||
|
||||
DECLARE_GLOBAL_DATA_PTR;
|
||||
|
||||
#if defined(CONFIG_CMD_NET) && defined(CONFIG_NET_MULTI)
|
||||
#undef MII_DEBUG
|
||||
#undef ET_DEBUG
|
||||
|
||||
int fecpin_setclear(struct eth_device *dev, int setclear)
|
||||
{
|
||||
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
|
||||
|
||||
if (setclear) {
|
||||
gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC;
|
||||
gpio->par_feci2c |=
|
||||
GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO;
|
||||
} else {
|
||||
gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC);
|
||||
gpio->par_feci2c &=
|
||||
~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
#if defined(CFG_DISCOVER_PHY) || defined(CONFIG_CMD_MII)
|
||||
#include <miiphy.h>
|
||||
|
||||
/* Make MII read/write commands for the FEC. */
|
||||
#define mk_mii_read(ADDR, REG) (0x60020000 | ((ADDR << 23) | (REG & 0x1f) << 18))
|
||||
|
||||
#define mk_mii_write(ADDR, REG, VAL) (0x50020000 | ((ADDR << 23) | (REG & 0x1f) << 18) | (VAL & 0xffff))
|
||||
|
||||
/* PHY identification */
|
||||
#define PHY_ID_LXT970 0x78100000 /* LXT970 */
|
||||
#define PHY_ID_LXT971 0x001378e0 /* LXT971 and 972 */
|
||||
#define PHY_ID_82555 0x02a80150 /* Intel 82555 */
|
||||
#define PHY_ID_QS6612 0x01814400 /* QS6612 */
|
||||
#define PHY_ID_AMD79C784 0x00225610 /* AMD 79C784 */
|
||||
#define PHY_ID_LSI80225 0x0016f870 /* LSI 80225 */
|
||||
#define PHY_ID_LSI80225B 0x0016f880 /* LSI 80225/B */
|
||||
#define PHY_ID_DP83848VV 0x20005C90 /* National 83848 */
|
||||
#define PHY_ID_DP83849 0x20005CA2 /* National 82849 */
|
||||
|
||||
#define STR_ID_LXT970 "LXT970"
|
||||
#define STR_ID_LXT971 "LXT971"
|
||||
#define STR_ID_82555 "Intel82555"
|
||||
#define STR_ID_QS6612 "QS6612"
|
||||
#define STR_ID_AMD79C784 "AMD79C784"
|
||||
#define STR_ID_LSI80225 "LSI80225"
|
||||
#define STR_ID_LSI80225B "LSI80225/B"
|
||||
#define STR_ID_DP83848VV "N83848"
|
||||
#define STR_ID_DP83849 "N83849"
|
||||
|
||||
/****************************************************************************
|
||||
* mii_init -- Initialize the MII for MII command without ethernet
|
||||
* This function is a subset of eth_init
|
||||
****************************************************************************
|
||||
*/
|
||||
void mii_reset(struct fec_info_s *info)
|
||||
{
|
||||
volatile fec_t *fecp = (fec_t *) (info->miibase);
|
||||
int i;
|
||||
|
||||
fecp->ecr = FEC_ECR_RESET;
|
||||
for (i = 0; (fecp->ecr & FEC_ECR_RESET) && (i < FEC_RESET_DELAY); ++i) {
|
||||
udelay(1);
|
||||
}
|
||||
if (i == FEC_RESET_DELAY) {
|
||||
printf("FEC_RESET_DELAY timeout\n");
|
||||
}
|
||||
}
|
||||
|
||||
/* send command to phy using mii, wait for result */
|
||||
uint mii_send(uint mii_cmd)
|
||||
{
|
||||
struct fec_info_s *info;
|
||||
struct eth_device *dev;
|
||||
volatile fec_t *ep;
|
||||
uint mii_reply;
|
||||
int j = 0;
|
||||
|
||||
/* retrieve from register structure */
|
||||
dev = eth_get_dev();
|
||||
info = dev->priv;
|
||||
|
||||
ep = (fec_t *) info->miibase;
|
||||
|
||||
ep->mmfr = mii_cmd; /* command to phy */
|
||||
|
||||
/* wait for mii complete */
|
||||
while (!(ep->eir & FEC_EIR_MII) && (j < MCFFEC_TOUT_LOOP)) {
|
||||
udelay(1);
|
||||
j++;
|
||||
}
|
||||
if (j >= MCFFEC_TOUT_LOOP) {
|
||||
printf("MII not complete\n");
|
||||
return -1;
|
||||
}
|
||||
|
||||
mii_reply = ep->mmfr; /* result from phy */
|
||||
ep->eir = FEC_EIR_MII; /* clear MII complete */
|
||||
#ifdef ET_DEBUG
|
||||
printf("%s[%d] %s: sent=0x%8.8x, reply=0x%8.8x\n",
|
||||
__FILE__, __LINE__, __FUNCTION__, mii_cmd, mii_reply);
|
||||
#endif
|
||||
|
||||
return (mii_reply & 0xffff); /* data read from phy */
|
||||
}
|
||||
#endif /* CFG_DISCOVER_PHY || CONFIG_CMD_MII */
|
||||
|
||||
#if defined(CFG_DISCOVER_PHY)
|
||||
int mii_discover_phy(struct eth_device *dev)
|
||||
{
|
||||
#define MAX_PHY_PASSES 11
|
||||
struct fec_info_s *info = dev->priv;
|
||||
int phyaddr, pass;
|
||||
uint phyno, phytype;
|
||||
|
||||
if (info->phyname_init)
|
||||
return info->phy_addr;
|
||||
|
||||
phyaddr = -1; /* didn't find a PHY yet */
|
||||
for (pass = 1; pass <= MAX_PHY_PASSES && phyaddr < 0; ++pass) {
|
||||
if (pass > 1) {
|
||||
/* PHY may need more time to recover from reset.
|
||||
* The LXT970 needs 50ms typical, no maximum is
|
||||
* specified, so wait 10ms before try again.
|
||||
* With 11 passes this gives it 100ms to wake up.
|
||||
*/
|
||||
udelay(10000); /* wait 10ms */
|
||||
}
|
||||
|
||||
for (phyno = 0; phyno < 32 && phyaddr < 0; ++phyno) {
|
||||
|
||||
phytype = mii_send(mk_mii_read(phyno, PHY_PHYIDR1));
|
||||
#ifdef ET_DEBUG
|
||||
printf("PHY type 0x%x pass %d type\n", phytype, pass);
|
||||
#endif
|
||||
if (phytype != 0xffff) {
|
||||
phyaddr = phyno;
|
||||
phytype <<= 16;
|
||||
phytype |=
|
||||
mii_send(mk_mii_read(phyno, PHY_PHYIDR2));
|
||||
|
||||
switch (phytype & 0xffffffff) {
|
||||
case PHY_ID_DP83848VV:
|
||||
strcpy(info->phy_name,
|
||||
STR_ID_DP83848VV);
|
||||
info->phyname_init = 1;
|
||||
break;
|
||||
default:
|
||||
strcpy(info->phy_name, "unknown");
|
||||
info->phyname_init = 1;
|
||||
break;
|
||||
}
|
||||
|
||||
#ifdef ET_DEBUG
|
||||
printf("PHY @ 0x%x pass %d type ", phyno, pass);
|
||||
switch (phytype & 0xffffffff) {
|
||||
case PHY_ID_DP83848VV:
|
||||
printf(STR_ID_DP83848VV);
|
||||
break;
|
||||
default:
|
||||
printf("0x%08x\n", phytype);
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
if (phyaddr < 0)
|
||||
printf("No PHY device found.\n");
|
||||
|
||||
return phyaddr;
|
||||
}
|
||||
#endif /* CFG_DISCOVER_PHY */
|
||||
|
||||
void mii_init(void) __attribute__((weak,alias("__mii_init")));
|
||||
|
||||
void __mii_init(void)
|
||||
{
|
||||
volatile fec_t *fecp;
|
||||
struct fec_info_s *info;
|
||||
struct eth_device *dev;
|
||||
int miispd = 0, i = 0;
|
||||
u16 autoneg = 0;
|
||||
|
||||
/* retrieve from register structure */
|
||||
dev = eth_get_dev();
|
||||
info = dev->priv;
|
||||
|
||||
fecp = (fec_t *) info->miibase;
|
||||
|
||||
fecpin_setclear(dev, 1);
|
||||
|
||||
mii_reset(info);
|
||||
|
||||
/* We use strictly polling mode only */
|
||||
fecp->eimr = 0;
|
||||
|
||||
/* Clear any pending interrupt */
|
||||
fecp->eir = 0xffffffff;
|
||||
|
||||
/* Set MII speed */
|
||||
miispd = (gd->bus_clk / 1000000) / 5;
|
||||
fecp->mscr = miispd << 1;
|
||||
|
||||
info->phy_addr = mii_discover_phy(dev);
|
||||
|
||||
#define AUTONEGLINK (PHY_BMSR_AUTN_COMP | PHY_BMSR_LS)
|
||||
while (i < MCFFEC_TOUT_LOOP) {
|
||||
autoneg = 0;
|
||||
miiphy_read(dev->name, info->phy_addr, PHY_BMSR, &autoneg);
|
||||
i++;
|
||||
|
||||
if ((autoneg & AUTONEGLINK) == AUTONEGLINK)
|
||||
break;
|
||||
|
||||
udelay(500);
|
||||
}
|
||||
if (i >= MCFFEC_TOUT_LOOP) {
|
||||
printf("Auto Negotiation not complete\n");
|
||||
}
|
||||
|
||||
/* adapt to the half/full speed settings */
|
||||
info->dup_spd = miiphy_duplex(dev->name, info->phy_addr) << 16;
|
||||
info->dup_spd |= miiphy_speed(dev->name, info->phy_addr);
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Read and write a MII PHY register, routines used by MII Utilities
|
||||
*
|
||||
* FIXME: These routines are expected to return 0 on success, but mii_send
|
||||
* does _not_ return an error code. Maybe 0xFFFF means error, i.e.
|
||||
* no PHY connected...
|
||||
* For now always return 0.
|
||||
* FIXME: These routines only work after calling eth_init() at least once!
|
||||
* Otherwise they hang in mii_send() !!! Sorry!
|
||||
*****************************************************************************/
|
||||
|
||||
int mcffec_miiphy_read(char *devname, unsigned char addr, unsigned char reg,
|
||||
unsigned short *value)
|
||||
{
|
||||
short rdreg; /* register working value */
|
||||
|
||||
#ifdef MII_DEBUG
|
||||
printf("miiphy_read(0x%x) @ 0x%x = ", reg, addr);
|
||||
#endif
|
||||
rdreg = mii_send(mk_mii_read(addr, reg));
|
||||
|
||||
*value = rdreg;
|
||||
|
||||
#ifdef MII_DEBUG
|
||||
printf("0x%04x\n", *value);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int mcffec_miiphy_write(char *devname, unsigned char addr, unsigned char reg,
|
||||
unsigned short value)
|
||||
{
|
||||
short rdreg; /* register working value */
|
||||
|
||||
#ifdef MII_DEBUG
|
||||
printf("miiphy_write(0x%x) @ 0x%x = ", reg, addr);
|
||||
#endif
|
||||
|
||||
rdreg = mii_send(mk_mii_write(addr, reg, value));
|
||||
|
||||
#ifdef MII_DEBUG
|
||||
printf("0x%04x\n", value);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif /* CONFIG_CMD_NET, FEC_ENET & NET_MULTI */
|
114
board/freescale/m5373evb/nand.c
Normal file
114
board/freescale/m5373evb/nand.c
Normal file
|
@ -0,0 +1,114 @@
|
|||
/*
|
||||
* (C) Copyright 2000-2003
|
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
*
|
||||
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
|
||||
* TsiChung Liew (Tsi-Chung.Liew@freescale.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 <config.h>
|
||||
#include <common.h>
|
||||
#include <asm/io.h>
|
||||
#include <asm/immap.h>
|
||||
|
||||
DECLARE_GLOBAL_DATA_PTR;
|
||||
|
||||
#if defined(CONFIG_CMD_NAND)
|
||||
#include <nand.h>
|
||||
#include <linux/mtd/mtd.h>
|
||||
|
||||
#define SET_CLE 0x10
|
||||
#define CLR_CLE ~SET_CLE
|
||||
#define SET_ALE 0x08
|
||||
#define CLR_ALE ~SET_ALE
|
||||
|
||||
static void nand_hwcontrol(struct mtd_info *mtdinfo, int cmd)
|
||||
{
|
||||
struct nand_chip *this = mtdinfo->priv;
|
||||
volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS;
|
||||
u32 nand_baseaddr = (u32) this->IO_ADDR_W;
|
||||
|
||||
switch (cmd) {
|
||||
case NAND_CTL_SETNCE:
|
||||
case NAND_CTL_CLRNCE:
|
||||
break;
|
||||
case NAND_CTL_SETCLE:
|
||||
nand_baseaddr |= SET_CLE;
|
||||
break;
|
||||
case NAND_CTL_CLRCLE:
|
||||
nand_baseaddr &= CLR_CLE;
|
||||
break;
|
||||
case NAND_CTL_SETALE:
|
||||
nand_baseaddr |= SET_ALE;
|
||||
break;
|
||||
case NAND_CTL_CLRALE:
|
||||
nand_baseaddr |= CLR_ALE;
|
||||
break;
|
||||
case NAND_CTL_SETWP:
|
||||
fbcs->csmr2 |= FBCS_CSMR_WP;
|
||||
break;
|
||||
case NAND_CTL_CLRWP:
|
||||
fbcs->csmr2 &= ~FBCS_CSMR_WP;
|
||||
break;
|
||||
}
|
||||
this->IO_ADDR_W = (void __iomem *)(nand_baseaddr);
|
||||
}
|
||||
|
||||
static void nand_write_byte(struct mtd_info *mtdinfo, u_char byte)
|
||||
{
|
||||
struct nand_chip *this = mtdinfo->priv;
|
||||
*((volatile u8 *)(this->IO_ADDR_W)) = byte;
|
||||
}
|
||||
|
||||
static u8 nand_read_byte(struct mtd_info *mtdinfo)
|
||||
{
|
||||
struct nand_chip *this = mtdinfo->priv;
|
||||
return (u8) (*((volatile u8 *)this->IO_ADDR_R));
|
||||
}
|
||||
|
||||
static int nand_dev_ready(struct mtd_info *mtdinfo)
|
||||
{
|
||||
return 1;
|
||||
}
|
||||
|
||||
int board_nand_init(struct nand_chip *nand)
|
||||
{
|
||||
volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO;
|
||||
|
||||
*((volatile u16 *)CFG_LATCH_ADDR) |= 0x0004;
|
||||
|
||||
/* set up pin configuration */
|
||||
gpio->par_timer &= ~GPIO_PAR_TIN3_TIN3;
|
||||
gpio->pddr_timer |= 0x08;
|
||||
gpio->ppd_timer |= 0x08;
|
||||
gpio->pclrr_timer = 0;
|
||||
gpio->podr_timer = 0;
|
||||
|
||||
nand->chip_delay = 50;
|
||||
nand->eccmode = NAND_ECC_SOFT;
|
||||
nand->hwcontrol = nand_hwcontrol;
|
||||
nand->read_byte = nand_read_byte;
|
||||
nand->write_byte = nand_write_byte;
|
||||
nand->dev_ready = nand_dev_ready;
|
||||
|
||||
return 0;
|
||||
}
|
||||
#endif
|
144
board/freescale/m5373evb/u-boot.lds
Normal file
144
board/freescale/m5373evb/u-boot.lds
Normal file
|
@ -0,0 +1,144 @@
|
|||
/*
|
||||
* (C) Copyright 2000
|
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
|
||||
OUTPUT_ARCH(m68k)
|
||||
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib);
|
||||
/* Do we need any of these for elf?
|
||||
__DYNAMIC = 0; */
|
||||
SECTIONS
|
||||
{
|
||||
/* Read-only sections, merged into text segment: */
|
||||
. = + SIZEOF_HEADERS;
|
||||
.interp : { *(.interp) }
|
||||
.hash : { *(.hash) }
|
||||
.dynsym : { *(.dynsym) }
|
||||
.dynstr : { *(.dynstr) }
|
||||
.rel.text : { *(.rel.text) }
|
||||
.rela.text : { *(.rela.text) }
|
||||
.rel.data : { *(.rel.data) }
|
||||
.rela.data : { *(.rela.data) }
|
||||
.rel.rodata : { *(.rel.rodata) }
|
||||
.rela.rodata : { *(.rela.rodata) }
|
||||
.rel.got : { *(.rel.got) }
|
||||
.rela.got : { *(.rela.got) }
|
||||
.rel.ctors : { *(.rel.ctors) }
|
||||
.rela.ctors : { *(.rela.ctors) }
|
||||
.rel.dtors : { *(.rel.dtors) }
|
||||
.rela.dtors : { *(.rela.dtors) }
|
||||
.rel.bss : { *(.rel.bss) }
|
||||
.rela.bss : { *(.rela.bss) }
|
||||
.rel.plt : { *(.rel.plt) }
|
||||
.rela.plt : { *(.rela.plt) }
|
||||
.init : { *(.init) }
|
||||
.plt : { *(.plt) }
|
||||
.text :
|
||||
{
|
||||
/* WARNING - the following is hand-optimized to fit within */
|
||||
/* the sector layout of our flash chips! XXX FIXME XXX */
|
||||
|
||||
cpu/mcf532x/start.o (.text)
|
||||
lib_m68k/traps.o (.text)
|
||||
lib_m68k/interrupts.o (.text)
|
||||
common/dlmalloc.o (.text)
|
||||
lib_generic/zlib.o (.text)
|
||||
|
||||
. = DEFINED(env_offset) ? env_offset : .;
|
||||
common/environment.o (.text)
|
||||
|
||||
*(.text)
|
||||
*(.fixup)
|
||||
*(.got1)
|
||||
}
|
||||
_etext = .;
|
||||
PROVIDE (etext = .);
|
||||
.rodata :
|
||||
{
|
||||
*(.rodata)
|
||||
*(.rodata1)
|
||||
}
|
||||
.fini : { *(.fini) } =0
|
||||
.ctors : { *(.ctors) }
|
||||
.dtors : { *(.dtors) }
|
||||
|
||||
/* Read-write section, merged into data segment: */
|
||||
. = (. + 0x00FF) & 0xFFFFFF00;
|
||||
_erotext = .;
|
||||
PROVIDE (erotext = .);
|
||||
|
||||
.reloc :
|
||||
{
|
||||
__got_start = .;
|
||||
*(.got)
|
||||
__got_end = .;
|
||||
_GOT2_TABLE_ = .;
|
||||
*(.got2)
|
||||
_FIXUP_TABLE_ = .;
|
||||
*(.fixup)
|
||||
}
|
||||
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
|
||||
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
|
||||
|
||||
.data :
|
||||
{
|
||||
*(.data)
|
||||
*(.data1)
|
||||
*(.sdata)
|
||||
*(.sdata2)
|
||||
*(.dynamic)
|
||||
CONSTRUCTORS
|
||||
}
|
||||
_edata = .;
|
||||
PROVIDE (edata = .);
|
||||
|
||||
. = .;
|
||||
__u_boot_cmd_start = .;
|
||||
.u_boot_cmd : { *(.u_boot_cmd) }
|
||||
__u_boot_cmd_end = .;
|
||||
|
||||
|
||||
. = .;
|
||||
__start___ex_table = .;
|
||||
__ex_table : { *(__ex_table) }
|
||||
__stop___ex_table = .;
|
||||
|
||||
. = ALIGN(256);
|
||||
__init_begin = .;
|
||||
.text.init : { *(.text.init) }
|
||||
.data.init : { *(.data.init) }
|
||||
. = ALIGN(256);
|
||||
__init_end = .;
|
||||
|
||||
__bss_start = .;
|
||||
.bss :
|
||||
{
|
||||
_sbss = .;
|
||||
*(.sbss) *(.scommon)
|
||||
*(.dynbss)
|
||||
*(.bss)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
_ebss = .;
|
||||
}
|
||||
_end = . ;
|
||||
PROVIDE (end = .);
|
||||
}
|
Loading…
Reference in a new issue