Signed-off-by: Matthew Fettke mfettke@videon-central.com Signed-off-by: TsiChung Liew Tsi-Chung.Liew@freescale.com --- MAKEALL | 1 + Makefile | 3 + board/freescale/m5275evb/Makefile | 40 +++++ board/freescale/m5275evb/config.mk | 25 +++ board/freescale/m5275evb/m5275evb.c | 112 ++++++++++++ board/freescale/m5275evb/mii.c | 319 +++++++++++++++++++++++++++++++++++ board/freescale/m5275evb/u-boot.lds | 141 +++++++++++++++ include/configs/M5275EVB.h | 223 ++++++++++++++++++++++++ 8 files changed, 864 insertions(+), 0 deletions(-) create mode 100644 board/freescale/m5275evb/Makefile create mode 100644 board/freescale/m5275evb/config.mk create mode 100644 board/freescale/m5275evb/m5275evb.c create mode 100644 board/freescale/m5275evb/mii.c create mode 100644 board/freescale/m5275evb/u-boot.lds create mode 100644 include/configs/M5275EVB.h

diff --git a/MAKEALL b/MAKEALL index 01573da..c12da28 100755 --- a/MAKEALL +++ b/MAKEALL @@ -660,6 +660,7 @@ LIST_coldfire=" \ M5253EVB \ M5271EVB \ M5272C3 \ + M5275EVB \ M5282EVB \ M5329AFEE \ M5373EVB \ diff --git a/Makefile b/Makefile index 4fde699..d91a2e2 100644 --- a/Makefile +++ b/Makefile @@ -1817,6 +1817,9 @@ M5271EVB_config : unconfig M5272C3_config : unconfig @$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5272c3

+M5275EVB_config : unconfig + @$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5275evb freescale + M5282EVB_config : unconfig @$(MKCONFIG) $(@:_config=) m68k mcf52x2 m5282evb

diff --git a/board/freescale/m5275evb/Makefile b/board/freescale/m5275evb/Makefile new file mode 100644 index 0000000..9a0fa80 --- /dev/null +++ b/board/freescale/m5275evb/Makefile @@ -0,0 +1,40 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o mii.o + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/freescale/m5275evb/config.mk b/board/freescale/m5275evb/config.mk new file mode 100644 index 0000000..ccb2cf7 --- /dev/null +++ b/board/freescale/m5275evb/config.mk @@ -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 = 0xffe00000 diff --git a/board/freescale/m5275evb/m5275evb.c b/board/freescale/m5275evb/m5275evb.c new file mode 100644 index 0000000..a1b2902 --- /dev/null +++ b/board/freescale/m5275evb/m5275evb.c @@ -0,0 +1,112 @@ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2005-2008 Arthur Shipkowski (art@videon-central.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/immap.h> + +#define PERIOD 13 /* system bus period in ns */ +#define SDRAM_TREFI 7800 /* in ns */ + +int checkboard(void) +{ + puts("Board: "); + puts("Freescale MCF5275 EVB\n"); + return 0; +}; + +long int initdram(int board_type) +{ + volatile sdramctrl_t *sdp = (sdramctrl_t *)(MMAP_SDRAM); + volatile gpio_t *gpio_reg = (gpio_t *)(MMAP_GPIO); + + gpio_reg->par_sdram = 0x3FF; /* Enable SDRAM */ + + /* Set up chip select */ + sdp->sdbar0 = CFG_SDRAM_BASE; + sdp->sdbmr0 = MCF_SDRAMC_SDMRn_BAM_32M | MCF_SDRAMC_SDMRn_V; + + /* Set up timing */ + sdp->sdcfg1 = 0x83711630; + sdp->sdcfg2 = 0x46770000; + + /* Enable clock */ + sdp->sdcr = MCF_SDRAMC_SDCR_MODE_EN | MCF_SDRAMC_SDCR_CKE; + + /* Set precharge */ + sdp->sdcr |= MCF_SDRAMC_SDCR_IPALL; + + /* Dummy write to start SDRAM */ + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Send LEMR */ + sdp->sdmr = MCF_SDRAMC_SDMR_BNKAD_LEMR + | MCF_SDRAMC_SDMR_AD(0x0) + | MCF_SDRAMC_SDMR_CMD; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Send LMR */ + sdp->sdmr = 0x058d0000; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Stop sending commands */ + sdp->sdmr &= ~(MCF_SDRAMC_SDMR_CMD); + + /* Set precharge */ + sdp->sdcr |= MCF_SDRAMC_SDCR_IPALL; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Stop manual precharge, send 2 IREF */ + sdp->sdcr &= ~(MCF_SDRAMC_SDCR_IPALL); + sdp->sdcr |= MCF_SDRAMC_SDCR_IREF; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Write mode register, clear reset DLL */ + sdp->sdmr = 0x018d0000; + *((volatile unsigned long *)CFG_SDRAM_BASE) = 0xa5a59696; + + /* Stop sending commands */ + sdp->sdmr &= ~(MCF_SDRAMC_SDMR_CMD); + sdp->sdcr &= ~(MCF_SDRAMC_SDCR_MODE_EN); + + /* Turn on auto refresh, lock SDMR */ + sdp->sdcr = + MCF_SDRAMC_SDCR_CKE + | MCF_SDRAMC_SDCR_REF + | MCF_SDRAMC_SDCR_MUX(1) + /* 1 added to round up */ + | MCF_SDRAMC_SDCR_RCNT((SDRAM_TREFI/(PERIOD*64)) - 1 + 1) + | MCF_SDRAMC_SDCR_DQS_OE(0x3); + + return CFG_SDRAM_SIZE * 1024 * 1024; +}; + +int testdram(void) +{ + /* TODO: XXX XXX XXX */ + printf("DRAM test not implemented!\n"); + + return (0); +} diff --git a/board/freescale/m5275evb/mii.c b/board/freescale/m5275evb/mii.c new file mode 100644 index 0000000..bbc93f6 --- /dev/null +++ b/board/freescale/m5275evb/mii.c @@ -0,0 +1,319 @@ +/* + * 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) +{ + struct fec_info_s *info = (struct fec_info_s *) dev->priv; + volatile gpio_t *gpio = (gpio_t *)MMAP_GPIO; + + if (setclear) { + /* Enable Ethernet pins */ + if (info->iobase == CFG_FEC0_IOBASE) { + gpio->par_feci2c |= 0x0F00; + gpio->par_fec0hl |= 0xC0; + } else { + gpio->par_feci2c |= 0x00A0; + gpio->par_fec1hl |= 0xC0; + } + } else { + if (info->iobase == CFG_FEC0_IOBASE) { + gpio->par_feci2c &= ~0x0F00; + gpio->par_fec0hl &= ~0xC0; + } else { + gpio->par_feci2c &= ~0x00A0; + gpio->par_fec1hl &= ~0xC0; + } + } + + 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 PHY_ID_KS8721BL 0x00221619 /* Micrel KS8721BL/SL */ + +#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" +#define STR_ID_KS8721BL "KS8721BL" + +/**************************************************************************** + * 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_COMMANDS & 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_KS8721BL: + strcpy(info->phy_name, + STR_ID_KS8721BL); + 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_KS8721BL: + printf(STR_ID_KS8721BL); + 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 */ diff --git a/board/freescale/m5275evb/u-boot.lds b/board/freescale/m5275evb/u-boot.lds new file mode 100644 index 0000000..43d6500 --- /dev/null +++ b/board/freescale/m5275evb/u-boot.lds @@ -0,0 +1,141 @@ +/* + * (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 + */ + +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/mcf52x2/start.o (.text) + common/dlmalloc.o (.text) + lib_generic/string.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 = .); +} diff --git a/include/configs/M5275EVB.h b/include/configs/M5275EVB.h new file mode 100644 index 0000000..599f8dc --- /dev/null +++ b/include/configs/M5275EVB.h @@ -0,0 +1,223 @@ +/* + * Configuation settings for the Motorola MC5275EVB board. + * + * By Arthur Shipkowski art@videon-central.com + * Copyright (C) 2005 Videon Central, Inc. + * + * Based off of M5272C3 board code by Josef Baumgartner + * josef.baumgartner@telex.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 + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef _M5275EVB_H +#define _M5275EVB_H + +/* + * High Level Configuration Options + * (easy to change) + */ +#define CONFIG_MCF52x2 /* define processor family */ +#define CONFIG_M5275 /* define processor type */ +#define CONFIG_M5275EVB /* define board type */ + +#define CONFIG_MCFTMR + +#define CONFIG_MCFUART +#define CFG_UART_PORT (0) +#define CONFIG_BAUDRATE 19200 +#define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } + +/* Configuration for environment + * Environment is embedded in u-boot in the second sector of the flash + */ +#ifndef CONFIG_MONITOR_IS_IN_RAM +#define CFG_ENV_OFFSET 0x4000 +#define CFG_ENV_SECT_SIZE 0x2000 +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_IS_EMBEDDED 1 +#else +#define CFG_ENV_ADDR 0xffe04000 +#define CFG_ENV_SECT_SIZE 0x2000 +#define CFG_ENV_IS_IN_FLASH 1 +#endif + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + +/* Available command configuration */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_PING +#define CONFIG_CMD_MII +#define CONFIG_CMD_NET +#define CONFIG_CMD_ELF +#define CONFIG_CMD_FLASH +#define CONFIG_CMD_I2C +#define CONFIG_CMD_MEMORY +#define CONFIG_CMD_DHCP + +#undef CONFIG_CMD_LOADS +#undef CONFIG_CMD_LOADB + +#define CONFIG_MCFFEC +#ifdef CONFIG_MCFFEC +#define CONFIG_NET_MULTI 1 +#define CONFIG_MII 1 +#define CFG_DISCOVER_PHY +#define CFG_RX_ETH_BUFFER 8 +#define CFG_FAULT_ECHO_LINK_DOWN +#define CFG_FEC0_PINMUX 0 +#define CFG_FEC0_MIIBASE CFG_FEC0_IOBASE +#define CFG_FEC1_PINMUX 0 +#define CFG_FEC1_MIIBASE CFG_FEC1_IOBASE +#define MCFFEC_TOUT_LOOP 50000 +#define CONFIG_HAS_ETH1 +/* If CFG_DISCOVER_PHY is not defined - hardcoded */ +#ifndef CFG_DISCOVER_PHY +#define FECDUPLEX FULL +#define FECSPEED _100BASET +#else +#ifndef CFG_FAULT_ECHO_LINK_DOWN +#define CFG_FAULT_ECHO_LINK_DOWN +#endif +#endif +#endif + +/* I2C */ +#define CONFIG_FSL_I2C +#define CONFIG_HARD_I2C /* I2C with hw support */ +#undef CONFIG_SOFT_I2C +#define CFG_I2C_SPEED 80000 +#define CFG_I2C_SLAVE 0x7F +#define CFG_I2C_OFFSET 0x00000300 +#define CFG_IMMR CFG_MBAR + +#ifdef CONFIG_MCFFEC +#define CONFIG_ETHADDR 00:06:3b:01:41:55 +#define CONFIG_ETH1ADDR 00:0e:0c:bc:e5:60 +#endif + +#define CFG_PROMPT "-> " +#define CFG_LONGHELP /* undef to save memory */ + +#if (CONFIG_CMD_KGDB) +# define CFG_CBSIZE 1024 +#else +# define CFG_CBSIZE 256 +#endif +#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) +#define CFG_MAXARGS 16 +#define CFG_BARGSIZE CFG_CBSIZE + +#define CFG_LOAD_ADDR 0x800000 + +#define CONFIG_BOOTDELAY 5 +#define CONFIG_BOOTCOMMAND "bootm ffe40000" +#define CFG_MEMTEST_START 0x400 +#define CFG_MEMTEST_END 0x380000 + +#define CFG_HZ 1000 +#define CFG_CLK 150000000 + +/* + * Low Level Configuration Settings + * (address mappings, register initial values, etc.) + * You should know what you are doing if you make changes here. + */ + +#define CFG_MBAR 0x40000000 + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in DPRAM) + */ +#define CFG_INIT_RAM_ADDR 0x20000000 +#define CFG_INIT_RAM_END 0x10000 /* End of used area in internal SRAM */ +#define CFG_GBL_DATA_SIZE 1000 /* bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_SDRAM_SIZE 16 /* SDRAM size in MB */ +#define CFG_FLASH_BASE 0xffe00000 + +#ifdef CONFIG_MONITOR_IS_IN_RAM +#define CFG_MONITOR_BASE 0x20000 +#else +#define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) +#endif + +#define CFG_MONITOR_LEN 0x20000 +#define CFG_MALLOC_LEN (256 << 10) +#define CFG_BOOTPARAMS_LEN 64*1024 + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization ?? + */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial mmap for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ +#define CFG_FLASH_ERASE_TOUT 1000 + +#define CFG_FLASH_CFI 1 +#define CFG_FLASH_CFI_DRIVER 1 +#define CFG_FLASH_SIZE 0x200000 + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_CACHELINE_SIZE 16 + +/*----------------------------------------------------------------------- + * Memory bank definitions + */ +#define CFG_AR0_PRELIM (CFG_FLASH_BASE >> 16) +#define CFG_CR0_PRELIM 0x1980 +#define CFG_MR0_PRELIM 0x001F0001 + +#define CFG_AR1_PRELIM 0x3000 +#define CFG_CR1_PRELIM 0x1900 +#define CFG_MR1_PRELIM 0x00070001 + +/*----------------------------------------------------------------------- + * Port configuration + */ +#define CFG_FECI2C 0x0FA0 + +#endif /* _M5275EVB_H */