diff options
author | TsiChung Liew <Tsi-Chung.Liew@freescale.com> | 2008-08-11 15:23:16 +0000 |
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committer | John Rigby <jrigby@freescale.com> | 2008-08-14 12:31:56 -0600 |
commit | 659e9bad629a480f606b286d5703aef7159edf98 (patch) | |
tree | f4976a7a8178c4d9a9cc82cf82f5f4d3c805f9a0 /board/m5271evb | |
parent | 05316f8ece8206339a208ec052f039cd0f7ca922 (diff) | |
download | u-boot-imx-659e9bad629a480f606b286d5703aef7159edf98.zip u-boot-imx-659e9bad629a480f606b286d5703aef7159edf98.tar.gz u-boot-imx-659e9bad629a480f606b286d5703aef7159edf98.tar.bz2 |
ColdFire: Move m5271evb from board to board/freescale
Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
Diffstat (limited to 'board/m5271evb')
-rw-r--r-- | board/m5271evb/Makefile | 44 | ||||
-rw-r--r-- | board/m5271evb/config.mk | 25 | ||||
-rw-r--r-- | board/m5271evb/m5271evb.c | 123 | ||||
-rw-r--r-- | board/m5271evb/mii.c | 303 | ||||
-rw-r--r-- | board/m5271evb/u-boot.lds | 144 |
5 files changed, 0 insertions, 639 deletions
diff --git a/board/m5271evb/Makefile b/board/m5271evb/Makefile deleted file mode 100644 index 2ec71ee..0000000 --- a/board/m5271evb/Makefile +++ /dev/null @@ -1,44 +0,0 @@ -# -# (C) Copyright 2000-2006 -# 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 - -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 - -######################################################################### diff --git a/board/m5271evb/config.mk b/board/m5271evb/config.mk deleted file mode 100644 index 9a7af7c..0000000 --- a/board/m5271evb/config.mk +++ /dev/null @@ -1,25 +0,0 @@ -# -# (C) Copyright 2000-2006 -# 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/m5271evb/m5271evb.c b/board/m5271evb/m5271evb.c deleted file mode 100644 index e089d5f..0000000 --- a/board/m5271evb/m5271evb.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * (C) Copyright 2000-2006 - * 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 <common.h> -#include <asm/immap.h> - -int checkboard (void) { - puts ("Board: Freescale M5271EVB\n"); - return 0; -}; - -phys_size_t initdram (int board_type) { - - int i; - - /* Enable Address lines 23-21 and lower 16bits of data path */ - mbar_writeByte(MCF_GPIO_PAR_AD, MCF_GPIO_AD_ADDR23 | - MCF_GPIO_AD_ADDR22 | MCF_GPIO_AD_ADDR21 | - MCF_GPIO_AD_DATAL); - - /* Set CS2 pin to be SD_CS0 */ - mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS) - | MCF_GPIO_PAR_CS_PAR_CS2); - - /* Configure SDRAM Control Pin Assignemnt Register */ - mbar_writeByte(MCF_GPIO_PAR_SDRAM, MCF_GPIO_SDRAM_CSSDCS_00 | - MCF_GPIO_SDRAM_SDWE | MCF_GPIO_SDRAM_SCAS | - MCF_GPIO_SDRAM_SRAS | MCF_GPIO_SDRAM_SCKE | - MCF_GPIO_SDRAM_SDCS_11); - - /* - * Check to see if the SDRAM has already been initialized - * by a run control tool - */ - if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) { - /* Initialize DRAM Control Register: DCR */ - mbar_writeShort(MCF_SDRAMC_DCR, - MCF_SDRAMC_DCR_RTIM(0x01) - | MCF_SDRAMC_DCR_RC(0x30)); - - /* - * Initialize DACR0 - * - * CASL: 01 - * CBM: cmd at A20, bank select bits 21 and up - * PS: 32bit port size - */ - mbar_writeLong(MCF_SDRAMC_DACR0, - MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18) - | MCF_SDRAMC_DACRn_CASL(1) - | MCF_SDRAMC_DACRn_CBM(3) - | MCF_SDRAMC_DACRn_PS(0)); - - /* Initialize DMR0 */ - mbar_writeLong(MCF_SDRAMC_DMR0, - MCF_SDRAMC_DMRn_BAM_16M - | MCF_SDRAMC_DMRn_V); - - /* Set IP bit in DACR */ - mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) - | MCF_SDRAMC_DACRn_IP); - - /* Wait at least 20ns to allow banks to precharge */ - for (i = 0; i < 5; i++) - asm(" nop"); - - /* Write to this block to initiate precharge */ - *(u32 *)(CFG_SDRAM_BASE) = 0xa5a5a5a5; - - /* Set RE bit in DACR */ - mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) - | MCF_SDRAMC_DACRn_RE); - - /* Wait for at least 8 auto refresh cycles to occur */ - for (i = 0; i < 2000; i++) - asm(" nop"); - - /* Finish the configuration by issuing the MRS */ - mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) - | MCF_SDRAMC_DACRn_MRS); - - /* - * Write to the SDRAM Mode Register A0-A11 = 0x400 - * - * Write Burst Mode = Programmed Burst Length - * Op Mode = Standard Op - * CAS Latency = 2 - * Burst Type = Sequential - * Burst Length = 1 - */ - *(u32 *)(CFG_SDRAM_BASE + 0x400) = 0xa5a5a5a5; - } - - 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/m5271evb/mii.c b/board/m5271evb/mii.c deleted file mode 100644 index 78a7028..0000000 --- a/board/m5271evb/mii.c +++ /dev/null @@ -1,303 +0,0 @@ -/* - * 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) -{ - if (setclear) { - /* Enable Ethernet pins */ - mbar_writeByte(MCF_GPIO_PAR_FECI2C, CFG_FECI2C); - } else { - } - - 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_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/m5271evb/u-boot.lds b/board/m5271evb/u-boot.lds deleted file mode 100644 index c07d023..0000000 --- a/board/m5271evb/u-boot.lds +++ /dev/null @@ -1,144 +0,0 @@ -/* - * (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) -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -GROUP(libgcc.a) -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) - lib_m68k/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) - common/dlmalloc.o (.text) - lib_generic/zlib.o (.text) - - . = DEFINED(env_offset) ? env_offset : .; - common/environment.o (.ppcenv) - - *(.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 (NOLOAD) : - { - _sbss = .; - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - . = ALIGN(4); - _ebss = .; - } - _end = . ; - PROVIDE (end = .); -} |