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-rw-r--r--u-boot/board/freescale/m5235evb/Makefile44
-rw-r--r--u-boot/board/freescale/m5235evb/config.mk28
-rw-r--r--u-boot/board/freescale/m5235evb/m5235evb.c120
-rw-r--r--u-boot/board/freescale/m5235evb/u-boot.16144
-rw-r--r--u-boot/board/freescale/m5235evb/u-boot.32152
5 files changed, 488 insertions, 0 deletions
diff --git a/u-boot/board/freescale/m5235evb/Makefile b/u-boot/board/freescale/m5235evb/Makefile
new file mode 100644
index 0000000..c454d76
--- /dev/null
+++ b/u-boot/board/freescale/m5235evb/Makefile
@@ -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).o
+
+COBJS = $(BOARD).o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+ $(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/u-boot/board/freescale/m5235evb/config.mk b/u-boot/board/freescale/m5235evb/config.mk
new file mode 100644
index 0000000..2a4381a
--- /dev/null
+++ b/u-boot/board/freescale/m5235evb/config.mk
@@ -0,0 +1,28 @@
+#
+# (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
+#
+
+/*CONFIG_SYS_TEXT_BASE = 0xFFC00000*/
+sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp
+
+PLATFORM_CPPFLAGS += -DCONFIG_SYS_TEXT_BASE=$(CONFIG_SYS_TEXT_BASE)
diff --git a/u-boot/board/freescale/m5235evb/m5235evb.c b/u-boot/board/freescale/m5235evb/m5235evb.c
new file mode 100644
index 0000000..b9e6126
--- /dev/null
+++ b/u-boot/board/freescale/m5235evb/m5235evb.c
@@ -0,0 +1,120 @@
+/*
+ * (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 M5235 EVB\n");
+ return 0;
+};
+
+phys_size_t initdram(int board_type)
+{
+ volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM);
+ volatile gpio_t *gpio = (volatile gpio_t *)(MMAP_GPIO);
+ u32 dramsize, i, dramclk;
+
+ /*
+ * When booting from external Flash, the port-size is less than
+ * the port-size of SDRAM. In this case it is necessary to enable
+ * Data[15:0] on Port Address/Data.
+ */
+ gpio->par_ad =
+ GPIO_PAR_AD_ADDR23 | GPIO_PAR_AD_ADDR22 | GPIO_PAR_AD_ADDR21 |
+ GPIO_PAR_AD_DATAL;
+
+ /* Initialize PAR to enable SDRAM signals */
+ gpio->par_sdram =
+ GPIO_PAR_SDRAM_SDWE | GPIO_PAR_SDRAM_SCAS | GPIO_PAR_SDRAM_SRAS |
+ GPIO_PAR_SDRAM_SCKE | GPIO_PAR_SDRAM_SDCS(3);
+
+ dramsize = CONFIG_SYS_SDRAM_SIZE * 0x100000;
+ for (i = 0x13; i < 0x20; i++) {
+ if (dramsize == (1 << i))
+ break;
+ }
+ i--;
+
+ if (!(sdram->dacr0 & SDRAMC_DARCn_RE)) {
+ dramclk = gd->bus_clk / (CONFIG_SYS_HZ * CONFIG_SYS_HZ);
+
+ /* Initialize DRAM Control Register: DCR */
+ sdram->dcr = SDRAMC_DCR_RTIM_9CLKS |
+ SDRAMC_DCR_RTIM_6CLKS | SDRAMC_DCR_RC((15 * dramclk) >> 4);
+
+ /* Initialize DACR0 */
+ sdram->dacr0 =
+ SDRAMC_DARCn_BA(CONFIG_SYS_SDRAM_BASE) | SDRAMC_DARCn_CASL_C1 |
+ SDRAMC_DARCn_CBM_CMD20 | SDRAMC_DARCn_PS_32;
+ asm("nop");
+
+ /* Initialize DMR0 */
+ sdram->dmr0 = ((dramsize - 1) & 0xFFFC0000) | SDRAMC_DMRn_V;
+ asm("nop");
+
+ /* Set IP (bit 3) in DACR */
+ sdram->dacr0 |= SDRAMC_DARCn_IP;
+
+ /* Wait 30ns to allow banks to precharge */
+ for (i = 0; i < 5; i++) {
+ asm("nop");
+ }
+
+ /* Write to this block to initiate precharge */
+ *(u32 *) (CONFIG_SYS_SDRAM_BASE) = 0xA5A59696;
+
+ /* Set RE (bit 15) in DACR */
+ sdram->dacr0 |= SDRAMC_DARCn_RE;
+
+ /* Wait for at least 8 auto refresh cycles to occur */
+ for (i = 0; i < 0x2000; i++) {
+ asm("nop");
+ }
+
+ /* Finish the configuration by issuing the MRS. */
+ sdram->dacr0 |= SDRAMC_DARCn_IMRS;
+ asm("nop");
+
+ /* Write to the SDRAM Mode Register */
+ *(u32 *) (CONFIG_SYS_SDRAM_BASE + 0x400) = 0xA5A59696;
+ }
+
+ return dramsize;
+};
+
+int testdram(void)
+{
+ /* TODO: XXX XXX XXX */
+ printf("DRAM test not implemented!\n");
+
+ return (0);
+}
diff --git a/u-boot/board/freescale/m5235evb/u-boot.16 b/u-boot/board/freescale/m5235evb/u-boot.16
new file mode 100644
index 0000000..d7bd10f
--- /dev/null
+++ b/u-boot/board/freescale/m5235evb/u-boot.16
@@ -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)
+/* 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 */
+
+ arch/m68k/cpu/mcf523x/start.o (.text)
+ arch/m68k/cpu/mcf523x/cpu_init.o (.text)
+ arch/m68k/lib/traps.o (.text)
+ arch/m68k/lib/interrupts.o (.text)
+ common/dlmalloc.o (.text)
+ lib/zlib.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/env_embedded.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/u-boot/board/freescale/m5235evb/u-boot.32 b/u-boot/board/freescale/m5235evb/u-boot.32
new file mode 100644
index 0000000..47ec6dc
--- /dev/null
+++ b/u-boot/board/freescale/m5235evb/u-boot.32
@@ -0,0 +1,152 @@
+/*
+ * (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; */
+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 */
+
+ arch/m68k/cpu/mcf523x/start.o (.text)
+ arch/m68k/cpu/mcf523x/cpu.o (.text)
+ arch/m68k/cpu/mcf523x/cpu_init.o (.text)
+ arch/m68k/cpu/mcf523x/interrupts.o (.text)
+ arch/m68k/cpu/mcf523x/speed.o (.text)
+ arch/m68k/lib/libm68k.o (.text)
+ common/dlmalloc.o (.text)
+ common/cmd_bootm.o (.text)
+ common/cmd_flash.o (.text)
+ common/cmd_elf.o (.text)
+ common/cmd_mem.o (.text)
+ common/console.o (.text)
+ common/main.o (.text)
+ lib/libgeneric.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/env_embedded.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 = .);
+}
generated by cgit v1.1 at 2024-06-19 21:34:14 +0000