[U-Boot-Users] [PATCH 1/2] [8xx] Added support for the mgsuvd board from keymile.
Heiko Schocher
hs at denx.de
Fri Jan 11 01:12:06 CET 2008
Signed-off-by: Heiko Schocher <hs at denx.de>
---
MAKEALL | 1 +
Makefile | 3 +
board/mgsuvd/Makefile | 44 ++++++
board/mgsuvd/config.mk | 28 ++++
board/mgsuvd/mgsuvd.c | 216 ++++++++++++++++++++++++++++++
board/mgsuvd/u-boot.lds | 144 ++++++++++++++++++++
cpu/mpc8xx/cpu.c | 16 +++
include/commproc.h | 26 ++++
include/configs/mgsuvd.h | 325 ++++++++++++++++++++++++++++++++++++++++++++++
9 files changed, 803 insertions(+), 0 deletions(-)
create mode 100644 board/mgsuvd/Makefile
create mode 100644 board/mgsuvd/config.mk
create mode 100644 board/mgsuvd/mgsuvd.c
create mode 100644 board/mgsuvd/u-boot.lds
create mode 100644 include/configs/mgsuvd.h
diff --git a/MAKEALL b/MAKEALL
index 4cbddc2..3224497 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -107,6 +107,7 @@ LIST_8xx=" \
lwmon \
MBX \
MBX860T \
+ mgsuvd \
MHPC \
MPC86xADS \
MPC885ADS \
diff --git a/Makefile b/Makefile
index 35e9031..7c1fbb8 100644
--- a/Makefile
+++ b/Makefile
@@ -846,6 +846,9 @@ MBX_config \
MBX860T_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc mpc8xx mbx8xx
+mgsuvd_config: unconfig
+ @$(MKCONFIG) $(@:_config=) ppc mpc8xx mgsuvd
+
MHPC_config: unconfig
@$(MKCONFIG) $(@:_config=) ppc mpc8xx mhpc eltec
diff --git a/board/mgsuvd/Makefile b/board/mgsuvd/Makefile
new file mode 100644
index 0000000..af0d400
--- /dev/null
+++ b/board/mgsuvd/Makefile
@@ -0,0 +1,44 @@
+#
+# (C) Copyright 2007
+# Heiko Schocher, DENX Software Engineering, hs at 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
+
+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/mgsuvd/config.mk b/board/mgsuvd/config.mk
new file mode 100644
index 0000000..8625cea
--- /dev/null
+++ b/board/mgsuvd/config.mk
@@ -0,0 +1,28 @@
+#
+# (C) Copyright 2007
+# Heiko Schocher, DENX Software Engineering, hs at 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
+#
+
+#
+# mgsvud boards
+#
+
+TEXT_BASE = 0xf0000000
diff --git a/board/mgsuvd/mgsuvd.c b/board/mgsuvd/mgsuvd.c
new file mode 100644
index 0000000..dd7d823
--- /dev/null
+++ b/board/mgsuvd/mgsuvd.c
@@ -0,0 +1,216 @@
+/*
+ * (C) Copyright 2007
+ * Heiko Schocher, DENX Software Engineering, hs at 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
+ */
+
+#if 0
+#define DEBUG
+#endif
+
+#include <common.h>
+#include <mpc8xx.h>
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const uint sdram_table[] =
+{
+ 0x0f07fc04, 0x0ffffc04, 0x00bdfc04, 0x0ff77c00,
+ 0x1ffffc05, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x08 Burst Read */
+ 0x0f07fc04, 0x0ffffc04, 0x00bdfc04, 0x00fffc00,
+ 0x00fffc00, 0x00fffc00, 0x0ff77c00, 0x1ffffc05,
+ /* 0x10 Load mode register */
+ 0x0ffffc34, 0x0ff57c04, 0x0ffffc04, 0x1ffffc05,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x18 Single Write */
+ 0x0f07fc04, 0x0ffffc00, 0x00bd7c04, 0x0ffffc04,
+ 0x0ff77c04, 0x1ffffc05, 0xfffffc04, 0xfffffc04,
+ /* 0x20 Burst Write */
+ 0x0f07fc04, 0x0ffffc00, 0x00bd7c00, 0x00fffc00,
+ 0x00fffc00, 0x00fffc04, 0x0ffffc04, 0x0ff77c04,
+ 0x1ffffc05, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x30 Precharge all and Refresh */
+ 0x0ff77c04, 0x0ffffc04, 0x0ff5fc84, 0x0ffffc04,
+ 0x0ffffc04, 0x0ffffc84, 0x1ffffc05, 0xfffffc04,
+ 0xfffffc04, 0xfffffc04, 0xfffffc04, 0xfffffc04,
+ /* 0x3C Exception */
+ 0x7ffffc04, 0xfffffc07, 0xfffffc04, 0xfffffc04,
+};
+
+int checkboard (void)
+{
+ puts ("Board: Keymile mgsuvd\n");
+ return (0);
+}
+
+long int initdram (int board_type)
+{
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ long int size;
+
+ upmconfig (UPMB, (uint *) sdram_table,
+ sizeof (sdram_table) / sizeof (uint));
+
+ /*
+ * Preliminary prescaler for refresh (depends on number of
+ * banks): This value is selected for four cycles every 62.4 us
+ * with two SDRAM banks or four cycles every 31.2 us with one
+ * bank. It will be adjusted after memory sizing.
+ */
+ memctl->memc_mptpr = CFG_MPTPR;
+
+ /*
+ * The following value is used as an address (i.e. opcode) for
+ * the LOAD MODE REGISTER COMMAND during SDRAM initialisation. If
+ * the port size is 32bit the SDRAM does NOT "see" the lower two
+ * address lines, i.e. mar=0x00000088 -> opcode=0x00000022 for
+ * MICRON SDRAMs:
+ * -> 0 00 010 0 010
+ * | | | | +- Burst Length = 4
+ * | | | +----- Burst Type = Sequential
+ * | | +------- CAS Latency = 2
+ * | +----------- Operating Mode = Standard
+ * +-------------- Write Burst Mode = Programmed Burst Length
+ */
+ memctl->memc_mar = CFG_MAR;
+
+ /*
+ * Map controller banks 1 to the SDRAM banks 1 at
+ * preliminary addresses - these have to be modified after the
+ * SDRAM size has been determined.
+ */
+ memctl->memc_or1 = CFG_OR1_PRELIM;
+ memctl->memc_br1 = CFG_BR1_PRELIM;
+
+ memctl->memc_mbmr = CFG_MBMR & (~(MBMR_PTBE)); /* no refresh yet */
+
+ udelay (200);
+
+ /* perform SDRAM initializsation sequence */
+
+ memctl->memc_mcr = 0x80802830; /* SDRAM bank 0 */
+ udelay (1);
+ memctl->memc_mcr = 0x80802110; /* SDRAM bank 0 - execute twice */
+ udelay (1);
+
+ memctl->memc_mbmr |= MBMR_PTBE; /* enable refresh */
+
+ udelay (1000);
+
+ /*
+ * Check Bank 0 Memory Size for re-configuration
+ *
+ */
+ size = get_ram_size(SDRAM_BASE1_PRELIM, SDRAM_MAX_SIZE);
+
+ udelay (1000);
+
+ debug ("SDRAM Bank 0: %ld MB\n", size >> 20);
+
+ return (size);
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
+/*
+ * update "memory" property in the blob
+ */
+void ft_blob_update(void *blob, bd_t *bd)
+{
+ int ret, nodeoffset = 0;
+ ulong brg_data[1] = {0};
+ ulong memory_data[2] = {0};
+ ulong flash_data[4] = {0};
+
+ memory_data[0] = cpu_to_be32(bd->bi_memstart);
+ memory_data[1] = cpu_to_be32(bd->bi_memsize);
+
+ nodeoffset = fdt_path_offset (blob, "/memory");
+ if (nodeoffset >= 0) {
+ ret = fdt_setprop(blob, nodeoffset, "reg", memory_data,
+ sizeof(memory_data));
+ if (ret < 0)
+ printf("ft_blob_update): cannot set /memory/reg "
+ "property err:%s\n", fdt_strerror(ret));
+ }
+ else {
+ /* memory node is required in dts */
+ printf("ft_blob_update(): cannot find /memory node "
+ "err:%s\n", fdt_strerror(nodeoffset));
+ }
+
+ flash_data[2] = cpu_to_be32(bd->bi_flashstart);
+ flash_data[3] = cpu_to_be32(bd->bi_flashsize);
+ nodeoffset = fdt_path_offset (blob, "/localbus");
+ if (nodeoffset >= 0) {
+ ret = fdt_setprop(blob, nodeoffset, "ranges", flash_data,
+ sizeof(flash_data));
+ if (ret < 0)
+ printf("ft_blob_update): cannot set /localbus/ranges "
+ "property err:%s\n", fdt_strerror(ret));
+ }
+ else {
+ /* memory node is required in dts */
+ printf("ft_blob_update(): cannot find /localbus node "
+ "err:%s\n", fdt_strerror(nodeoffset));
+ }
+ /* BRG */
+ brg_data[0] = cpu_to_be32(bd->bi_busfreq);
+ nodeoffset = fdt_path_offset (blob, "/soc866/cpm");
+ if (nodeoffset >= 0) {
+ ret = fdt_setprop(blob, nodeoffset, "brg-frequency", brg_data,
+ sizeof(brg_data));
+ if (ret < 0)
+ printf("ft_blob_update): cannot set /soc866/cpm/brg-frequency "
+ "property err:%s\n", fdt_strerror(ret));
+ }
+ else {
+ /* memory node is required in dts */
+ printf("ft_blob_update(): cannot find /localbus node "
+ "err:%s\n", fdt_strerror(nodeoffset));
+ }
+ /* MAC Adresse */
+ nodeoffset = fdt_path_offset (blob, "/soc866/cpm/scc");
+ if (nodeoffset >= 0) {
+ ret = fdt_setprop(blob, nodeoffset, "mac-address", bd->bi_enetaddr,
+ sizeof(uchar) * 6);
+ if (ret < 0)
+ printf("ft_blob_update): cannot set /soc866/cpm/scc/mac-address "
+ "property err:%s\n", fdt_strerror(ret));
+ }
+ else {
+ /* memory node is required in dts */
+ printf("ft_blob_update(): cannot find /localbus node "
+ "err:%s\n", fdt_strerror(nodeoffset));
+ }
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ ft_cpu_setup( blob, bd);
+ ft_blob_update(blob, bd);
+}
+#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
diff --git a/board/mgsuvd/u-boot.lds b/board/mgsuvd/u-boot.lds
new file mode 100644
index 0000000..d526d1d
--- /dev/null
+++ b/board/mgsuvd/u-boot.lds
@@ -0,0 +1,144 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd at 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(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/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/mpc8xx/start.o (.text)
+ cpu/mpc8xx/traps.o (.text)
+ common/dlmalloc.o (.text)
+ lib_ppc/ppcstring.o (.text)
+ lib_generic/vsprintf.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_generic/zlib.o (.text)
+ lib_ppc/cache.o (.text)
+ lib_ppc/time.o (.text)
+
+ . = DEFINED(env_offset) ? env_offset : .;
+ common/environment.o (.ppcenv)
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ *(.eh_frame)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _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) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/cpu/mpc8xx/cpu.c b/cpu/mpc8xx/cpu.c
index 97112f0..c878352 100644
--- a/cpu/mpc8xx/cpu.c
+++ b/cpu/mpc8xx/cpu.c
@@ -39,6 +39,12 @@
#include <mpc8xx.h>
#include <asm/cache.h>
+#if defined(CONFIG_OF_LIBFDT)
+#include <libfdt.h>
+#include <libfdt_env.h>
+#include <fdt_support.h>
+#endif
+
DECLARE_GLOBAL_DATA_PTR;
static char *cpu_warning = "\n " \
@@ -632,3 +638,13 @@ void reset_8xx_watchdog (volatile immap_t * immr)
#endif /* CONFIG_WATCHDOG */
/* ------------------------------------------------------------------------- */
+#if defined(CONFIG_OF_LIBFDT)
+void ft_cpu_setup (void *blob, bd_t *bd)
+{
+ char * cpu_path = "/cpus/" OF_CPU;
+
+ do_fixup_by_path_u32(blob, cpu_path, "bus-frequency", bd->bi_busfreq, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "timebase-frequency", OF_TBCLK, 1);
+ do_fixup_by_path_u32(blob, cpu_path, "clock-frequency", bd->bi_intfreq, 1);
+}
+#endif /* CONFIG_OF_LIBFDT */
diff --git a/include/commproc.h b/include/commproc.h
index 12400e3..53659c2 100644
--- a/include/commproc.h
+++ b/include/commproc.h
@@ -1120,6 +1120,32 @@ typedef struct scc_enet {
#define SICR_ENET_CLKRT ((uint)0x0000003d)
#endif /* CONFIG_MBX */
+/*** MGSUVD *********************************************************/
+
+/* The MGSUVD Service Module uses SCC3 for Ethernet */
+
+#ifdef CONFIG_MGSUVD
+#define PROFF_ENET PROFF_SCC3 /* Ethernet on SCC3 */
+#define CPM_CR_ENET CPM_CR_CH_SCC3
+#define SCC_ENET 2
+#define PA_ENET_RXD ((ushort)0x0010) /* PA 11 */
+#define PA_ENET_TXD ((ushort)0x0020) /* PA 10 */
+#define PA_ENET_RCLK ((ushort)0x1000) /* PA 3 CLK 5 */
+#define PA_ENET_TCLK ((ushort)0x2000) /* PA 2 CLK 6 */
+
+#define PC_ENET_TENA ((ushort)0x0004) /* PC 13 */
+
+#define PC_ENET_RENA ((ushort)0x0200) /* PC 6 */
+#define PC_ENET_CLSN ((ushort)0x0100) /* PC 7 */
+
+/* Control bits in the SICR to route TCLK (CLK6) and RCLK (CLK5) to
+ * SCC3. Also, make sure GR3 (bit 8) and SC3 (bit 9) are zero.
+ */
+#define SICR_ENET_MASK ((uint)0x00FF0000)
+#define SICR_ENET_CLKRT ((uint)0x00250000)
+#endif /* CONFIG_MGSUVD */
+
+
/*** MHPC ********************************************************/
#if defined(CONFIG_MHPC)
diff --git a/include/configs/mgsuvd.h b/include/configs/mgsuvd.h
new file mode 100644
index 0000000..13e7a7c
--- /dev/null
+++ b/include/configs/mgsuvd.h
@@ -0,0 +1,325 @@
+/*
+ * (C) Copyright 2007
+ * Heiko Schocher, DENX Software Engineering, hs at 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
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
+#define CONFIG_MGSUVD 1 /* ...on a mgsuvd board */
+
+#define CONFIG_8xx_GCLK_FREQ 66000000
+
+#define CFG_SMC_UCODE_PATCH 1 /* Relocate SMC1 */
+#define CFG_SMC_DPMEM_OFFSET 0x1fc0
+#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
+
+#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
+
+#define CONFIG_BOOTCOUNT_LIMIT
+
+#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
+
+#define CONFIG_BOARD_TYPES 1 /* support board types */
+
+#define CONFIG_PREBOOT "echo;" \
+ "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+ "echo"
+
+#undef CONFIG_BOOTARGS
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "netdev=eth0\0" \
+ "addcon=setenv bootargs ${bootargs} console=ttyCPM0,${baudrate}\0" \
+ "nfsargs=setenv bootargs root=/dev/nfs rw " \
+ "nfsroot=${serverip}:${rootpath}\0" \
+ "ramargs=setenv bootargs root=/dev/ram rw\0" \
+ "addip=setenv bootargs ${bootargs} " \
+ "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
+ ":${hostname}:${netdev}:off panic=1\0" \
+ "flash_nfs=run nfsargs addip;" \
+ "bootm ${kernel_addr}\0" \
+ "flash_self=run ramargs addip;" \
+ "bootm ${kernel_addr} ${ramdisk_addr}\0" \
+ "net_nfs=tftp ${kernel_addr} ${bootfile}; " \
+ "tftp ${fdt_addr} ${fdt_file}; run nfsargs addip addcon;"\
+ "bootm ${kernel_addr} - ${fdt_addr}\0" \
+ "rootpath=/opt/eldk/ppc_8xx\0" \
+ "bootfile=/tftpboot/mgsuvd/uImage\0" \
+ "fdt_addr=400000\0" \
+ "kernel_addr=200000\0" \
+ "fdt_file=/tftpboot/mgsuvd/mgsuvd.dtb\0" \
+ "load=tftp 200000 ${u-boot}\0" \
+ "update=protect off f0000000 +${filesize};" \
+ "erase f0000000 +${filesize};" \
+ "cp.b 200000 f0000000 ${filesize};" \
+ "protect on f0000000 +${filesize}\0" \
+ ""
+#define CONFIG_BOOTCOMMAND "run flash_self"
+
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_SUBNETMASK
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_BOOTFILESIZE
+
+#undef CONFIG_RTC_MPC8xx /* MPC866 does not support RTC */
+
+#define CONFIG_TIMESTAMP /* but print image timestmps */
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PING
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "=> " /* Monitor Command Prompt */
+
+#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
+#define CFG_HUSH_PARSER 1 /* Use the HUSH parser */
+#ifdef CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2 "> "
+#endif
+
+#if defined(CONFIG_CMD_KGDB)
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#else
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#endif
+#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+
+#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
+
+#define CFG_LOAD_ADDR 0x100000 /* default load address */
+
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
+
+#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Low Level Configuration Settings
+ * (address mappings, register initial values, etc.)
+ * You should know what you are doing if you make changes here.
+ */
+/*-----------------------------------------------------------------------
+ * Internal Memory Mapped Register
+ */
+#define CFG_IMMR 0xFFF00000
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+#define CFG_INIT_RAM_ADDR CFG_IMMR
+#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
+#define CFG_GBL_DATA_SIZE 64 /* size in 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_FLASH_BASE 0xf0000000
+#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
+#define CFG_MONITOR_BASE CFG_FLASH_BASE
+#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
+
+/*
+ * 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 Memory map for Linux */
+
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
+#define CFG_FLASH_SIZE 32
+#define CFG_FLASH_CFI
+#define CFG_FLASH_CFI_DRIVER
+#define CFG_MAX_FLASH_SECT 256 /* max num of sects on one chip */
+
+
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
+#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
+#define CFG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
+
+/* Address and size of Redundant Environment Sector */
+#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
+
+#define CFG_USE_PPCENV /* Environment embedded in sect .ppcenv */
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
+#if defined(CONFIG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
+#endif
+
+/*-----------------------------------------------------------------------
+ * SYPCR - System Protection Control 11-9
+ * SYPCR can only be written once after reset!
+ *-----------------------------------------------------------------------
+ * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
+ */
+#define CFG_SYPCR 0xffffff89
+
+/*-----------------------------------------------------------------------
+ * SIUMCR - SIU Module Configuration 11-6
+ *-----------------------------------------------------------------------
+ */
+#define CFG_SIUMCR 0x00610480
+
+/*-----------------------------------------------------------------------
+ * TBSCR - Time Base Status and Control 11-26
+ *-----------------------------------------------------------------------
+ * Clear Reference Interrupt Status, Timebase freezing enabled
+ */
+#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
+
+/*-----------------------------------------------------------------------
+ * PISCR - Periodic Interrupt Status and Control 11-31
+ *-----------------------------------------------------------------------
+ * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
+ */
+#define CFG_PISCR (PISCR_PS | PISCR_PITF)
+
+/*-----------------------------------------------------------------------
+ * SCCR - System Clock and reset Control Register 15-27
+ *-----------------------------------------------------------------------
+ * Set clock output, timebase and RTC source and divider,
+ * power management and some other internal clocks
+ */
+#define SCCR_MASK 0x01800000
+#define CFG_SCCR 0x01800000
+
+#define CFG_DER 0
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM 0xf0000000 /* FLASH bank #0 */
+
+/* used to re-map FLASH both when starting from SRAM or FLASH:
+ * restrict access enough to keep SRAM working (if any)
+ * but not too much to meddle with FLASH accesses
+ */
+#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
+#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
+
+/*
+ * FLASH timing: Default value of OR0 after reset
+ */
+#define CFG_OR0_PRELIM 0xfe000954
+#define CFG_BR0_PRELIM 0xf0000401
+
+/*
+ * BR1 and OR1 (SDRAM)
+ *
+ */
+#define SDRAM_BASE1_PRELIM 0x00000000 /* SDRAM bank #0 */
+#define SDRAM_MAX_SIZE (64 << 20) /* max 64 MB per bank */
+
+/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
+#define CFG_OR_TIMING_SDRAM 0x00000A00
+
+#define CFG_OR1_PRELIM 0xfc000800
+#define CFG_BR1_PRELIM (0x000000C0 | 0x01)
+
+#define CFG_MPTPR 0x0200
+/* PTB=16, AMB=001, FIXME 1 RAS precharge cycles, 1 READ loop cycle (not used),
+ 1 Write loop Cycle (not used), 1 Timer Loop Cycle */
+#define CFG_MBMR 0x10964111
+#define CFG_MAR 0x00000088
+
+/*
+ * 4096 Rows from SDRAM example configuration
+ * 1000 factor s -> ms
+ * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration
+ * 4 Number of refresh cycles per period
+ * 64 Refresh cycle in ms per number of rows
+ */
+#define CFG_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
+/* HS HS noch zu setzen */
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+#define CONFIG_SCC3_ENET
+#define CONFIG_ETHPRIME "SCC ETHERNET"
+#define CONFIG_HAS_ETH0
+
+/* pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT 1
+#define CONFIG_OF_BOARD_SETUP 1
+
+#define OF_CPU "PowerPC,866 at 0"
+#define OF_SOC "soc at f0000000"
+#define OF_TBCLK (bd->bi_busfreq / 4)
+#define OF_STDOUT_PATH "/soc/cpm/serial at a80"
+
+#endif /* __CONFIG_H */
--
1.5.2.2
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