[U-Boot-Users] [PATCH V3] Add the Harris QUAD100HD AMCC 405EP-based board.

Gary Jennejohn gary.jennejohn at freenet.de
Mon Apr 28 14:04:32 CEST 2008


Handle the last round of comments from Stefan in this third (V3) patch.

Signed-off-by: Gary Jennejohn <garyj at denx.de>
---
 MAINTAINERS                 |    4 +
 MAKEALL                     |    1 +
 Makefile                    |    3 +
 board/quad100hd/Makefile    |   51 ++++++++
 board/quad100hd/config.mk   |   24 ++++
 board/quad100hd/nand.c      |   79 ++++++++++++
 board/quad100hd/quad100hd.c |   93 ++++++++++++++
 board/quad100hd/u-boot.lds  |  133 +++++++++++++++++++
 include/configs/quad100hd.h |  293 +++++++++++++++++++++++++++++++++++++++++++
 9 files changed, 681 insertions(+), 0 deletions(-)
 create mode 100644 board/quad100hd/Makefile
 create mode 100644 board/quad100hd/config.mk
 create mode 100644 board/quad100hd/nand.c
 create mode 100644 board/quad100hd/quad100hd.c
 create mode 100644 board/quad100hd/u-boot.lds
 create mode 100644 include/configs/quad100hd.h

diff --git a/MAINTAINERS b/MAINTAINERS
index d1782b4..3af55a3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -204,6 +204,10 @@ Klaus Heydeck <heydeck at kieback-peter.de>
 	KUP4K			MPC855
 	KUP4X			MPC859
 
+Gary Jennejohn <garyj at denx.de>
+
+	quad100hd		PPC405EP
+
 Murray Jensen <Murray.Jensen at csiro.au>
 
 	cogent_mpc8xx		MPC8xx
diff --git a/MAKEALL b/MAKEALL
index 38911ed..471f6f7 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -218,6 +218,7 @@ LIST_4xx="		\
 	PMC405		\
 	PMC440		\
 	PPChameleonEVB	\
+	quad100hd	\
 	rainier		\
 	sbc405		\
 	sc3		\
diff --git a/Makefile b/Makefile
index 4688a26..9a017a7 100644
--- a/Makefile
+++ b/Makefile
@@ -1381,6 +1381,9 @@ PPChameleonEVB_HI_33_config:	unconfig
 		}
 	@$(MKCONFIG) -a $(call xtract_4xx,$@) ppc ppc4xx PPChameleonEVB dave
 
+quad100hd_config:	unconfig
+	@$(MKCONFIG) $(@:_config=) ppc ppc4xx quad100hd
+
 sbc405_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) ppc ppc4xx sbc405
 
diff --git a/board/quad100hd/Makefile b/board/quad100hd/Makefile
new file mode 100644
index 0000000..252ad5a
--- /dev/null
+++ b/board/quad100hd/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2007
+# Stefan Roese, DENX Software Engineering, sr 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 nand.o
+SOBJS   =
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/quad100hd/config.mk b/board/quad100hd/config.mk
new file mode 100644
index 0000000..1bdf5e4
--- /dev/null
+++ b/board/quad100hd/config.mk
@@ -0,0 +1,24 @@
+#
+# (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
+#
+
+TEXT_BASE = 0xFFFC0000
diff --git a/board/quad100hd/nand.c b/board/quad100hd/nand.c
new file mode 100644
index 0000000..86d5cc3
--- /dev/null
+++ b/board/quad100hd/nand.c
@@ -0,0 +1,79 @@
+/*
+ * (C) Copyright 2008
+ * Gary Jennejohn, DENX Software Engineering GmbH, garyj 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 <common.h>
+#include <config.h>
+#if defined(CONFIG_CMD_NAND)
+#include <asm/gpio.h>
+#include <nand.h>
+
+/* 
+ *	hardware specific access to control-lines
+ */
+static void quad100hd_hwcontrol(struct mtd_info *mtd, int cmd)
+{
+	switch(cmd) {
+	case NAND_CTL_SETCLE:
+		gpio_write_bit(CFG_NAND_CLE, 1);
+		break;
+	case NAND_CTL_CLRCLE:
+		gpio_write_bit(CFG_NAND_CLE, 0);
+		break;
+
+	case NAND_CTL_SETALE:
+		gpio_write_bit(CFG_NAND_ALE, 1);
+		break;
+	case NAND_CTL_CLRALE:
+		gpio_write_bit(CFG_NAND_ALE, 0);
+		break;
+
+	case NAND_CTL_SETNCE:
+		gpio_write_bit(CFG_NAND_CE, 0);
+		break;
+	case NAND_CTL_CLRNCE:
+		gpio_write_bit(CFG_NAND_CE, 1);
+		break;
+	}
+}
+
+static int quad100hd_nand_ready(struct mtd_info *mtd)
+{
+	return gpio_read_in_bit(CFG_NAND_RDY);
+}
+
+/*
+ * Main initialization routine
+ */
+int board_nand_init(struct nand_chip *nand)
+{
+	/* Set address of hardware control function */
+	nand->hwcontrol = quad100hd_hwcontrol;
+	nand->dev_ready = quad100hd_nand_ready;
+	nand->eccmode = NAND_ECC_SOFT;
+	/* 15 us command delay time */
+	nand->chip_delay =  20;
+
+	/* Return happy */
+	return 0;
+}
+#endif /* CONFIG_CMD_NAND */
diff --git a/board/quad100hd/quad100hd.c b/board/quad100hd/quad100hd.c
new file mode 100644
index 0000000..9d2ddd1
--- /dev/null
+++ b/board/quad100hd/quad100hd.c
@@ -0,0 +1,93 @@
+/*
+ * (C) Copyright 2008
+ * Gary Jennejohn, DENX Software Engineering GmbH, garyj at denx.de.
+ *
+ * Based in part on board/icecube/icecube.c from PPCBoot
+ * (C) Copyright 2003 Intrinsyc Software
+ *
+ * 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 <command.h>
+#include <malloc.h>
+#include <environment.h>
+#include <logbuff.h>
+#include <post.h>
+
+#include <asm/processor.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+	/* taken from PPCBoot */
+	mtdcr(uicsr, 0xFFFFFFFF);	/* clear all ints */
+	mtdcr(uicer, 0x00000000);	/* disable all ints */
+	mtdcr(uiccr, 0x00000000);
+	mtdcr(uicpr, 0xFFFF7FFE);	/* set int polarities */
+	mtdcr(uictr, 0x00000000);	/* set int trigger levels */
+	mtdcr(uicsr, 0xFFFFFFFF);	/* clear all ints */
+	mtdcr(uicvcr, 0x00000001);	/* set vect base=0,INT0 highest priority */
+
+    	mtdcr(CPC0_SRR, 0x00040000);   /* Hold PCI bridge in reset */
+
+	return 0;
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard(void)
+{
+	char *s = getenv("serial#");
+#ifdef DISPLAY_BOARD_INFO
+	sys_info_t sysinfo;
+#endif
+
+	puts("Board: Quad100hd");
+
+	if (s != NULL) {
+		puts(", serial# ");
+		puts(s);
+	}
+	putc('\n');
+
+#ifdef DISPLAY_BOARD_INFO
+	/* taken from ppcboot */
+	get_sys_info(&sysinfo);
+
+	printf("\tVCO: %lu MHz\n", sysinfo.freqVCOMhz);
+	printf("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000);
+	printf("\tPLB: %lu MHz\n", sysinfo.freqPLB / 1000000);
+	printf("\tOPB: %lu MHz\n", sysinfo.freqOPB / 1000000);
+	printf("\tEPB: %lu MHz\n", sysinfo.freqPLB / (sysinfo.pllExtBusDiv *
+		1000000));
+	printf("\tPCI: %lu MHz\n", sysinfo.freqPCI / 1000000);
+#endif
+
+	return 0;
+}
+
+long int initdram(int board_type)
+{
+	return CFG_SDRAM_SIZE;
+}
diff --git a/board/quad100hd/u-boot.lds b/board/quad100hd/u-boot.lds
new file mode 100644
index 0000000..195d91b
--- /dev/null
+++ b/board/quad100hd/u-boot.lds
@@ -0,0 +1,133 @@
+/*
+ * (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
+{
+  .resetvec 0xFFFFFFFC :
+  {
+    *(.resetvec)
+  } = 0xffff
+
+  /* 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      :
+  {
+    cpu/ppc4xx/start.o	(.text)
+
+    *(.text)
+    *(.fixup)
+    *(.got1)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(.rodata)
+    *(.rodata1)
+    *(.rodata.str1.4)
+  }
+  .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 (NOLOAD)       :
+  {
+   *(.sbss) *(.scommon)
+   *(.dynbss)
+   *(.bss)
+   *(COMMON)
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}
diff --git a/include/configs/quad100hd.h b/include/configs/quad100hd.h
new file mode 100644
index 0000000..b2a7030
--- /dev/null
+++ b/include/configs/quad100hd.h
@@ -0,0 +1,293 @@
+/*
+ * (C) Copyright 2008
+ * Gary Jennejohn, DENX Software Engineering GmbH, garyj 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
+ */
+
+/************************************************************************
+ * quad100hd.h - configuration for Quad100hd board
+ ***********************************************************************/
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*-----------------------------------------------------------------------
+ * High Level Configuration Options
+ *----------------------------------------------------------------------*/
+#define CONFIG_QUAD100HD	1		/* Board is Quad100hd	*/
+#define CONFIG_4xx		1		/* ... PPC4xx family	*/
+#define CONFIG_405EP		1		/* Specifc 405EP support*/
+
+#define CONFIG_SYS_CLK_FREQ     33333333 /* external frequency to pll   */
+
+#define CONFIG_BOARD_EARLY_INIT_F 1		/* Call board_early_init_f */
+
+#define PLLMR0_DEFAULT		PLLMR0_266_133_66 /* no PCI */
+#define PLLMR1_DEFAULT		PLLMR1_266_133_66 /* no PCI */
+
+#define CFG_ENV_IS_IN_EEPROM    1   /* use the EEPROM for environment vars */
+
+#define CONFIG_NET_MULTI	1
+#define CONFIG_HAS_ETH1		1
+#define CONFIG_MII		1	/* MII PHY management		*/
+#define CONFIG_PHY_ADDR		0x01	/* PHY address			*/
+#define CFG_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */
+#define CONFIG_PHY_RESET	1
+#define CONFIG_PHY_RESET_DELAY	300	/* PHY RESET recovery delay	*/
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#undef CONFIG_CMD_ASKENV
+#undef CONFIG_CMD_CACHE
+#define CONFIG_CMD_DHCP
+#undef CONFIG_CMD_DIAG
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_ELF
+#define CONFIG_CMD_I2C
+#undef CONFIG_CMD_IRQ
+#define CONFIG_CMD_JFFS2
+#undef CONFIG_CMD_LOG
+#undef CONFIG_CMD_MII
+#define CONFIG_CMD_NAND
+#undef CONFIG_CMD_PING
+#define CONFIG_CMD_REGINFO
+
+#undef CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+/*-----------------------------------------------------------------------
+ * SDRAM
+ *----------------------------------------------------------------------*/
+/*
+ * SDRAM configuration (please see cpu/ppc/sdram.[ch])
+ */
+#define CONFIG_SDRAM_BANK0  1
+#define CFG_SDRAM_SIZE      0x02000000      /* 32 MB */
+
+/* FIX! SDRAM timings used in datasheet */
+#define CFG_SDRAM_CL            3       /* CAS latency */
+#define CFG_SDRAM_tRP           20      /* PRECHARGE command period */
+#define CFG_SDRAM_tRC           66      /* ACTIVE-to-ACTIVE command period */
+#define CFG_SDRAM_tRCD          20      /* ACTIVE-to-READ delay */
+#define CFG_SDRAM_tRFC          66      /* Auto refresh period */
+
+/* 
+ * JFFS2
+ */
+#define CFG_JFFS2_FIRST_BANK    0
+#ifdef  CFG_KERNEL_IN_JFFS2
+#define CFG_JFFS2_FIRST_SECTOR  0   /* JFFS starts at block 0 */
+#else /* kernel not in JFFS */
+#define CFG_JFFS2_FIRST_SECTOR  8   /* block 0-7 is kernel (1MB = 8 sectors) */
+#endif
+#define CFG_JFFS2_NUM_BANKS     1
+
+/*-----------------------------------------------------------------------
+ * Serial Port
+ *----------------------------------------------------------------------*/
+#undef	CFG_EXT_SERIAL_CLOCK			/* external serial clock */
+#define CFG_BASE_BAUD		691200
+#define CONFIG_BAUDRATE		115200
+#define CONFIG_SERIAL_MULTI
+
+/* The following table includes the supported baudrates */
+#define CFG_BAUDRATE_TABLE	\
+	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
+
+/*-----------------------------------------------------------------------
+ * Miscellaneous configurable options
+ *----------------------------------------------------------------------*/
+#define CFG_LONGHELP			/* undef to save memory		*/
+#define CFG_PROMPT	        "=> "	/* Monitor Command Prompt	*/
+#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_EXTBDINFO		1	/* To use extended board_info (bd_t) */
+
+#define CFG_HZ		        1000	/* decrementer freq: 1 ms ticks	*/
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
+
+#define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
+#define CONFIG_LOOPW            1       /* enable loopw command         */
+#define CONFIG_MX_CYCLIC        1       /* enable mdc/mwc commands      */
+#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
+#define CONFIG_VERSION_VARIABLE 1	/* include version env variable */
+
+/*-----------------------------------------------------------------------
+ * I2C
+ *----------------------------------------------------------------------*/
+#define CONFIG_HARD_I2C		1		/* I2C with hardware support	*/
+#undef	CONFIG_SOFT_I2C				/* I2C bit-banged		*/
+#define CFG_I2C_SPEED		400000		/* I2C speed and slave address	*/
+#define CFG_I2C_SLAVE		0x7F
+
+#define CFG_I2C_EEPROM_ADDR	0x50		/* base address */
+#define CFG_I2C_EEPROM_ADDR_LEN	2		/* bytes of address */
+
+#define CFG_EEPROM_PAGE_WRITE_BITS	5	/* 8 byte write page size */
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */
+#define CFG_EEPROM_SIZE			0x2000	
+
+/*-----------------------------------------------------------------------
+ * 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		0xFFC00000
+#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
+#define CFG_MONITOR_BASE	(TEXT_BASE)
+
+/*
+ * 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_FLASH_CFI			/* The flash is CFI compatible	*/
+#define	CFG_FLASH_CFI_DRIVER
+
+#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE }
+
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks	*/
+#define CFG_MAX_FLASH_SECT	128	/* max number of sectors 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_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster) */
+#define CFG_FLASH_INCREMENT      0       /* there is only one bank         */
+
+#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
+#define CFG_FLASH_QUIET_TEST	1	/* don't warn upon unknown flash */
+
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE	0x10000	/* size of one complete sector	*/
+#define	CFG_ENV_SIZE		0x10000	/* Total Size of Environment Sector */
+#define CFG_ENV_OFFSET		0x00050000 /* Offset of Environment Sector  */
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + CFG_ENV_OFFSET)
+#endif
+
+#ifdef CFG_ENV_IS_IN_EEPROM
+#define CFG_ENV_SIZE		0x400		/* Size of Environment vars */
+#define CFG_ENV_OFFSET		0x00000000
+#define CFG_ENABLE_CRC_16	1       /* Intrinsyc formatting used crc16 */
+#endif
+
+/* partly from PPCBoot */
+/* NAND */
+#define CONFIG_NAND
+#ifdef CONFIG_NAND
+#define CFG_NAND_BASE   0x60000000
+#define CFG_NAND_CS	10   /* our CS is GPIO10 */
+#define CFG_NAND_RDY	23   /* our RDY is GPIO23 */
+#define CFG_NAND_CE	24   /* our CE is GPIO24  */
+#define CFG_NAND_CLE	31   /* our CLE is GPIO31 */
+#define CFG_NAND_ALE	30   /* our ALE is GPIO30 */
+#define NAND_MAX_CHIPS	1
+#define CFG_MAX_NAND_DEVICE	1
+#endif
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in data cache)
+ */
+/* use on chip memory (OCM) for temperary stack until sdram is tested */
+/* see ./cpu/ppc4xx/start.S */
+#define CFG_TEMP_STACK_OCM	1
+
+/* On Chip Memory location */
+#define CFG_OCM_DATA_ADDR	0xF8000000
+#define CFG_OCM_DATA_SIZE	0x1000
+#define CFG_INIT_RAM_ADDR	CFG_OCM_DATA_ADDR /* inside of OCM		*/
+#define CFG_INIT_RAM_END	CFG_OCM_DATA_SIZE /* End of used area in RAM	*/
+
+#define CFG_GBL_DATA_SIZE	128  /* 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
+
+/*-----------------------------------------------------------------------
+ * External Bus Controller (EBC) Setup
+ * Taken from PPCBoot board/icecube/icecube.h
+ */
+
+/* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/ndfc.c */
+#define CFG_EBC_PB0AP		0x04002480
+/* AMD NOR flash - this corresponds to FLASH_BASE so may be correct */
+#define CFG_EBC_PB0CR		0xFFC5A000
+#define CFG_EBC_PB1AP           0x04005480
+#define CFG_EBC_PB1CR           0x60018000
+#define CFG_EBC_PB2AP           0x00000000
+#define CFG_EBC_PB2CR           0x00000000
+#define CFG_EBC_PB3AP           0x00000000
+#define CFG_EBC_PB3CR           0x00000000
+#define CFG_EBC_PB4AP           0x00000000
+#define CFG_EBC_PB4CR           0x00000000
+
+/*-----------------------------------------------------------------------
+ * Definitions for GPIO setup (PPC405EP specific)
+ *
+ * Taken in part from PPCBoot board/icecube/icecube.h
+ */
+/* see ./cpu/ppc4xx/cpu_init.c ./cpu/ppc4xx/start.S */
+#define CFG_GPIO0_OSRH		0x55555550
+#define CFG_GPIO0_OSRL		0x00000110
+#define CFG_GPIO0_ISR1H		0x00000000
+#define CFG_GPIO0_ISR1L		0x15555445
+#define CFG_GPIO0_TSRH		0x00000000
+#define CFG_GPIO0_TSRL		0x00000000
+#define CFG_GPIO0_TCR		0xFFFF8097
+#define CFG_GPIO0_ODR		0x00000000
+
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
+#endif
+
+/* ENVIRONMENT VARS */
+
+#define CONFIG_IPADDR		192.168.1.67
+#define CONFIG_SERVERIP		192.168.1.50
+#define CONFIG_GATEWAYIP	192.168.1.1
+#define CONFIG_NETMASK		255.255.255.0
+#define CONFIG_LOADADDR		300000
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds */
+
+/* pass open firmware flat tree */
+#define CONFIG_OF_LIBFDT	1
+
+#endif	/* __CONFIG_H */
-- 
1.5.5


---
Gary Jennejohn




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