[U-Boot] [PATCH] V2 Add Support for the galaxy5200

Eric Millbrandt emillbrandt at coldhaus.com
Thu Aug 13 01:20:11 CEST 2009


Add support for the DEKA Research and Development galaxy5200 board.
Amended with comments from Wolfgang.
Make change to top level makefile per Wolfgang's suggestion.

Signed-off-by: Eric Millbrandt <emillbrandt at dekaresearch.com>
---
 MAINTAINERS                   |    4 +
 MAKEALL                       |    1 +
 Makefile                      |    6 +
 board/galaxy5200/Makefile     |   50 +++++
 board/galaxy5200/config.mk    |   45 +++++
 board/galaxy5200/galaxy5200.c |  199 +++++++++++++++++++
 include/configs/galaxy5200.h  |  428 +++++++++++++++++++++++++++++++++++++++++
 7 files changed, 733 insertions(+), 0 deletions(-)
 create mode 100644 board/galaxy5200/Makefile
 create mode 100644 board/galaxy5200/config.mk
 create mode 100644 board/galaxy5200/galaxy5200.c
 create mode 100644 include/configs/galaxy5200.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 620604c..85ba8d2 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -616,6 +616,10 @@ David M
 	smdk2410	ARM920T
 	VCMA9		ARM920T
 
+Eric Millbrandt <emillbrandt at dekaresearch.com>
+
+	galaxy5200	mpc5200
+
 Rolf Offermanns <rof at sysgo.de>
 
 	shannon		SA1100
diff --git a/MAKEALL b/MAKEALL
index edebaea..65cd6d0 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -50,6 +50,7 @@ LIST_5xxx="		\
 	digsy_mtc	\
 	EVAL5200	\
 	fo300		\
+	galaxy5200	\
 	icecube_5100	\
 	icecube_5200	\
 	inka4x0		\
diff --git a/Makefile b/Makefile
index 329e0f5..569549c 100644
--- a/Makefile
+++ b/Makefile
@@ -531,6 +531,12 @@ digsy_mtc_RAMBOOT_config:	unconfig
 		}
 	@$(MKCONFIG) -a digsy_mtc  ppc mpc5xxx digsy_mtc
 
+galaxy5200_LOWBOOT_config \
+galaxy5200_config:	unconfig
+	@mkdir -p $(obj)include
+	@echo "#define CONFIG_$(@:_config=) 1" >$(obj)include/config.h
+	@$(MKCONFIG) -a galaxy5200 ppc mpc5xxx galaxy5200
+
 hmi1001_config:	unconfig
 	@$(MKCONFIG) hmi1001 ppc mpc5xxx hmi1001
 
diff --git a/board/galaxy5200/Makefile b/board/galaxy5200/Makefile
new file mode 100644
index 0000000..22ce8e6
--- /dev/null
+++ b/board/galaxy5200/Makefile
@@ -0,0 +1,50 @@
+#
+# (C) Copyright 2003-2007
+# 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
+#
+
+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)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/galaxy5200/config.mk b/board/galaxy5200/config.mk
new file mode 100644
index 0000000..c6398b2
--- /dev/null
+++ b/board/galaxy5200/config.mk
@@ -0,0 +1,45 @@
+#
+# (C) Copyright 2003
+# 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
+#
+
+#
+# galaxy5200 board:
+#
+#	Valid values for TEXT_BASE are:
+#
+#	0xFFF00000   boot high (standard configuration)
+#	0xFE000000   boot low
+#	0x00100000   boot from RAM (for testing only) does not work
+#
+
+sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
+
+ifdef CONFIG_galaxy5200_LOWBOOT
+TEXT_BASE = 0xFE000000
+endif
+
+ifndef TEXT_BASE
+## Standard: boot high
+TEXT_BASE = 0xFFF00000
+endif
+
+PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board
diff --git a/board/galaxy5200/galaxy5200.c b/board/galaxy5200/galaxy5200.c
new file mode 100644
index 0000000..5aa9d3a
--- /dev/null
+++ b/board/galaxy5200/galaxy5200.c
@@ -0,0 +1,199 @@
+/*
+ * (C) Copyright 2003
+ * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+ *
+ * (C) Copyright 2004
+ * Mark Jonas, Freescale Semiconductor, mark.jonas at motorola.com.
+ *
+ * (C) Copyright 2006
+ * Eric Schumann, Phytec Messtechnik GmbH
+ *
+ * (C) Copyright 2009
+ * Eric Millbrandt, DEKA Research and Development Corporation
+ *
+ * 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 <mpc5xxx.h>
+#include <pci.h>
+#include <asm-ppc/io.h>
+
+#ifndef CONFIG_SYS_RAMBOOT
+static void sdram_start(int hi_addr)
+{
+	volatile struct mpc5xxx_cdm *cdm =
+		(struct mpc5xxx_cdm *)MPC5XXX_CDM;
+	volatile struct mpc5xxx_sdram *sdram =
+		(struct mpc5xxx_sdram *)MPC5XXX_SDRAM;
+
+	long hi_addr_bit = hi_addr ? 0x01000000 : 0;
+
+	/* unlock mode register */
+	out_be32 (&sdram->ctrl,
+		(SDRAM_CONTROL | 0x80000000 | hi_addr_bit));
+
+	/* precharge all banks */
+	out_be32 (&sdram->ctrl,
+		(SDRAM_CONTROL | 0x80000002 | hi_addr_bit));
+
+#ifdef SDRAM_DDR
+	/* set mode register: extended mode */
+	out_be32 (&sdram->mode, (SDRAM_EMODE));
+
+	/* set mode register: reset DLL */
+	out_be32 (&sdram->mode, (SDRAM_MODE | 0x04000000));
+#endif
+
+	/* precharge all banks */
+	out_be32 (&sdram->ctrl,
+		(SDRAM_CONTROL | 0x80000002 | hi_addr_bit));
+
+	/* auto refresh */
+	out_be32 (&sdram->ctrl,
+		(SDRAM_CONTROL | 0x80000004 | hi_addr_bit));
+
+	/* set mode register */
+	out_be32 (&sdram->mode, (SDRAM_MODE));
+
+	/* normal operation */
+	out_be32 (&sdram->ctrl,
+		(SDRAM_CONTROL | hi_addr_bit));
+
+	/* set CDM clock enable register, set MPC5200B SDRAM bus */
+	/* to reduced driver strength */
+	out_be32 (&cdm->clock_enable, (0x00CFFFFF));
+}
+#endif
+
+/*
+ * ATTENTION: Although partially referenced initdram does NOT make
+ *	real use of CONFIG_SYS_SDRAM_BASE. The code does not
+ *	work if CONFIG_SYS_SDRAM_BASE
+ *	is something else than 0x00000000.
+ */
+
+phys_size_t initdram(int board_type)
+{
+	volatile struct mpc5xxx_mmap_ctl *mm =
+		(struct mpc5xxx_mmap_ctl *)CONFIG_SYS_MBAR;
+	volatile struct mpc5xxx_sdram *sdram =
+		(struct mpc5xxx_sdram *)MPC5XXX_SDRAM;
+	ulong dramsize = 0;
+	ulong dramsize2 = 0;
+#ifndef CONFIG_SYS_RAMBOOT
+	ulong test1, test2;
+
+	/* setup SDRAM chip selects */
+							 /* 256MB at 0x0 */
+	out_be32 (&mm->sdram0, 0x0000001b);
+							 /* disabled */
+	out_be32 (&mm->sdram1, 0x10000000);
+
+	/* setup config registers */
+	out_be32 (&sdram->config1, SDRAM_CONFIG1);
+	out_be32 (&sdram->config2, SDRAM_CONFIG2);
+
+	/* find RAM size using SDRAM CS0 only */
+	sdram_start(0);
+	test1 = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE, 0x10000000);
+	sdram_start(1);
+	test2 = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE, 0x10000000);
+	if (test1 > test2) {
+		sdram_start(0);
+		dramsize = test1;
+	} else
+		dramsize = test2;
+
+	/* memory smaller than 1MB is impossible */
+	if (dramsize < (1 << 20))
+		dramsize = 0;
+
+	/* set SDRAM CS0 size according to the amount of RAM found */
+	if (dramsize > 0) {
+		out_be32 (&mm->sdram0,
+			(0x13 + __builtin_ffs(dramsize >> 20) - 1));
+	} else {
+							/* disabled */
+		out_be32 (&mm->sdram0, 0);
+	}
+
+#else /* CONFIG_SYS_RAMBOOT */
+
+	/* retrieve size of memory connected to SDRAM CS0 */
+	dramsize = in_be32(&mm->sdram0) & 0xFF;
+	if (dramsize >= 0x13)
+		dramsize = (1 << (dramsize - 0x13)) << 20;
+	else
+		dramsize = 0;
+
+	/* retrieve size of memory connected to SDRAM CS1 */
+	dramsize2 = in_be32(&mm->sdram1) & 0xFF;
+	if (dramsize2 >= 0x13)
+		dramsize2 = (1 << (dramsize2 - 0x13)) << 20;
+	else
+		dramsize2 = 0;
+
+#endif /* CONFIG_SYS_RAMBOOT */
+
+	return dramsize + dramsize2;
+}
+
+int checkboard(void)
+{
+	puts("Board: galaxy5200\n");
+	return 0;
+}
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t * bd)
+{
+	ft_cpu_setup(blob, bd);
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
+
+#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET)
+
+void init_ide_reset (void)
+{
+	volatile struct mpc5xxx_gpt *gpt = (struct mpc5xxx_gpt *)MPC5XXX_GPT;
+	debug ("init_ide_reset\n");
+
+	/* Configure TIMER_5 as GPIO output for ATA reset */
+	/* Deassert reset */
+	gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT1 | MPC5XXX_GPT_TMS_GPIO;
+}
+
+void ide_set_reset (int idereset)
+{
+	volatile struct mpc5xxx_gpt *gpt = (struct mpc5xxx_gpt *)MPC5XXX_GPT;
+	debug ("ide_reset(%d)\n", idereset);
+
+	/* Configure TIMER_5 as GPIO output for ATA reset */
+	if (idereset) {
+		gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT0 | MPC5XXX_GPT_TMS_GPIO;
+
+		/* Make a delay. MPC5200 spec says 25 usec min */
+		udelay(50);
+	} else {
+		gpt[5].emsr = MPC5XXX_GPT_GPIO_OUT1 | MPC5XXX_GPT_TMS_GPIO;
+		udelay(50);
+	}
+}
+#endif /* defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_RESET) */
diff --git a/include/configs/galaxy5200.h b/include/configs/galaxy5200.h
new file mode 100644
index 0000000..8f7deb8
--- /dev/null
+++ b/include/configs/galaxy5200.h
@@ -0,0 +1,428 @@
+/*
+ * (C) Copyright 2003-2005
+ * Wolfgang Denk, DENX Software Engineering, wd at denx.de.
+ *
+ * (C) Copyright 2006
+ * Eric Schumann, Phytec Messatechnik GmbH
+ *
+ * (C) Copyright 2009
+ * Jon Smirl <jonsmirl at gmail.com>
+ *
+ * (C) Copyright 2009
+ * Eric Millbrandt, DEKA Research and Development Corporation
+ *
+ * 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define CONFIG_BOARDINFO	 "galaxy5200"
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_MPC5xxx		1	/* This is an MPC5xxx CPU */
+#define CONFIG_MPC5200		1	/* (more precisely an MPC5200 CPU) */
+#define CONFIG_SYS_MPC5XXX_CLKIN 33333333	/* ... running at 33.333333MHz */
+#define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM		0x02	/* Software reboot */
+
+/*
+ * Serial console configuration
+ */
+#define CONFIG_PSC_CONSOLE	4	/* console is on PSC4 -> */
+					/* define gps port conf. */
+					/* register later on to  */
+					/* enable UART function! */
+#define CONFIG_BAUDRATE		115200	/* ... at 115200 bps */
+#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_DATE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_SNTP
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_USB
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_FAT
+
+#define	CONFIG_TIMESTAMP	1	/* Print image info with timestamp */
+
+#if (TEXT_BASE == 0xFE000000)		/* Boot low */
+#define CONFIG_SYS_LOWBOOT 1
+#endif
+/* RAMBOOT will be defined automatically in memory section */
+
+#define MTDIDS_DEFAULT 		"nor0=physmap-flash.0"
+#define MTDPARTS_DEFAULT   	"mtdparts=physmap-flash.0:256k(ubootl)," \
+	"1792k(kernel),13312k(jffs2),256k(uboot)ro,256k(oftree),-(space)"
+
+/*
+ * Autobooting
+ */
+#define CONFIG_BOOTDELAY	3	/* autoboot after 3 seconds */
+#define CONFIG_ZERO_BOOTDELAY_CHECK	/* allow stopping of boot process */
+					/* even with bootdelay=0 */
+#undef	CONFIG_BOOTARGS
+
+#define CONFIG_PREBOOT	"echo;"	\
+	"echo Welcome to U-Boot"\
+	"echo"
+
+/*
+ * IPB Bus clocking configuration.
+ */
+#define CONFIG_SYS_IPBCLK_EQUALS_XLBCLK	/* define for 133MHz speed */
+#define CONFIG_SYS_XLB_PIPELINING	1
+
+/*
+ * I2C configuration
+ */
+#define CONFIG_HARD_I2C 1		/* I2C with hardware support */
+#define CONFIG_SYS_I2C_MODULE 2		/* Select I2C module #1 or #2 */
+#define CONFIG_SYS_I2C_SPEED 100000	/* 100 kHz */
+#define CONFIG_SYS_I2C_SLAVE 0x7F
+
+/*
+ * EEPROM CAT24WC32 configuration
+ */
+#define CONFIG_SYS_I2C_EEPROM_ADDR	0x52	/* 1010100x */
+#define CONFIG_SYS_I2C_FACT_ADDR	0x52	/* EEPROM CAT24WC32 */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2	/* Bytes of address */
+#define CONFIG_SYS_EEPROM_SIZE		4096
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 15
+
+/*
+ * RTC configuration
+ */
+#define RTC
+#define CONFIG_RTC_DS3231		1
+#define CONFIG_SYS_I2C_RTC_ADDR		0x68
+
+/*
+ * Flash configuration
+ */
+
+#define CONFIG_SYS_FLASH_BASE		0xfe000000
+/*
+ * The flash size is autoconfigured, but cpu/mpc5xxx/cpu_init.c needs this
+ * variable defined 
+ */
+#define CONFIG_SYS_FLASH_SIZE		0x02000000
+#define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE }
+
+#define CONFIG_SYS_FLASH_CFI 1		/* Flash is CFI conformant */
+#define CONFIG_FLASH_CFI_DRIVER	1	/* Use the common driver */
+#define CONFIG_SYS_FLASH_EMPTY_INFO
+#define CONFIG_SYS_MAX_FLASH_SECT 259	/* max num of sects on one chip */
+#define CONFIG_SYS_MAX_FLASH_BANKS 1	/* max num of flash banks */
+					/* (= chip selects) */
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+
+/*
+ * Use hardware protection. This seems required, as the BDI uses hardware
+ * protection. Without this, U-Boot can't work with this sectors as its
+ * protection is software only by default.
+ */
+#define CONFIG_SYS_FLASH_PROTECTION	1
+
+/*
+ * Environment settings
+ */
+
+#define CONFIG_ENV_IS_IN_EEPROM	1
+#define CONFIG_ENV_OFFSET	0x00	/* environment starts at the */
+					/* beginning of the EEPROM */
+#define CONFIG_ENV_SIZE		CONFIG_SYS_EEPROM_SIZE
+
+#define CONFIG_ENV_OVERWRITE	1
+
+/*
+ * SDRAM configuration
+ */
+#define SDRAM_DDR	1
+#define SDRAM_MODE	0x018D0000
+#define SDRAM_EMODE	0x40090000
+#define SDRAM_CONTROL	0x71500F00
+#define SDRAM_CONFIG1	0x73711930
+#define SDRAM_CONFIG2	0x47770000
+
+/*
+ * Memory map
+ */
+#define CONFIG_SYS_MBAR	0xF0000000	/* MBAR has to be switched by other */
+					/* bootloader or debugger config */
+#define CONFIG_SYS_SDRAM_BASE		0x00000000
+#define CONFIG_SYS_DEFAULT_MBAR		0x80000000
+
+/* Use SRAM until RAM will be available */
+#define CONFIG_SYS_INIT_RAM_ADDR	MPC5XXX_SRAM
+
+/* End of used area in SPRAM */
+#define CONFIG_SYS_INIT_RAM_END		MPC5XXX_SRAM_SIZE
+
+/* Size in bytes reserved for initial data */
+#define CONFIG_SYS_GBL_DATA_SIZE	128
+
+#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - \
+						CONFIG_SYS_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
+
+#define CONFIG_SYS_MONITOR_BASE	TEXT_BASE
+#if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
+#	define CONFIG_SYS_RAMBOOT		1
+#endif
+
+#define CONFIG_SYS_MONITOR_LEN (192 << 10)	/* Reserve 192 kB for Monitor */
+#define CONFIG_SYS_MALLOC_LEN (128 << 10)	/* Reserve 128 kB for malloc() */
+#define CONFIG_SYS_BOOTMAPSZ (8 << 20)	/* Initial Memory map for Linux */
+
+/* Chip Select configuration for NAND flash */
+#define CONFIG_SYS_CS1_START		0x20000000
+#define CONFIG_SYS_CS1_SIZE		0x90000
+#define CONFIG_SYS_CS1_CFG		0x0002d900
+
+/*
+ * Ethernet configuration
+ */
+#define CONFIG_MPC5xxx_FEC		1
+#define CONFIG_MPC5xxx_FEC_MII100
+#define CONFIG_PHY_ADDR			0x01
+#define CONFIG_NO_AUTOLOAD		1
+
+/*
+ * GPIO configuration
+ *
+ * GPS port configuration
+ *
+ * [29:31] = 01x
+ * AC97 on PSC1
+ * PSC1_0 -> AC97 SDATA out
+ * PSC1_1 -> AC97 SDTA in
+ * PSC1_2 -> AC97 SYNC out
+ * PSC1_3 -> AC97 bitclock out
+ * PSC1_4 -> AC97 reset out
+ *
+ * [28] = Reserved
+ *
+ * [25:27] = 110
+ * SPI on PSC2
+ * PSC2_0 -> MOSI
+ * PSC2_1 -> MISO
+ * PSC2_2 -> n/a
+ * PSC2_3 -> CLK
+ * PSC2_4 -> SS
+ *
+ * [24] = Reserved
+ *
+ * [20:23] = 0001
+ * USB on PSC3
+ * PSC3_0 -> USB_OE OE out
+ * PSC3_1 -> USB_TXN Tx- out
+ * PSC3_2 -> USB_TXP Tx+ out
+ * PSC3_3 -> USB_TXD
+ * PSC3_4 -> USB_RXP Rx+ in
+ * PSC3_5 -> USB_RXN Rx- in
+ * PSC3_6 -> USB_PWR PortPower out
+ * PSC3_7 -> USB_SPEED speed out
+ * PSC3_8 -> USB_SUSPEND suspend
+ * PSC3_9 -> USB_OVRCURNT overcurrent in
+ *
+ * [18:19] = 10
+ * Two UARTs
+ *
+ * [17] = 0
+ * USB differential mode
+ *
+ * [16] = 1
+ * PCI disabled
+ *
+ * [12:15] = 0101
+ * Ethernet 100Mbit with MD
+ * ETH_0 -> ETH Txen
+ * ETH_1 -> ETH TxD0
+ * ETH_2 -> ETH TxD1
+ * ETH_3 -> ETH TxD2
+ * ETH_4 -> ETH TxD3
+ * ETH_5 -> ETH Txerr
+ * ETH_6 -> ETH MDC
+ * ETH_7 -> ETH MDIO
+ * ETH_8 -> ETH RxDv
+ * ETH_9 -> ETH RxCLK
+ * ETH_10 -> ETH Collision
+ * ETH_11 -> ETH TxD
+ * ETH_12 -> ETH RxD0
+ * ETH_13 -> ETH RxD1
+ * ETH_14 -> ETH RxD2
+ * ETH_15 -> ETH RxD3
+ * ETH_16 -> ETH Rxerr
+ * ETH_17 -> ETH CRS
+ *
+ * [9:11] = 111
+ * SPI on PSC6
+ * PSC6_0 -> MISO
+ * PSC6_1 -> SS#
+ * PSC6_2 -> MOSI
+ * PSC6_3 -> CLK
+ *
+ * [8] = 0
+ * IrDA/USB 48MHz clock generated internally
+ *
+ * [6:7] = 01
+ * ATA chip selects on csb_4/5
+ * CSB_4 -> ATA_CS0 out
+ * CSB_5 -> ATA_CS1 out
+ *
+ * [5] = 1
+ * PSC3_4 is used as CS6
+ *
+ * [4] = 1
+ * PSC3_5 is used as CS7
+ *
+ * [2:3] = 00
+ * No Alternatives
+ *
+ * [1] = 0
+ * gpio_wkup_7 is GPIO
+ *
+ * [0] = 0
+ * gpio_wkup_6 is GPIO
+ *
+ */
+#define CONFIG_SYS_GPS_PORT_CONFIG	0x0d75a162
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CONFIG_SYS_LONGHELP			/* undef to save memory */
+#define CONFIG_SYS_PROMPT "uboot> "		/* Monitor Command Prompt */
+
+#define CONFIG_CMDLINE_EDITING 1		/* add command line history */
+
+#define CONFIG_SYS_CACHELINE_SIZE 32		/* For MPC5xxx CPUs */
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_SYS_CACHELINE_SHIFT 5		/* log base 2 of the above value */
+#endif
+
+#if defined(CONFIG_CMD_KGDB)
+#define CONFIG_SYS_CBSIZE 1024			/* Console I/O Buffer Size */
+#else
+#define CONFIG_SYS_CBSIZE 512			/* Console I/O Buffer Size */
+#endif
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+						/* Print Buffer Size */
+#define CONFIG_SYS_MAXARGS 32			/* max number of command args */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */
+
+#define CONFIG_SYS_MEMTEST_START 0x00100000	/* memtest works on */
+#define CONFIG_SYS_MEMTEST_END 0x00f00000	/* 1 ... 15 MB in DRAM */
+
+#define CONFIG_SYS_LOAD_ADDR 0x400000		/* default load address */
+#define CONFIG_SYS_HZ 1000			/* decrementer freq: 1 ms ticks */
+
+#define CONFIG_DISPLAY_BOARDINFO 1
+
+#define CONFIG_SYS_HUSH_PARSER 1
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
+
+#define CONFIG_CRC32_VERIFY  1
+
+#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT | \
+				 CONFIG_BOOTP_DNS | \
+				 CONFIG_BOOTP_DNS2 | \
+				 CONFIG_BOOTP_SEND_HOSTNAME )
+
+/*
+ * Various low-level settings
+ */
+#define CONFIG_SYS_HID0_INIT		HID0_ICE | HID0_ICFI
+#define CONFIG_SYS_HID0_FINAL		HID0_ICE
+
+/* no burst access on the LPB */
+#define CONFIG_SYS_CS_BURST		0x00000000
+/* one deadcycle for the 33MHz statemachine */
+#define CONFIG_SYS_CS_DEADCYCLE		0x33333331
+
+#define CONFIG_SYS_BOOTCS_CFG		0x0002d900
+#define CONFIG_SYS_BOOTCS_START		CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_BOOTCS_SIZE		CONFIG_SYS_FLASH_SIZE
+
+#define CONFIG_SYS_RESET_ADDRESS 	0xff000000
+
+/*
+ * USB settings
+ */
+#define CONFIG_USB_CLOCK		0x0001bbbb
+/* USB is on PSC3 */
+#define CONFIG_PSC3_USB
+#define CONFIG_USB_CONFIG		0x00000100
+#define CONFIG_USB_OHCI
+#define CONFIG_USB_STORAGE
+
+/*
+ * IDE/ATA stuff Supports IDE harddisk
+ */
+#undef  CONFIG_IDE_8xx_PCCARD	/* Use IDE with PC Card Adapter */
+#undef	CONFIG_IDE_8xx_DIRECT	/* Direct IDE not supported */
+#undef	CONFIG_IDE_LED		/* LED for ide not supported */
+
+#define	CONFIG_IDE_RESET 1	/* reset for ide supported */
+#define CONFIG_IDE_PREINIT
+#define CONFIG_SYS_IDE_MAXBUS 1	/* max. 1 IDE bus */
+#define CONFIG_SYS_IDE_MAXDEVICE 2	/* max. 2 drives per IDE bus */
+#define CONFIG_SYS_ATA_IDE0_OFFSET	0x0000
+#define CONFIG_SYS_ATA_BASE_ADDR	MPC5XXX_ATA
+/* Offset for data I/O			*/
+#define CONFIG_SYS_ATA_DATA_OFFSET	(0x0060)
+/* Offset for normal register accesses	*/
+#define CONFIG_SYS_ATA_REG_OFFSET	(CONFIG_SYS_ATA_DATA_OFFSET)
+/* Offset for alternate registers	*/
+#define CONFIG_SYS_ATA_ALT_OFFSET	(0x005C)
+/* Interval between registers */
+#define CONFIG_SYS_ATA_STRIDE		4
+#define CONFIG_ATAPI			1
+
+/* we enable IDE and FAT support, so we also need partition support */
+#define CONFIG_DOS_PARTITION 1
+
+/*
+ * Open Firmware flat tree
+ */
+#define CONFIG_OF_LIBFDT		1
+#define CONFIG_OF_BOARD_SETUP		1
+
+#define OF_CPU				"PowerPC,5200 at 0"
+#define OF_TBCLK			CONFIG_SYS_MPC5XXX_CLKIN
+#define OF_SOC				"soc5200 at f0000000"
+#define OF_STDOUT_PATH			"/soc5200 at f0000000/serial at 2600"
+
+#endif /* __CONFIG_H */
-- 
1.6.3.1



More information about the U-Boot mailing list