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authorJohn Rigby <jcrigby@gmail.com>2010-01-25 23:12:58 -0700
committerTom Rix <Tom.Rix@windriver.com>2010-03-07 12:36:36 -0600
commit6895d4510a7758595b85b48a7f449bd61dfc812f (patch)
tree7b3423467a075bb68e78eee05c59034cd30f542a /include/configs/tx25.h
parent740d6ae5b982496fcea0666b2207cb34cc0e6015 (diff)
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Add support for KARO TX25 board
This is an i.MX25 base board with only NAND so it uses nand_spl to boot. Signed-off-by: John Rigby <jcrigby@gmail.com> Tune configuration, add support for (redundant) environment in NAND. Signed-off-by: Wolfgang Denk <wd@denx.de> Acked-by: Wolfgang Denk <wd@denx.de> CC: Fred Fan <fanyefeng@gmail.com> CC: Tom <Tom.Rix@windriver.com>
Diffstat (limited to 'include/configs/tx25.h')
-rw-r--r--include/configs/tx25.h179
1 files changed, 179 insertions, 0 deletions
diff --git a/include/configs/tx25.h b/include/configs/tx25.h
new file mode 100644
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--- /dev/null
+++ b/include/configs/tx25.h
@@ -0,0 +1,179 @@
+/*
+ * (C) Copyright 2009 DENX Software Engineering
+ * Author: John Rigby <jrigby@gmail.com>
+ *
+ * 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
+
+
+/*
+ * KARO TX25 board - SoC Configuration
+ */
+#define CONFIG_ARM926EJS /* arm926ejs CPU core */
+#define CONFIG_MX25
+#define CONFIG_TX25
+#define CONFIG_MX25_CLK32 32000 /* OSC32K frequency */
+#define CONFIG_SYS_HZ 1000
+
+#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* 256 kB for U-Boot */
+
+/* NAND BOOT is the only boot method */
+#define CONFIG_NAND_U_BOOT
+
+#ifdef CONFIG_NAND_SPL
+/* Start copying real U-boot from the second page */
+#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800
+#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000
+/* Load U-Boot to this address */
+#define CONFIG_SYS_NAND_U_BOOT_DST 0x81f00000
+#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST
+
+#define CONFIG_SYS_NAND_PAGE_SIZE 2048
+#define CONFIG_SYS_NAND_SPARE_SIZE 64
+#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
+#define CONFIG_SYS_NAND_PAGE_COUNT 64
+#define CONFIG_SYS_NAND_SIZE (128 * 1024 * 1024)
+#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0
+#else
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT
+#endif
+
+#define CONFIG_DISPLAY_CPUINFO
+
+#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
+#define CONFIG_SETUP_MEMORY_TAGS 1
+#define CONFIG_INITRD_TAG 1
+
+/*
+ * Memory Info
+ */
+/* malloc() len */
+#define CONFIG_SYS_MALLOC_LEN (1 << 20) /* 1 MiB */
+/* reserved for initial data */
+#define CONFIG_SYS_GBL_DATA_SIZE 128
+/*
+ * Board has 2 32MB banks of DRAM but there is a bug when using
+ * both so only the first is configured
+ */
+#define CONFIG_NR_DRAM_BANKS 1
+
+#define PHYS_SDRAM_1 0x80000000
+#define PHYS_SDRAM_1_SIZE 0x02000000
+#if (CONFIG_NR_DRAM_BANKS == 2)
+#define PHYS_SDRAM_2 0x90000000
+#define PHYS_SDRAM_2_SIZE 0x02000000
+#endif
+/* 8MB DRAM test */
+#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1
+#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM_1+0x0800000)
+#define CONFIG_STACKSIZE (256 * 1024) /* regular stack */
+
+/*
+ * Serial Info
+ */
+#define CONFIG_MXC_UART 1
+#define CONFIG_SYS_MX25_UART1 1
+#define CONFIG_CONS_INDEX 1 /* use UART0 for console */
+#define CONFIG_BAUDRATE 115200 /* Default baud rate */
+#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * Flash & Environment
+ */
+/* No NOR flash present */
+#define CONFIG_SYS_NO_FLASH 1
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_ENV_OFFSET CONFIG_SYS_MONITOR_LEN
+#define CONFIG_ENV_SIZE (128 * 1024) /* 128 kB NAND block size */
+#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
+
+/* NAND */
+#define CONFIG_NAND_MXC
+#define CONFIG_NAND_MXC_V1_1
+#define CONFIG_MXC_NAND_REGS_BASE (0xBB000000)
+#define CONFIG_SYS_MAX_NAND_DEVICE 1
+#define CONFIG_SYS_NAND_BASE (0xBB000000)
+#define CONFIG_JFFS2_NAND
+#define CONFIG_MXC_NAND_HWECC
+#define CONFIG_SYS_NAND_LARGEPAGE
+
+#define CONFIG_SYS_64BIT_VSPRINTF
+
+/* U-Boot general configuration */
+#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
+/* Print buffer sz */
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS 32 /* max number of command args */
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_LONGHELP
+
+/* U-Boot commands */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_NAND
+
+/*
+ * Ethernet
+ */
+#define CONFIG_FEC_MXC
+#define CONFIG_FEC_MXC_PHYADDR 0x1f
+#define CONFIG_MII
+#define CONFIG_CMD_NET
+#define CONFIG_NET_MULTI
+#define BOARD_LATE_INIT
+#define CONFIG_ENV_OVERWRITE
+
+#define CONFIG_BOOTDELAY 5
+
+#define CONFIG_LOADADDR 0x81000000 /* loadaddr env var */
+#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
+
+#define xstr(s) str(s)
+#define str(s) #s
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "netdev=eth0\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" \
+ "addtty=setenv bootargs ${bootargs}" \
+ " console=ttymxc0,${baudrate}\0" \
+ "addmtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
+ "addmisc=setenv bootargs ${bootargs}\0" \
+ "u-boot=tx25/u-boot.bin\0" \
+ "kernel_addr_r=" xstr(CONFIG_LOADADDR) "\0" \
+ "hostname=tx25\0" \
+ "bootfile=tx25/uImage\0" \
+ "rootpath=/opt/eldk/arm\0" \
+ "net_nfs=tftp ${kernel_addr_r} ${bootfile};" \
+ "run nfsargs addip addtty addmtd addmisc;" \
+ "bootm\0" \
+ "bootcmd=run net_nfs\0" \
+ "load=tftp ${loadaddr} ${u-boot}\0" \
+ "update=nand erase 0 40000;nand write ${loadaddr} 0 40000\0" \
+ "upd=run load update\0" \
+
+#endif /* __CONFIG_H */