ENGR00121379: MX28 U-BOOT enhancements

MX28 U-BOOT enhancements.

Signed-off-by: Terry Lv <r65388@freescale.com>

1 files changed, 140 insertions, 0 deletions

diff --git a/include/configs/mx28_evk.h b/include/configs/mx28_evk.h
new file mode 100644
index 0000000..fa6069e
--- /dev/null
+++ b/include/configs/mx28_evk.h
@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ *
+ * 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 __MX28_EVK_H
+#define __MX28_EVK_H
+
+#include <asm/arch/mx28.h>
+
+/*
+ * SoC configurations
+ */
+#define CONFIG_MX28				/* i.MX28 SoC */
+#define CONFIG_SYS_HZ		1000		/* Ticks per second */
+/* ROM loads UBOOT into DRAM */
+#define CONFIG_SKIP_RELOCATE_UBOOT
+
+/*
+ * Memory configurations
+ */
+#define CONFIG_NR_DRAM_BANKS	1		/* 1 bank of DRAM */
+#define PHYS_SDRAM_1		0x40000000	/* Base address */
+#define PHYS_SDRAM_1_SIZE	0x08000000	/* 128 MB */
+#define CONFIG_STACKSIZE	0x00020000	/* 128 KB stack */
+#define CONFIG_SYS_MALLOC_LEN	0x00400000	/* 4 MB for malloc */
+#define CONFIG_SYS_GBL_DATA_SIZE 128		/* Reserved for initial data */
+#define CONFIG_SYS_MEMTEST_START 0x40000000	/* Memtest start address */
+#define CONFIG_SYS_MEMTEST_END	 0x40400000	/* 4 MB RAM test */
+
+/*
+ * U-Boot general configurations
+ */
+#define CONFIG_SYS_PROMPT	"MX28 U-Boot > "
+#define CONFIG_SYS_CBSIZE	1024		/* Console I/O buffer size */
+#define CONFIG_SYS_PBSIZE \
+	(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+						/* Print buffer size */
+#define CONFIG_SYS_MAXARGS	16		/* Max number of command args */
+#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE
+						/* Boot argument buffer size */
+#define CONFIG_VERSION_VARIABLE			/* U-BOOT version */
+#define CONFIG_AUTO_COMPLETE			/* Command auto complete */
+#define CONFIG_CMDLINE_EDITING			/* Command history etc */
+
+/*
+ * Boot Linux
+ */
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_BOOTFILE		"uImage"
+#define CONFIG_BOOTARGS		"console=ttyAM0,115200n8 "
+#define CONFIG_BOOTCOMMAND	"run bootcmd_net"
+#define CONFIG_LOADADDR		0x42000000
+#define CONFIG_SYS_LOAD_ADDR	CONFIG_LOADADDR
+
+/*
+ * Extra Environments
+ */
+#define	CONFIG_EXTRA_ENV_SETTINGS \
+	"nfsroot=/home/notroot/nfs/rootfs\0" \
+	"bootargs_nfs=setenv bootargs ${bootargs} root=/dev/nfs " \
+		"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp " \
+		"fec_mac=${ethaddr}\0" \
+	"bootcmd_net=run bootargs_nfs; dhcp; bootm\0" \
+	"bootargs_mmc=setenv bootargs ${bootargs} root=/dev/mmcblk0p3 " \
+		"rw rootwait ip=dhcp fec_mac=${ethaddr}\0" \
+	"bootcmd_mmc=run bootargs_mmc; " \
+		"mmc read 0 ${loadaddr} 100 3000; bootm\0" \
+
+/*
+ * U-Boot Commands
+ */
+#define CONFIG_SYS_NO_FLASH
+#include <config_cmd_default.h>
+#define CONFIG_ARCH_CPU_INIT
+#define CONFIG_DISPLAY_CPUINFO
+
+/*
+ * Serial Driver
+ */
+#define CONFIG_UARTDBG_CLK		24000000
+#define CONFIG_BAUDRATE			115200		/* Default baud rate */
+#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/*
+ * FEC Driver
+ */
+#define CONFIG_MXC_FEC
+#define CONFIG_FEC0_IOBASE		REGS_ENET_BASE
+#define CONFIG_FEC0_PHY_ADDR		0
+#define CONFIG_NET_MULTI
+#define CONFIG_ETH_PRIME
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_PING
+#define CONFIG_IPADDR			192.168.1.103
+#define CONFIG_SERVERIP			192.168.1.101
+#define CONFIG_NETMASK			255.255.255.0
+/* Add for working with "strict" DHCP server */
+#define CONFIG_BOOTP_SUBNETMASK
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_DNS
+
+
+/*
+ * MMC Driver
+ */
+#define CONFIG_CMD_MMC
+#define CONFIG_MMC
+#define CONFIG_IMX_SSP_MMC		/* MMC driver based on SSP */
+#define CONFIG_GENERIC_MMC
+#define CONFIG_DOS_PARTITION
+#define CONFIG_CMD_FAT
+
+/*
+ * Environments on MMC
+ */
+#define CONFIG_CMD_ENV
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_ENV_IS_IN_MMC
+/* Assoiated with the MMC layout defined in mmcops.c */
+#define CONFIG_ENV_OFFSET		(0x400) /* 1 KB */
+#define CONFIG_ENV_SIZE			(0x20000 - 0x400) /* 127 KB */
+
+#endif /* __MX28_EVK_H */