TI DaVinci DM646x: Adding initial support for DM6467 EVM

This patch adds the initial support for DM6467 EVM.
Other features like NET and NAND support will be added as follow up patches.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

7 files changed, 225 insertions, 0 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 1bb252186..0a63066a6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -612,6 +612,10 @@ Sergey Kubushyn <ksi@koi8.net>
 	SONATA		ARM926EJS
 	SCHMOOGIE	ARM926EJS
 
+Sandeep Paulraj <s-paulraj@ti.com>
+
+	davinci_dm6467evm	ARM926EJS
+
 Prakash Kumar <prakash@embedx.com>
 
 	cerf250		xscale
diff --git a/MAKEALL b/MAKEALL
index 6122e9f52..1ec97af24 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -567,6 +567,7 @@ LIST_ARM9="			\
 	davinci_sffsdr		\
 	davinci_sonata		\
 	davinci_dm355evm	\
+	davinci_dm6467evm	\
 "
 
 #########################################################################
diff --git a/Makefile b/Makefile
index 1df7e9d8e..53863cecf 100644
--- a/Makefile
+++ b/Makefile
@@ -2930,6 +2930,9 @@ davinci_dm355evm_config :	unconfig
 davinci_dm365evm_config :	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm926ejs dm365evm davinci davinci
 
+davinci_dm6467evm_config :	unconfig
+	@$(MKCONFIG) $(@:_config=) arm arm926ejs dm6467evm davinci davinci
+
 imx27lite_config:	unconfig
 	@$(MKCONFIG) $(@:_config=) arm arm926ejs imx27lite logicpd mx27
 
diff --git a/board/davinci/dm6467evm/Makefile b/board/davinci/dm6467evm/Makefile
new file mode 100644
index 000000000..26b070546
--- /dev/null
+++ b/board/davinci/dm6467evm/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+#
+# 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
+SOBJS	:=
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+# This is for $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/davinci/dm6467evm/config.mk b/board/davinci/dm6467evm/config.mk
new file mode 100644
index 000000000..ca801c273
--- /dev/null
+++ b/board/davinci/dm6467evm/config.mk
@@ -0,0 +1,2 @@
+#Provide at least 16MB spacing between us and the Linux Kernel image
+TEXT_BASE = 0x81080000
diff --git a/board/davinci/dm6467evm/dm6467evm.c b/board/davinci/dm6467evm/dm6467evm.c
new file mode 100644
index 000000000..960581824
--- /dev/null
+++ b/board/davinci/dm6467evm/dm6467evm.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <common.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+	gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM6467_EVM;
+	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+	return 0;
+}
+
diff --git a/include/configs/davinci_dm6467evm.h b/include/configs/davinci_dm6467evm.h
new file mode 100644
index 000000000..2a4cb79f8
--- /dev/null
+++ b/include/configs/davinci_dm6467evm.h
@@ -0,0 +1,132 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * 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
+
+/* Spectrum Digital TMS320DM6467 EVM board */
+#define DAVINCI_DM6467EVM
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SKIP_RELOCATE_UBOOT
+
+/* SoC Configuration */
+#define CONFIG_ARM926EJS				/* arm926ejs CPU */
+#define CONFIG_SYS_TIMERBASE		0x01c21400	/* use timer 0 */
+#define CONFIG_SYS_HZ_CLOCK		27000000
+#define CONFIG_SYS_HZ			1000
+#define CONFIG_SOC_DM646X
+
+/* EEPROM definitions for EEPROM */
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		2
+#define CONFIG_SYS_I2C_EEPROM_ADDR		0x50
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	6
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	20
+
+/* Memory Info */
+#define CONFIG_SYS_MALLOC_LEN		(1 << 20)	/* 1 MiB */
+#define CONFIG_SYS_GBL_DATA_SIZE	128		/* initial data */
+#define CONFIG_SYS_MEMTEST_START	0x80000000
+#define CONFIG_SYS_MEMTEST_END		0x81000000	/* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS		1
+#define CONFIG_STACKSIZE		(256 << 10)	/* 256 KiB */
+#define PHYS_SDRAM_1			0x80000000	/* DDR Start */
+#define PHYS_SDRAM_1_SIZE		(256 << 20)	/* DDR size 256MB */
+
+/* Linux interfacing */
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_SYS_BARGSIZE		1024		/* Bootarg Size */
+#define CONFIG_SYS_LOAD_ADDR		0x80700000	/* kernel address */
+
+/* Serial Driver info */
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE	4
+#define CONFIG_SYS_NS16550_COM1		0x01c20000
+#define CONFIG_SYS_NS16550_CLK		24000000
+#define CONFIG_CONS_INDEX		1
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+
+/* I2C Configuration */
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CONFIG_SYS_I2C_SPEED		80000
+#define CONFIG_SYS_I2C_SLAVE		10
+
+/* Flash & Environment */
+#define CONFIG_SYS_NO_FLASH
+#ifdef CONFIG_SYS_USE_NAND
+#define CONFIG_NAND_DAVINCI
+#undef CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_IS_IN_NAND
+#define CONFIG_SYS_64BIT_VSPRINTF	/* needed for nand_util.c */
+#define CONFIG_ENV_SIZE			(16 << 10)	/* 16 KiB */
+#define CONFIG_SYS_NAND_BASE_LIST	{0x42000000, }
+#define CONFIG_SYS_NAND_HW_ECC
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define CONFIG_ENV_OFFSET		0
+#else
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			(4 << 10)	/* 4 KiB */
+#endif
+
+/* U-Boot general configuration */
+#undef CONFIG_USE_IRQ				/* No IRQ/FIQ in U-Boot */
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_BOOTFILE		"uImage"	/* Boot file name */
+#define CONFIG_SYS_PROMPT	"DM6467 EVM > "	/* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE	1024		/* Console I/O Buffer Size  */
+#define CONFIG_SYS_PBSIZE		\
+			(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS		16
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+#define CONFIG_BOOTCOMMAND		"source 0x82080000; dhcp; bootm"
+#define CONFIG_BOOTARGS			\
+					"mem=120M console=ttyS0,115200n8 " \
+					"root=/dev/hda1 rw noinitrd ip=dhcp"
+
+/* U-Boot commands */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#ifdef CONFIG_SYS_USE_NAND
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+#define CONFIG_CMD_NAND
+#endif
+
+#endif /* __CONFIG_H */
+