--- /dev/null
+#
+# (C) Copyright 2009-2012
+# Wojciech Dubowik <wojciech.dubowik@neratec.com>
+# Luka Perkov <uboot@lukaperkov.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, see <http://www.gnu.org/licenses/>.
+#
+# Refer docs/README.kwimage for more details about how-to configure
+# and create kirkwood boot image
+#
+
+# Boot Media configurations
+BOOT_FROM nand
+NAND_ECC_MODE default
+NAND_PAGE_SIZE 0x0800
+
+# SOC registers configuration using bootrom header extension
+# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
+
+# Configure RGMII-0 interface pad voltage to 1.8V
+DATA 0xffd100e0 0x1b1b1b9b
+
+#Dram initalization for SINGLE x16 CL=5 @ 400MHz
+DATA 0xffd01400 0x43000c30 # DDR Configuration register
+# bit13-0: 0xc30, (3120 DDR2 clks refresh rate)
+# bit23-14: 0x0,
+# bit24: 0x1, enable exit self refresh mode on DDR access
+# bit25: 0x1, required
+# bit29-26: 0x0,
+# bit31-30: 0x1,
+
+DATA 0xffd01404 0x37543000 # DDR Controller Control Low
+# bit4: 0x0, addr/cmd in smame cycle
+# bit5: 0x0, clk is driven during self refresh, we don't care for APX
+# bit6: 0x0, use recommended falling edge of clk for addr/cmd
+# bit14: 0x0, input buffer always powered up
+# bit18: 0x1, cpu lock transaction enabled
+# bit23-20: 0x5, recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
+# bit27-24: 0x7, CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
+# bit30-28: 0x3, required
+# bit31: 0x0, no additional STARTBURST delay
+
+DATA 0xffd01408 0x22125451 # DDR Timing (Low) (active cycles value +1)
+# bit3-0: TRAS lsbs
+# bit7-4: TRCD
+# bit11-8: TRP
+# bit15-12: TWR
+# bit19-16: TWTR
+# bit20: TRAS msb
+# bit23-21: 0x0
+# bit27-24: TRRD
+# bit31-28: TRTP
+
+DATA 0xffd0140c 0x00000a33 # DDR Timing (High)
+# bit6-0: TRFC
+# bit8-7: TR2R
+# bit10-9: TR2W
+# bit12-11: TW2W
+# bit31-13: 0x0, required
+
+DATA 0xffd01410 0x000000cc # DDR Address Control
+# bit1-0: 00, Cs0width (x8)
+# bit3-2: 11, Cs0size (1Gb)
+# bit5-4: 00, Cs1width (x8)
+# bit7-6: 11, Cs1size (1Gb)
+# bit9-8: 00, Cs2width (nonexistent)
+# bit11-10: 00, Cs2size (nonexistent)
+# bit13-12: 00, Cs3width (nonexistent)
+# bit15-14: 00, Cs3size (nonexistent)
+# bit16: 0, Cs0AddrSel
+# bit17: 0, Cs1AddrSel
+# bit18: 0, Cs2AddrSel
+# bit19: 0, Cs3AddrSel
+# bit31-20: 0x0, required
+
+DATA 0xffd01414 0x00000000 # DDR Open Pages Control
+# bit0: 0, OpenPage enabled
+# bit31-1: 0x0, required
+
+DATA 0xffd01418 0x00000000 # DDR Operation
+# bit3-0: 0x0, DDR cmd
+# bit31-4: 0x0, required
+
+DATA 0xffd0141c 0x00000c52 # DDR Mode
+# bit2-0: 0x2, BurstLen=2 required
+# bit3: 0x0, BurstType=0 required
+# bit6-4: 0x4, CL=5
+# bit7: 0x0, TestMode=0 normal
+# bit8: 0x0, DLL reset=0 normal
+# bit11-9: 0x6, auto-precharge write recovery ????????????
+# bit12: 0x0, PD must be zero
+# bit31-13: 0x0, required
+
+DATA 0xffd01420 0x00000040 # DDR Extended Mode
+# bit0: 0, DDR DLL enabled
+# bit1: 0, DDR drive strenght normal
+# bit2: 0, DDR ODT control lsd (disabled)
+# bit5-3: 0x0, required
+# bit6: 1, DDR ODT control msb, (disabled)
+# bit9-7: 0x0, required
+# bit10: 0, differential DQS enabled
+# bit11: 0, required
+# bit12: 0, DDR output buffer enabled
+# bit31-13: 0x0, required
+
+DATA 0xffd01424 0x0000f17f # DDR Controller Control High
+# bit2-0: 0x7, required
+# bit3: 0x1, MBUS Burst Chop disabled
+# bit6-4: 0x7, required
+# bit7: 0x0,
+# bit8: 0x1, add writepath sample stage, must be 1 for DDR freq >= 300MHz
+# bit9: 0x0, no half clock cycle addition to dataout
+# bit10: 0x0, 1/4 clock cycle skew enabled for addr/ctl signals
+# bit11: 0x0, 1/4 clock cycle skew disabled for write mesh
+# bit15-12: 0xf, required
+# bit31-16: 0x0, required
+
+DATA 0xffd01428 0x00085520 # DDR2 ODT Read Timing (default values)
+DATA 0xffd0147c 0x00008552 # DDR2 ODT Write Timing (default values)
+
+DATA 0xffd01500 0x00000000 # CS[0]n Base address to 0x0
+DATA 0xffd01504 0x0ffffff1 # CS[0]n Size
+# bit0: 0x1, Window enabled
+# bit1: 0x0, Write Protect disabled
+# bit3-2: 0x0, CS0 hit selected
+# bit23-4: 0xfffff, required
+# bit31-24: 0x0f, Size (i.e. 256MB)
+
+DATA 0xffd01508 0x00000000 # CS[1]n Base address to 256Mb
+DATA 0xffd0150c 0x00000000 # CS[1]n Size 256Mb Window enabled for CS1
+
+DATA 0xffd01514 0x00000000 # CS[2]n Size, window disabled
+DATA 0xffd0151c 0x00000000 # CS[3]n Size, window disabled
+
+DATA 0xffd01494 0x00030000 # DDR ODT Control (Low)
+# bit3-0: ODT0Rd, MODT[0] asserted during read from DRAM CS1
+# bit7-4: ODT0Rd, MODT[0] asserted during read from DRAM CS0
+# bit19-16:2, ODT0Wr, MODT[0] asserted during write to DRAM CS1
+# bit23-20:1, ODT0Wr, MODT[0] asserted during write to DRAM CS0
+
+DATA 0xffd01498 0x00000000 # DDR ODT Control (High)
+# bit1-0: 0x0, ODT0 controlled by ODT Control (low) register above
+# bit3-2: 0x1, ODT1 active NEVER!
+# bit31-4: 0x0, required
+
+DATA 0xffd0149c 0x0000e803 # CPU ODT Control
+DATA 0xffd01480 0x00000001 # DDR Initialization Control
+# bit0: 0x1, enable DDR init upon this register write
+
+# End of Header extension
+DATA 0x0 0x0
projects / openwrt.git / blobdiff