--- /dev/null
+#
+# Copyright (C) 2011
+# Stefan Herbrechtsmeier <stefan@code.herbrechtsmeier.net>
+#
+# Based on Kirkwood support:
+# (C) Copyright 2009
+# Marvell Semiconductor <www.marvell.com>
+# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Refer doc/README.kwbimage 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: 0 required
+# bit24: 1, enable exit self refresh mode on DDR access
+# bit25: 1 required
+# bit29-26: 0 required
+# bit31-30: 0b01 required
+
+DATA 0xFFD01404 0x39543000 # DDR Controller Control Low
+# bit3-0: 0 required
+# bit4: 0, addr/cmd in smame cycle
+# bit5: 0, clk is driven during self refresh, we don't care for APX
+# bit6: 0, use recommended falling edge of clk for addr/cmd
+# bit11-7: 0 required
+# bit12: 1 required
+# bit13: 1 required
+# bit14: 0, input buffer always powered up
+# bit17-15: 0 required
+# bit18: 1, cpu lock transaction enabled
+# bit19: 0 required
+# bit23-20: 5, recommended value for CL=5 and STARTBURST_DEL disabled bit31=0
+# bit27-24: 9, CL+4, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
+# bit30-28: 3 required
+# bit31: 0, no additional STARTBURST delay
+
+DATA 0xFFD01408 0x22125451 # DDR Timing (Low)
+# bit3-0: 1, 18 cycle tRAS (tRAS[3-0])
+# bit7-4: 5, 6 cycle tRCD
+# bit11-8: 4, 5 cyle tRP
+# bit15-12: 5, 6 cyle tWR
+# bit19-16: 2, 3 cyle tWTR
+# bit20: 1, 18 cycle tRAS (tRAS[4])
+# bit23-21: 0 required
+# bit27-24: 2, 3 cycle tRRD
+# bit31-28: 2, 3 cyle tRTP
+
+DATA 0xFFD0140C 0x00000833 # DDR Timing (High)
+# bit6-0: 0x33, 33 cycle tRFC
+# bit8-7: 0, 1 cycle tR2R
+# bit10-9: 0, 1 cyle tR2W
+# bit12-11: 1, 2 cylce tW2W
+# bit31-13: 0 required
+
+DATA 0xFFD01410 0x0000000c # DDR Address Control
+# bit1-0: 0, Cs0width=x8
+# bit3-2: 3, Cs0size=1Gb
+# bit5-4: 0, Cs1width=nonexistent
+# bit7-6: 0, Cs1size=nonexistent
+# bit9-8: 0, Cs2width=nonexistent
+# bit11-10: 0, Cs2size=nonexistent
+# bit13-12: 0, Cs3width=nonexistent
+# bit15-14: 0, Cs3size=nonexistent
+# bit16: 0, Cs0AddrSel
+# bit17: 0, Cs1AddrSel
+# bit18: 0, Cs2AddrSel
+# bit19: 0, Cs3AddrSel
+# bit31-20: 0 required
+
+DATA 0xFFD01414 0x00000000 # DDR Open Pages Control
+# bit0: 0, OPEn=OpenPage enabled
+# bit31-1: 0 required
+
+DATA 0xFFD01418 0x00000000 # DDR Operation
+# bit3-0: 0, Cmd=Normal SDRAM Mode
+# bit31-4: 0 required
+
+DATA 0xFFD0141C 0x00000C52 # DDR Mode
+# bit2-0: 2, Burst Length (2 required)
+# bit3: 0, Burst Type (0 required)
+# bit6-4: 5, CAS Latency (CL) 5
+# bit7: 0, (Test Mode) Normal operation
+# bit8: 0, (Reset DLL) Normal operation
+# bit11-9: 0, Write recovery for auto-precharge (3 required ??)
+# bit12: 0, Fast Active power down exit time (0 required)
+# bit31-13: 0 required
+
+DATA 0xFFD01420 0x00000040 # DDR Extended Mode
+# bit0: 0, DRAM DLL enabled
+# bit1: 0, DRAM drive strength normal
+# bit2: 0, ODT control Rtt[0] (Rtt=2, 150 ohm termination)
+# bit5-3: 0 required
+# bit6: 1, ODT control Rtt[1] (Rtt=2, 150 ohm termination)
+# bit9-7: 0 required
+# bit10: 0, differential DQS enabled
+# bit11: 0 required
+# bit12: 0, DRAM output buffer enabled
+# bit31-13: 0 required
+
+DATA 0xFFD01424 0x0000F17F # DDR Controller Control High
+# bit2-0: 0x7 required
+# bit3: 1, MBUS Burst Chop disabled
+# bit6-4: 0x7 required
+# bit7: 0 required
+# bit8: 1, add writepath sample stage, must be 1 for DDR freq >= 300MHz
+# bit9: 0, no half clock cycle addition to dataout
+# bit10: 0, 1/4 clock cycle skew enabled for addr/ctl signals
+# bit11: 0, 1/4 clock cycle skew disabled for write mesh
+# bit15-12: 0xf required
+# bit31-16: 0 required
+
+DATA 0xFFD01428 0x00085520 # DDR2 ODT Read Timing
+# bit3-0: 0 required
+# bit7-4: 2, 2 cycles from read command to assertion of M_ODT signal
+# bit11-8: 5, 5 cycles from read command to de-assertion of M_ODT signal
+# bit15-12: 5, 5 cycles from read command to assertion of internal ODT signal
+# bit19-16: 8, 8 cycles from read command to de-assertion of internal ODT signal
+# bit31-20: 0 required
+
+DATA 0xFFD0147C 0x00008552 # DDR2 ODT Write Timing
+# bit3-0: 2, 2 cycles from write comand to assertion of M_ODT signal
+# bit7-4: 5, 5 cycles from write command to de-assertion of M_ODT signal
+# bit15-12: 5, 5 cycles from write command to assertion of internal ODT signal
+# bit19-16: 8, 8 cycles from write command to de-assertion of internal ODT signal
+# bit31-16: 0 required
+
+DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
+DATA 0xFFD01504 0x0FFFFFF1 # CS[0]n Size
+# bit0: 1, Window enabled
+# bit1: 0, Write Protect disabled
+# bit3-2: 0x0, CS0 hit selected
+# bit23-4: 0xfffff required
+# bit31-24: 0x0f, Size (i.e. 256MB)
+
+DATA 0xFFD01508 0x10000000 # CS[1]n Base address to 256Mb
+DATA 0xFFD0150C 0x0FFFFFF5 # CS[1]n Size 256Mb Window enabled for CS1
+# bit0: 1, Window enabled
+# bit1: 0, Write Protect disabled
+# bit3-2: 1, CS1 hit selected
+# bit23-4: 0xfffff required
+# bit31-24: 0x0f, Size (i.e. 256MB)
+
+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: 0b0000, (read) M_ODT[0] is not asserted during read from DRAM
+# bit7-4: 0b0000, (read) M_ODT[1] is not asserted during read from DRAM
+# bit15-8: 0 required
+# bit19-16: 0b0011, (write) M_ODT[0] is asserted during write to DRAM CS0 and CS1
+# bit23-20: 0b0000, (write) M_ODT[1] is not asserted during write to DRAM
+# bit31-24: 0 required
+
+DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
+# bit1-0: 0, M_ODT[0] assertion is controlled by ODT Control Low register
+# bit3-2: 0, M_ODT[1] assertion is controlled by ODT Control Low register
+# bit31-4 0 required
+
+DATA 0xFFD0149C 0x0000E803 # CPU ODT Control
+# bit3-0: 0b0011, internal ODT is asserted during read from DRAM bank 0-1
+# bit7-4: 0b0000, internal ODT is not asserted during write to DRAM bank 0-4
+# bit9-8: 0, Internal ODT assertion is controlled by fiels
+# bit11-10: 2, M_DQ, M_DM, and M_DQS I/O buffer ODT 75 ohm
+# bit13-12: 2, M_STARTBURST_IN I/O buffer ODT 75 ohm
+# bit14: 1, M_STARTBURST_IN ODT enabled
+# bit15: 1, DDR IO ODT Unit: Drive ODT calibration values
+# bit20-16: 0, Pad N channel driving strength for ODT
+# bit25-21: 0, Pad P channel driving strength for ODT
+# bit31-26: 0 required
+
+DATA 0xFFD01480 0x00000001 # DDR Initialization Control
+# bit0: 1, enable DDR init upon this register write
+# bit31-1: 0, required
+
+# End of Header extension
+DATA 0x0 0x0
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