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Diffstat (limited to 'board/Marvell/openrd/kwbimage.cfg')
| -rw-r--r-- | board/Marvell/openrd/kwbimage.cfg | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/board/Marvell/openrd/kwbimage.cfg b/board/Marvell/openrd/kwbimage.cfg new file mode 100644 index 0000000..8e59937 --- /dev/null +++ b/board/Marvell/openrd/kwbimage.cfg @@ -0,0 +1,152 @@ +# +# (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: zero +# bit24: 1= enable exit self refresh mode on DDR access +# bit25: 1 required +# bit29-26: zero +# bit31-30: 01 + +DATA 0xFFD01404 0x37543000 # DDR Controller Control Low +# bit 4: 0=addr/cmd in smame cycle +# bit 5: 0=clk is driven during self refresh, we don't care for APX +# bit 6: 0=use recommended falling edge of clk for addr/cmd +# bit14: 0=input buffer always powered up +# bit18: 1=cpu lock transaction enabled +# bit23-20: 5=recommended value for CL=5 and STARTBURST_DEL disabled bit31=0 +# bit27-24: 7= CL+2, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM +# bit30-28: 3 required +# bit31: 0=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: zero 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: 0 required + +DATA 0xFFD01414 0x00000000 # DDR Open Pages Control +# bit0: 0, OpenPage enabled +# bit31-1: 0 required + +DATA 0xFFD01418 0x00000000 # DDR Operation +# bit3-0: 0x0, DDR cmd +# bit31-4: 0 required + +DATA 0xFFD0141C 0x00000C52 # DDR Mode +# bit2-0: 2, BurstLen=2 required +# bit3: 0, BurstType=0 required +# bit6-4: 4, CL=5 +# bit7: 0, TestMode=0 normal +# bit8: 0, DLL reset=0 normal +# bit11-9: 6, auto-precharge write recovery ???????????? +# bit12: 0, PD must be zero +# bit31-13: 0 required + +DATA 0xFFD01420 0x00000042 # DDR Extended Mode +# bit0: 0, DDR DLL enabled +# bit1: 1, DDR drive strength reduced +# bit2: 0, DDR ODT control lsd (disabled) +# bit5-3: 000, required +# bit6: 1, DDR ODT control msb, (disabled) +# bit9-7: 000, required +# bit10: 0, differential DQS enabled +# bit11: 0, required +# bit12: 0, DDR output buffer enabled +# bit31-13: 0 required + +DATA 0xFFD01424 0x0000F17F # DDR Controller Control High +# bit2-0: 111, required +# bit3 : 1 , MBUS Burst Chop disabled +# bit6-4: 111, required +# bit7 : 0 +# 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: 1111 required +# bit31-16: 0 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: 1, Window enabled +# bit1: 0, Write Protect disabled +# bit3-2: 00, CS0 hit selected +# bit23-4: ones, 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 + +DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled +DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled + +DATA 0xFFD01494 0x00120012 # DDR ODT Control (Low) +# bit3-0: 0010, (read) M_ODT[0] is asserted during read from DRAM CS1 +# bit7-4: 0001, (read) M_ODT[1] is asserted during read from DRAM CS0 +# bit19-16: 0010, (write) M_ODT[0] is asserted during write to DRAM CS1. +# bit23-20: 0001, (write) M_ODT[1] is asserted during write to DRAM CS0. +DATA 0xFFD01498 0x00000000 # DDR ODT Control (High) + +DATA 0xFFD0149C 0x0000E40f # CPU ODT Control +# bit3-0: 1111, internal ODT is asserted during read from DRAM bank 0-3 +# bit11-10: 01, M_DQ, M_DM, and M_DQS I/O buffer ODT Select: 150 ohm +# bit13-12: 10, M_STARTBURST_IN I/O buffer ODT Select: 75 ohm +# bit14: 1, M_STARTBURST_IN ODT: Enabled +# bit15: 1, DDR IO ODT Unit: Use ODT block +DATA 0xFFD01480 0x00000001 # DDR Initialization Control +#bit0=1, enable DDR init upon this register write + +# End of Header extension +DATA 0x0 0x0 |