mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 01:38:22 +00:00
1ebbb77a19
These new values are: - enables UART0 and UART1 pins in MPP - define some L2 cache settings - changes a SDRAM timing to better fit the hardware - removed three writes that were the same as the reset values Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com> Signed-off-by: Heiko Schocher <hs@denx.de> cc: Holger Brunck <holger.brunck@keymile.com> cc: Prafulla Wadaskar <prafulla@marvell.com>
179 lines
5.9 KiB
INI
179 lines
5.9 KiB
INI
#
|
|
# (C) Copyright 2010
|
|
# Heiko Schocher, DENX Software Engineering, hs@denx.de.
|
|
#
|
|
# 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., 51 Franklin Street, Fifth Floor, Boston,
|
|
# MA 02110-1301 USA
|
|
#
|
|
# Refer docs/README.kwimage for more details about how-to configure
|
|
# and create kirkwood boot image
|
|
#
|
|
|
|
# Boot Media configurations
|
|
BOOT_FROM spi # Boot from SPI flash
|
|
|
|
DATA 0xFFD10000 0x01112222 # MPP Control 0 Register
|
|
# bit 3-0: MPPSel0 2, NF_IO[2]
|
|
# bit 7-4: MPPSel1 2, NF_IO[3]
|
|
# bit 12-8: MPPSel2 2, NF_IO[4]
|
|
# bit 15-12: MPPSel3 2, NF_IO[5]
|
|
# bit 19-16: MPPSel4 1, NF_IO[6]
|
|
# bit 23-20: MPPSel5 1, NF_IO[7]
|
|
# bit 27-24: MPPSel6 1, SYSRST_O
|
|
# bit 31-28: MPPSel7 0, GPO[7]
|
|
|
|
DATA 0xFFD10004 0x03303300
|
|
|
|
DATA 0xFFD10008 0x00001100 # MPP Control 2 Register
|
|
# bit 3-0: MPPSel16 0, GPIO[16]
|
|
# bit 7-4: MPPSel17 0, GPIO[17]
|
|
# bit 12-8: MPPSel18 1, NF_IO[0]
|
|
# bit 15-12: MPPSel19 1, NF_IO[1]
|
|
# bit 19-16: MPPSel20 0, GPIO[20]
|
|
# bit 23-20: MPPSel21 0, GPIO[21]
|
|
# bit 27-24: MPPSel22 0, GPIO[22]
|
|
# bit 31-28: MPPSel23 0, GPIO[23]
|
|
|
|
DATA 0xFFD100E0 0x1B1B1B1B # IO Configuration 0 Register
|
|
DATA 0xFFD20134 0x66666666 # L2 RAM Timing 0 Register
|
|
DATA 0xFFD20138 0x66666666 # L2 RAM Timing 1 Register
|
|
DATA 0xFFD20154 0x00000200 # CPU RAM Management Control3 Register
|
|
DATA 0xFFD2014C 0x00001C00 # CPU RAM Management Control1 Register
|
|
DATA 0xFFD20148 0x00000001 # CPU RAM Management Control0 Register
|
|
|
|
#Dram initalization
|
|
DATA 0xFFD01400 0x43000400 # SDRAM Configuration Register
|
|
# bit13-0: 0x400 (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 0x39543000 # DDR Controller Control Low
|
|
# bit 3-0: 0 reserved
|
|
# 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: 3=recommended value for CL=3 and STARTBURST_DEL disabled bit31=0
|
|
# bit27-24: 6= CL+3, STARTBURST sample stages, for freqs 400MHz, unbuffered DIMM
|
|
# bit30-28: 3 required
|
|
# bit31: 0=no additional STARTBURST delay
|
|
|
|
DATA 0xFFD01408 0x34136552 # 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 0x00000033 # DDR Timing (High)
|
|
# bit6-0: TRFC
|
|
# bit8-7: TR2R
|
|
# bit10-9: TR2W
|
|
# bit12-11: TW2W
|
|
# bit31-13: zero required
|
|
|
|
DATA 0xFFD01410 0x0000000D # DDR Address Control
|
|
# bit1-0: 01, Cs0width=x16
|
|
# bit3-2: 11, Cs0size=1Gb
|
|
# bit5-4: 00, Cs2width=nonexistent
|
|
# bit7-6: 00, Cs1size =nonexistent
|
|
# 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 0x00000652 # DDR Mode
|
|
DATA 0xFFD01420 0x00000044 # DDR Extended Mode
|
|
# bit0: 0, DDR DLL enabled
|
|
# bit1: 0, DDR drive strenght normal
|
|
# bit2: 1, DDR ODT control lsd disabled
|
|
# bit5-3: 000, required
|
|
# bit6: 1, DDR ODT control msb, enabled
|
|
# bit9-7: 000, required
|
|
# bit10: 0, differential DQS enabled
|
|
# bit11: 0, required
|
|
# bit12: 0, DDR output buffer enabled
|
|
# bit31-13: 0 required
|
|
|
|
DATA 0xFFD01424 0x0000F07F # DDR Controller Control High
|
|
# bit2-0: 111, required
|
|
# bit3 : 1 , MBUS Burst Chop disabled
|
|
# bit6-4: 111, required
|
|
# bit7 : 0
|
|
# bit8 : 0 , no sample stage
|
|
# 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 0x00074510
|
|
DATA 0xFFD0147c 0x00007451
|
|
|
|
DATA 0xFFD01500 0x00000000 # CS[0]n Base address to 0x0
|
|
DATA 0xFFD01504 0x07FFFFF1 # 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: 0x07, Size (i.e. 128MB)
|
|
|
|
DATA 0xFFD0150C 0x00000000 # CS[1]n Size, window disabled
|
|
DATA 0xFFD01514 0x00000000 # CS[2]n Size, window disabled
|
|
DATA 0xFFD0151C 0x00000000 # CS[3]n Size, window disabled
|
|
|
|
DATA 0xFFD01494 0x00010001 # DDR ODT Control (Low)
|
|
# bit3-0: 0, ODT0Rd, MODT[0] asserted during read from DRAM CS0
|
|
# bit19-16:0, ODT0Wr, MODT[0] asserted during write to DRAM CS0
|
|
|
|
DATA 0xFFD01498 0x00000000 # DDR ODT Control (High)
|
|
# bit1-0: 00, ODT0 controlled by ODT Control (low) register above
|
|
# bit3-2: 00, ODT1 controlled by register
|
|
# bit31-4: zero, required
|
|
|
|
DATA 0xFFD0149C 0x0000FC11 # CPU ODT Control
|
|
# bit3-0: F, ODT0Rd, Internal ODT asserted during read from DRAM bank0
|
|
# bit7-4: 0, ODT0Wr, Internal ODT asserted during write to DRAM bank0
|
|
# bit9-8: 1, ODTEn, never active
|
|
# bit11-10:2, DQ_ODTSel. ODT select turned on, 75 ohm
|
|
|
|
DATA 0xFFD01480 0x00000001 # DDR Initialization Control
|
|
# bit0=1, enable DDR init upon this register write
|
|
|
|
# End of Header extension
|
|
DATA 0x0 0x0
|