[U-Boot] [PATCH v9 4/4] Kirkwood: add lschlv2 and lsxhl board support
Michael Walle
michael at walle.cc
Tue Jun 5 23:33:17 CEST 2012
This patch adds support for both the Linkstation Live (LS-CHLv2) and
Linkstation Pro (LS-XHL) by Buffalo.
Signed-off-by: Michael Walle <michael at walle.cc>
Cc: Prafulla Wadaskar <prafulla at marvell.com>
---
MAINTAINERS | 5 +
board/buffalo/lsxl/Makefile | 44 +++++
board/buffalo/lsxl/kwbimage-lschl.cfg | 229 ++++++++++++++++++++++++++
board/buffalo/lsxl/kwbimage-lsxhl.cfg | 229 ++++++++++++++++++++++++++
board/buffalo/lsxl/lsxl.c | 283 +++++++++++++++++++++++++++++++++
board/buffalo/lsxl/lsxl.h | 75 +++++++++
boards.cfg | 2 +
include/configs/lsxl.h | 182 +++++++++++++++++++++
8 files changed, 1049 insertions(+), 0 deletions(-)
create mode 100644 board/buffalo/lsxl/Makefile
create mode 100644 board/buffalo/lsxl/kwbimage-lschl.cfg
create mode 100644 board/buffalo/lsxl/kwbimage-lsxhl.cfg
create mode 100644 board/buffalo/lsxl/lsxl.c
create mode 100644 board/buffalo/lsxl/lsxl.h
create mode 100644 include/configs/lsxl.h
diff --git a/MAINTAINERS b/MAINTAINERS
index 0445539..70f1fe4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -902,6 +902,11 @@ Prafulla Wadaskar <prafulla at marvell.com>
rd6281a ARM926EJS (Kirkwood SoC)
sheevaplug ARM926EJS (Kirkwood SoC)
+Michael Walle <michael at walle.cc>
+
+ lschlv2 ARM926EJS (Kirkwood SoC)
+ lsxhl ARM926EJS (Kirkwood SoC)
+
Tom Warren <twarren at nvidia.com>
harmony Tegra2 (ARM7 & A9 Dual Core)
diff --git a/board/buffalo/lsxl/Makefile b/board/buffalo/lsxl/Makefile
new file mode 100644
index 0000000..36f2560
--- /dev/null
+++ b/board/buffalo/lsxl/Makefile
@@ -0,0 +1,44 @@
+#
+# Copyright (c) 2012 Michael Walle
+# Michael Walle <michael at walle.cc>
+#
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS := lsxl.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(call cmd_link_o_target, $(OBJS) $(SOBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/buffalo/lsxl/kwbimage-lschl.cfg b/board/buffalo/lsxl/kwbimage-lschl.cfg
new file mode 100644
index 0000000..2b9b3cd
--- /dev/null
+++ b/board/buffalo/lsxl/kwbimage-lschl.cfg
@@ -0,0 +1,229 @@
+#
+# Copyright (c) 2012 Michael Walle
+# Michael Walle <michael at walle.cc>
+#
+# 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
+
+# SOC registers configuration using bootrom header extension
+# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
+
+# Configure RGMII-0/1 interface pad voltage to 1.8V
+DATA 0xFFD100E0 0x1B1B1B9B
+
+# L2 RAM Timing 0
+DATA 0xFFD20134 0xBBBBBBBB
+# not further specified in HW manual, timing taken from original vendor port
+
+# L2 RAM Timing 1
+DATA 0xFFD20138 0x00BBBBBB
+# not further specified in HW manual, timing taken from original vendor port
+
+# DDR Configuration register
+DATA 0xFFD01400 0x43000618
+# bit13-0: 0x618, 1560 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
+
+# DDR Controller Control Low
+DATA 0xFFD01404 0x39543000
+# bit3-0: 0 required
+# bit4: 0, addr/cmd in same 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
+
+# DDR Timing (Low)
+DATA 0xFFD01408 0x3302444F
+# bit3-0: 0xf, 16 cycle tRAS (tRAS[3-0])
+# bit7-4: 4, 5 cycle tRCD
+# bit11-8: 4, 5 cyle tRP
+# bit15-12: 4, 5 cyle tWR
+# bit19-16: 2, 3 cyle tWTR
+# bit20: 0, 16 cycle tRAS (tRAS[4])
+# bit23-21: 0 required
+# bit27-24: 3, 4 cycle tRRD
+# bit31-28: 3, 4 cyle tRTP
+
+# DDR Timing (High)
+DATA 0xFFD0140C 0x00000823
+# bit6-0: 0x23, 35 cycle tRFC
+# bit8-7: 0, 1 cycle tR2R
+# bit10-9: 0, 1 cyle tR2W
+# bit12-11: 1, 2 cylce tW2W
+# bit31-13: 0 required
+
+# DDR Address Control
+DATA 0xFFD01410 0x00000009
+# bit1-0: 1, Cs0width=x16
+# bit3-2: 2, Cs0size=512Mbit
+# 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
+
+# DDR Open Pages Control
+DATA 0xFFD01414 0x00000000
+# bit0: 0, OPEn=OpenPage enabled
+# bit31-1: 0 required
+
+# DDR Operation
+DATA 0xFFD01418 0x00000000
+# bit3-0: 0, Cmd=Normal SDRAM Mode
+# bit31-4: 0 required
+
+# DDR Mode
+DATA 0xFFD0141C 0x00000652
+# 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: 3, Write recovery for auto-precharge (3 required)
+# bit12: 0, Fast Active power down exit time (0 required)
+# bit31-13: 0 required
+
+# DDR Extended Mode
+DATA 0xFFD01420 0x00000042
+# bit0: 0, DRAM DLL enabled
+# bit1: 1, DRAM drive strength reduced
+# 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
+
+# DDR Controller Control High
+DATA 0xFFD01424 0x0000F17F
+# 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
+
+# DDR2 ODT Read Timing (default values)
+DATA 0xFFD01428 0x00085520
+# 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
+
+# DDR2 ODT Write Timing (default values)
+DATA 0xFFD0147C 0x00008552
+# 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
+
+# CS[0]n Base address
+DATA 0xFFD01500 0x00000000
+# at 0x0
+
+# CS[0]n Size
+DATA 0xFFD01504 0x03FFFFF1
+# bit0: 1, Window enabled
+# bit1: 0, Write Protect disabled
+# bit3-2: 0x0, CS0 hit selected
+# bit23-4: 0xfffff required
+# bit31-24: 0x03, Size (i.e. 64MB)
+
+# CS[1]n Size
+DATA 0xFFD0150C 0x00000000
+# window disabled
+
+# CS[2]n Size
+DATA 0xFFD01514 0x00000000
+# window disabled
+
+# CS[3]n Size
+DATA 0xFFD0151C 0x00000000
+# window disabled
+
+# DDR ODT Control (Low)
+DATA 0xFFD01494 0x003C0000
+# 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: 0b1100, (write) M_ODT[0] is asserted during write to DRAM CS2, CS3
+# bit23-20: 0b0011, (write) M_ODT[1] is asserted during write to DRAM CS0, CS1
+# bit31-24: 0 required
+
+# DDR ODT Control (High)
+DATA 0xFFD01498 0x00000000
+# 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
+
+# CPU ODT Control
+DATA 0xFFD0149C 0x0000E80F
+# bit3-0: 0b1111, internal ODT is asserted during read from DRAM bank 0-3
+# bit7-4: 0b0000, internal ODT is not asserted during write to DRAM bank 0-3
+# 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
+
+# DDR Initialization Control
+DATA 0xFFD01480 0x00000001
+# bit0: 1, enable DDR init upon this register write
+# bit31-1: 0, required
+
+# End of Header extension
+DATA 0x0 0x0
diff --git a/board/buffalo/lsxl/kwbimage-lsxhl.cfg b/board/buffalo/lsxl/kwbimage-lsxhl.cfg
new file mode 100644
index 0000000..8a94b6c
--- /dev/null
+++ b/board/buffalo/lsxl/kwbimage-lsxhl.cfg
@@ -0,0 +1,229 @@
+#
+# Copyright (c) 2012 Michael Walle
+# Michael Walle <michael at walle.cc>
+#
+# 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
+
+# SOC registers configuration using bootrom header extension
+# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
+
+# Configure RGMII-0/1 interface pad voltage to 1.8V
+DATA 0xFFD100E0 0x1B1B9B9B
+
+# L2 RAM Timing 0
+DATA 0xFFD20134 0xBBBBBBBB
+# not further specified in HW manual, timing taken from original vendor port
+
+# L2 RAM Timing 1
+DATA 0xFFD20138 0x00BBBBBB
+# not further specified in HW manual, timing taken from original vendor port
+
+# DDR Configuration register
+DATA 0xFFD01400 0x43000618
+# bit13-0: 0x618, 1560 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
+
+# DDR Controller Control Low
+DATA 0xFFD01404 0x39543010
+# bit3-0: 0 required
+# bit4: 1, T2 mode, addr/cmd are driven for two cycles
+# 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
+
+# DDR Timing (Low)
+DATA 0xFFD01408 0x22125441
+# bit3-0: 0x1, 18 cycle tRAS (tRAS[3-0])
+# bit7-4: 4, 5 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
+
+# DDR Timing (High)
+DATA 0xFFD0140C 0x00000832
+# bit6-0: 0x32, 50 cycle tRFC
+# bit8-7: 0, 1 cycle tR2R
+# bit10-9: 0, 1 cyle tR2W
+# bit12-11: 1, 2 cylce tW2W
+# bit31-13: 0 required
+
+# DDR Address Control
+DATA 0xFFD01410 0x0000000C
+# bit1-0: 0, Cs0width=x8
+# bit3-2: 3, Cs0size=1Gbit
+# 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
+
+# DDR Open Pages Control
+DATA 0xFFD01414 0x00000000
+# bit0: 0, OPEn=OpenPage enabled
+# bit31-1: 0 required
+
+# DDR Operation
+DATA 0xFFD01418 0x00000000
+# bit3-0: 0, Cmd=Normal SDRAM Mode
+# bit31-4: 0 required
+
+# DDR Mode
+DATA 0xFFD0141C 0x00000652
+# 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: 3, Write recovery for auto-precharge (3 required)
+# bit12: 0, Fast Active power down exit time (0 required)
+# bit31-13: 0 required
+
+# DDR Extended Mode
+DATA 0xFFD01420 0x00000006
+# bit0: 0, DRAM DLL enabled
+# bit1: 1, DRAM drive strength reduced
+# bit2: 1, ODT control Rtt[0] (Rtt=1, 75 ohm termination)
+# bit5-3: 0 required
+# bit6: 0, ODT control Rtt[1] (Rtt=1, 75 ohm termination)
+# bit9-7: 0 required
+# bit10: 0, differential DQS enabled
+# bit11: 0 required
+# bit12: 0, DRAM output buffer enabled
+# bit31-13: 0 required
+
+# DDR Controller Control High
+DATA 0xFFD01424 0x0000F17F
+# 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
+
+# DDR2 ODT Read Timing (default values)
+DATA 0xFFD01428 0x00085520
+# 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
+
+# DDR2 ODT Write Timing (default values)
+DATA 0xFFD0147C 0x00008552
+# 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
+
+# CS[0]n Base address
+DATA 0xFFD01500 0x00000000
+# at 0x0
+
+# CS[0]n Size
+DATA 0xFFD01504 0x0FFFFFF1
+# 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)
+
+# CS[1]n Size
+DATA 0xFFD0150C 0x00000000
+# window disabled
+
+# CS[2]n Size
+DATA 0xFFD01514 0x00000000
+# window disabled
+
+# CS[3]n Size
+DATA 0xFFD0151C 0x00000000
+# window disabled
+
+# DDR ODT Control (Low)
+DATA 0xFFD01494 0x00010000
+# 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: 0b0001, (write) M_ODT[0] is asserted during write to DRAM CS0
+# bit23-20: 0b0000, (write) M_ODT[1] is not asserted during write to DRAM
+# bit31-24: 0 required
+
+# DDR ODT Control (High)
+DATA 0xFFD01498 0x00000000
+# 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
+
+# CPU ODT Control
+DATA 0xFFD0149C 0x0000E80F
+# bit3-0: 0b1111, internal ODT is asserted during read from DRAM bank 0-3
+# bit7-4: 0b0000, internal ODT is not asserted during write to DRAM bank 0-3
+# 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
+
+# DDR Initialization Control
+DATA 0xFFD01480 0x00000001
+# bit0: 1, enable DDR init upon this register write
+# bit31-1: 0, required
+
+# End of Header extension
+DATA 0x0 0x0
diff --git a/board/buffalo/lsxl/lsxl.c b/board/buffalo/lsxl/lsxl.c
new file mode 100644
index 0000000..fe15511
--- /dev/null
+++ b/board/buffalo/lsxl/lsxl.c
@@ -0,0 +1,283 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael at walle.cc>
+ *
+ * Based on sheevaplug/sheevaplug.c by
+ * Marvell Semiconductor <www.marvell.com>
+ *
+ * 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
+ */
+
+#include <common.h>
+#include <net.h>
+#include <malloc.h>
+#include <netdev.h>
+#include <miiphy.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/mpp.h>
+#include <asm/arch/gpio.h>
+#include <spi_flash.h>
+
+#include "lsxl.h"
+
+/*
+ * Rescue mode
+ *
+ * Selected by holding the push button for 3 seconds, while powering on
+ * the device.
+ *
+ * These linkstations don't have a (populated) serial port. There is no
+ * way to access an (unmodified) board other than using the netconsole. If
+ * you want to recover from a bad environment setting or an empty environment,
+ * you can do this only with a working network connection. Therefore, a random
+ * ethernet address is generated if none is set and a DHCP request is sent.
+ * After a successful DHCP response is received, the network settings are
+ * configured and the ncip parameter is set to the serverip. Eg. for a working
+ * resuce mode, you should set 'next-server' to the host where the netconsole
+ * client is started.
+ * Additionally, the bootsource is set to 'rescue'.
+ */
+
+#ifndef CONFIG_ENV_OVERWRITE
+# error "You need to set CONFIG_ENV_OVERWRITE"
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ /*
+ * default gpio configuration
+ * There are maximum 64 gpios controlled through 2 sets of registers
+ * the below configuration configures mainly initial LED status
+ */
+ kw_config_gpio(LSXL_OE_VAL_LOW,
+ LSXL_OE_VAL_HIGH,
+ LSXL_OE_LOW, LSXL_OE_HIGH);
+
+ /*
+ * Multi-Purpose Pins Functionality configuration
+ * These strappings are taken from the original vendor uboot port.
+ */
+ u32 kwmpp_config[] = {
+ MPP0_SPI_SCn,
+ MPP1_SPI_MOSI,
+ MPP2_SPI_SCK,
+ MPP3_SPI_MISO,
+ MPP4_UART0_RXD,
+ MPP5_UART0_TXD,
+ MPP6_SYSRST_OUTn,
+ MPP7_GPO,
+ MPP8_GPIO,
+ MPP9_GPIO,
+ MPP10_GPO, /* HDD power */
+ MPP11_GPIO, /* USB Vbus enable */
+ MPP12_SD_CLK,
+ MPP13_SD_CMD,
+ MPP14_SD_D0,
+ MPP15_SD_D1,
+ MPP16_SD_D2,
+ MPP17_SD_D3,
+ MPP18_GPO, /* fan speed high */
+ MPP19_GPO, /* fan speed low */
+ MPP20_GE1_0,
+ MPP21_GE1_1,
+ MPP22_GE1_2,
+ MPP23_GE1_3,
+ MPP24_GE1_4,
+ MPP25_GE1_5,
+ MPP26_GE1_6,
+ MPP27_GE1_7,
+ MPP28_GPIO,
+ MPP29_GPIO,
+ MPP30_GE1_10,
+ MPP31_GE1_11,
+ MPP32_GE1_12,
+ MPP33_GE1_13,
+ MPP34_GPIO,
+ MPP35_GPIO,
+ MPP36_GPIO, /* function LED */
+ MPP37_GPIO, /* alarm LED */
+ MPP38_GPIO, /* info LED */
+ MPP39_GPIO, /* power LED */
+ MPP40_GPIO, /* fan alarm */
+ MPP41_GPIO, /* funtion button */
+ MPP42_GPIO, /* power switch */
+ MPP43_GPIO, /* power auto switch */
+ MPP44_GPIO,
+ MPP45_GPIO,
+ MPP46_GPIO,
+ MPP47_GPIO,
+ MPP48_GPIO, /* function red LED */
+ MPP49_GPIO,
+ 0
+ };
+
+ kirkwood_mpp_conf(kwmpp_config, NULL);
+
+ return 0;
+}
+
+#define LED_OFF 0
+#define LED_ALARM_ON 1
+#define LED_ALARM_BLINKING 2
+#define LED_POWER_ON 3
+#define LED_POWER_BLINKING 4
+#define LED_INFO_ON 5
+#define LED_INFO_BLINKING 6
+
+static void __set_led(int blink_alarm, int blink_info, int blink_power,
+ int value_alarm, int value_info, int value_power)
+{
+ kw_gpio_set_blink(GPIO_ALARM_LED, blink_alarm);
+ kw_gpio_set_blink(GPIO_INFO_LED, blink_info);
+ kw_gpio_set_blink(GPIO_POWER_LED, blink_power);
+ kw_gpio_set_value(GPIO_ALARM_LED, value_alarm);
+ kw_gpio_set_value(GPIO_INFO_LED, value_info);
+ kw_gpio_set_value(GPIO_POWER_LED, value_power);
+}
+
+static void set_led(int state)
+{
+ switch (state) {
+ case LED_OFF:
+ __set_led(0, 0, 0, 0, 0, 0);
+ break;
+ case LED_ALARM_ON:
+ __set_led(0, 0, 0, 0, 1, 1);
+ break;
+ case LED_ALARM_BLINKING:
+ __set_led(1, 0, 0, 1, 1, 1);
+ break;
+ case LED_INFO_ON:
+ __set_led(0, 0, 0, 1, 0, 1);
+ break;
+ case LED_INFO_BLINKING:
+ __set_led(0, 1, 0, 1, 1, 1);
+ break;
+ case LED_POWER_ON:
+ __set_led(0, 0, 0, 1, 1, 0);
+ break;
+ case LED_POWER_BLINKING:
+ __set_led(0, 0, 1, 1, 1, 1);
+ break;
+ }
+}
+
+int board_init(void)
+{
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
+
+ set_led(LED_POWER_BLINKING);
+
+ return 0;
+}
+
+#ifdef CONFIG_MISC_INIT_R
+void check_enetaddr(void)
+{
+ uchar enetaddr[6];
+
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
+ /* signal unset/invalid ethaddr to user */
+ set_led(LED_INFO_BLINKING);
+ }
+}
+
+static void erase_environment(void)
+{
+ struct spi_flash *flash;
+
+ printf("Erasing environment..\n");
+ flash = spi_flash_probe(0, 0, 1000000, SPI_MODE_3);
+ if (!flash) {
+ printf("Erasing flash failed\n");
+ return;
+ }
+
+ spi_flash_erase(flash, CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE);
+ spi_flash_free(flash);
+ do_reset(NULL, 0, 0, NULL);
+}
+
+static void rescue_mode(void)
+{
+ uchar enetaddr[6];
+
+ printf("Entering rescue mode..\n");
+#ifdef CONFIG_RANDOM_MACADDR
+ if (!eth_getenv_enetaddr("ethaddr", enetaddr)) {
+ eth_random_enetaddr(enetaddr);
+ if (eth_setenv_enetaddr("ethaddr", enetaddr)) {
+ printf("Failed to set ethernet address\n");
+ set_led(LED_ALARM_BLINKING);
+ return;
+ }
+ }
+#endif
+ setenv("bootsource", "rescue");
+}
+
+static void check_push_button(void)
+{
+ int i = 0;
+
+ while (!kw_gpio_get_value(GPIO_FUNC_BUTTON)) {
+ udelay(100000);
+ i++;
+
+ if (i == 10)
+ set_led(LED_INFO_ON);
+
+ if (i >= 100) {
+ set_led(LED_INFO_BLINKING);
+ break;
+ }
+ }
+
+ if (i >= 100)
+ erase_environment();
+ else if (i >= 10)
+ rescue_mode();
+}
+
+int misc_init_r(void)
+{
+ check_enetaddr();
+ check_push_button();
+
+ return 0;
+}
+#endif
+
+#ifdef CONFIG_SHOW_BOOT_PROGRESS
+void show_boot_progress(int progress)
+{
+ if (progress > 0)
+ return;
+
+ /* this is not an error, eg. bootp with autoload=no will trigger this */
+ if (progress == -BOOTSTAGE_ID_NET_LOADED)
+ return;
+
+ set_led(LED_ALARM_BLINKING);
+}
+#endif
diff --git a/board/buffalo/lsxl/lsxl.h b/board/buffalo/lsxl/lsxl.h
new file mode 100644
index 0000000..2a2642e
--- /dev/null
+++ b/board/buffalo/lsxl/lsxl.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael at walle.cc>
+ *
+ * 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
+ */
+
+#ifndef __LSXL_H
+#define __LSXL_H
+
+#define GPIO_HDD_POWER 10
+#define GPIO_USB_VBUS 11
+#define GPIO_FAN_HIGH 18
+#define GPIO_FAN_LOW 19
+#define GPIO_FUNC_LED 36
+#define GPIO_ALARM_LED 37
+#define GPIO_INFO_LED 38
+#define GPIO_POWER_LED 39
+#define GPIO_FAN_LOCK 40
+#define GPIO_FUNC_BUTTON 41
+#define GPIO_POWER_SWITCH 42
+#define GPIO_POWER_AUTO_SWITCH 43
+#define GPIO_FUNC_RED_LED 48
+
+#define _BIT(x) (1<<(x))
+
+#define LSXL_OE_LOW (~(_BIT(GPIO_HDD_POWER) \
+ | _BIT(GPIO_USB_VBUS) \
+ | _BIT(GPIO_FAN_HIGH) \
+ | _BIT(GPIO_FAN_LOW)))
+
+#define LSXL_OE_HIGH (~(_BIT(GPIO_FUNC_LED - 32) \
+ | _BIT(GPIO_ALARM_LED - 32) \
+ | _BIT(GPIO_INFO_LED - 32) \
+ | _BIT(GPIO_POWER_LED - 32) \
+ | _BIT(GPIO_FUNC_RED_LED - 32)))
+
+#define LSXL_OE_VAL_LOW (_BIT(GPIO_HDD_POWER) \
+ | _BIT(GPIO_USB_VBUS))
+
+#define LSXL_OE_VAL_HIGH (_BIT(GPIO_FUNC_LED - 32) \
+ | _BIT(GPIO_ALARM_LED - 32) \
+ | _BIT(GPIO_INFO_LED - 32) \
+ | _BIT(GPIO_POWER_LED - 32) \
+ | _BIT(GPIO_FUNC_RED_LED - 32))
+
+#define LSXL_POL_VAL_LOW (_BIT(GPIO_FAN_HIGH) \
+ | _BIT(GPIO_FAN_LOW))
+
+#define LSXL_POL_VAL_HIGH (_BIT(GPIO_FUNC_LED - 32) \
+ | _BIT(GPIO_ALARM_LED - 32) \
+ | _BIT(GPIO_INFO_LED - 32) \
+ | _BIT(GPIO_POWER_LED - 32) \
+ | _BIT(GPIO_FUNC_BUTTON - 32) \
+ | _BIT(GPIO_POWER_SWITCH - 32) \
+ | _BIT(GPIO_POWER_AUTO_SWITCH - 32) \
+ | _BIT(GPIO_FUNC_RED_LED - 32))
+
+#endif /* __LSXL_H */
diff --git a/boards.cfg b/boards.cfg
index b711e0d..4376699 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -138,6 +138,8 @@ enbw_cmc arm arm926ejs enbw_cmc enbw
calimain arm arm926ejs calimain omicron davinci
pogo_e02 arm arm926ejs - cloudengines kirkwood
dns325 arm arm926ejs - d-link kirkwood
+lschlv2 arm arm926ejs lsxl buffalo kirkwood lsxl:LSCHLV2
+lsxhl arm arm926ejs lsxl buffalo kirkwood lsxl:LSXHL
km_kirkwood arm arm926ejs km_arm keymile kirkwood km_kirkwood:KM_KIRKWOOD,KM_DISABLE_PCI
km_kirkwood_pci arm arm926ejs km_arm keymile kirkwood km_kirkwood:KM_KIRKWOOD_PCI,KM_RECONFIG_XLX
mgcoge3un arm arm926ejs km_arm keymile kirkwood
diff --git a/include/configs/lsxl.h b/include/configs/lsxl.h
new file mode 100644
index 0000000..0db559c
--- /dev/null
+++ b/include/configs/lsxl.h
@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2012 Michael Walle
+ * Michael Walle <michael at walle.cc>
+ *
+ * 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
+ */
+
+#ifndef _CONFIG_LSXL_H
+#define _CONFIG_LSXL_H
+
+/*
+ * Version number information
+ */
+#if defined(CONFIG_LSCHLV2)
+#define CONFIG_IDENT_STRING " LS-CHLv2"
+#define CONFIG_SYS_KWD_CONFIG $(SRCTREE)/$(CONFIG_BOARDDIR)/kwbimage-lschl.cfg
+#define CONFIG_MACH_TYPE 3006
+#define CONFIG_SYS_TCLK 166666667 /* 166 MHz */
+#elif defined(CONFIG_LSXHL)
+#define CONFIG_IDENT_STRING " LS-XHL"
+#define CONFIG_SYS_KWD_CONFIG $(SRCTREE)/$(CONFIG_BOARDDIR)/kwbimage-lsxhl.cfg
+#define CONFIG_MACH_TYPE 2663
+/* CONFIG_SYS_TCLK is 200000000 by default */
+#else
+#error "unknown board"
+#endif
+
+/*
+ * General configuration options
+ */
+#define CONFIG_FEROCEON_88FR131 /* CPU Core subversion */
+#define CONFIG_KIRKWOOD /* SOC Family Name */
+#define CONFIG_KW88F6281 /* SOC Name */
+
+#define CONFIG_SKIP_LOWLEVEL_INIT /* disable board lowlevel_init */
+#define CONFIG_MISC_INIT_R
+#define CONFIG_SHOW_BOOT_PROGRESS
+
+#define CONFIG_RANDOM_MACADDR
+#define CONFIG_KIRKWOOD_GPIO
+#define CONFIG_OF_LIBFDT
+
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define CONFIG_SYS_CONSOLE_INFO_QUIET
+
+/*
+ * Enable u-boot API for standalone programs.
+ */
+#define CONFIG_API
+
+/*
+ * Commands configuration
+ */
+#include <config_cmd_default.h>
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_IDE
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SPI
+#define CONFIG_CMD_USB
+
+#define CONFIG_DOS_PARTITION
+#define CONFIG_EFI_PARTITION
+
+/*
+ * mv-common.h should be defined after CMD configs since it used them
+ * to enable certain macros
+ */
+#include "mv-common.h"
+
+/* ST M25P40 */
+#undef CONFIG_SPI_FLASH_MACRONIX
+#define CONFIG_SPI_FLASH_STMICRO
+#undef CONFIG_ENV_SPI_MAX_HZ
+#define CONFIG_ENV_SPI_MAX_HZ 25000000
+#undef CONFIG_SF_DEFAULT_SPEED
+#define CONFIG_SF_DEFAULT_SPEED 25000000
+
+
+#undef CONFIG_SYS_PROMPT
+#define CONFIG_SYS_PROMPT "=> "
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
+
+/*
+ * Environment variables configurations
+ */
+#ifdef CONFIG_SPI_FLASH
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_MAX_FLASH_SECT 8
+#define CONFIG_ENV_IS_IN_SPI_FLASH 1
+#define CONFIG_ENV_SECT_SIZE 0x10000 /* 64K */
+#else
+#define CONFIG_ENV_IS_NOWHERE
+#endif
+
+#define CONFIG_ENV_SIZE 0x10000 /* 64k */
+#define CONFIG_ENV_OFFSET 0x70000 /* env starts here */
+
+/*
+ * Default environment variables
+ */
+#define CONFIG_LOADADDR 0x00800000
+#define CONFIG_BOOTCOMMAND "run bootcmd_${bootsource}"
+#define CONFIG_BOOTARGS "console=ttyS0,115200 root=/dev/sda2"
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "bootsource=hdd\0" \
+ "hdpart=0:1\0" \
+ "bootcmd_net=bootp 0x00100000 uImage " \
+ "&& tftpboot 0x00800000 uInitrd " \
+ "&& bootm 0x00100000 0x00800000\0" \
+ "bootcmd_hdd=ide reset " \
+ "&& ext2load ide ${hdpart} 0x00100000 /uImage " \
+ "&& ext2load ide ${hdpart} 0x00800000 /uInitrd " \
+ "&& bootm 0x00100000 0x00800000\0" \
+ "bootcmd_usb=usb start " \
+ "&& fatload usb 0:1 0x00100000 /uImage " \
+ "&& fatload usb 0:1 0x00800000 /uInitrd " \
+ "&& bootm 0x00100000 0x00800000\0" \
+ "bootcmd_rescue=run config_nc_dhcp; run nc\0" \
+ "eraseenv=sf probe 0 " \
+ "&& sf erase " MK_STR(CONFIG_ENV_OFFSET) \
+ " +" MK_STR(CONFIG_ENV_SIZE) "\0" \
+ "config_nc_dhcp=setenv autoload_old ${autoload}; " \
+ "setenv autoload no " \
+ "&& bootp " \
+ "&& setenv ncip ${serverip} " \
+ "&& setenv autoload ${autoload_old}; " \
+ "setenv autoload_old\0" \
+ "standard_env=setenv ipaddr; setenv netmask; setenv serverip; " \
+ "setenv ncip; setenv gatewayip; setenv ethact; " \
+ "setenv bootfile; setenv dnsip; " \
+ "setenv bootsource hdd; run ser\0" \
+ "restore_env=run standard_env; saveenv; reset\0" \
+ "ser=setenv stdin serial; setenv stdout serial; " \
+ "setenv stderr serial\0" \
+ "nc=setenv stdin nc; setenv stdout nc; setenv stderr nc\0" \
+ "stdin=serial\0" \
+ "stdout=serial\0" \
+ "stderr=serial\0"
+
+/*
+ * Ethernet Driver configuration
+ */
+#ifdef CONFIG_CMD_NET
+#define CONFIG_MVGBE_PORTS {0, 1} /* enable port 1 only */
+#define CONFIG_PHY_BASE_ADR 7
+#undef CONFIG_RESET_PHY_R
+#endif /* CONFIG_CMD_NET */
+
+#ifdef CONFIG_CMD_IDE
+#undef CONFIG_IDE_LED
+#undef CONFIG_SYS_IDE_MAXBUS
+#define CONFIG_SYS_IDE_MAXBUS 1
+#undef CONFIG_SYS_IDE_MAXDEVICE
+#define CONFIG_SYS_IDE_MAXDEVICE 1
+#define CONFIG_SYS_ATA_IDE0_OFFSET MV_SATA_PORT0_OFFSET
+#endif
+
+#endif /* _CONFIG_LSXL_H */
--
1.7.2.5
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