PXA255: support Intel "Lubbock" platform

[fw/openocd] / tcl / board / lubbock.cfg

diff --git a/tcl/board/lubbock.cfg b/tcl/board/lubbock.cfg
new file mode 100644 (file)
index 0000000..63cc2a4
--- /dev/null
+++ b/tcl/board/lubbock.cfg
@@ -0,0 +1,110 @@
+# Intel "Lubbock" Development Board with PXA255 (dbpxa255)
+#  Obsolete; this was Intel's original PXA255 development system
+#  Board also had CPU cards for SA1100, PXA210, PXA250, and more.
+
+source [find target/pxa255.cfg]
+
+jtag_nsrst_delay 250
+jtag_ntrst_delay 250
+
+# NOTE: until after pinmux and such are set up, only CS0 is
+# available ... not 2nd bank of CFI, or FPGA, SRAM, ENET, etc.
+
+# CS0, CS1 -- two banks of CFI flash, 32 MBytes each
+# each bank is 32-bits wide, two 16-bit chips in parallel
+flash bank cfi 0x00000000 0x02000000 2 4 $_TARGETNAME
+flash bank cfi 0x04000000 0x02000000 2 4 $_TARGETNAME
+
+# CS2 low -- FPGA registers
+# CS2 high -- 1 MByte SRAM at 0x0a00.0000 ... last 64K for scratch
+$_TARGETNAME configure -work-area-phys 0x0a0f0000
+
+$_TARGETNAME configure -event reset-assert-pre \
+       "$_TARGETNAME configure -work-area-size 0"
+
+# Make the hex led display a number, assuming CS2 is set up
+# and all digits have been enabled through the FPGA.
+proc hexled {u32} {
+       mww 0x08000010 $u32
+}
+
+# CS3 -- Ethernet
+# CS4 -- SA1111
+# CS5 -- PCMCIA
+
+# NOTE:  system console normally uses the FF UART connector
+
+proc lubbock_init {target} {
+
+       puts "Initialize PXA255 Lubbock board"
+
+       # (1) pinmux
+
+       # GPSR0..GPSR2
+       mww 0x40e00018 0x00008000
+       mww 0x40e0001c 0x00FC0382
+       mww 0x40e00020 0x0001FFFF
+       # GPDR0..GPDR2
+       mww 0x40e0000c 0x0060A800
+       mww 0x40e00010 0x00FF0382
+       mww 0x40e00014 0x0001C000
+       # GAFR0_[LU]..GAFR2_[LU]
+       mww 0x40e00054 0x98400000
+       mww 0x40e00058 0x00002950
+       mww 0x40e0005c 0x000A9558
+       mww 0x40e00060 0x0005AAAA
+       mww 0x40e00064 0xA0000000
+       mww 0x40e00068 0x00000002
+
+       # write PSSR, enable GPIOs
+       mww 0x40f00000 0x00000020
+
+       # write LED ctrl register ... ones disable
+       # high byte, 8 hex leds; low byte, 8 discretes
+       mwh 0x08000040 0xf0ff
+
+       hexled 0x0000
+
+       # (2) Address space setup
+
+       # MSC0/MSC1/MSC2
+       mww 0x48000008 0x23f223f2
+       mww 0x4800000c 0x3ff1a441
+       mww 0x48000010 0x7ff97ff1
+       # pcmcia/cf
+       mww 0x48000014 0x00000000
+       mww 0x48000028 0x00010504
+       mww 0x4800002c 0x00010504
+       mww 0x48000030 0x00010504
+       mww 0x48000034 0x00010504
+       mww 0x48000038 0x00004715
+       mww 0x4800003c 0x00004715
+
+       hexled 0x1111
+
+       # (3) SDRAM setup
+       # REVISIT this looks dubious ... no refresh cycles
+       mww 0x48000004 0x03CA4018
+       mww 0x48000004 0x004B4018
+       mww 0x48000004 0x000B4018
+       mww 0x48000004 0x000BC018
+       mww 0x48000000 0x00001AC8
+       mww 0x48000000 0x00001AC9
+
+       mww 0x48000040 0x00000000
+
+       # FIXME -- setup:
+       #  CLOCKS (and faster JTAG)
+       #  enable icache
+
+       # FIXME SRAM isn't working
+       # $target configure -work-area-size 0x10000
+
+       hexled 0x2222
+
+       flash probe 0
+       flash probe 1
+
+       hexled 0xcafe
+}
+$_TARGETNAME configure -event reset-init "lubbock_init $_TARGETNAME"