1# The Linuxstamp-mx27 is board has a single IMX27 chip
2# For further info see http://opencircuits.com/Linuxstamp_mx27#OpenOCD
3source [find target/imx27.cfg]
4$_TARGETNAME configure -event gdb-attach { reset init }
5$_TARGETNAME configure -event reset-init { imx27lnst_init }
6
7proc imx27lnst_init { } {
8	# This setup puts RAM at 0xA0000000
9
10	# reset the board correctly
11	adapter speed 500
12	reset run
13	reset halt
14
15	mww 0x10000000 0x20040304
16	mww 0x10020000 0x00000000
17	mww 0x10000004 0xDFFBFCFB
18	mww 0x10020004 0xFFFFFFFF
19
20	sleep 100
21
22	# ========================================
23	#  Configure DDR on CSD0 -- initial reset
24	# ========================================
25	mww 0xD8001010 0x00000008
26
27	sleep 100
28
29	# ========================================
30	#  Configure DDR on CSD0 -- wait 5000 cycle
31	# ========================================
32	mww 0x10027828 0x55555555
33	mww 0x10027830 0x55555555
34	mww 0x10027834 0x55555555
35	mww 0x10027838 0x00005005
36	mww 0x1002783C 0x15555555
37
38	mww 0xD8001010 0x00000004
39
40	mww 0xD8001004 0x00795729
41
42	#mww 0xD8001000 0x92200000
43	mww 0xD8001000 0x91120000
44	mww 0xA0000F00 0x0
45
46	#mww 0xD8001000 0xA2200000
47	mww 0xD8001000 0xA1120000
48	mww 0xA0000F00 0x0
49	mww 0xA0000F00 0x0
50
51	#mww 0xD8001000 0xB2200000
52	mww 0xD8001000 0xB1120000
53	mwb 0xA0000033 0xFF
54	mwb 0xA1000000 0xAA
55
56	#mww 0xD8001000 0x82228085
57	mww 0xD8001000 0x81128080
58
59}
60