1 # Thanks to Pieter Conradie for this script!
2 # Target: Toshiba TOPAS900 -- TMPA900 Starterkit
3 ######################################
5 # We add to the minimal configuration.
6 source [find target/tmpa900.cfg]
10 ######################
12 #$_TARGETNAME configure -event gdb-attach { reset init }
13 $_TARGETNAME configure -event reset-init { topasa900_init }
15 proc topasa900_init { } {
18 mww 0xf005000c 0x00000007
19 mww 0xf0050010 0x00000065
20 mww 0xf005000c 0x000000a7
23 mww 0xf0050008 0x00000002
24 mww 0xf0050004 0x00000000
26 mww 0xf0050054 0x00000040
29 # mww 0xf0050004 0x00000000
30 # mww 0xf005000c 0x000000a7
33 # mww 0xf0050008 0x00000002
34 # mww 0xf0050010 0x00000065
35 # mww 0xf0050054 0x00000040
38 # _PMCDRV = 0x00000071;
40 # // Initialize SDRAM timing paramater
42 # _DMC_CAS_LATENCY = 0x00000006;
43 # _DMC_T_DQSS = 0x00000000;
44 # _DMC_T_MRD = 0x00000002;
45 # _DMC_T_RAS = 0x00000007;
47 # _DMC_T_RC = 0x0000000A;
48 # _DMC_T_RCD = 0x00000013;
50 # _DMC_T_RFC = 0x0000010A;
52 # _DMC_T_RP = 0x00000013;
53 # _DMC_T_RRD = 0x00000002;
54 # _DMC_T_WR = 0x00000002;
55 # _DMC_T_WTR = 0x00000001;
56 # _DMC_T_XP = 0x0000000A;
57 # _DMC_T_XSR = 0x0000000B;
58 # _DMC_T_ESR = 0x00000014;
61 # // Configure SDRAM type parameter
62 # _DMC_MEMORY_CFG = 0x00008011;
63 # _DMC_USER_CONFIG = 0x00000011; // 32 bit memory interface
66 # _DMC_REFRESH_PRD = 0x00000A60;
67 # _DMC_CHIP_0_CFG = 0x000140FC;
69 # _DMC_DIRECT_CMD = 0x000C0000;
70 # _DMC_DIRECT_CMD = 0x00000000;
72 # _DMC_DIRECT_CMD = 0x00040000;
73 # _DMC_DIRECT_CMD = 0x00040000;
74 # _DMC_DIRECT_CMD = 0x00080031;
76 # // Finally start SDRAM
78 # _DMC_MEMC_CMD = MEMC_CMD_GO;
81 mww 0xf0020260 0x00000071
82 mww 0xf4300014 0x00000006
83 mww 0xf4300018 0x00000000
84 mww 0xf430001C 0x00000002
85 mww 0xf4300020 0x00000007
86 mww 0xf4300024 0x0000000A
87 mww 0xf4300028 0x00000013
88 mww 0xf430002C 0x0000010A
89 mww 0xf4300030 0x00000013
90 mww 0xf4300034 0x00000002
91 mww 0xf4300038 0x00000002
92 mww 0xf430003C 0x00000001
93 mww 0xf4300040 0x0000000A
94 mww 0xf4300044 0x0000000B
95 mww 0xf4300048 0x00000014
96 mww 0xf430000C 0x00008011
97 mww 0xf4300304 0x00000011
98 mww 0xf4300010 0x00000A60
99 mww 0xf4300200 0x000140FC
100 mww 0xf4300008 0x000C0000
101 mww 0xf4300008 0x00000000
102 mww 0xf4300008 0x00040000
103 mww 0xf4300008 0x00040000
104 mww 0xf4300008 0x00080031
105 mww 0xf4300004 0x00000000
110 # remap off in case of IROM boot
111 mww 0xf0000004 0x00000001
115 # comment the following out if usinf J-Link, it soes not support DCC
116 arm7_9 dcc_downloads enable # Enable faster DCC downloads
119 #####################
120 # Flash configuration
121 #####################
123 #flash bank cfi <base> <size> <chip width> <bus width> <target#>
124 set _FLASHNAME $_CHIPNAME.flash
125 flash bank $_FLASHNAME cfi 0x20000000 0x1000000 2 2 0