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| -rw-r--r-- | tcl/board/mini6410.cfg | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/tcl/board/mini6410.cfg b/tcl/board/mini6410.cfg new file mode 100644 index 00000000..d00ce1f8 --- /dev/null +++ b/tcl/board/mini6410.cfg @@ -0,0 +1,112 @@ +# Target configuration for the Samsung s3c6410 system on chip +# Tested on a tiny6410 +# Processor : ARM1176 +# Info : JTAG tap: s3c6410.etb tap/device found: 0x2b900f0f (mfg: 0x787, part: 0xb900, ver: 0x2) +# Info : JTAG tap: s3c6410.cpu tap/device found: 0x07b76f0f (mfg: 0x787, part: 0x7b76, ver: 0x0) + +source [find target/samsung_s3c6410.cfg] + +proc init_6410 {} { + halt + reg cpsr 0x1D3 + arm mcr 15 0 15 2 4 0x70000013 + + #----------------------------------------------- + # Clock and Timer Setting + #----------------------------------------------- + mww 0x7e004000 0 ;# WATCHDOG - Disable + mww 0x7E00F120 0x0003 ;# MEM_SYS_CFG - CS0:8 bit, Mem1:32bit, CS2=NAND + #mww 0x7E00F120 0x1000 ;# MEM_SYS_CFG - CS0:16bit, Mem1:32bit, CS2=SROMC + #mww 0x7E00F120 0x1002 ;# MEM_SYS_CFG - CS0:16bit, Mem1:32bit, CS2=OND + mww 0x7E00F900 0x805e ;# OTHERS - Change SYNCMUX[6] to “1” + sleep 1000 + mww 0x7E00F900 0x80de ;# OTHERS - Assert SYNCREQ&VICSYNCEN to “1”(rb1004modify) + sleep 1000 ;# - Others[11:8] to 0xF + mww 0x7E00F000 0xffff ;# APLL_LOCK - APLL LockTime + mww 0x7E00F004 0xffff ;# MPLL_LOCK - MPLL LockTime + mww 0x7E00F020 0x1047310 ;# CLK_DIV0 - ARMCLK:HCLK:PCLK = 1:4:16 + mww 0x7E00F00c 0x81900302 ;# APLL_CON - A:400, P:3, S:2 => 400MHz + mww 0x7E00F010 0x81900303 ;# MPLL_CON - M:400, P:3, S:3 => 200MHz + mww 0x7E00F01c 0x3 ;# CLK_SRC - APLL,MPLL Clock Select + + #----------------------------------------------- + # DRAM initialization + #----------------------------------------------- + mww 0x7e001004 0x4 ;# P1MEMCCMD - Enter the config state + mww 0x7e001010 0x30C ;# P1REFRESH - Refresh Period register (7800ns), 100MHz +# mww 0x7e001010 0x40e ;# P1REFRESH - Refresh Period register (7800ns), 133MHz + mww 0x7e001014 0x6 ;# P1CASLAT - CAS Latency = 3 + mww 0x7e001018 0x1 ;# P1T_DQSS + mww 0x7e00101c 0x2 ;# P1T_MRD + mww 0x7e001020 0x7 ;# P1T_RAS - 45 ns + mww 0x7e001024 0xA ;# P1T_RC - 67.5 ns + mww 0x7e001028 0xC ;# P1T_RCD - 22.5 ns + mww 0x7e00102C 0x10B ;# P1T_RFC - 80 ns + mww 0x7e001030 0xC ;# P1T_RP - 22.5 ns + mww 0x7e001034 0x3 ;# P1T_RRD - 15 ns + mww 0x7e001038 0x3 ;# P1T_WR - 15 ns + mww 0x7e00103C 0x2 ;# P1T_WTR + mww 0x7e001040 0x2 ;# P1T_XP + mww 0x7e001044 0x11 ;# P1T_XSR - 120 ns + mww 0x7e001048 0x11 ;# P1T_ESR + + #----------------------------------------------- + # Memory Configuration Registers + #----------------------------------------------- + mww 0x7e00100C 0x00010012 ;# P1MEMCFG - 1 CKE, 1Chip, 4burst, Alw, AP[10],ROW/Column bit + mww 0x7e00104C 0x0B41 ;# P1MEMCFG2 - Read delay 1 Cycle, mDDR, 32bit, Sync. + mww 0x7e001200 0x150F0 ;# CHIP_N_CFG - 0x150F0 for 256M, 0x150F8 for 128M + + #----------------------------------------------- + # Memory Direct Commands + #----------------------------------------------- + mww 0x7e001008 0xc0000 ;# Chip0 Direct Command :NOP5 + mww 0x7e001008 0x0 ;# Chip0 Direct Command :PreCharge al + mww 0x7e001008 0x40000 ;# Chip0 Direct Command :AutoRefresh + mww 0x7e001008 0x40000 ;# Chip0 Direct Command :AutoRefresh + mww 0x7e001008 0xA0000 ;# EMRS, DS:Full, PASR:Full + mww 0x7e001008 0x80032 ;# MRS, CAS3, BL4 + mww 0x7e001004 0x0 ;# Enable DMC1 +} + +proc install_6410_uboot {} { + # write U-boot magic number + mww 0x50000000 0x24564236 + mww 0x50000004 0x20764316 + load_image u-boot_nand-ram256.bin 0x50008000 bin + load_image u-boot_nand-ram256.bin 0x57E00000 bin + + #Kick in + reg pc 0x57E00000 + resume +} + +proc init_6410_flash {} { + halt + nand probe 0 + nand list +} + + +adapter_khz 1000 +adapter_nsrst_delay 100 +jtag_ntrst_delay 100 +reset_config trst_and_srst + +gdb_breakpoint_override hard + +targets +nand device $_CHIPNAME.flash s3c6400 $_CHIPNAME.cpu + +init +echo " " +echo " " +echo "-------------------------------------------------------------------" +echo "---- The following mini6410/tiny6410 functions are available: ----" +echo "---- init_6410 - initialize clock, timer, DRAM ----" +echo "---- init_6410_flash - initializes NAND flash support ----" +echo "---- install_6410_uboot - copies u-boot image into RAM and ----" +echo "---- runs it ----" +echo "-------------------------------------------------------------------" +echo " " +echo " " |