tcl/board/rsc-w910.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 # Avalue RSC-W8910 sbc
   4 # http://www.avalue.com.tw/products/RSC-W910.cfm
   5 # 2MB NOR Flash
   6 # 64MB SDRAM
   7 # 128MB NAND Flash
   8
   9 # Based on Nuvoton nuc910
  10 source [find target/nuc910.cfg]
  11
  12 #
  13 # reset only behaves correctly if we use srst_pulls_trst
  14 #
  15 reset_config trst_and_srst srst_pulls_trst
  16
  17 adapter speed 1000
  18 adapter srst delay 100
  19 jtag_ntrst_delay 100
  20
  21 $_TARGETNAME configure -work-area-phys 0x00000000 -work-area-size 0x04000000 -work-area-backup 0
  22
  23 set _FLASHNAME $_CHIPNAME.flash
  24 flash bank $_FLASHNAME cfi 0x20000000 0x00200000 2 2 $_TARGETNAME
  25
  26 set _NANDNAME $_CHIPNAME.nand
  27 nand device $_NANDNAME nuc910 $_TARGETNAME
  28
  29 #
  30 # Target events
  31 #
  32
  33 $_TARGETNAME configure -event reset-start {adapter speed 1000}
  34
  35 $_TARGETNAME configure -event reset-init {
  36         # switch on PLL for 200MHz operation
  37         # running from 15MHz input clock
  38
  39         mww 0xB0000200 0x00000030 ;# CLKEN
  40         mww 0xB0000204 0x00000f3c ;# CLKSEL
  41         mww 0xB0000208 0x05007000 ;# CLKDIV
  42         mww 0xB000020C 0x00004f24 ;# PLLCON0
  43         mww 0xB0000210 0x00002b63 ;# PLLCON1
  44         mww 0xB000000C 0x08817fa6 ;# MFSEL
  45         sleep 10
  46
  47         # we are now running @ 200MHz
  48         # enable all openocd speed tweaks
  49
  50         arm7_9 dcc_downloads enable
  51         arm7_9 fast_memory_access enable
  52         adapter speed 15000
  53
  54         # map nor flash to 0x20000000
  55         # map sdram to 0x00000000
  56
  57         mww 0xb0001000 0x000530c1 ;# EBICON
  58         mww 0xb0001004 0x40030084 ;# ROMCON
  59         mww 0xb0001008 0x000010ee ;# SDCONF0
  60         mww 0xb000100C 0x00000000 ;# SDCONF1
  61         mww 0xb0001010 0x0000015b ;# SDTIME0
  62         mww 0xb0001014 0x0000015b ;# SDTIME1
  63         mww 0xb0001018 0x00000000 ;# EXT0CON
  64         mww 0xb000101C 0x00000000 ;# EXT1CON
  65         mww 0xb0001020 0x00000000 ;# EXT2CON
  66         mww 0xb0001024 0x00000000 ;# EXT3CON
  67         mww 0xb000102c 0x00ff0048 ;# CKSKEW
  68 }