# set CFG_REFCLKFREQ [configC100 CFG_REFCLKFREQ]
proc config {label} {
- return [dict get [configC100] $label ]
+ return [dict get [configC100] $label ]
}
# show the value for the param. with label
# when there are more then one board config
# use soft links to c100board-config.tcl
# so that only the right board-config gets
-# included (just like include/configs/board-configs.h
+# included (just like include/configs/board-configs.h
# in u-boot.
proc configC100 {} {
# xtal freq. 24MHz
# y = amba_clk * (w+1)*(x+1)*2/xtal_clk
dict set configC100 y_amba [expr ([dict get $configC100 CONFIG_SYS_HZ_CLOCK] * ( ([dict get $configC100 w_amba]+1 ) * ([dict get $configC100 x_amba]+1 ) *2 ) / [dict get $configC100 CFG_REFCLKFREQ]) ]
- # Arm Clk 450MHz, must be a multiple of 25 MHz
+ # Arm Clk 450MHz, must be a multiple of 25 MHz
dict set configC100 CFG_ARM_CLOCK 450000000
dict set configC100 w_arm 0
dict set configC100 x_arm 1
}
+# This should be called for reset init event handler
+proc setupTelo {} {
+
+ # setup GPIO used as control signals for C100
+ setupGPIO
+ # This will allow acces to lower 8MB or NOR
+ lowGPIO5
+ # setup NOR size,timing,etc.
+ setupNOR
+ # setup internals + PLL + DDR2
+ initC100
+}
+
+
proc setupNOR {} {
puts "Setting up NOR: 16MB, 16-bit wide bus, CS0"
# this is taken from u-boot/boards/mindspeed/ooma-darwin/board.c:nor_hw_init()
- set EX_CSEN_REG [regs EX_CSEN_REG ]
- set EX_CS0_SEG_REG [regs EX_CS0_SEG_REG ]
- set EX_CS0_CFG_REG [regs EX_CS0_CFG_REG ]
- set EX_CS0_TMG1_REG [regs EX_CS0_TMG1_REG ]
- set EX_CS0_TMG2_REG [regs EX_CS0_TMG2_REG ]
- set EX_CS0_TMG3_REG [regs EX_CS0_TMG3_REG ]
+ set EX_CSEN_REG [regs EX_CSEN_REG ]
+ set EX_CS0_SEG_REG [regs EX_CS0_SEG_REG ]
+ set EX_CS0_CFG_REG [regs EX_CS0_CFG_REG ]
+ set EX_CS0_TMG1_REG [regs EX_CS0_TMG1_REG ]
+ set EX_CS0_TMG2_REG [regs EX_CS0_TMG2_REG ]
+ set EX_CS0_TMG3_REG [regs EX_CS0_TMG3_REG ]
set EX_CLOCK_DIV_REG [regs EX_CLOCK_DIV_REG ]
- set EX_MFSM_REG [regs EX_MFSM_REG ]
- set EX_CSFSM_REG [regs EX_CSFSM_REG ]
- set EX_WRFSM_REG [regs EX_WRFSM_REG ]
- set EX_RDFSM_REG [regs EX_RDFSM_REG ]
+ set EX_MFSM_REG [regs EX_MFSM_REG ]
+ set EX_CSFSM_REG [regs EX_CSFSM_REG ]
+ set EX_WRFSM_REG [regs EX_WRFSM_REG ]
+ set EX_RDFSM_REG [regs EX_RDFSM_REG ]
# enable Expansion Bus Clock + CS0 (NOR)
mww $EX_CSEN_REG 0x3
# set timings to NOR
mww $EX_CS0_TMG1_REG 0x03034006
mww $EX_CS0_TMG2_REG 0x04040002
- #mww $EX_CS0_TMG3_REG
+ #mww $EX_CS0_TMG3_REG
# set EBUS clock 165/5=33MHz
mww $EX_CLOCK_DIV_REG 0x5
# everthing else is OK with default
set EXP_CS0_BASEADDR [regs EXP_CS0_BASEADDR]
set BLOCK_RESET_REG [regs BLOCK_RESET_REG]
set DDR_RST [regs DDR_RST]
-
+
# put DDR controller in reset (so that it comes reset in u-boot)
mmw $BLOCK_RESET_REG 0x0 $DDR_RST
# setup CS0 controller for NOR
#GPIO17 reset for DECT module.
#GPIO29 CS_n for NAND
- set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
- set GPIO_OE_REG [regs GPIO_OE_REG]
+ set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
+ set GPIO_OE_REG [regs GPIO_OE_REG]
# set GPIO29=GPIO17=1, GPIO5=0
mww $GPIO_OUTPUT_REG [expr 1<<29 | 1<<17]
proc highGPIO5 {} {
puts "GPIO5 high"
- set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
+ set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
# set GPIO5=1
mmw $GPIO_OUTPUT_REG [expr 1 << 5] 0x0
}
proc lowGPIO5 {} {
puts "GPIO5 low"
- set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
+ set GPIO_OUTPUT_REG [regs GPIO_OUTPUT_REG]
# set GPIO5=0
mmw $GPIO_OUTPUT_REG 0x0 [expr 1 << 5]
}
proc boardID {id} {
# so far built:
# 4'b1111
- dict set boardID 15 name "EVT1"
+ dict set boardID 15 name "EVT1"
dict set boardID 15 ddr2size 128M
# dict set boardID 15 nandsize 1G
# dict set boardID 15 norsize 16M
# 4'b0000
- dict set boardID 0 name "EVT2"
+ dict set boardID 0 name "EVT2"
dict set boardID 0 ddr2size 128M
# 4'b0001
- dict set boardID 1 name "EVT3"
+ dict set boardID 1 name "EVT3"
dict set boardID 1 ddr2size 256M
# 4'b1110
dict set boardID 14 name "EVT3_old"
dict set boardID 14 ddr2size 128M
# 4'b0010
- dict set boardID 2 name "EVT4"
+ dict set boardID 2 name "EVT4"
dict set boardID 2 ddr2size 256M
return $boardID
}
+
# converted from u-boot/boards/mindspeed/ooma-darwin/board.c:ooma_board_detect()
-# figure out what board revision this is, uses BOOTSTRAP register to read stuffed resistors
+# figure out what board revision this is, uses BOOTSTRAP register to read stuffed resistors
proc ooma_board_detect {} {
set GPIO_BOOTSTRAP_REG [regs GPIO_BOOTSTRAP_REG]
-
+
# read the current value of the BOOTSRAP pins
set tmp [mrw $GPIO_BOOTSTRAP_REG]
puts [format "GPIO_BOOTSTRAP_REG (0x%x): 0x%x" $GPIO_BOOTSTRAP_REG $tmp]
# display board ID
puts [format "This is %s (0x%x)" [dict get [boardID $gpbt] $gpbt name] $gpbt]
+ # show it on serial console
+ putsUART0 [format "This is %s (0x%x)\n" [dict get [boardID $gpbt] $gpbt name] $gpbt]
# return the ddr2 size, used to configure DDR2 on a given board.
return [dict get [boardID $gpbt] $gpbt ddr2size]
}
proc configureDDR2regs_256M {} {
- puts "ConfigureDDR2regs_256M TBD"
+
+ set DENALI_CTL_00_DATA [regs DENALI_CTL_00_DATA]
+ set DENALI_CTL_01_DATA [regs DENALI_CTL_01_DATA]
+ set DENALI_CTL_02_DATA [regs DENALI_CTL_02_DATA]
+ set DENALI_CTL_03_DATA [regs DENALI_CTL_03_DATA]
+ set DENALI_CTL_04_DATA [regs DENALI_CTL_04_DATA]
+ set DENALI_CTL_05_DATA [regs DENALI_CTL_05_DATA]
+ set DENALI_CTL_06_DATA [regs DENALI_CTL_06_DATA]
+ set DENALI_CTL_07_DATA [regs DENALI_CTL_07_DATA]
+ set DENALI_CTL_08_DATA [regs DENALI_CTL_08_DATA]
+ set DENALI_CTL_09_DATA [regs DENALI_CTL_09_DATA]
+ set DENALI_CTL_10_DATA [regs DENALI_CTL_10_DATA]
+ set DENALI_CTL_11_DATA [regs DENALI_CTL_11_DATA]
+ set DENALI_CTL_12_DATA [regs DENALI_CTL_12_DATA]
+ set DENALI_CTL_13_DATA [regs DENALI_CTL_13_DATA]
+ set DENALI_CTL_14_DATA [regs DENALI_CTL_14_DATA]
+ set DENALI_CTL_15_DATA [regs DENALI_CTL_15_DATA]
+ set DENALI_CTL_16_DATA [regs DENALI_CTL_16_DATA]
+ set DENALI_CTL_17_DATA [regs DENALI_CTL_17_DATA]
+ set DENALI_CTL_18_DATA [regs DENALI_CTL_18_DATA]
+ set DENALI_CTL_19_DATA [regs DENALI_CTL_19_DATA]
+ set DENALI_CTL_20_DATA [regs DENALI_CTL_20_DATA]
+
+ set DENALI_CTL_02_VAL 0x0100000000010100
+ set DENALI_CTL_11_VAL 0x433a32164a560a00
+
+ mw64bit $DENALI_CTL_00_DATA 0x0100000101010101
+ # 01_DATA mod [40]=1, enable BA2
+ mw64bit $DENALI_CTL_01_DATA 0x0100010100000001
+ mw64bit $DENALI_CTL_02_DATA $DENALI_CTL_02_VAL
+ mw64bit $DENALI_CTL_03_DATA 0x0102020202020201
+ mw64bit $DENALI_CTL_04_DATA 0x0000010100000001
+ mw64bit $DENALI_CTL_05_DATA 0x0203010300010101
+ mw64bit $DENALI_CTL_06_DATA 0x060a020200020202
+ mw64bit $DENALI_CTL_07_DATA 0x0000000300000206
+ mw64bit $DENALI_CTL_08_DATA 0x6400003f3f0a0209
+ mw64bit $DENALI_CTL_09_DATA 0x1a000000001a1a1a
+ mw64bit $DENALI_CTL_10_DATA 0x0120202020191a18
+ # 11_DATA mod [39-32]=16,more refresh
+ mw64bit $DENALI_CTL_11_DATA $DENALI_CTL_11_VAL
+ mw64bit $DENALI_CTL_12_DATA 0x0000000000000800
+ mw64bit $DENALI_CTL_13_DATA 0x0010002000100040
+ mw64bit $DENALI_CTL_14_DATA 0x0010004000100040
+ mw64bit $DENALI_CTL_15_DATA 0x04f8000000000000
+ mw64bit $DENALI_CTL_16_DATA 0x000000002cca0000
+ mw64bit $DENALI_CTL_17_DATA 0x0000000000000000
+ mw64bit $DENALI_CTL_18_DATA 0x0302000000000000
+ mw64bit $DENALI_CTL_19_DATA 0x00001300c8030600
+ mw64bit $DENALI_CTL_20_DATA 0x0000000081fe00c8
+
+ set wr_dqs_shift 0x40
+ # start DDRC
+ mw64bit $DENALI_CTL_02_DATA [expr $DENALI_CTL_02_VAL | (1 << 32)]
+ # wait int_status[2] (DRAM init complete)
+ puts -nonewline "Waiting for DDR2 controller to init..."
+ set tmp [mrw [expr $DENALI_CTL_08_DATA + 4]]
+ while { [expr $tmp & 0x040000] == 0 } {
+ sleep 1
+ set tmp [mrw [expr $DENALI_CTL_08_DATA + 4]]
+ }
+ puts "done."
+
+ # do ddr2 training sequence
+ # TBD (for now, if you need it, run trainDDR command)
}
# converted from u-boot/cpu/arm1136/comcerto/bsp100.c:config_board99()
set DENALI_CTL_20_DATA [regs DENALI_CTL_20_DATA]
- set DENALI_CTL_02_VAL 0x0100010000010100
+ set DENALI_CTL_02_VAL 0x0100010000010100
set DENALI_CTL_11_VAL 0x433A42124A650A37
- # set some default values
+ # set some default values
mw64bit $DENALI_CTL_00_DATA 0x0100000101010101
mw64bit $DENALI_CTL_01_DATA 0x0100000100000101
mw64bit $DENALI_CTL_02_DATA $DENALI_CTL_02_VAL
# wait int_status[2] (DRAM init complete)
puts -nonewline "Waiting for DDR2 controller to init..."
set tmp [mrw [expr $DENALI_CTL_08_DATA + 4]]
- while { [expr $tmp & 0x040000] == 0 } {
+ while { [expr $tmp & 0x040000] == 0 } {
sleep 1
set tmp [mrw [expr $DENALI_CTL_08_DATA + 4]]
}
- mw64bit $DENALI_CTL_11_DATA [expr ($DENALI_CTL_11_VAL & ~0x00007F0000000000) | ($wr_dqs_shift << 40) ]
+ # This is not necessary
+ #mw64bit $DENALI_CTL_11_DATA [expr ($DENALI_CTL_11_VAL & ~0x00007F0000000000) | ($wr_dqs_shift << 40) ]
puts "done."
# do ddr2 training sequence
set GPIO_IOCTRL_REG [regs GPIO_IOCTRL_REG]
set GPIO_IOCTRL_VAL [regs GPIO_IOCTRL_VAL]
set GPIO_IOCTRL_UART0 [regs GPIO_IOCTRL_UART0]
- set UART0_LCR [regs UART0_LCR]
- set LCR_DLAB [regs LCR_DLAB]
- set UART0_DLL [regs UART0_DLL]
- set UART0_DLH [regs UART0_DLH]
- set UART0_IIR [regs UART0_IIR]
- set UART0_IER [regs UART0_IER]
- set LCR_ONE_STOP [regs LCR_ONE_STOP]
- set LCR_CHAR_LEN_8 [regs LCR_CHAR_LEN_8]
+ set UART0_LCR [regs UART0_LCR]
+ set LCR_DLAB [regs LCR_DLAB]
+ set UART0_DLL [regs UART0_DLL]
+ set UART0_DLH [regs UART0_DLH]
+ set UART0_IIR [regs UART0_IIR]
+ set UART0_IER [regs UART0_IER]
+ set LCR_ONE_STOP [regs LCR_ONE_STOP]
+ set LCR_CHAR_LEN_8 [regs LCR_CHAR_LEN_8]
set FCR_XMITRES [regs FCR_XMITRES]
- set FCR_RCVRRES [regs FCR_RCVRRES]
- set FCR_FIFOEN [regs FCR_FIFOEN]
- set IER_UUE [regs IER_UUE]
+ set FCR_RCVRRES [regs FCR_RCVRRES]
+ set FCR_FIFOEN [regs FCR_FIFOEN]
+ set IER_UUE [regs IER_UUE]
# unlock writing to IOCTRL register
mww $GPIO_LOCK_REG $GPIO_IOCTRL_VAL
proc putcUART0 {char} {
- set UART0_LSR [regs UART0_LSR]
+ set UART0_LSR [regs UART0_LSR]
set UART0_THR [regs UART0_THR]
set LSR_TEMT [regs LSR_TEMT]
resume
}
-proc flashUBOOT {} {
+proc flashUBOOT {file} {
# this will update uboot on NOR partition
set EXP_CS0_BASEADDR [regs EXP_CS0_BASEADDR]
-
+
# setup CS0 controller for NOR
setupNOR
# make sure we are accessing the lower part of NOR
lowGPIO5
flash probe 0
puts "Erasing sectors 0-3 for uboot"
+ putsUART0 "Erasing sectors 0-3 for uboot\n"
flash erase_sector 0 0 3
- puts "Programming u-boot, takes about 4-5 min for 256kb"
- flash write_image ./images/u-boot.bin $EXP_CS0_BASEADDR
+ puts "Programming u-boot"
+ putsUART0 "Programming u-boot..."
+ memwrite burst enable
+ flash write_image $file $EXP_CS0_BASEADDR
+ memwrite burst disable
+ putsUART0 "done.\n"
+ putsUART0 "Rebooting, please wait!\n"
+ reboot
}
\ No newline at end of file
projects / openocd / commitdiff