riscv-openocd/tcl/target/kl25z_hla.cfg

64 lines
1.7 KiB
INI

# MKL25Z128VLK4
# FreeScale Cortex-M0plus with 128kB Flash and 16kB Local On-Chip SRAM
if { [info exists CHIPNAME] == 0 } {
set _CHIPNAME kl25z
}
if { [info exists CPUTAPID] == 0 } {
set _CPUTAPID 0x0BC11477
}
if { [info exists WORKAREASIZE] == 0 } {
set _WORKAREASIZE 0x3000
}
if { [info exists TRANSPORT] == 0 } {
set _TRANSPORT hla_swd
}
transport select $_TRANSPORT
hla newtap $_CHIPNAME cpu -expected-id $_CPUTAPID
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME hla_target -chain-position $_TARGETNAME
# It is important that "kinetis mdm check_security" is called for
# 'examine-end' event and not 'eximine-start'. Calling it in 'examine-start'
# causes "kinetis mdm check_security" to fail the first time openocd
# calls it when it tries to connect after the CPU has been power-cycled.
$_CHIPNAME.cpu configure -event examine-end {
kinetis mdm check_security
}
$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
flash bank pflash kinetis 0x00000000 0x20000 0 4 $_TARGETNAME
proc kl25z_enable_pll {} {
echo "KL25Z: Enabling PLL"
# SIM->CLKDIV1 = (uint32_t)0x00020000UL; /* Update system prescalers */
mww 0x40048044 0x00020000
# /* Switch to FEI Mode */
# MCG->C1 = (uint8_t)0x06U;
mwb 0x40064000 0x06
# MCG->C2 = (uint8_t)0x00U;
mwb 0x40064001 0x00
# /* MCG->C4: DMX32=0,DRST_DRS=1 */
# MCG->C4 = (uint8_t)((MCG->C4 & (uint8_t)~(uint8_t)0xC0U) | (uint8_t)0x20U);
mwb 0x40064003 0x37
#OSC0->CR = (uint8_t)0x80U;
mwb 0x40065000 0x80
# MCG->C5 = (uint8_t)0x00U;
mwb 0x40064004 0x00
# MCG->C6 = (uint8_t)0x00U;
mwb 0x40064005 0x00
sleep 100
}
$_TARGETNAME configure -event reset-init {
kl25z_enable_pll
}