2 # FreeScale Cortex-M0plus with 128kB Flash and 16kB Local On-Chip SRAM
4 if { [info exists CHIPNAME] == 0 } {
8 if { [info exists CPUTAPID] == 0 } {
9 set _CPUTAPID 0x0BC11477
12 if { [info exists WORKAREASIZE] == 0 } {
13 set _WORKAREASIZE 0x3000
16 if { [info exists TRANSPORT] == 0 } {
17 set _TRANSPORT hla_swd
20 transport select $_TRANSPORT
22 hla newtap $_CHIPNAME cpu -expected-id $_CPUTAPID
24 set _TARGETNAME $_CHIPNAME.cpu
25 target create $_TARGETNAME hla_target -chain-position $_TARGETNAME
27 # It is important that "kinetis mdm check_security" is called for
28 # 'examine-end' event and not 'eximine-start'. Calling it in 'examine-start'
29 # causes "kinetis mdm check_security" to fail the first time openocd
30 # calls it when it tries to connect after the CPU has been power-cycled.
31 $_CHIPNAME.cpu configure -event examine-end {
32 kinetis mdm check_security
35 $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
37 flash bank pflash kinetis 0x00000000 0x20000 0 4 $_TARGETNAME
39 proc kl25z_enable_pll {} {
40 echo "KL25Z: Enabling PLL"
41 # SIM->CLKDIV1 = (uint32_t)0x00020000UL; /* Update system prescalers */
42 mww 0x40048044 0x00020000
43 # /* Switch to FEI Mode */
44 # MCG->C1 = (uint8_t)0x06U;
46 # MCG->C2 = (uint8_t)0x00U;
48 # /* MCG->C4: DMX32=0,DRST_DRS=1 */
49 # MCG->C4 = (uint8_t)((MCG->C4 & (uint8_t)~(uint8_t)0xC0U) | (uint8_t)0x20U);
51 #OSC0->CR = (uint8_t)0x80U;
53 # MCG->C5 = (uint8_t)0x00U;
55 # MCG->C6 = (uint8_t)0x00U;
60 $_TARGETNAME configure -event reset-init {