stm32: add STM32E-EVAL external memory config script

Signed-off-by: Spencer Oliver <ntfreak@users.sourceforge.net>
This commit is contained in:
Spencer Oliver 2010-12-08 17:15:42 +00:00
parent ae68ddc25e
commit c6e07051e6
1 changed files with 56 additions and 0 deletions

View File

@ -6,3 +6,59 @@
set WORKAREASIZE 32768
source [find target/stm32.cfg]
#
# configure FSMC Bank 1 (NOR/PSRAM Bank 2) NOR flash
# M29W128GL70ZA6E
#
set _FLASHNAME $_CHIPNAME.norflash
flash bank $_FLASHNAME cfi 0x64000000 0x01000000 2 2 $_TARGETNAME
proc stm32_enable_fsmc {} {
echo "Enabling FSMC Bank 1 (NOR/PSRAM Bank 2)"
# enable gpio (defg) clocks for fsmc
# RCC_APB2ENR
mww 0x40021018 0x000001E0
# enable fsmc clock
# RCC_AHBENR
mww 0x40021014 0x00000114
# configure gpio to alternate function
# GPIOD_CRL
mww 0x40011400 0x44BB44BB
# GPIOD_CRH
mww 0x40011404 0xBBBBBBBB
# GPIOE_CRL
mww 0x40011800 0xBBBBB444
# GPIOE_CRH
mww 0x40011804 0xBBBBBBBB
# GPIOF_CRL
mww 0x40011C00 0x44BBBBBB
# GPIOF_CRH
mww 0x40011C04 0xBBBB4444
# GPIOG_CRL
mww 0x40012000 0x44BBBBBB
# GPIOG_CRH
mww 0x40012004 0x444444B4
# setup fsmc timings
# FSMC_BCR1
mww 0xA0000008 0x00001058
# FSMC_BTR1
mww 0xA000000C 0x10000502
# FSMC_BCR1 - enable fsmc
mww 0xA0000008 0x00001059
}
$_TARGETNAME configure -event reset-init {
stm32_enable_fsmc
}