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authorKevin O'Connor <kevin@koconnor.net>2021-11-20 18:09:29 -0500
committerKevin O'Connor <kevin@koconnor.net>2021-11-20 18:11:02 -0500
commit7b69ef0750b03a302486656c92adb8a2608e69ca (patch)
treedc7de7de70129dcece37d169579ac74df1f61e96 /src
parentbb08dc7ae91488a6e9e1e88de28bd43be9fa5651 (diff)
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stm32: Limit stm32h7 chips to 400Mhz
Don't go above 400Mhz as otherwise it causes 32bit rollover issues. (Parts of the code expect a rollover will not occur faster than 10 seconds.) Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'src')
-rw-r--r--src/stm32/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/stm32/Kconfig b/src/stm32/Kconfig
index c14abc6d..5aeadf69 100644
--- a/src/stm32/Kconfig
+++ b/src/stm32/Kconfig
@@ -117,7 +117,7 @@ config CLOCK_FREQ
default 84000000 if MACH_STM32F401
default 168000000 if MACH_STM32F4x5
default 180000000 if MACH_STM32F446
- default 480000000 if MACH_STM32H750
+ default 400000000 if MACH_STM32H7 # 400Mhz is max Klipper currently supports
config FLASH_SIZE
hex