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| author | Tobias Badertscher <python@baerospace.ch> | 2016-03-27 11:58:19 +0200 |
|---|---|---|
| committer | Damien George <damien.p.george@gmail.com> | 2016-05-05 15:19:33 +0100 |
| commit | 7441ba7749508ef1731493892a32bf3d821e8cb2 (patch) | |
| tree | 8101d06b765087acb181a86a12322a1f2a12ac89 | |
| parent | adaaf439b06a5ccf47ef8eeea41790e2da13d33a (diff) | |
| download | micropython-7441ba7749508ef1731493892a32bf3d821e8cb2.tar.gz micropython-7441ba7749508ef1731493892a32bf3d821e8cb2.zip | |
stmhal: L4: Make CCM/DTCM RAM start-up conditional on MCU type.
| -rw-r--r-- | stmhal/main.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/stmhal/main.c b/stmhal/main.c index 329109cd3d..30dddaf989 100644 --- a/stmhal/main.c +++ b/stmhal/main.c @@ -367,13 +367,15 @@ int main(void) { __GPIOC_CLK_ENABLE(); __GPIOD_CLK_ENABLE(); - #if defined(__HAL_RCC_DTCMRAMEN_CLK_ENABLE) - // The STM32F746 doesn't really have CCM memory, but it does have DTCM, - // which behaves more or less like normal SRAM. - __HAL_RCC_DTCMRAMEN_CLK_ENABLE(); - #else - // enable the CCM RAM - __CCMDATARAMEN_CLK_ENABLE(); + #if defined(MCU_SERIES_F4) || defined(MCU_SERIES_F7) + #if defined(__HAL_RCC_DTCMRAMEN_CLK_ENABLE) + // The STM32F746 doesn't really have CCM memory, but it does have DTCM, + // which behaves more or less like normal SRAM. + __HAL_RCC_DTCMRAMEN_CLK_ENABLE(); + #else + // enable the CCM RAM + __CCMDATARAMEN_CLK_ENABLE(); + #endif #endif #if defined(MICROPY_BOARD_EARLY_INIT) |