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More change for clock setting.

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This commit is contained in:
NIIBE Yutaka
2017-11-17 15:32:51 +09:00
parent 14cb38e56f
commit 3071929c62
4 changed files with 45 additions and 14 deletions
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8
mcu/stm32.h
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@@ -39,6 +39,10 @@ static struct RCC *const RCC = (struct RCC *)RCC_BASE;
#define RCC_CFGR_SWS 0x0000000C
#define RCC_CFGR_SWS_HSI 0x00000000
#define RCC_CFGR_SW_HSI (0 << 0)
#define RCC_CFGR_SW_HSE (1 << 0)
#define RCC_CFGR_SW_PLL (2 << 0)
#define RCC_CFGR_SW_MASK (3 << 0)
#define RCC_AHBENR_DMA1EN 0x00000001
#define RCC_AHBENR_CRCEN 0x00000040
@@ -92,10 +96,6 @@ static struct RCC *const RCC = (struct RCC *)RCC_BASE;
#define RCC_APB2ENR_IOPGEN 0x00000100
#endif
#define RCC_CFGR_SW_HCI (0 << 0)
#define RCC_CFGR_SW_PLL (2 << 0)
#define RCC_CFGR_SW_MASK (3 << 0)
#define RCC_CFGR_SWS 0x0000000C
/* Clock setting values.
* Due to historical reason, it has the prefix of STM32_.