stm32f7: rcc: replace magics with existing defines

The defines already existed, use them, rather than the copied constants from F4 code.
2017-01-14 15:29:55 +00:00
parent c285bcb493
commit d2540e5fc6
2 changed files with 11 additions and 10 deletions
--- a/include/libopencm3/stm32/f7/rcc.h
+++ b/include/libopencm3/stm32/f7/rcc.h
@@ -166,6 +166,7 @@

 /* SW: System clock switch */
 #define RCC_CFGR_SW_SHIFT			0
+#define RCC_CFGR_SW_MASK			0x3
 #define RCC_CFGR_SW_HSI				0x0
 #define RCC_CFGR_SW_HSE				0x1
 #define RCC_CFGR_SW_PLL				0x2