[MP1] Remove workaround for missing Cortex LL driver

stm32mp1xx_ll_cortex.h has been added in 1.2.0.

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

libraries/SrcWrapper/src/stm32/clock.c

@@ -43,16 +43,6 @@
 extern "C" {
 #endif
 
-#if defined(STM32MP1xx)
-#include "stm32mp1xx_hal.h"
-/* STM32MP1xx does not have own stm32mp1xx_ll_cortex.h so define functions manually.
- */
-__STATIC_INLINE uint32_t LL_SYSTICK_IsActiveCounterFlag(void)
-{
-  return ((SysTick->CTRL & SysTick_CTRL_COUNTFLAG_Msk) == (SysTick_CTRL_COUNTFLAG_Msk));
-}
-#endif
-
 /**
   * @brief  Function called to read the current micro second
   * @param  None