STM32F7: move cache initialization

Author: bcostm

targets/TARGET_STM/mbed_overrides.c

@@ -30,23 +30,23 @@
 // This function is called after RAM initialization and before main.
 void mbed_sdk_init()
 {
-    // Update the SystemCoreClock variable.
-    SystemCoreClockUpdate();
-    HAL_Init();
-
 #if TARGET_STM32F7
     // The mbed_sdk_init can be called either during cold boot or during
     // application boot after bootloader has been executed.
     // In case the bootloader has already enabled the cache,
     // is is needed to not enable it again.
-    if (SCB->CCR & (uint32_t)SCB_CCR_IC_Msk == 0) { // If ICache is disabled
+    if ((SCB->CCR & (uint32_t)SCB_CCR_IC_Msk) == 0) { // If ICache is disabled
         SCB_EnableICache();
     }
-    if (SCB->CCR & (uint32_t)SCB_CCR_DC_Msk == 0) { // If DCache is disabled
+    if ((SCB->CCR & (uint32_t)SCB_CCR_DC_Msk) == 0) { // If DCache is disabled
         SCB_EnableDCache();
     }
 #endif /* TARGET_STM32F7 */
 
+    // Update the SystemCoreClock variable.
+    SystemCoreClockUpdate();
+    HAL_Init();
+
     /* Configure the System clock source, PLL Multiplier and Divider factors,
        AHB/APBx prescalers and Flash settings */
     SetSysClock();