Merge branch 'master' into feature/esp32s2beta_merge

components/spi_flash/include/esp_spi_flash.h

@@ -313,6 +313,13 @@ const void *spi_flash_phys2cache(size_t phys_offs, spi_flash_mmap_memory_t memor
  */
 bool spi_flash_cache_enabled(void);
 
+/**
+ * @brief Re-enable cache for the core defined as cpuid parameter.
+ *
+ * @param cpuid the core number to enable instruction cache for
+ */
+void spi_flash_enable_cache(uint32_t cpuid);
+
 /**
  * @brief SPI flash critical section enter function.
  *