Merge pull request #344 from JacobBarthelmeh/master

K64F RNGA register
2016-03-10 16:05:19 -08:00
parent 1bd7de46bb 3976a3e2f2
commit 0171aefc65
1 changed files with 7 additions and 1 deletions
--- a/wolfcrypt/src/random.c
+++ b/wolfcrypt/src/random.c
@ -1160,7 +1160,13 @@ int wc_GenerateSeed(OS_Seed* os, byte* output, word32 sz)
            int i;

            /* turn on RNGA module */
+            #if defined(SIM_SCGC3_RNGA_MASK)
                SIM_SCGC3 |= SIM_SCGC3_RNGA_MASK;
+            #endif
+            #if defined(SIM_SCGC6_RNGA_MASK)
+                /* additionally needed for at least K64F */
+                SIM_SCGC6 |= SIM_SCGC6_RNGA_MASK;
+            #endif

            /* set SLP bit to 0 - "RNGA is not in sleep mode" */
            RNG_CR &= ~RNG_CR_SLP_MASK;