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-rwxr-xr-xnuttx/configs/ea3131/include/board.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/nuttx/configs/ea3131/include/board.h b/nuttx/configs/ea3131/include/board.h
index c08ed7275..0e988d692 100755
--- a/nuttx/configs/ea3131/include/board.h
+++ b/nuttx/configs/ea3131/include/board.h
@@ -52,6 +52,10 @@
************************************************************************************/
/* Clocking *************************************************************************/
+/* Frequency of the installed crystal */
+
+#define LPC313X_XTALIN (12000000)
+
/* The following 3 bitsets determine which clocks will be enabled at initialization
* time.
*/