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-rw-r--r--board/prism/board.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/board/prism/board.h b/board/prism/board.h
index 9cca111ba2..49a08d73e2 100644
--- a/board/prism/board.h
+++ b/board/prism/board.h
@@ -102,6 +102,10 @@
#undef CONFIG_UART_CONSOLE
#define CONFIG_UART_CONSOLE 1
+#undef CONFIG_UART_TX_BUF_SIZE
+/* Has to be power of two */
+#define CONFIG_UART_TX_BUF_SIZE 4096
+
/* Optional features */
#define CONFIG_LOW_POWER_IDLE
#define CONFIG_LTO