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-rw-r--r--platforms/chibios/chibios_config.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/platforms/chibios/chibios_config.h b/platforms/chibios/chibios_config.h
index f1636f9da0..759ac6943b 100644
--- a/platforms/chibios/chibios_config.h
+++ b/platforms/chibios/chibios_config.h
@@ -69,6 +69,20 @@
# ifndef SPI_MISO_PAL_MODE
# define SPI_MISO_PAL_MODE (PAL_MODE_ALTERNATE_SPI | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_DRIVE4)
# endif
+
+# ifndef UART_TX_PAL_MODE
+# define UART_TX_PAL_MODE PAL_MODE_ALTERNATE_UART
+# endif
+# ifndef UART_RX_PAL_MODE
+# define UART_RX_PAL_MODE PAL_MODE_ALTERNATE_UART
+# endif
+# ifndef UART_CTS_PAL_MODE
+# define UART_CTS_PAL_MODE PAL_MODE_ALTERNATE_UART
+# endif
+# ifndef UART_RTS_PAL_MODE
+# define UART_RTS_PAL_MODE PAL_MODE_ALTERNATE_UART
+# endif
+
#endif
// STM32 compatibility