Set correct crystal settings on Discovery boards

hierophect · hierophect · commit 0fe7efdf36a4 · 2020-05-29T14:01:34.000-04:00
diff --git a/ports/stm/boards/nucleo_f746zg/mpconfigboard.h b/ports/stm/boards/nucleo_f746zg/mpconfigboard.h
@@ -34,6 +34,7 @@
 #define FLASH_PAGE_SIZE             (0x4000)
 
 #define BOARD_OSC_DIV (8)
+#define BOARD_HAS_LOW_SPEED_CRYSTAL (0)
 
 #define DEBUG_UART_TX (&pin_PD08)
 #define DEBUG_UART_RX (&pin_PD09)
diff --git a/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h b/ports/stm/boards/stm32f412zg_discovery/mpconfigboard.h
@@ -33,7 +33,6 @@
 #define FLASH_PAGE_SIZE             (0x4000)
 
 #define BOARD_OSC_DIV (8)
-
 #define BOARD_HAS_LOW_SPEED_CRYSTAL (1)
 
 #define DEFAULT_I2C_BUS_SCL (&pin_PB10)
diff --git a/ports/stm/boards/stm32f4_discovery/mpconfigboard.h b/ports/stm/boards/stm32f4_discovery/mpconfigboard.h
@@ -33,5 +33,4 @@
 #define FLASH_PAGE_SIZE             (0x4000)
 
 #define BOARD_OSC_DIV (8)
-
-#define BOARD_HAS_LOW_SPEED_CRYSTAL (1)
+#define BOARD_HAS_LOW_SPEED_CRYSTAL (0)
diff --git a/ports/stm/boards/stm32f746g_discovery/mpconfigboard.h b/ports/stm/boards/stm32f746g_discovery/mpconfigboard.h
@@ -39,5 +39,7 @@
 #define BOARD_OSC_PLLN (400)
 #define BOARD_OSC_PLLQ (9)
 
+#define BOARD_HAS_LOW_SPEED_CRYSTAL (1)
+
 #define BOARD_FLASH_LATENCY FLASH_LATENCY_6
 #define BOARD_NO_VBUS_SENSE 1
