stm32/boards/STM32F769DISC: Enable lwIP and Ethernet peripheral.

ports/stm32/boards/STM32F769DISC/mpconfigboard.h

@@ -5,6 +5,8 @@
 #define MICROPY_HW_BOARD_NAME       "F769DISC"
 #define MICROPY_HW_MCU_NAME         "STM32F769"
 
+#define MICROPY_PY_LWIP             (1)
+
 #define MICROPY_HW_HAS_SWITCH       (1)
 #define MICROPY_HW_HAS_FLASH        (1)
 #define MICROPY_HW_HAS_SDCARD       (1)
@@ -76,6 +78,17 @@
 // USB config (CN15 - USB OTG HS with external PHY)
 #define MICROPY_HW_USB_HS (1)
 
+// Ethernet via RMII
+#define MICROPY_HW_ETH_MDC          (pin_C1)
+#define MICROPY_HW_ETH_MDIO         (pin_A2)
+#define MICROPY_HW_ETH_RMII_REF_CLK (pin_A1)
+#define MICROPY_HW_ETH_RMII_CRS_DV  (pin_A7)
+#define MICROPY_HW_ETH_RMII_RXD0    (pin_C4)
+#define MICROPY_HW_ETH_RMII_RXD1    (pin_C5)
+#define MICROPY_HW_ETH_RMII_TX_EN   (pin_G11)
+#define MICROPY_HW_ETH_RMII_TXD0    (pin_G13)
+#define MICROPY_HW_ETH_RMII_TXD1    (pin_G14)
+
 #if 0
 // Optional SDRAM configuration; requires SYSCLK <= 200MHz
 #define MICROPY_HW_SDRAM_SIZE (128 * 1024 * 1024 / 8) // 128 Mbit

ports/stm32/boards/STM32F769DISC/pins.csv

@@ -69,6 +69,15 @@ UART5_TX,PC12
 UART5_RX,PD2
 CAN2_TX,PB13
 CAN2_RX,PB12
+ETH_REF_CLK,PA1
+ETH_MDIO,PA2
+ETH_CRS_DV,PA7
+ETH_MDC,PC1
+ETH_RXD0,PC4
+ETH_RXD1,PC5
+ETH_TX_EN,PG11
+ETH_TXD0,PG13
+ETH_TXD1,PG14
 FMC_SDCKE0,PH2
 FMC_SDNE0,PH3
 FMC_SDCLK,PG8