drivers: ethernet: phy: Add Realtek RTL8211F PHY driver

Add driver for Realtek RTL8211F 10/100/1000M ethernet PHY.
This driver implements vendor specific behaviour like
detecting link state change by GPIO interrupt, which is not
present in the generic MII driver.

Fixes: #66348

Signed-off-by: Stanislav Poboril <[email protected]>

Author: stanislav-poboril

drivers/ethernet/phy/CMakeLists.txt

@@ -4,3 +4,4 @@ zephyr_library_sources_ifdef(CONFIG_PHY_GENERIC_MII	phy_mii.c)
 zephyr_library_sources_ifdef(CONFIG_PHY_ADIN2111	phy_adin2111.c)
 zephyr_library_sources_ifdef(CONFIG_PHY_TJA1103	        phy_tja1103.c)
 zephyr_library_sources_ifdef(CONFIG_PHY_MICROCHIP_KSZ8081	phy_microchip_ksz8081.c)
+zephyr_library_sources_ifdef(CONFIG_PHY_REALTEK_RTL8211F phy_realtek_rtl8211f.c)

drivers/ethernet/phy/Kconfig

@@ -41,13 +41,23 @@ config PHY_ADIN2111
 	  Enable ADIN2111 PHY driver.
 
 config PHY_MICROCHIP_KSZ8081
-	bool "Microchip KSZ8081 Phy Driver"
+	bool "Microchip KSZ8081 PHY Driver"
 	default y
 	depends on DT_HAS_MICROCHIP_KSZ8081_ENABLED
 	depends on MDIO
 	depends on GPIO
 	help
-	  Enable Microchip KSZ8081 Ethernet Phy Driver
+	  Enable Microchip KSZ8081 Ethernet PHY Driver
+
+config PHY_REALTEK_RTL8211F
+	bool "Realtek RTL8211F PHY Driver"
+	default y
+	depends on DT_HAS_REALTEK_RTL8211F_ENABLED
+	depends on MDIO
+	depends on GPIO || (!$(dt_compat_any_has_prop,$(DT_COMPAT_REALTEK_RTL8211F),reset-gpios) && \
+			    !$(dt_compat_any_has_prop,$(DT_COMPAT_REALTEK_RTL8211F),int-gpios))
+	help
+	  Enable Realtek RTL8211F Ethernet PHY Driver
 
 config PHY_AUTONEG_TIMEOUT_MS
 	int "Auto-negotiation timeout value in milliseconds"