boards: imx95_evk: a55: add NETC support

Added NETC PSI0 support on the i.MX 95 EVK board for A55 platform.

Signed-off-by: Jiafei Pan <[email protected]>

Author: JiafeiPan

boards/nxp/imx95_evk/Kconfig.defconfig

@@ -3,6 +3,13 @@
 
 if SOC_MIMX9596_A55
 
+if ETH_NXP_IMX_NETC
+
+config GIC_V3_ITS
+	default y
+
+endif # ETH_NXP_IMX_NETC
+
 # GIC ITS depends on kernel heap which init priority is 30, so set
 # GIC to be 31, mailbox and SCMI will be initialized by the order
 # according to dts dependency although they use the same init priority.
@@ -21,4 +28,4 @@ config ARM_SCMI_TRANSPORT_INIT_PRIORITY
 config CLOCK_CONTROL_INIT_PRIORITY
 	default 31
 
-endif
+endif # SOC_MIMX9596_A55

boards/nxp/imx95_evk/doc/index.rst

@@ -106,8 +106,10 @@ Ethernet
 --------
 
 NETC driver supports to manage the Physical Station Interface (PSI).
-The first ENET1 port could be enabled on M7 DDR platform.
+The first ENET1 port could be enabled on M7 DDR and A55 platforms.
 
+For A55 Core, NETC depends on GIC ITS, so need to make sure to allocate heap memory to
+be larger than 851968 byes by setting CONFIG_HEAP_MEM_POOL_SIZE.
 
 Programming and Debugging (A55)
 *******************************

boards/nxp/imx95_evk/imx95_evk_mimx9596_a55.dts

@@ -47,6 +47,31 @@
 	};
 };
 
+&emdio {
+	pinctrl-0 = <&emdio_default>;
+	pinctrl-names = "default";
+	status = "okay";
+
+	phy0: phy@1 {
+		compatible = "realtek,rtl8211f";
+		reg = <0x1>;
+		status = "okay";
+	};
+};
+
+&enetc_psi0 {
+	local-mac-address = [00 00 00 01 02 00];
+	pinctrl-0 = <&eth0_default>;
+	pinctrl-names = "default";
+	phy-handle = <&phy0>;
+	phy-connection-type = "rgmii";
+	status = "okay";
+};
+
+&enetc_ptp_clock {
+	status = "okay";
+};
+
 &lpi2c5 {
 	pinctrl-0 = <&lpi2c5_default>;
 	pinctrl-names = "default";