[PATCH v2 48/52] mips: octeon: mrvl, octeon-ebb7304.dts: Add ethernet DT support

Stefan Roese
2022-04-07T07:25:34Z

Add the Octeon ethernet (BGX), SMI and PHY DT nodes to the EBB7304 dts
file to enable ethernet support on this board.

Signed-off-by: Stefan Roese <sr@denx.de>
---
arch/mips/dts/mrvl,octeon-ebb7304.dts | 45 +++++++++++++++++++++++++++
1 file changed, 45 insertions(+)

diff --git a/arch/mips/dts/mrvl,octeon-ebb7304.dts b/arch/mips/dts/mrvl,octeon-ebb7304.dts
index fda559d8629d..08247eb4e0ee 100644
--- a/arch/mips/dts/mrvl,octeon-ebb7304.dts
+++ b/arch/mips/dts/mrvl,octeon-ebb7304.dts
@@ -201,3 +201,48 @@
cd-gpios = <&gpio 25 1>; /* active low */
};
};
+
+/* SMI_1 -- Available on rev 2 and later boards */
+&smi1 {
+ /**
+ * The phy names are broken down as follows:
+ * (m)phyxxyzzs
+ * where:
+ * xx = 01 for SGMII, 10 for DXAUI, 20 for RXAUI
+ * and 40 for XFI/LXAUI
+ * y = QLM/DLM number
+ * zz = PHY address (decimal)
+ * s = sub-phy number in the case of the Cortina
+ * PHY
+ * a mphy is a nexus phy that contains one or more
+ * sub-phys, for example the Cortina CS4223.
+ */
+
+ /* QLM 2 */
+ phy01208: ethernet-phy@01208 {
+ reg = <8>;
+ compatible = "marvell,88e1240", "ethernet-phy-ieee802.3-c22";
+
+ marvell,reg-init = <3 0x10 0 0x8665>,
+ <3 0x11 0 0x00aa>,
+ <3 0x12 0 0x4105>,
+ <3 0x13 0 0x8a08>;
+
+ interrupt-parent = <&gpio>;
+ interrupts = <12 8>; /* Pin 12, active low */
+ };
+};
+
+/* BGX 0 */
+&bgx0 {
+ status = "okay";
+ phy-handle = <&phy01208>; /* put phy-handle in BGX node and MAC node */
+
+ /* SerDes 0, may differ from PCS Lane/LMAC */
+ eth0: ethernet-mac@D {
+ compatible = "cavium,octeon-7890-bgx-port";
+ reg = <0>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ phy-handle = <&phy01208>;
+ };
+};
--
2.35.1