Add mmio mdio mux nodes from the on-board FPGA.
Signed-off-by: Li Yang <leoyang.li@xxxxxxx>
---
.../boot/dts/freescale/fsl-ls2080a-qds.dts | 69 +++++++++++++++++++
1 file changed, 69 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
index f6c3ee78ace0..c3caca1c0ab6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
@@ -23,3 +23,72 @@ chosen {
stdout-path = "serial0:115200n8";
};
};
+
+/* Update DPMAC connections to external PHYs, under SerDes 0x2a_0x49. */
+&dpmac9 {
+ phy-handle = <&mdio0_phy12>;
+ phy-connection-type = "sgmii";
+};
+
+&dpmac10 {
+ phy-handle = <&mdio0_phy13>;
+ phy-connection-type = "sgmii";
+};
+
+&dpmac11 {
+ phy-handle = <&mdio0_phy14>;
+ phy-connection-type = "sgmii";
+};
+
+&dpmac12 {
+ phy-handle = <&mdio0_phy15>;
+ phy-connection-type = "sgmii";
+};
+
+&ifc {
+ boardctrl: board-control@3,0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "fsl,tetra-fpga", "fsl,fpga-qixis", "simple-mfd";
+ reg = <3 0 0x300>;
+ ranges = <0 3 0 0x300>;
+
+ mdio_mux_emi1 {
+ compatible = "mdio-mux-mmioreg", "mdio-mux";
+ mdio-parent-bus = <&emdio1>;
+ reg = <0x54 1>; /* BRDCFG4 */
+ mux-mask = <0xe0>; /* EMI1_MDIO */
+
+ #address-cells=<1>;
+ #size-cells = <0>;
+
+ /* Child MDIO buses, one for each riser card:
+ * reg = 0x0, 0x20, 0x40, 0x60, 0x80, 0xa0.
+ * VSC8234 PHYs on the riser cards.
+ */
+
+ mdio_mux3: mdio@60 {
+ reg = <0x60>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ mdio0_phy12: mdio_phy0@1c {
+ reg = <0x1c>;
+ };
+
+ mdio0_phy13: mdio_phy1@1d {
+ reg = <0x1d>;
+ };
+
+ mdio0_phy14: mdio_phy2@1e {
+ reg = <0x1e>;
+ };
+
+ mdio0_phy15: mdio_phy3@1f {
+ reg = <0x1f>;
+ };
+ };
+ };
+ };
+};
+
--
2.25.1
