diff --git a/include/dt-bindings/mux/ti-serdes.h b/include/dt-bindings/mux/ti-serdes.h
index d3116c52ab72..669ca2d6abce 100644
--- a/include/dt-bindings/mux/ti-serdes.h
+++ b/include/dt-bindings/mux/ti-serdes.h
@@ -117,4 +117,66 @@
 #define J721S2_SERDES0_LANE3_USB		0x2
 #define J721S2_SERDES0_LANE3_IP4_UNUSED		0x3
 
+/* J784S4 */
+
+#define J784S4_SERDES0_LANE0_IP1_UNUSED		0x0
+#define J784S4_SERDES0_LANE0_PCIE1_LANE0	0x1
+#define J784S4_SERDES0_LANE0_IP3_UNUSED		0x2
+#define J784S4_SERDES0_LANE0_IP4_UNUSED		0x3
+
+#define J784S4_SERDES0_LANE1_IP1_UNUSED		0x0
+#define J784S4_SERDES0_LANE1_PCIE1_LANE1	0x1
+#define J784S4_SERDES0_LANE1_IP3_UNUSED		0x2
+#define J784S4_SERDES0_LANE1_IP4_UNUSED		0x3
+
+#define J784S4_SERDES0_LANE2_PCIE3_LANE0	0x0
+#define J784S4_SERDES0_LANE2_PCIE1_LANE2	0x1
+#define J784S4_SERDES0_LANE2_IP3_UNUSED		0x2
+#define J784S4_SERDES0_LANE2_IP4_UNUSED		0x3
+
+#define J784S4_SERDES0_LANE3_PCIE3_LANE1	0x0
+#define J784S4_SERDES0_LANE3_PCIE1_LANE3	0x1
+#define J784S4_SERDES0_LANE3_USB		0x2
+#define J784S4_SERDES0_LANE3_IP4_UNUSED		0x3
+
+#define J784S4_SERDES1_LANE0_QSGMII_LANE3	0x0
+#define J784S4_SERDES1_LANE0_PCIE0_LANE0	0x1
+#define J784S4_SERDES1_LANE0_IP3_UNUSED		0x2
+#define J784S4_SERDES1_LANE0_IP4_UNUSED		0x3
+
+#define J784S4_SERDES1_LANE1_QSGMII_LANE4	0x0
+#define J784S4_SERDES1_LANE1_PCIE0_LANE1	0x1
+#define J784S4_SERDES1_LANE1_IP3_UNUSED		0x2
+#define J784S4_SERDES1_LANE1_IP4_UNUSED		0x3
+
+#define J784S4_SERDES1_LANE2_QSGMII_LANE1	0x0
+#define J784S4_SERDES1_LANE2_PCIE0_LANE2	0x1
+#define J784S4_SERDES1_LANE2_PCIE2_LANE0	0x2
+#define J784S4_SERDES1_LANE2_IP4_UNUSED		0x3
+
+#define J784S4_SERDES1_LANE3_QSGMII_LANE2	0x0
+#define J784S4_SERDES1_LANE3_PCIE0_LANE3	0x1
+#define J784S4_SERDES1_LANE3_PCIE2_LANE1	0x2
+#define J784S4_SERDES1_LANE3_IP4_UNUSED		0x3
+
+#define J784S4_SERDES2_LANE0_QSGMII_LANE5	0x0
+#define J784S4_SERDES2_LANE0_IP2_UNUSED		0x1
+#define J784S4_SERDES2_LANE0_IP3_UNUSED		0x2
+#define J784S4_SERDES2_LANE0_IP4_UNUSED		0x3
+
+#define J784S4_SERDES2_LANE1_QSGMII_LANE6	0x0
+#define J784S4_SERDES2_LANE1_IP2_UNUSED		0x1
+#define J784S4_SERDES2_LANE1_IP3_UNUSED		0x2
+#define J784S4_SERDES2_LANE1_IP4_UNUSED		0x3
+
+#define J784S4_SERDES2_LANE2_QSGMII_LANE7	0x0
+#define J784S4_SERDES2_LANE2_QSGMII_LANE1	0x1
+#define J784S4_SERDES2_LANE2_IP3_UNUSED		0x2
+#define J784S4_SERDES2_LANE2_IP4_UNUSED		0x3
+
+#define J784S4_SERDES2_LANE3_QSGMII_LANE8	0x0
+#define J784S4_SERDES2_LANE3_QSGMII_LANE2	0x1
+#define J784S4_SERDES2_LANE3_IP3_UNUSED		0x2
+#define J784S4_SERDES2_LANE3_IP4_UNUSED		0x3
+
 #endif /* _DT_BINDINGS_MUX_TI_SERDES */