CAN_CLK_MARK,
 };
 
+/* - CAN FD ----------------------------------------------------------------- */
+static const unsigned int canfd0_data_pins[] = {
+       /* TX, RX */
+       RCAR_GP_PIN(4, 28), RCAR_GP_PIN(4, 31),
+};
+static const unsigned int canfd0_data_mux[] = {
+       CANFD0_TX_MARK, CANFD0_RX_MARK,
+};
+static const unsigned int canfd1_data_pins[] = {
+       /* TX, RX */
+       RCAR_GP_PIN(4, 30), RCAR_GP_PIN(4, 29),
+};
+static const unsigned int canfd1_data_mux[] = {
+       CANFD1_TX_MARK, CANFD1_RX_MARK,
+};
+
 /* - I2C -------------------------------------------------------------------- */
 static const unsigned int i2c0_pins[] = {
        /* SCL, SDA */
        SH_PFC_PIN_GROUP(can1_data_a),
        SH_PFC_PIN_GROUP(can1_data_b),
        SH_PFC_PIN_GROUP(can_clk),
+       SH_PFC_PIN_GROUP(canfd0_data),
+       SH_PFC_PIN_GROUP(canfd1_data),
        SH_PFC_PIN_GROUP(i2c0),
        SH_PFC_PIN_GROUP(i2c1),
        SH_PFC_PIN_GROUP(i2c2_a),
        "can_clk",
 };
 
+static const char * const canfd0_groups[] = {
+       "canfd0_data",
+};
+static const char * const canfd1_groups[] = {
+       "canfd1_data",
+};
+
 static const char * const i2c0_groups[] = {
        "i2c0",
 };
        SH_PFC_FUNCTION(can0),
        SH_PFC_FUNCTION(can1),
        SH_PFC_FUNCTION(can_clk),
+       SH_PFC_FUNCTION(canfd0),
+       SH_PFC_FUNCTION(canfd1),
        SH_PFC_FUNCTION(i2c0),
        SH_PFC_FUNCTION(i2c1),
        SH_PFC_FUNCTION(i2c2),