P_STP_CTRL        867 drivers/net/dsa/microchip/ksz8795_reg.h #define P_STP_CTRL			REG_PORT_CTRL_2
P_STP_CTRL       1635 drivers/net/dsa/microchip/ksz9477_reg.h #define P_STP_CTRL			REG_PORT_LUE_MSTP_STATE