RMII4RCLKO 233 drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c SIG_EXPR_LIST_DECL_SESG(F24, RMII4RCLKO, RMII4, SIG_DESC_SET(SCU4B0, 28), RMII4RCLKO 235 drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c PIN_DECL_3(F24, GPIOD4, NCTS3, RGMII4TXCK, RMII4RCLKO);