FN_RX4 3429 drivers/pinctrl/sh-pfc/pfc-r8a7779.c FN_MLB_DAT, FN_PWM4, FN_RX4, 0, FN_RX4 6101 drivers/pinctrl/sh-pfc/pfc-r8a7791.c FN_VI0_FIELD, FN_RX4, FN_SCIFA4_RXD, FN_TS_SCK0_D,