ET0_RX_CLK_B 931 drivers/pinctrl/sh-pfc/pfc-sh7734.c PINMUX_IPSR_MSEL(IP5_2_0, ET0_RX_CLK_B, SEL_ET0_1), ET0_RX_CLK_B 1500 drivers/pinctrl/sh-pfc/pfc-sh7734.c GPIO_FN(ET0_RX_CLK_B),