FN_CLKOUT
GP_0_4_FN, FN_CLKOUT,
FN_CLKOUT, FN_HSPI_TX1_B, FN_PWM0_B, 0,
FN_CLKOUT, FN_TX3C_IRDA_TX_C, FN_PWM0_B, 0,
GP_1_11_FN, FN_CLKOUT,