SCIFA1_SCK_B_MARK
SCIFA1_SCK_B_MARK, AUDIO_CLKOUT_B_MARK, TPU0TO3_MARK,
A16_MARK, DREQ2_B_MARK, FMCLK_C_MARK, SCIFA1_SCK_B_MARK,
SSI_SCK6_MARK, SCIFA1_SCK_B_MARK, DU1_EXHSYNC_DU1_HSYNC_MARK,