PB4MD_01
PB4MD_00, PB4MD_01, PB4MD_10, PB4MD_11,
PINMUX_DATA(SCL2_MARK, PB4MD_01),
0, PB4MD_01, 0, 0, 0, 0, 0, 0,
PINMUX_DATA(A4_MARK, PB4MD_01),
PB4MD_00, PB4MD_01, PB4MD_10, PB4MD_11, 0, 0, 0, 0,
PINMUX_DATA(A4_MARK, PB4MD_01),