MVS_SGPIO_DCTRL_ACT_SHIFT
block &= ~((0x7 << MVS_SGPIO_DCTRL_ACT_SHIFT)
MVS_SGPIO_DCTRL_ACT_SHIFT +
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 3) | \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 2) | \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 1) | \
MVS_SGPIO_DCTRL_ACT_SHIFT) << (8 * 0))