B2_Y2_CLK_GATE
sky2_write8(hw, B2_Y2_CLK_GATE,
sky2_write8(hw, B2_Y2_CLK_GATE, 0);
sky2_write8(hw, B2_Y2_CLK_GATE, 0);
sky2_write8(hw, B2_Y2_CLK_GATE,
if (!(sky2_read8(hw, B2_Y2_CLK_GATE) & Y2_STATUS_LNK2_INAC))