ref_emi            81 drivers/clk/mxs/clk-imx23.c 	ref_xtal, pll, ref_cpu, ref_emi, ref_pix, ref_io, saif_sel,
ref_emi           133 drivers/clk/mxs/clk-imx28.c 	ref_xtal, pll0, pll1, pll2, ref_cpu, ref_emi, ref_io0, ref_io1,