EMAC_CLK_HIGH_SPEED
ret = clk_set_rate(adpt->clk[EMAC_CLK_HIGH_SPEED], 19200000);
ret = clk_prepare_enable(adpt->clk[EMAC_CLK_HIGH_SPEED]);
ret = clk_set_rate(adpt->clk[EMAC_CLK_HIGH_SPEED], 125000000);