AT91_PM_ETH_HCLK
clks[AT91_PM_ETH_HCLK].clk = of_clk_get_by_name(np, "hclk");
if (IS_ERR(clks[AT91_PM_ETH_HCLK].clk))
return PTR_ERR(clks[AT91_PM_ETH_HCLK].clk);
IS_ERR(clks[AT91_PM_ETH_HCLK].clk);