000000.gpio");   clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0, PERIP0_CLK_ENB,    GPIO0_CLK_ENB, 0, &_lock);  clk_register_clkdev(clk, NULL, "fc000000.gpio");   clk = clk_register_gate(NULL, "gpio0_clk", "apb_clk", 0, PERIP0_CLK_ENB,    GPIO0_CLK_ENB, 0, &_lock);  clk_register_clkdev(clk, NULL, "d0000000.