25 	struct sun6i_drc *drc;  in sun6i_drc_bind()  local
28 	drc = devm_kzalloc(dev, sizeof(*drc), GFP_KERNEL);  in sun6i_drc_bind()
29 	if (!drc)  in sun6i_drc_bind()
31 	dev_set_drvdata(dev, drc);  in sun6i_drc_bind()
33 	drc->reset = devm_reset_control_get(dev, NULL);  in sun6i_drc_bind()
34 	if (IS_ERR(drc->reset)) {  in sun6i_drc_bind()
36 		return PTR_ERR(drc->reset);  in sun6i_drc_bind()
39 	ret = reset_control_deassert(drc->reset);  in sun6i_drc_bind()
45 	drc->bus_clk = devm_clk_get(dev, "ahb");  in sun6i_drc_bind()
46 	if (IS_ERR(drc->bus_clk)) {  in sun6i_drc_bind()
48 		ret = PTR_ERR(drc->bus_clk);  in sun6i_drc_bind()
51 	clk_prepare_enable(drc->bus_clk);  in sun6i_drc_bind()
53 	drc->mod_clk = devm_clk_get(dev, "mod");  in sun6i_drc_bind()
54 	if (IS_ERR(drc->mod_clk)) {  in sun6i_drc_bind()
56 		ret = PTR_ERR(drc->mod_clk);  in sun6i_drc_bind()
60 	ret = clk_set_rate_exclusive(drc->mod_clk, 300000000);  in sun6i_drc_bind()
66 	clk_prepare_enable(drc->mod_clk);  in sun6i_drc_bind()
71 	clk_disable_unprepare(drc->bus_clk);  in sun6i_drc_bind()
73 	reset_control_assert(drc->reset);  in sun6i_drc_bind()
80 	struct sun6i_drc *drc = dev_get_drvdata(dev);  in sun6i_drc_unbind()  local
82 	clk_rate_exclusive_put(drc->mod_clk);  in sun6i_drc_unbind()
83 	clk_disable_unprepare(drc->mod_clk);  in sun6i_drc_unbind()
84 	clk_disable_unprepare(drc->bus_clk);  in sun6i_drc_unbind()
85 	reset_control_assert(drc->reset);  in sun6i_drc_unbind()
104 	{ .compatible = "allwinner,sun6i-a31-drc" },
105 	{ .compatible = "allwinner,sun6i-a31s-drc" },
106 	{ .compatible = "allwinner,sun8i-a23-drc" },
107 	{ .compatible = "allwinner,sun8i-a33-drc" },
108 	{ .compatible = "allwinner,sun9i-a80-drc" },
117 		.name		= "sun6i-drc",
124 MODULE_DESCRIPTION("Allwinner A31 Dynamic Range Control (DRC) Driver");