92 	struct clk *aclk; /* audio clock */  member
106 	if (ret || !priv->aclk)  in stm32_dfsdm_clk_prepare_enable()
109 	ret = clk_prepare_enable(priv->aclk);  in stm32_dfsdm_clk_prepare_enable()
120 	if (priv->aclk)  in stm32_dfsdm_clk_disable_unprepare()
121 		clk_disable_unprepare(priv->aclk);  in stm32_dfsdm_clk_disable_unprepare()
146 		clk_src = priv->aclk ? 1 : 0;  in stm32_dfsdm_start_dfsdm()
247 	priv->aclk = devm_clk_get(&pdev->dev, "audio");  in stm32_dfsdm_parse_of()
248 	if (IS_ERR(priv->aclk))  in stm32_dfsdm_parse_of()
249 		priv->aclk = NULL;  in stm32_dfsdm_parse_of()
251 	if (priv->aclk)  in stm32_dfsdm_parse_of()
252 		clk_freq = clk_get_rate(priv->aclk);  in stm32_dfsdm_parse_of()