soc/qcom/lpass-ipq806x.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * Copyright (c) 2010-2011,2013-2015 The Linux Foundation. All rights reserved.
5  * lpass-ipq806x.c -- ALSA SoC CPU DAI driver for QTi LPASS
6  * Splited out the IPQ8064 soc specific from lpass-cpu.c
18 #include <sound/soc-dai.h>
20 #include "lpass-lpaif-reg.h"
21 #include "lpass.h"
40 		.stream_name	= "lpass-cpu-playback",
61 	struct device *dev = &pdev->dev;  in ipq806x_lpass_init()
64 	drvdata->ahbix_clk = devm_clk_get(dev, "ahbix-clk");  in ipq806x_lpass_init()
65 	if (IS_ERR(drvdata->ahbix_clk)) {  in ipq806x_lpass_init()
66 		dev_err(dev, "error getting ahbix-clk: %ld\n",  in ipq806x_lpass_init()
67 				PTR_ERR(drvdata->ahbix_clk));  in ipq806x_lpass_init()
68 		ret = PTR_ERR(drvdata->ahbix_clk);  in ipq806x_lpass_init()
72 	ret = clk_set_rate(drvdata->ahbix_clk, LPASS_AHBIX_CLOCK_FREQUENCY);  in ipq806x_lpass_init()
78 			clk_get_rate(drvdata->ahbix_clk));  in ipq806x_lpass_init()
80 	ret = clk_prepare_enable(drvdata->ahbix_clk);  in ipq806x_lpass_init()
94 	clk_disable_unprepare(drvdata->ahbix_clk);  in ipq806x_lpass_exit()
104 		return -EINVAL;  in ipq806x_lpass_alloc_dma_channel()
153 				"mi2s-osr-clk",
156 				"mi2s-bit-clk",
165 	{ .compatible = "qcom,lpass-cpu", .data = &ipq806x_data },
172 		.name		= "lpass-cpu",
180 MODULE_DESCRIPTION("QTi LPASS CPU Driver");