1 // SPDX-License-Identifier: GPL-2.0-or-later
14 #include <sound/soc-dapm.h>
17 #include "mxs-saif.h"
26 	u32 mclk;  in mxs_sgtl5000_hw_params()  local
29 	/* sgtl5000 does not support 512*rate when in 96000 fs */  in mxs_sgtl5000_hw_params()
32 		mclk = 256 * rate;  in mxs_sgtl5000_hw_params()
35 		mclk = 512 * rate;  in mxs_sgtl5000_hw_params()
39 	/* Set SGTL5000's SYSCLK (provided by SAIF MCLK) */  in mxs_sgtl5000_hw_params()
40 	ret = snd_soc_dai_set_sysclk(codec_dai, SGTL5000_SYSCLK, mclk, 0);  in mxs_sgtl5000_hw_params()
42 		dev_err(codec_dai->dev, "Failed to set sysclk to %u.%03uMHz\n",  in mxs_sgtl5000_hw_params()
43 			mclk / 1000000, mclk / 1000 % 1000);  in mxs_sgtl5000_hw_params()
47 	/* The SAIF MCLK should be the same as SGTL5000_SYSCLK */  in mxs_sgtl5000_hw_params()
48 	ret = snd_soc_dai_set_sysclk(cpu_dai, MXS_SAIF_MCLK, mclk, 0);  in mxs_sgtl5000_hw_params()
50 		dev_err(cpu_dai->dev, "Failed to set sysclk to %u.%03uMHz\n",  in mxs_sgtl5000_hw_params()
51 			mclk / 1000000, mclk / 1000 % 1000);  in mxs_sgtl5000_hw_params()
113 	struct device_node *np = pdev->dev.of_node;  in mxs_sgtl5000_probe()
116 	saif_np[0] = of_parse_phandle(np, "saif-controllers", 0);  in mxs_sgtl5000_probe()
117 	saif_np[1] = of_parse_phandle(np, "saif-controllers", 1);  in mxs_sgtl5000_probe()
118 	codec_np = of_parse_phandle(np, "audio-codec", 0);  in mxs_sgtl5000_probe()
120 		dev_err(&pdev->dev, "phandle missing or invalid\n");  in mxs_sgtl5000_probe()
124 		return -EINVAL;  in mxs_sgtl5000_probe()
128 		mxs_sgtl5000_dai[i].codecs->name = NULL;  in mxs_sgtl5000_probe()
129 		mxs_sgtl5000_dai[i].codecs->of_node = codec_np;  in mxs_sgtl5000_probe()
130 		mxs_sgtl5000_dai[i].cpus->dai_name = NULL;  in mxs_sgtl5000_probe()
131 		mxs_sgtl5000_dai[i].cpus->of_node = saif_np[i];  in mxs_sgtl5000_probe()
132 		mxs_sgtl5000_dai[i].platforms->name = NULL;  in mxs_sgtl5000_probe()
133 		mxs_sgtl5000_dai[i].platforms->of_node = saif_np[i];  in mxs_sgtl5000_probe()
142 	 * The Sgtl5000 sysclk is derived from saif0 mclk and it's range  in mxs_sgtl5000_probe()
147 		dev_err(&pdev->dev, "failed to get mclk\n");  in mxs_sgtl5000_probe()
151 	card->dev = &pdev->dev;  in mxs_sgtl5000_probe()
153 	if (of_property_present(np, "audio-routing")) {  in mxs_sgtl5000_probe()
154 		card->dapm_widgets = mxs_sgtl5000_dapm_widgets;  in mxs_sgtl5000_probe()
155 		card->num_dapm_widgets = ARRAY_SIZE(mxs_sgtl5000_dapm_widgets);  in mxs_sgtl5000_probe()
157 		ret = snd_soc_of_parse_audio_routing(card, "audio-routing");  in mxs_sgtl5000_probe()
159 			dev_err(&pdev->dev, "failed to parse audio-routing (%d)\n",  in mxs_sgtl5000_probe()
165 	ret = devm_snd_soc_register_card(&pdev->dev, card);  in mxs_sgtl5000_probe()
167 		return dev_err_probe(&pdev->dev, ret, "snd_soc_register_card failed\n");  in mxs_sgtl5000_probe()
178 	{ .compatible = "fsl,mxs-audio-sgtl5000", },
185 		.name = "mxs-sgtl5000",
197 MODULE_ALIAS("platform:mxs-sgtl5000");