1 // SPDX-License-Identifier: GPL-2.0
5 // Copyright (C) 2014-2015 Freescale Semiconductor, Inc.
12 #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
34  * struct fsl_mqs_soc_data - soc specific data
77 	struct snd_soc_component *component = dai->component;  in fsl_mqs_hw_params()
83 	mclk_rate = clk_get_rate(mqs_priv->mclk);  in fsl_mqs_hw_params()
95 		regmap_update_bits(mqs_priv->regmap, mqs_priv->soc->ctrl_off,  in fsl_mqs_hw_params()
96 				   mqs_priv->soc->div_mask,  in fsl_mqs_hw_params()
97 				   (div - 1) << mqs_priv->soc->div_shift);  in fsl_mqs_hw_params()
98 		regmap_update_bits(mqs_priv->regmap, mqs_priv->soc->ctrl_off,  in fsl_mqs_hw_params()
99 				   mqs_priv->soc->osr_mask, 0);  in fsl_mqs_hw_params()
101 		dev_err(component->dev, "can't get proper divider\n");  in fsl_mqs_hw_params()
114 		return -EINVAL;  in fsl_mqs_set_dai_fmt()
121 		return -EINVAL;  in fsl_mqs_set_dai_fmt()
128 		return -EINVAL;  in fsl_mqs_set_dai_fmt()
137 	struct snd_soc_component *component = dai->component;  in fsl_mqs_startup()
140 	regmap_update_bits(mqs_priv->regmap, mqs_priv->soc->ctrl_off,  in fsl_mqs_startup()
141 			   mqs_priv->soc->en_mask,  in fsl_mqs_startup()
142 			   1 << mqs_priv->soc->en_shift);  in fsl_mqs_startup()
149 	struct snd_soc_component *component = dai->component;  in fsl_mqs_shutdown()
152 	regmap_update_bits(mqs_priv->regmap, mqs_priv->soc->ctrl_off,  in fsl_mqs_shutdown()
153 			   mqs_priv->soc->en_mask, 0);  in fsl_mqs_shutdown()
168 	.name		= "fsl-mqs-dai",
189 	struct device_node *np = pdev->dev.of_node;  in fsl_mqs_probe()
195 	mqs_priv = devm_kzalloc(&pdev->dev, sizeof(*mqs_priv), GFP_KERNEL);  in fsl_mqs_probe()
197 		return -ENOMEM;  in fsl_mqs_probe()
203 	mqs_priv->soc = of_device_get_match_data(&pdev->dev);  in fsl_mqs_probe()
205 	if (mqs_priv->soc->use_gpr) {  in fsl_mqs_probe()
208 			dev_err(&pdev->dev, "failed to get gpr node by phandle\n");  in fsl_mqs_probe()
209 			return -EINVAL;  in fsl_mqs_probe()
212 		mqs_priv->regmap = syscon_node_to_regmap(gpr_np);  in fsl_mqs_probe()
214 		if (IS_ERR(mqs_priv->regmap)) {  in fsl_mqs_probe()
215 			dev_err(&pdev->dev, "failed to get gpr regmap\n");  in fsl_mqs_probe()
216 			return PTR_ERR(mqs_priv->regmap);  in fsl_mqs_probe()
223 		mqs_priv->regmap = devm_regmap_init_mmio_clk(&pdev->dev,  in fsl_mqs_probe()
227 		if (IS_ERR(mqs_priv->regmap)) {  in fsl_mqs_probe()
228 			dev_err(&pdev->dev, "failed to init regmap: %ld\n",  in fsl_mqs_probe()
229 				PTR_ERR(mqs_priv->regmap));  in fsl_mqs_probe()
230 			return PTR_ERR(mqs_priv->regmap);  in fsl_mqs_probe()
233 		mqs_priv->ipg = devm_clk_get(&pdev->dev, "core");  in fsl_mqs_probe()
234 		if (IS_ERR(mqs_priv->ipg)) {  in fsl_mqs_probe()
235 			dev_err(&pdev->dev, "failed to get the clock: %ld\n",  in fsl_mqs_probe()
236 				PTR_ERR(mqs_priv->ipg));  in fsl_mqs_probe()
237 			return PTR_ERR(mqs_priv->ipg);  in fsl_mqs_probe()
241 	mqs_priv->mclk = devm_clk_get(&pdev->dev, "mclk");  in fsl_mqs_probe()
242 	if (IS_ERR(mqs_priv->mclk)) {  in fsl_mqs_probe()
243 		dev_err(&pdev->dev, "failed to get the clock: %ld\n",  in fsl_mqs_probe()
244 			PTR_ERR(mqs_priv->mclk));  in fsl_mqs_probe()
245 		return PTR_ERR(mqs_priv->mclk);  in fsl_mqs_probe()
248 	dev_set_drvdata(&pdev->dev, mqs_priv);  in fsl_mqs_probe()
249 	pm_runtime_enable(&pdev->dev);  in fsl_mqs_probe()
251 	ret = devm_snd_soc_register_component(&pdev->dev, &soc_codec_fsl_mqs,  in fsl_mqs_probe()
261 	pm_runtime_disable(&pdev->dev);  in fsl_mqs_remove()
270 	ret = clk_prepare_enable(mqs_priv->ipg);  in fsl_mqs_runtime_resume()
276 	ret = clk_prepare_enable(mqs_priv->mclk);  in fsl_mqs_runtime_resume()
279 		clk_disable_unprepare(mqs_priv->ipg);  in fsl_mqs_runtime_resume()
283 	regmap_write(mqs_priv->regmap, mqs_priv->soc->ctrl_off, mqs_priv->reg_mqs_ctrl);  in fsl_mqs_runtime_resume()
291 	regmap_read(mqs_priv->regmap, mqs_priv->soc->ctrl_off, &mqs_priv->reg_mqs_ctrl);  in fsl_mqs_runtime_suspend()
293 	clk_disable_unprepare(mqs_priv->mclk);  in fsl_mqs_runtime_suspend()
294 	clk_disable_unprepare(mqs_priv->ipg);  in fsl_mqs_runtime_suspend()
348 	{ .compatible = "fsl,imx8qm-mqs", .data = &fsl_mqs_imx8qm_data },
349 	{ .compatible = "fsl,imx6sx-mqs", .data = &fsl_mqs_imx6sx_data },
350 	{ .compatible = "fsl,imx93-mqs", .data = &fsl_mqs_imx93_data },
359 		.name	= "fsl-mqs",
370 MODULE_ALIAS("platform:fsl-mqs");