3 // Socionext UniPhier EVEA ADC/DAC codec driver.
15 #define DRV_NAME        "evea"
107 static void evea_set_power_state_on(struct evea_priv *evea)  in evea_set_power_state_on()  argument
109 	struct regmap *map = evea->regmap;  in evea_set_power_state_on()
125 static void evea_set_power_state_off(struct evea_priv *evea)  in evea_set_power_state_off()  argument
127 	struct regmap *map = evea->regmap;  in evea_set_power_state_off()
144 static int evea_update_switch_lin(struct evea_priv *evea)  in evea_update_switch_lin()  argument
146 	struct regmap *map = evea->regmap;  in evea_update_switch_lin()
148 	if (evea->switch_lin) {  in evea_update_switch_lin()
168 static int evea_update_switch_lo(struct evea_priv *evea)  in evea_update_switch_lo()  argument
170 	struct regmap *map = evea->regmap;  in evea_update_switch_lo()
172 	if (evea->switch_lo) {  in evea_update_switch_lo()
196 static int evea_update_switch_hp(struct evea_priv *evea)  in evea_update_switch_hp()  argument
198 	struct regmap *map = evea->regmap;  in evea_update_switch_hp()
200 	if (evea->switch_hp) {  in evea_update_switch_hp()
221 static void evea_update_switch_all(struct evea_priv *evea)  in evea_update_switch_all()  argument
223 	evea_update_switch_lin(evea);  in evea_update_switch_all()
224 	evea_update_switch_lo(evea);  in evea_update_switch_all()
225 	evea_update_switch_hp(evea);  in evea_update_switch_all()
232 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_get_switch_lin()  local
234 	ucontrol->value.integer.value[0] = evea->switch_lin;  in evea_get_switch_lin()
243 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_set_switch_lin()  local
245 	if (evea->switch_lin == ucontrol->value.integer.value[0])  in evea_set_switch_lin()
248 	evea->switch_lin = ucontrol->value.integer.value[0];  in evea_set_switch_lin()
250 	return evea_update_switch_lin(evea);  in evea_set_switch_lin()
257 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_get_switch_lo()  local
259 	ucontrol->value.integer.value[0] = evea->switch_lo;  in evea_get_switch_lo()
268 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_set_switch_lo()  local
270 	if (evea->switch_lo == ucontrol->value.integer.value[0])  in evea_set_switch_lo()
273 	evea->switch_lo = ucontrol->value.integer.value[0];  in evea_set_switch_lo()
275 	return evea_update_switch_lo(evea);  in evea_set_switch_lo()
282 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_get_switch_hp()  local
284 	ucontrol->value.integer.value[0] = evea->switch_hp;  in evea_get_switch_hp()
293 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_set_switch_hp()  local
295 	if (evea->switch_hp == ucontrol->value.integer.value[0])  in evea_set_switch_hp()
298 	evea->switch_hp = ucontrol->value.integer.value[0];  in evea_set_switch_hp()
300 	return evea_update_switch_hp(evea);  in evea_set_switch_hp()
314 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_codec_probe()  local
316 	evea->switch_lin = 1;  in evea_codec_probe()
317 	evea->switch_lo = 1;  in evea_codec_probe()
318 	evea->switch_hp = 1;  in evea_codec_probe()
320 	evea_set_power_state_on(evea);  in evea_codec_probe()
321 	evea_update_switch_all(evea);  in evea_codec_probe()
328 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_codec_suspend()  local
330 	evea_set_power_state_off(evea);  in evea_codec_suspend()
332 	reset_control_assert(evea->rst_adamv);  in evea_codec_suspend()
333 	reset_control_assert(evea->rst_exiv);  in evea_codec_suspend()
334 	reset_control_assert(evea->rst);  in evea_codec_suspend()
336 	clk_disable_unprepare(evea->clk_exiv);  in evea_codec_suspend()
337 	clk_disable_unprepare(evea->clk);  in evea_codec_suspend()
344 	struct evea_priv *evea = snd_soc_component_get_drvdata(component);  in evea_codec_resume()  local
347 	ret = clk_prepare_enable(evea->clk);  in evea_codec_resume()
351 	ret = clk_prepare_enable(evea->clk_exiv);  in evea_codec_resume()
355 	ret = reset_control_deassert(evea->rst);  in evea_codec_resume()
359 	ret = reset_control_deassert(evea->rst_exiv);  in evea_codec_resume()
363 	ret = reset_control_deassert(evea->rst_adamv);  in evea_codec_resume()
367 	evea_set_power_state_on(evea);  in evea_codec_resume()
368 	evea_update_switch_all(evea);  in evea_codec_resume()
373 	reset_control_assert(evea->rst_exiv);  in evea_codec_resume()
376 	reset_control_assert(evea->rst);  in evea_codec_resume()
379 	clk_disable_unprepare(evea->clk_exiv);  in evea_codec_resume()
382 	clk_disable_unprepare(evea->clk);  in evea_codec_resume()
452 	struct evea_priv *evea;  in evea_probe()  local
456 	evea = devm_kzalloc(&pdev->dev, sizeof(struct evea_priv), GFP_KERNEL);  in evea_probe()
457 	if (!evea)  in evea_probe()
460 	evea->clk = devm_clk_get(&pdev->dev, "evea");  in evea_probe()
461 	if (IS_ERR(evea->clk))  in evea_probe()
462 		return PTR_ERR(evea->clk);  in evea_probe()
464 	evea->clk_exiv = devm_clk_get(&pdev->dev, "exiv");  in evea_probe()
465 	if (IS_ERR(evea->clk_exiv))  in evea_probe()
466 		return PTR_ERR(evea->clk_exiv);  in evea_probe()
468 	evea->rst = devm_reset_control_get_shared(&pdev->dev, "evea");  in evea_probe()
469 	if (IS_ERR(evea->rst))  in evea_probe()
470 		return PTR_ERR(evea->rst);  in evea_probe()
472 	evea->rst_exiv = devm_reset_control_get_shared(&pdev->dev, "exiv");  in evea_probe()
473 	if (IS_ERR(evea->rst_exiv))  in evea_probe()
474 		return PTR_ERR(evea->rst_exiv);  in evea_probe()
480 	evea->regmap = devm_regmap_init_mmio(&pdev->dev, preg,  in evea_probe()
482 	if (IS_ERR(evea->regmap))  in evea_probe()
483 		return PTR_ERR(evea->regmap);  in evea_probe()
485 	ret = clk_prepare_enable(evea->clk);  in evea_probe()
489 	ret = clk_prepare_enable(evea->clk_exiv);  in evea_probe()
493 	ret = reset_control_deassert(evea->rst);  in evea_probe()
497 	ret = reset_control_deassert(evea->rst_exiv);  in evea_probe()
502 	evea->rst_adamv = devm_reset_control_get_shared(&pdev->dev, "adamv");  in evea_probe()
503 	if (IS_ERR(evea->rst_adamv)) {  in evea_probe()
504 		ret = PTR_ERR(evea->rst_adamv);  in evea_probe()
508 	ret = reset_control_deassert(evea->rst_adamv);  in evea_probe()
512 	platform_set_drvdata(pdev, evea);  in evea_probe()
522 	reset_control_assert(evea->rst_adamv);  in evea_probe()
525 	reset_control_assert(evea->rst_exiv);  in evea_probe()
528 	reset_control_assert(evea->rst);  in evea_probe()
531 	clk_disable_unprepare(evea->clk_exiv);  in evea_probe()
534 	clk_disable_unprepare(evea->clk);  in evea_probe()
541 	struct evea_priv *evea = platform_get_drvdata(pdev);  in evea_remove()  local
543 	reset_control_assert(evea->rst_adamv);  in evea_remove()
544 	reset_control_assert(evea->rst_exiv);  in evea_remove()
545 	reset_control_assert(evea->rst);  in evea_remove()
547 	clk_disable_unprepare(evea->clk_exiv);  in evea_remove()
548 	clk_disable_unprepare(evea->clk);  in evea_remove()
552 	{ .compatible = "socionext,uniphier-evea", },
568 MODULE_DESCRIPTION("UniPhier EVEA codec driver");