320 	struct sun8i_mixer *mixer = engine_to_sun8i_mixer(engine);  in sun8i_layers_init()  local
324 			      mixer->cfg->vi_num + mixer->cfg->ui_num + 1,  in sun8i_layers_init()
329 	for (i = 0; i < mixer->cfg->vi_num; i++) {  in sun8i_layers_init()
332 		layer = sun8i_vi_layer_init_one(drm, mixer, i);  in sun8i_layers_init()
342 	for (i = 0; i < mixer->cfg->ui_num; i++) {  in sun8i_layers_init()
345 		layer = sun8i_ui_layer_init_one(drm, mixer, i);  in sun8i_layers_init()
352 		planes[mixer->cfg->vi_num + i] = &layer->plane;  in sun8i_layers_init()
412 	struct sun8i_mixer *mixer;  in sun8i_mixer_bind()  local
419 	 * The mixer uses single 32-bit register to store memory  in sun8i_mixer_bind()
422 	 * Restrict the DMA mask so that the mixer won't be  in sun8i_mixer_bind()
431 	mixer = devm_kzalloc(dev, sizeof(*mixer), GFP_KERNEL);  in sun8i_mixer_bind()
432 	if (!mixer)  in sun8i_mixer_bind()
434 	dev_set_drvdata(dev, mixer);  in sun8i_mixer_bind()
435 	mixer->engine.ops = &sun8i_engine_ops;  in sun8i_mixer_bind()
436 	mixer->engine.node = dev->of_node;  in sun8i_mixer_bind()
441 	 * mixer id but work nevertheless because matching between  in sun8i_mixer_bind()
442 	 * TCON and mixer is done by comparing node pointers (old  in sun8i_mixer_bind()
446 	mixer->engine.id = sun8i_mixer_of_get_id(dev->of_node);  in sun8i_mixer_bind()
448 	mixer->cfg = of_device_get_match_data(dev);  in sun8i_mixer_bind()
449 	if (!mixer->cfg)  in sun8i_mixer_bind()
457 	mixer->engine.regs = devm_regmap_init_mmio(dev, regs,  in sun8i_mixer_bind()
459 	if (IS_ERR(mixer->engine.regs)) {  in sun8i_mixer_bind()
460 		dev_err(dev, "Couldn't create the mixer regmap\n");  in sun8i_mixer_bind()
461 		return PTR_ERR(mixer->engine.regs);  in sun8i_mixer_bind()
464 	mixer->reset = devm_reset_control_get(dev, NULL);  in sun8i_mixer_bind()
465 	if (IS_ERR(mixer->reset)) {  in sun8i_mixer_bind()
467 		return PTR_ERR(mixer->reset);  in sun8i_mixer_bind()
470 	ret = reset_control_deassert(mixer->reset);  in sun8i_mixer_bind()
476 	mixer->bus_clk = devm_clk_get(dev, "bus");  in sun8i_mixer_bind()
477 	if (IS_ERR(mixer->bus_clk)) {  in sun8i_mixer_bind()
478 		dev_err(dev, "Couldn't get the mixer bus clock\n");  in sun8i_mixer_bind()
479 		ret = PTR_ERR(mixer->bus_clk);  in sun8i_mixer_bind()
482 	clk_prepare_enable(mixer->bus_clk);  in sun8i_mixer_bind()
484 	mixer->mod_clk = devm_clk_get(dev, "mod");  in sun8i_mixer_bind()
485 	if (IS_ERR(mixer->mod_clk)) {  in sun8i_mixer_bind()
486 		dev_err(dev, "Couldn't get the mixer module clock\n");  in sun8i_mixer_bind()
487 		ret = PTR_ERR(mixer->mod_clk);  in sun8i_mixer_bind()
493 	 * reason for the mixer to be functional. Make sure it's the  in sun8i_mixer_bind()
496 	if (mixer->cfg->mod_rate)  in sun8i_mixer_bind()
497 		clk_set_rate(mixer->mod_clk, mixer->cfg->mod_rate);  in sun8i_mixer_bind()
499 	clk_prepare_enable(mixer->mod_clk);  in sun8i_mixer_bind()
501 	list_add_tail(&mixer->engine.list, &drv->engine_list);  in sun8i_mixer_bind()
505 		regmap_write(mixer->engine.regs, i, 0);  in sun8i_mixer_bind()
507 	/* Enable the mixer */  in sun8i_mixer_bind()
508 	regmap_write(mixer->engine.regs, SUN8I_MIXER_GLOBAL_CTL,  in sun8i_mixer_bind()
512 	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_BKCOLOR,  in sun8i_mixer_bind()
519 	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL,  in sun8i_mixer_bind()
521 	regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_ATTR_FCOLOR(0),  in sun8i_mixer_bind()
524 	plane_cnt = mixer->cfg->vi_num + mixer->cfg->ui_num;  in sun8i_mixer_bind()
526 		regmap_write(mixer->engine.regs, SUN8I_MIXER_BLEND_MODE(i),  in sun8i_mixer_bind()
529 	regmap_update_bits(mixer->engine.regs, SUN8I_MIXER_BLEND_PIPE_CTL,  in sun8i_mixer_bind()
535 	clk_disable_unprepare(mixer->bus_clk);  in sun8i_mixer_bind()
537 	reset_control_assert(mixer->reset);  in sun8i_mixer_bind()
544 	struct sun8i_mixer *mixer = dev_get_drvdata(dev);  in sun8i_mixer_unbind()  local
546 	list_del(&mixer->engine.list);  in sun8i_mixer_unbind()
548 	clk_disable_unprepare(mixer->mod_clk);  in sun8i_mixer_unbind()
549 	clk_disable_unprepare(mixer->bus_clk);  in sun8i_mixer_unbind()
550 	reset_control_assert(mixer->reset);  in sun8i_mixer_unbind()
602 		.compatible = "allwinner,sun8i-a83t-de2-mixer-0",
606 		.compatible = "allwinner,sun8i-a83t-de2-mixer-1",
610 		.compatible = "allwinner,sun8i-h3-de2-mixer-0",
614 		.compatible = "allwinner,sun8i-v3s-de2-mixer",
625 		.name		= "sun8i-mixer",
632 MODULE_DESCRIPTION("Allwinner DE2 Mixer driver");