5 // tegra210_adx.c - Tegra210 ADX driver
48 static void tegra210_adx_write_map_ram(struct tegra210_adx *adx)  in tegra210_adx_write_map_ram()  argument
52 	regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_CTRL +  in tegra210_adx_write_map_ram()
53 			adx->soc_data->cya_offset,  in tegra210_adx_write_map_ram()
58 	for (i = 0; i < adx->soc_data->ram_depth; i++)  in tegra210_adx_write_map_ram()
59 		regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_DATA +  in tegra210_adx_write_map_ram()
60 				adx->soc_data->cya_offset,  in tegra210_adx_write_map_ram()
61 			     adx->map[i]);  in tegra210_adx_write_map_ram()
63 	for (i = 0; i < adx->soc_data->byte_mask_size; i++)  in tegra210_adx_write_map_ram()
64 		regmap_write(adx->regmap,  in tegra210_adx_write_map_ram()
66 			     adx->byte_mask[i]);  in tegra210_adx_write_map_ram()
72 	struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);  in tegra210_adx_startup()  local
76 	/* Ensure if ADX status is disabled */  in tegra210_adx_startup()
77 	err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_STATUS,  in tegra210_adx_startup()
80 		dev_err(dai->dev, "failed to stop ADX, err = %d\n", err);  in tegra210_adx_startup()
90 	regmap_update_bits(adx->regmap, TEGRA210_ADX_SOFT_RESET,  in tegra210_adx_startup()
94 	err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_SOFT_RESET,  in tegra210_adx_startup()
97 		dev_err(dai->dev, "failed to reset ADX, err = %d\n", err);  in tegra210_adx_startup()
106 	struct tegra210_adx *adx = dev_get_drvdata(dev);  in tegra210_adx_runtime_suspend()  local
108 	regcache_cache_only(adx->regmap, true);  in tegra210_adx_runtime_suspend()
109 	regcache_mark_dirty(adx->regmap);  in tegra210_adx_runtime_suspend()
116 	struct tegra210_adx *adx = dev_get_drvdata(dev);  in tegra210_adx_runtime_resume()  local
118 	regcache_cache_only(adx->regmap, false);  in tegra210_adx_runtime_resume()
119 	regcache_sync(adx->regmap);  in tegra210_adx_runtime_resume()
121 	tegra210_adx_write_map_ram(adx);  in tegra210_adx_runtime_resume()
131 	struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);  in tegra210_adx_set_audio_cif()  local
137 	if (channels < 1 || channels > adx->soc_data->max_ch)  in tegra210_adx_set_audio_cif()
160 	if (adx->soc_data->max_ch == 32)  in tegra210_adx_set_audio_cif()
161 		tegra264_set_cif(adx->regmap, reg, &cif_conf);  in tegra210_adx_set_audio_cif()
163 		tegra_set_cif(adx->regmap, reg, &cif_conf);  in tegra210_adx_set_audio_cif()
190 	struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);  in tegra210_adx_get_byte_map()  local
192 	unsigned char *bytes_map = (unsigned char *)adx->map;  in tegra210_adx_get_byte_map()
196 	enabled = adx->byte_mask[mc->reg / 32] & (1 << (mc->reg % 32));  in tegra210_adx_get_byte_map()
220 	struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);  in tegra210_adx_put_byte_map()  local
221 	unsigned char *bytes_map = (unsigned char *)adx->map;  in tegra210_adx_put_byte_map()
225 	unsigned int mask_val = adx->byte_mask[mc->reg / 32];  in tegra210_adx_put_byte_map()
232 	if (mask_val == adx->byte_mask[mc->reg / 32])  in tegra210_adx_put_byte_map()
237 	adx->byte_mask[mc->reg / 32] = mask_val;  in tegra210_adx_put_byte_map()
253 		.name = "ADX-RX-CIF",				\
279 		.name = "ADX-TX" #id "-CIF",			\
494 	struct tegra210_adx *adx = snd_soc_component_get_drvdata(component);  in tegra210_adx_component_probe()  local
497 	if (adx->soc_data->num_controls) {  in tegra210_adx_component_probe()
498 		err = snd_soc_add_component_controls(component, adx->soc_data->controls,  in tegra210_adx_component_probe()
499 						     adx->soc_data->num_controls);  in tegra210_adx_component_probe()
501 			dev_err(component->dev, "can't add ADX controls, err: %d\n", err);  in tegra210_adx_component_probe()
663 	{ .compatible = "nvidia,tegra210-adx", .data = &soc_data_tegra210 },
664 	{ .compatible = "nvidia,tegra264-adx", .data = &soc_data_tegra264 },
672 	struct tegra210_adx *adx;  in tegra210_adx_platform_probe()  local
678 	adx = devm_kzalloc(dev, sizeof(*adx), GFP_KERNEL);  in tegra210_adx_platform_probe()
679 	if (!adx)  in tegra210_adx_platform_probe()
684 	adx->soc_data = soc_data;  in tegra210_adx_platform_probe()
686 	dev_set_drvdata(dev, adx);  in tegra210_adx_platform_probe()
692 	adx->regmap = devm_regmap_init_mmio(dev, regs,  in tegra210_adx_platform_probe()
694 	if (IS_ERR(adx->regmap)) {  in tegra210_adx_platform_probe()
696 		return PTR_ERR(adx->regmap);  in tegra210_adx_platform_probe()
699 	regcache_cache_only(adx->regmap, true);  in tegra210_adx_platform_probe()
701 	adx->map = devm_kzalloc(dev, soc_data->ram_depth * sizeof(*adx->map),  in tegra210_adx_platform_probe()
703 	if (!adx->map)  in tegra210_adx_platform_probe()
706 	adx->byte_mask = devm_kzalloc(dev,  in tegra210_adx_platform_probe()
707 				      soc_data->byte_mask_size * sizeof(*adx->byte_mask),  in tegra210_adx_platform_probe()
709 	if (!adx->byte_mask)  in tegra210_adx_platform_probe()
713 			adx->soc_data->max_ch;  in tegra210_adx_platform_probe()
719 		dev_err(dev, "can't register ADX component, err: %d\n", err);  in tegra210_adx_platform_probe()
741 		.name = "tegra210-adx",
751 MODULE_DESCRIPTION("Tegra210 ADX ASoC driver");