3 // tegra210_adx.c - Tegra210 ADX driver
35 static void tegra210_adx_write_map_ram(struct tegra210_adx *adx)  in tegra210_adx_write_map_ram()  argument
39 	regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_CTRL,  in tegra210_adx_write_map_ram()
45 		regmap_write(adx->regmap, TEGRA210_ADX_CFG_RAM_DATA,  in tegra210_adx_write_map_ram()
46 			     adx->map[i]);  in tegra210_adx_write_map_ram()
48 	regmap_write(adx->regmap, TEGRA210_ADX_IN_BYTE_EN0, adx->byte_mask[0]);  in tegra210_adx_write_map_ram()
49 	regmap_write(adx->regmap, TEGRA210_ADX_IN_BYTE_EN1, adx->byte_mask[1]);  in tegra210_adx_write_map_ram()
55 	struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);  in tegra210_adx_startup()  local
59 	/* Ensure if ADX status is disabled */  in tegra210_adx_startup()
60 	err = regmap_read_poll_timeout_atomic(adx->regmap, TEGRA210_ADX_STATUS,  in tegra210_adx_startup()
63 		dev_err(dai->dev, "failed to stop ADX, err = %d\n", err);  in tegra210_adx_startup()
73 	regmap_update_bits(adx->regmap, TEGRA210_ADX_SOFT_RESET,  in tegra210_adx_startup()
77 	err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_SOFT_RESET,  in tegra210_adx_startup()
80 		dev_err(dai->dev, "failed to reset ADX, err = %d\n", err);  in tegra210_adx_startup()
89 	struct tegra210_adx *adx = dev_get_drvdata(dev);  in tegra210_adx_runtime_suspend()  local
91 	regcache_cache_only(adx->regmap, true);  in tegra210_adx_runtime_suspend()
92 	regcache_mark_dirty(adx->regmap);  in tegra210_adx_runtime_suspend()
99 	struct tegra210_adx *adx = dev_get_drvdata(dev);  in tegra210_adx_runtime_resume()  local
101 	regcache_cache_only(adx->regmap, false);  in tegra210_adx_runtime_resume()
102 	regcache_sync(adx->regmap);  in tegra210_adx_runtime_resume()
104 	tegra210_adx_write_map_ram(adx);  in tegra210_adx_runtime_resume()
114 	struct tegra210_adx *adx = snd_soc_dai_get_drvdata(dai);  in tegra210_adx_set_audio_cif()  local
142 	tegra_set_cif(adx->regmap, reg, &cif_conf);  in tegra210_adx_set_audio_cif()
169 	struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);  in tegra210_adx_get_byte_map()  local
171 	unsigned char *bytes_map = (unsigned char *)&adx->map;  in tegra210_adx_get_byte_map()
175 	enabled = adx->byte_mask[mc->reg / 32] & (1 << (mc->reg % 32));  in tegra210_adx_get_byte_map()
199 	struct tegra210_adx *adx = snd_soc_component_get_drvdata(cmpnt);  in tegra210_adx_put_byte_map()  local
200 	unsigned char *bytes_map = (unsigned char *)&adx->map;  in tegra210_adx_put_byte_map()
204 	unsigned int mask_val = adx->byte_mask[mc->reg / 32];  in tegra210_adx_put_byte_map()
211 	if (mask_val == adx->byte_mask[mc->reg / 32])  in tegra210_adx_put_byte_map()
216 	adx->byte_mask[mc->reg / 32] = mask_val;  in tegra210_adx_put_byte_map()
232 		.name = "ADX-RX-CIF",				\
256 		.name = "ADX-TX" #id "-CIF",			\
472 	{ .compatible = "nvidia,tegra210-adx" },
480 	struct tegra210_adx *adx;  in tegra210_adx_platform_probe()  local
484 	adx = devm_kzalloc(dev, sizeof(*adx), GFP_KERNEL);  in tegra210_adx_platform_probe()
485 	if (!adx)  in tegra210_adx_platform_probe()
488 	dev_set_drvdata(dev, adx);  in tegra210_adx_platform_probe()
494 	adx->regmap = devm_regmap_init_mmio(dev, regs,  in tegra210_adx_platform_probe()
496 	if (IS_ERR(adx->regmap)) {  in tegra210_adx_platform_probe()
498 		return PTR_ERR(adx->regmap);  in tegra210_adx_platform_probe()
501 	regcache_cache_only(adx->regmap, true);  in tegra210_adx_platform_probe()
507 		dev_err(dev, "can't register ADX component, err: %d\n", err);  in tegra210_adx_platform_probe()
530 		.name = "tegra210-adx",
540 MODULE_DESCRIPTION("Tegra210 ADX ASoC driver");