diff options
| -rw-r--r-- | Documentation/devicetree/bindings/sound/sun4i-codec.txt | 3 | ||||
| -rw-r--r-- | sound/soc/sunxi/sun4i-codec.c | 71 |
2 files changed, 74 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/sun4i-codec.txt b/Documentation/devicetree/bindings/sound/sun4i-codec.txt index f7a548b604fc..3033bd8aab0f 100644 --- a/Documentation/devicetree/bindings/sound/sun4i-codec.txt +++ b/Documentation/devicetree/bindings/sound/sun4i-codec.txt @@ -6,6 +6,7 @@ Required properties: - "allwinner,sun6i-a31-codec" - "allwinner,sun7i-a20-codec" - "allwinner,sun8i-a23-codec" + - "allwinner,sun8i-h3-codec" - reg: must contain the registers location and length - interrupts: must contain the codec interrupt - dmas: DMA channels for tx and rx dma. See the DMA client binding, @@ -23,6 +24,7 @@ Optional properties: Required properties for the following compatibles: - "allwinner,sun6i-a31-codec" - "allwinner,sun8i-a23-codec" + - "allwinner,sun8i-h3-codec" - resets: phandle to the reset control for this device - allwinner,audio-routing: A list of the connections between audio components. Each entry is a pair of strings, the first being the @@ -52,6 +54,7 @@ Required properties for the following compatibles: Required properties for the following compatibles: - "allwinner,sun8i-a23-codec" + - "allwinner,sun8i-h3-codec" - allwinner,codec-analog-controls: A phandle to the codec analog controls block in the PRCM. diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c index ada5fa055950..848af01692a0 100644 --- a/sound/soc/sunxi/sun4i-codec.c +++ b/sound/soc/sunxi/sun4i-codec.c @@ -217,6 +217,13 @@ #define SUN8I_A23_CODEC_DAC_TXCNT (0x1c) #define SUN8I_A23_CODEC_ADC_RXCNT (0x20) +/* TX FIFO moved on H3 */ +#define SUN8I_H3_CODEC_DAC_TXDATA (0x20) +#define SUN8I_H3_CODEC_DAC_DBG (0x48) +#define SUN8I_H3_CODEC_ADC_DBG (0x4c) + +/* TODO H3 DAP (Digital Audio Processing) bits */ + struct sun4i_codec { struct device *dev; struct regmap *regmap; @@ -1293,6 +1300,44 @@ static struct snd_soc_card *sun8i_a23_codec_create_card(struct device *dev) return card; }; +static struct snd_soc_card *sun8i_h3_codec_create_card(struct device *dev) +{ + struct snd_soc_card *card; + int ret; + + card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); + if (!card) + return ERR_PTR(-ENOMEM); + + aux_dev.codec_of_node = of_parse_phandle(dev->of_node, + "allwinner,codec-analog-controls", + 0); + if (!aux_dev.codec_of_node) { + dev_err(dev, "Can't find analog controls for codec.\n"); + return ERR_PTR(-EINVAL); + }; + + card->dai_link = sun4i_codec_create_link(dev, &card->num_links); + if (!card->dai_link) + return ERR_PTR(-ENOMEM); + + card->dev = dev; + card->name = "H3 Audio Codec"; + card->dapm_widgets = sun6i_codec_card_dapm_widgets; + card->num_dapm_widgets = ARRAY_SIZE(sun6i_codec_card_dapm_widgets); + card->dapm_routes = sun8i_codec_card_routes; + card->num_dapm_routes = ARRAY_SIZE(sun8i_codec_card_routes); + card->aux_dev = &aux_dev; + card->num_aux_devs = 1; + card->fully_routed = true; + + ret = snd_soc_of_parse_audio_routing(card, "allwinner,audio-routing"); + if (ret) + dev_warn(dev, "failed to parse audio-routing: %d\n", ret); + + return card; +}; + static const struct regmap_config sun4i_codec_regmap_config = { .reg_bits = 32, .reg_stride = 4, @@ -1321,6 +1366,13 @@ static const struct regmap_config sun8i_a23_codec_regmap_config = { .max_register = SUN8I_A23_CODEC_ADC_RXCNT, }; +static const struct regmap_config sun8i_h3_codec_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = SUN8I_H3_CODEC_ADC_DBG, +}; + struct sun4i_codec_quirks { const struct regmap_config *regmap_config; const struct snd_soc_codec_driver *codec; @@ -1369,6 +1421,21 @@ static const struct sun4i_codec_quirks sun8i_a23_codec_quirks = { .has_reset = true, }; +static const struct sun4i_codec_quirks sun8i_h3_codec_quirks = { + .regmap_config = &sun8i_h3_codec_regmap_config, + /* + * TODO Share the codec structure with A23 for now. + * This should be split out when adding digital audio + * processing support for the H3. + */ + .codec = &sun8i_a23_codec_codec, + .create_card = sun8i_h3_codec_create_card, + .reg_adc_fifoc = REG_FIELD(SUN6I_CODEC_ADC_FIFOC, 0, 31), + .reg_dac_txdata = SUN8I_H3_CODEC_DAC_TXDATA, + .reg_adc_rxdata = SUN6I_CODEC_ADC_RXDATA, + .has_reset = true, +}; + static const struct of_device_id sun4i_codec_of_match[] = { { .compatible = "allwinner,sun4i-a10-codec", @@ -1386,6 +1453,10 @@ static const struct of_device_id sun4i_codec_of_match[] = { .compatible = "allwinner,sun8i-a23-codec", .data = &sun8i_a23_codec_quirks, }, + { + .compatible = "allwinner,sun8i-h3-codec", + .data = &sun8i_h3_codec_quirks, + }, {} }; MODULE_DEVICE_TABLE(of, sun4i_codec_of_match); |