diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/tlv320adcx140.c | 28 | ||||
| -rw-r--r-- | sound/soc/codecs/tlv320adcx140.h | 7 |
2 files changed, 35 insertions, 0 deletions
diff --git a/sound/soc/codecs/tlv320adcx140.c b/sound/soc/codecs/tlv320adcx140.c index 472d759ba8a3..dd1176574f45 100644 --- a/sound/soc/codecs/tlv320adcx140.c +++ b/sound/soc/codecs/tlv320adcx140.c @@ -764,6 +764,9 @@ static int adcx140_codec_probe(struct snd_soc_component *component) int pdm_count; u32 pdm_edges[ADCX140_NUM_PDM_EDGES]; u32 pdm_edge_val = 0; + int gpi_count; + u32 gpi_inputs[ADCX140_NUM_GPI_PINS]; + u32 gpi_input_val = 0; int i; int ret; @@ -809,6 +812,31 @@ static int adcx140_codec_probe(struct snd_soc_component *component) return ret; } + gpi_count = device_property_count_u32(adcx140->dev, "ti,gpi-config"); + if (gpi_count <= ADCX140_NUM_GPI_PINS && gpi_count > 0) { + ret = device_property_read_u32_array(adcx140->dev, + "ti,gpi-config", + gpi_inputs, gpi_count); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI1_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI2_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG0, + gpi_input_val); + if (ret) + return ret; + + gpi_input_val = gpi_inputs[ADCX140_GPI3_INDEX] << ADCX140_GPI_SHIFT | + gpi_inputs[ADCX140_GPI4_INDEX]; + + ret = regmap_write(adcx140->regmap, ADCX140_GPI_CFG1, + gpi_input_val); + if (ret) + return ret; + } + ret = adcx140_reset(adcx140); if (ret) goto out; diff --git a/sound/soc/codecs/tlv320adcx140.h b/sound/soc/codecs/tlv320adcx140.h index 247827f315f1..39206bf1af12 100644 --- a/sound/soc/codecs/tlv320adcx140.h +++ b/sound/soc/codecs/tlv320adcx140.h @@ -132,4 +132,11 @@ #define ADCX140_NUM_PDM_EDGES 4 #define ADCX140_PDM_EDGE_SHIFT 7 +#define ADCX140_NUM_GPI_PINS 4 +#define ADCX140_GPI_SHIFT 4 +#define ADCX140_GPI1_INDEX 0 +#define ADCX140_GPI2_INDEX 1 +#define ADCX140_GPI3_INDEX 2 +#define ADCX140_GPI4_INDEX 3 + #endif /* _TLV320ADCX140_ */ |