diff options
| author | John Hsu <supercraig0719@gmail.com> | 2017-06-22 05:41:51 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-06-23 15:02:10 +0300 |
| commit | 403d2fef06104275dd4909d2684c86aabe25c917 (patch) | |
| tree | 0a5ffd3ab6c5257d1d7db5b427323ead0f8ddfcb /sound/soc/codecs/nau8825.c | |
| parent | 2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff) | |
| download | linux-403d2fef06104275dd4909d2684c86aabe25c917.tar.xz | |
ASoC: nau8825: default value for property
Assign default value for codec private data when property not given.
If without those default value and property, the codec will work
abnormally.
Signed-off-by: John Hsu <KCHSU0@nuvoton.com>
Signed-off-by: John Hsu <supercraig0719@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/nau8825.c')
| -rw-r--r-- | sound/soc/codecs/nau8825.c | 53 |
1 files changed, 41 insertions, 12 deletions
diff --git a/sound/soc/codecs/nau8825.c b/sound/soc/codecs/nau8825.c index 97fbeba9498f..c00b86dd80dc 100644 --- a/sound/soc/codecs/nau8825.c +++ b/sound/soc/codecs/nau8825.c @@ -2429,6 +2429,7 @@ static void nau8825_print_device_properties(struct nau8825 *nau8825) static int nau8825_read_device_properties(struct device *dev, struct nau8825 *nau8825) { + int ret; nau8825->jkdet_enable = device_property_read_bool(dev, "nuvoton,jkdet-enable"); @@ -2436,30 +2437,58 @@ static int nau8825_read_device_properties(struct device *dev, "nuvoton,jkdet-pull-enable"); nau8825->jkdet_pull_up = device_property_read_bool(dev, "nuvoton,jkdet-pull-up"); - device_property_read_u32(dev, "nuvoton,jkdet-polarity", + ret = device_property_read_u32(dev, "nuvoton,jkdet-polarity", &nau8825->jkdet_polarity); - device_property_read_u32(dev, "nuvoton,micbias-voltage", + if (ret) + nau8825->jkdet_polarity = 1; + ret = device_property_read_u32(dev, "nuvoton,micbias-voltage", &nau8825->micbias_voltage); - device_property_read_u32(dev, "nuvoton,vref-impedance", + if (ret) + nau8825->micbias_voltage = 6; + ret = device_property_read_u32(dev, "nuvoton,vref-impedance", &nau8825->vref_impedance); - device_property_read_u32(dev, "nuvoton,sar-threshold-num", + if (ret) + nau8825->vref_impedance = 2; + ret = device_property_read_u32(dev, "nuvoton,sar-threshold-num", &nau8825->sar_threshold_num); - device_property_read_u32_array(dev, "nuvoton,sar-threshold", + if (ret) + nau8825->sar_threshold_num = 4; + ret = device_property_read_u32_array(dev, "nuvoton,sar-threshold", nau8825->sar_threshold, nau8825->sar_threshold_num); - device_property_read_u32(dev, "nuvoton,sar-hysteresis", + if (ret) { + nau8825->sar_threshold[0] = 0x08; + nau8825->sar_threshold[1] = 0x12; + nau8825->sar_threshold[2] = 0x26; + nau8825->sar_threshold[3] = 0x73; + } + ret = device_property_read_u32(dev, "nuvoton,sar-hysteresis", &nau8825->sar_hysteresis); - device_property_read_u32(dev, "nuvoton,sar-voltage", + if (ret) + nau8825->sar_hysteresis = 0; + ret = device_property_read_u32(dev, "nuvoton,sar-voltage", &nau8825->sar_voltage); - device_property_read_u32(dev, "nuvoton,sar-compare-time", + if (ret) + nau8825->sar_voltage = 6; + ret = device_property_read_u32(dev, "nuvoton,sar-compare-time", &nau8825->sar_compare_time); - device_property_read_u32(dev, "nuvoton,sar-sampling-time", + if (ret) + nau8825->sar_compare_time = 1; + ret = device_property_read_u32(dev, "nuvoton,sar-sampling-time", &nau8825->sar_sampling_time); - device_property_read_u32(dev, "nuvoton,short-key-debounce", + if (ret) + nau8825->sar_sampling_time = 1; + ret = device_property_read_u32(dev, "nuvoton,short-key-debounce", &nau8825->key_debounce); - device_property_read_u32(dev, "nuvoton,jack-insert-debounce", + if (ret) + nau8825->key_debounce = 3; + ret = device_property_read_u32(dev, "nuvoton,jack-insert-debounce", &nau8825->jack_insert_debounce); - device_property_read_u32(dev, "nuvoton,jack-eject-debounce", + if (ret) + nau8825->jack_insert_debounce = 7; + ret = device_property_read_u32(dev, "nuvoton,jack-eject-debounce", &nau8825->jack_eject_debounce); + if (ret) + nau8825->jack_eject_debounce = 0; nau8825->mclk = devm_clk_get(dev, "mclk"); if (PTR_ERR(nau8825->mclk) == -EPROBE_DEFER) { |