ASoC: rt5645: Add the device tree parser

Modify the RT5645 driver to parse platform data from device tree. This is
missing from previous patch in sound/soc/codecs/rt5645.c, that was present
in v3.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Oder Chiou 2015-06-12 14:47:36 +08:00 committed by Mark Brown
parent 0b0cefc8fd
commit 48edaa4b4f

View File

@ -3231,6 +3231,20 @@ static struct dmi_system_id dmi_platform_intel_braswell[] = {
{ }
};
static int rt5645_parse_dt(struct rt5645_priv *rt5645, struct device *dev)
{
rt5645->pdata.in2_diff = device_property_read_bool(dev,
"realtek,in2-differential");
device_property_read_u32(dev,
"realtek,dmic1-data-pin", &rt5645->pdata.dmic1_data_pin);
device_property_read_u32(dev,
"realtek,dmic2-data-pin", &rt5645->pdata.dmic2_data_pin);
device_property_read_u32(dev,
"realtek,jd-mode", &rt5645->pdata.jd_mode);
return 0;
}
static int rt5645_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
@ -3247,13 +3261,12 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
rt5645->i2c = i2c;
i2c_set_clientdata(i2c, rt5645);
if (pdata) {
if (pdata)
rt5645->pdata = *pdata;
} else {
if (dmi_check_system(dmi_platform_intel_braswell)) {
rt5645->pdata = *rt5645_pdata;
}
}
else if (dmi_check_system(dmi_platform_intel_braswell))
rt5645->pdata = *rt5645_pdata;
else
rt5645_parse_dt(rt5645, &i2c->dev);
rt5645->gpiod_hp_det = devm_gpiod_get(&i2c->dev, "hp-detect", GPIOD_IN);