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authorOder Chiou <oder_chiou@realtek.com>2015-06-12 08:47:36 +0200
committerMark Brown <broonie@kernel.org>2015-06-12 12:30:07 +0200
commit48edaa4b4fb6e75b890942394f0d0c2571d5c90d (patch)
tree6016c540a7cb2b03e9bead4dbb62c2e8ae838d38 /sound/soc/codecs/rt5645.c
parentASoC: rt5645: change gpio to gpiod APIs (diff)
downloadlinux-48edaa4b4fb6e75b890942394f0d0c2571d5c90d.tar.xz
linux-48edaa4b4fb6e75b890942394f0d0c2571d5c90d.zip
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>
Diffstat (limited to 'sound/soc/codecs/rt5645.c')
-rw-r--r--sound/soc/codecs/rt5645.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 7d04b1aa74f0..18842642a34e 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -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);