On Tue, 2015-05-05 at 21:42 +0800, Bard Liao wrote:
Modify the RT5645 driver to parse platform data from device tree. Write a DT binding document to describe those properties.
Signed-off-by: Bard Liao bardliao@realtek.com
Documentation/devicetree/bindings/sound/rt5645.txt | 72 ++++++++++++++++++++++ sound/soc/codecs/rt5645.c | 35 +++++++++++ 2 files changed, 107 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/rt5645.txt
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index e435680..36e22b6 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -3134,6 +3134,37 @@ static struct dmi_system_id dmi_platform_intel_braswell[] = { { } };
+static int rt5645_parse_dt(struct rt5645_priv *rt5645, struct device_node *np) +{
- rt5645->pdata.in2_diff = of_property_read_bool(np,
"realtek,in2-differential");- of_property_read_u32(np,
"realtek,dmic1-data-pin", &rt5645->pdata.dmic1_data_pin);
We should really be using device_property_() instead of of_property_() APIs since we will have to support both DT and ACPI properties.
Liam