1 files changed, 18 insertions, 0 deletions

diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c
index 8a0833de1665..cd47ef1f5561 100644
--- a/sound/soc/codecs/rt5670.c
+++ b/sound/soc/codecs/rt5670.c
@@ -18,6 +18,7 @@
 #include <linux/platform_device.h>
 #include <linux/acpi.h>
 #include <linux/spi/spi.h>
+#include <linux/dmi.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -2549,6 +2550,17 @@ static struct acpi_device_id rt5670_acpi_match[] = {
 MODULE_DEVICE_TABLE(acpi, rt5670_acpi_match);
 #endif
 
+static const struct dmi_system_id dmi_platform_intel_braswell[] = {
+        {
+                .ident = "Intel Braswell",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+                        DMI_MATCH(DMI_BOARD_NAME, "Braswell CRB"),
+                },
+        },
+        {}
+};
+
 static int rt5670_i2c_probe(struct i2c_client *i2c,
                     const struct i2c_device_id *id)
 {
@@ -2568,6 +2580,12 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
         if (pdata)
                 rt5670->pdata = *pdata;
 
+        if (dmi_check_system(dmi_platform_intel_braswell)) {
+                rt5670->pdata.dmic_en = true;
+                rt5670->pdata.dmic1_data_pin = RT5670_DMIC_DATA_IN2P;
+                rt5670->pdata.jd_mode = 1;
+        }
+
         rt5670->regmap = devm_regmap_init_i2c(i2c, &rt5670_regmap);
         if (IS_ERR(rt5670->regmap)) {
                 ret = PTR_ERR(rt5670->regmap);