From: Vinod Koul <vinod.koul@intel.com>
Date: Thu, 12 May 2016 04:08:50 +0000 (+0530)
Subject: ASoC: rt298: Add DMI match for Broxton-P reference platform
X-Git-Tag: v4.9.8~1969^2~7^2~11^5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b9c17f13ba484d8492278c67cd95b7207def776f;p=platform%2Fkernel%2Flinux-rpi3.git

ASoC: rt298: Add DMI match for Broxton-P reference platform

Broxton-P reference platform also uses combo jack for audio
connector so we need to set codec pdata to use this based on DMI
match for this board.

Signed-off-by: Ramesh Babu <ramesh.babu@intel.com>
Signed-off-by: Senthilnathan Veppur <senthilnathanx.veppur@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/codecs/rt298.c b/sound/soc/codecs/rt298.c
index 52aacb1..a1aaffc 100644
--- a/sound/soc/codecs/rt298.c
+++ b/sound/soc/codecs/rt298.c
@@ -17,6 +17,7 @@
 #include <linux/i2c.h>
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
+#include <linux/dmi.h>
 #include <linux/acpi.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
@@ -1132,6 +1133,17 @@ static const struct acpi_device_id rt298_acpi_match[] = {
 };
 MODULE_DEVICE_TABLE(acpi, rt298_acpi_match);
 
+static const struct dmi_system_id force_combo_jack_table[] = {
+	{
+		.ident = "Intel Broxton P",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P")
+		}
+	},
+	{ }
+};
+
 static int rt298_i2c_probe(struct i2c_client *i2c,
 			   const struct i2c_device_id *id)
 {
@@ -1189,6 +1201,11 @@ static int rt298_i2c_probe(struct i2c_client *i2c,
 				acpiid->driver_data;
 	}
 
+	if (dmi_check_system(force_combo_jack_table)) {
+		rt298->pdata.cbj_en = true;
+		rt298->pdata.gpio2_en = false;
+	}
+
 	/* VREF Charging */
 	regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80);
 	regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860);