ALSA: ca0106 - Add quirk for GA-G1975X mobo

Giga-byte GA-G1975X mobo has a CA0106 on-board chip.
Reference: bnc#395807
	https://bugzilla.novell.com/show_bug.cgi?id=395807

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 0e62205..3aac7e6 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -255,6 +255,14 @@
 	   .gpio_type = 2,
 	   .i2c_adc = 1,
 	   .spi_dac = 1 } ,
+	/* Giga-byte GA-G1975X mobo
+	 * Novell bnc#395807
+	 */
+	/* FIXME: the GPIO and I2C setting aren't tested well */
+	{ .serial = 0x1458a006,
+	  .name = "Giga-byte GA-G1975X",
+	  .gpio_type = 1,
+	  .i2c_adc = 1 },
 	 /* Shuttle XPC SD31P which has an onboard Creative Labs
 	  * Sound Blaster Live! 24-bit EAX
 	  * high-definition 7.1 audio processor".