ASoC: add compatible for ti,pcm5242

Merge series from Christian Hewitt <christianshewitt@gmail.com>:

Update bindings and add a driver compatible for the pcm5242
chip used on the Odroid HiFi-Shield2 i2c mezzanine board.

Documentation/devicetree/bindings/sound/pcm512x.txt

@@ -6,7 +6,7 @@ on the board). The TAS575x devices only support I2C.
 Required properties:
 
   - compatible : One of "ti,pcm5121", "ti,pcm5122", "ti,pcm5141",
-                 "ti,pcm5142", "ti,tas5754" or "ti,tas5756"
+                 "ti,pcm5142", "ti,pcm5242", "ti,tas5754" or "ti,tas5756"
 
   - reg : the I2C address of the device for I2C, the chip select
           number for SPI.

sound/soc/codecs/pcm512x-i2c.c

@@ -39,6 +39,7 @@ static const struct i2c_device_id pcm512x_i2c_id[] = {
 	{ "pcm5122", },
 	{ "pcm5141", },
 	{ "pcm5142", },
+	{ "pcm5242", },
 	{ "tas5754", },
 	{ "tas5756", },
 	{ }
@@ -51,6 +52,7 @@ static const struct of_device_id pcm512x_of_match[] = {
 	{ .compatible = "ti,pcm5122", },
 	{ .compatible = "ti,pcm5141", },
 	{ .compatible = "ti,pcm5142", },
+	{ .compatible = "ti,pcm5242", },
 	{ .compatible = "ti,tas5754", },
 	{ .compatible = "ti,tas5756", },
 	{ }

sound/soc/codecs/pcm512x-spi.c

@@ -36,6 +36,7 @@ static const struct spi_device_id pcm512x_spi_id[] = {
 	{ "pcm5122", },
 	{ "pcm5141", },
 	{ "pcm5142", },
+	{ "pcm5242", },
 	{ },
 };
 MODULE_DEVICE_TABLE(spi, pcm512x_spi_id);
@@ -45,6 +46,7 @@ static const struct of_device_id pcm512x_of_match[] = {
 	{ .compatible = "ti,pcm5122", },
 	{ .compatible = "ti,pcm5141", },
 	{ .compatible = "ti,pcm5142", },
+	{ .compatible = "ti,pcm5242", },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, pcm512x_of_match);