iio: accel: mxc6255 add support for the mxc6225

The mxc6225 is fully compatible with the existing mxc6255 driver,
add support for it.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

drivers/iio/accel/mxc6255.c

@@ -26,6 +26,7 @@
 #define MXC6255_REG_YOUT		0x01
 #define MXC6255_REG_CHIP_ID		0x08
 
+#define MXC6225_CHIP_ID			0xe5
 #define MXC6255_CHIP_ID			0x05
 
 /*
@@ -154,7 +155,11 @@ static int mxc6255_probe(struct i2c_client *client,
 		return ret;
 	}
 
-	if (chip_id != MXC6255_CHIP_ID) {
+	switch (chip_id) {
+	case MXC6225_CHIP_ID:
+	case MXC6255_CHIP_ID:
+		break;
+	default:
 		dev_err(&client->dev, "Invalid chip id %x\n", chip_id);
 		return -ENODEV;
 	}
@@ -171,12 +176,14 @@ static int mxc6255_probe(struct i2c_client *client,
 }
 
 static const struct acpi_device_id mxc6255_acpi_match[] = {
+	{"MXC6225",	0},
 	{"MXC6255",	0},
 	{ }
 };
 MODULE_DEVICE_TABLE(acpi, mxc6255_acpi_match);
 
 static const struct i2c_device_id mxc6255_id[] = {
+	{"mxc6225",	0},
 	{"mxc6255",	0},
 	{ }
 };