mfd: tps65217: Add battery charger as subdevice

Add tps65217 battery charger subdevice.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/tps65217.c b/drivers/mfd/tps65217.c
index 55add04..d32b5442 100644
--- a/drivers/mfd/tps65217.c
+++ b/drivers/mfd/tps65217.c
@@ -39,6 +39,10 @@
 		.name = "tps65217-bl",
 		.of_compatible = "ti,tps65217-bl",
 	},
+	{
+		.name = "tps65217-charger",
+		.of_compatible = "ti,tps65217-charger",
+	},
 };
 
 /**