tps65023: Allow registering similar TPS65021

TPS65021 is an older model and is slightly weaker (can supply less current),
otherwise is the same.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
index f50afc9..cd6d4fc 100644
--- a/drivers/regulator/tps65023-regulator.c
+++ b/drivers/regulator/tps65023-regulator.c
@@ -585,6 +585,8 @@
 static const struct i2c_device_id tps_65023_id[] = {
 	{.name = "tps65023",
 	.driver_data = (unsigned long) tps65023_regs,},
+	{.name = "tps65021",
+	.driver_data = (unsigned long) tps65023_regs,},
 	{ },
 };