[PATCH 16/42] mfd: max77686: use PLATFORM_DEVID_NONE

[Krzysztof Kozlowski]

Use PLATFORM_DEVID_NONE define instead of "-1" value because:
 - it brings some meaning,
 - it might point attention why auto device ID was not used.

Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
---
 drivers/mfd/max77686.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
index 71faf503844b..1f26d00fdd37 100644
--- a/drivers/mfd/max77686.c
+++ b/drivers/mfd/max77686.c
@@ -217,8 +217,8 @@ static int max77686_i2c_probe(struct i2c_client *i2c)
 		return ret;
 	}
 
-	ret = devm_mfd_add_devices(max77686->dev, -1, cells, n_devs, NULL,
-				   0, NULL);
+	ret = devm_mfd_add_devices(max77686->dev, PLATFORM_DEVID_NONE, cells,
+				   n_devs, NULL, 0, NULL);
 	if (ret < 0) {
 		dev_err(&i2c->dev, "failed to add MFD devices: %d\n", ret);
 		return ret;
-- 
2.17.1