[PATCH] regulator: fan53880: Add support for COMPILE_TEST

[Christoph Fritz]

This patch adds support for COMPILE_TEST while fixing a warning when
no support for device tree is there.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Christoph Fritz <chf.fritz@xxxxxxxxxxxxxx>
---
 drivers/regulator/Kconfig    | 2 +-
 drivers/regulator/fan53880.c | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index d47055db999d..1cc3c93a9621 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -338,7 +338,7 @@ config REGULATOR_FAN53555
 
 config REGULATOR_FAN53880
 	tristate "Fairchild FAN53880 Regulator"
-	depends on I2C
+	depends on I2C && (OF || COMPILE_TEST)
 	select REGMAP_I2C
 	help
 	  This driver supports Fairchild (ON Semiconductor) FAN53880
diff --git a/drivers/regulator/fan53880.c b/drivers/regulator/fan53880.c
index 285acc705a55..c45baf581299 100644
--- a/drivers/regulator/fan53880.c
+++ b/drivers/regulator/fan53880.c
@@ -152,11 +152,13 @@ static int fan53880_i2c_probe(struct i2c_client *i2c,
 	return 0;
 }
 
+#ifdef CONFIG_OF
 static const struct of_device_id fan53880_dt_ids[] = {
 	{ .compatible = "onnn,fan53880", },
 	{}
 };
 MODULE_DEVICE_TABLE(of, fan53880_dt_ids);
+#endif
 
 static const struct i2c_device_id fan53880_i2c_id[] = {
 	{ "fan53880", },
-- 
2.20.1