drm: Add adv7511 encoder driver

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / mfd / sec-core.c

diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index a139798..a76cd85 100644 (file)
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -252,6 +252,10 @@ static int sec_pmic_probe(struct i2c_client *i2c,
        }
 
        sec_pmic->rtc = i2c_new_dummy(i2c->adapter, RTC_I2C_ADDR);
+       if (!sec_pmic->rtc) {
+               dev_err(&i2c->dev, "Failed to allocate I2C for RTC\n");
+               return -ENODEV;
+       }
        i2c_set_clientdata(sec_pmic->rtc, sec_pmic);
 
        sec_pmic->regmap_rtc = devm_regmap_init_i2c(sec_pmic->rtc,
@@ -315,6 +319,7 @@ static int sec_pmic_remove(struct i2c_client *i2c)
        return 0;
 }
 
+#ifdef CONFIG_PM_SLEEP
 static int sec_pmic_suspend(struct device *dev)
 {
        struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
@@ -349,6 +354,7 @@ static int sec_pmic_resume(struct device *dev)
 
        return 0;
 }
+#endif /* CONFIG_PM_SLEEP */
 
 static SIMPLE_DEV_PM_OPS(sec_pmic_pm_ops, sec_pmic_suspend, sec_pmic_resume);