firmware: imx: scu: use EOPNOTSUPP

Per checkpatch.pl, "ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP"
So use EOPNOTSUPP to replace ENOTSUPP.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

include/linux/firmware/imx/sci.h

@@ -25,27 +25,27 @@ int imx_scu_soc_init(struct device *dev);
 #else
 static inline int imx_scu_soc_init(struct device *dev)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static inline int imx_scu_enable_general_irq_channel(struct device *dev)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static inline int imx_scu_irq_register_notifier(struct notifier_block *nb)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static inline int imx_scu_irq_unregister_notifier(struct notifier_block *nb)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static inline int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 #endif
 #endif /* _SC_SCI_H */