1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (C) 2018-2019 Intel Corporation
4  * Copyright (C) 2012 Freescale Semiconductor, Inc.
5  * Copyright (C) 2012 Linaro Ltd.
6  */
7 
8 #ifndef __LINUX_MFD_ALTERA_SYSMGR_H__
9 #define __LINUX_MFD_ALTERA_SYSMGR_H__
10 
11 #include <linux/err.h>
12 #include <linux/errno.h>
13 #include <linux/firmware/intel/stratix10-smc.h>
14 
15 struct device_node;
16 
17 #ifdef CONFIG_MFD_ALTERA_SYSMGR
18 struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
19 						    const char *property);
20 #else
21 static inline struct regmap *
altr_sysmgr_regmap_lookup_by_phandle(struct device_node * np,const char * property)22 altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
23 				     const char *property)
24 {
25 	return ERR_PTR(-ENOTSUPP);
26 }
27 #endif
28 
29 #endif /* __LINUX_MFD_ALTERA_SYSMGR_H__ */
30