1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Renesas RPC-IF core driver
5 * Copyright (C) 2018~2019 Renesas Solutions Corp.
6 * Copyright (C) 2019 Macronix International Co., Ltd.
7 * Copyright (C) 2019-2020 Cogent Embedded, Inc.
10 #ifndef __RENESAS_RPC_IF_H
11 #define __RENESAS_RPC_IF_H
13 #include <linux/pm_runtime.h>
14 #include <linux/types.h>
51 enum rpcif_data_dir dir;
64 struct regmap *regmap;
65 struct reset_control *rstc;
67 enum rpcif_data_dir dir;
74 u32 command; /* DRCMR or SMCMR */
75 u32 option; /* DROPR or SMOPR */
76 u32 enable; /* DRENR or SMENR */
77 u32 dummy; /* DRDMCR or SMDMCR */
78 u32 ddr; /* DRDRENR or SMDRENR */
81 int rpcif_sw_init(struct rpcif *rpc, struct device *dev);
82 void rpcif_hw_init(struct rpcif *rpc, bool hyperflash);
83 void rpcif_prepare(struct rpcif *rpc, const struct rpcif_op *op, u64 *offs,
85 int rpcif_manual_xfer(struct rpcif *rpc);
86 ssize_t rpcif_dirmap_read(struct rpcif *rpc, u64 offs, size_t len, void *buf);
88 static inline void rpcif_enable_rpm(struct rpcif *rpc)
90 pm_runtime_enable(rpc->dev);
93 static inline void rpcif_disable_rpm(struct rpcif *rpc)
95 pm_runtime_disable(rpc->dev);
98 #endif // __RENESAS_RPC_IF_H