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;
70 struct regmap *regmap;
71 struct reset_control *rstc;
74 enum rpcif_data_dir dir;
81 u32 command; /* DRCMR or SMCMR */
82 u32 option; /* DROPR or SMOPR */
83 u32 enable; /* DRENR or SMENR */
84 u32 dummy; /* DRDMCR or SMDMCR */
85 u32 ddr; /* DRDRENR or SMDRENR */
88 int rpcif_sw_init(struct rpcif *rpc, struct device *dev);
89 int rpcif_hw_init(struct rpcif *rpc, bool hyperflash);
90 void rpcif_prepare(struct rpcif *rpc, const struct rpcif_op *op, u64 *offs,
92 int rpcif_manual_xfer(struct rpcif *rpc);
93 ssize_t rpcif_dirmap_read(struct rpcif *rpc, u64 offs, size_t len, void *buf);
95 static inline void rpcif_enable_rpm(struct rpcif *rpc)
97 pm_runtime_enable(rpc->dev);
100 static inline void rpcif_disable_rpm(struct rpcif *rpc)
102 pm_runtime_disable(rpc->dev);
105 #endif // __RENESAS_RPC_IF_H