bus.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Common bus abstraction layer.
 4 *
 5 * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
 6 * Copyright (c) 2010, ST-Ericsson
 7 */
 8#ifndef WFX_BUS_H
 9#define WFX_BUS_H
10
11#include <linux/mmc/sdio_func.h>
12#include <linux/spi/spi.h>
13
14#define WFX_REG_CONFIG        0x0
15#define WFX_REG_CONTROL       0x1
16#define WFX_REG_IN_OUT_QUEUE  0x2
17#define WFX_REG_AHB_DPORT     0x3
18#define WFX_REG_BASE_ADDR     0x4
19#define WFX_REG_SRAM_DPORT    0x5
20#define WFX_REG_SET_GEN_R_W   0x6
21#define WFX_REG_FRAME_OUT     0x7
22
23struct wfx_hwbus_ops {
24	int (*copy_from_io)(void *bus_priv, unsigned int addr, void *dst, size_t count);
25	int (*copy_to_io)(void *bus_priv, unsigned int addr, const void *src, size_t count);
26	int (*irq_subscribe)(void *bus_priv);
27	int (*irq_unsubscribe)(void *bus_priv);
28	void (*lock)(void *bus_priv);
29	void (*unlock)(void *bus_priv);
30	size_t (*align_size)(void *bus_priv, size_t size);
31	void (*set_wakeup)(void *priv, bool enabled);
32};
33
34extern struct sdio_driver wfx_sdio_driver;
35extern struct spi_driver wfx_spi_driver;
36
37#endif