1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * This file is part of wl12xx
4  *
5  * Copyright (C) 2008 Nokia Corporation
6  */
7 #ifndef __WL1251_IO_H__
8 #define __WL1251_IO_H__
9 
10 #include "wl1251.h"
11 
12 #define HW_ACCESS_MEMORY_MAX_RANGE		0x1FFC0
13 
14 #define HW_ACCESS_PART0_SIZE_ADDR           0x1FFC0
15 #define HW_ACCESS_PART0_START_ADDR          0x1FFC4
16 #define HW_ACCESS_PART1_SIZE_ADDR           0x1FFC8
17 #define HW_ACCESS_PART1_START_ADDR          0x1FFCC
18 
19 #define HW_ACCESS_REGISTER_SIZE             4
20 
21 #define HW_ACCESS_PRAM_MAX_RANGE		0x3c000
22 
wl1251_read32(struct wl1251 * wl,int addr)23 static inline u32 wl1251_read32(struct wl1251 *wl, int addr)
24 {
25 	wl->if_ops->read(wl, addr, &wl->buffer_32, sizeof(wl->buffer_32));
26 
27 	return le32_to_cpu(wl->buffer_32);
28 }
29 
wl1251_write32(struct wl1251 * wl,int addr,u32 val)30 static inline void wl1251_write32(struct wl1251 *wl, int addr, u32 val)
31 {
32 	wl->buffer_32 = cpu_to_le32(val);
33 	wl->if_ops->write(wl, addr, &wl->buffer_32, sizeof(wl->buffer_32));
34 }
35 
wl1251_read_elp(struct wl1251 * wl,int addr)36 static inline u32 wl1251_read_elp(struct wl1251 *wl, int addr)
37 {
38 	u32 response;
39 
40 	if (wl->if_ops->read_elp)
41 		wl->if_ops->read_elp(wl, addr, &response);
42 	else
43 		wl->if_ops->read(wl, addr, &response, sizeof(u32));
44 
45 	return response;
46 }
47 
wl1251_write_elp(struct wl1251 * wl,int addr,u32 val)48 static inline void wl1251_write_elp(struct wl1251 *wl, int addr, u32 val)
49 {
50 	if (wl->if_ops->write_elp)
51 		wl->if_ops->write_elp(wl, addr, val);
52 	else
53 		wl->if_ops->write(wl, addr, &val, sizeof(u32));
54 }
55 
56 /* Memory target IO, address is translated to partition 0 */
57 void wl1251_mem_read(struct wl1251 *wl, int addr, void *buf, size_t len);
58 void wl1251_mem_write(struct wl1251 *wl, int addr, void *buf, size_t len);
59 u32 wl1251_mem_read32(struct wl1251 *wl, int addr);
60 void wl1251_mem_write32(struct wl1251 *wl, int addr, u32 val);
61 /* Registers IO */
62 u32 wl1251_reg_read32(struct wl1251 *wl, int addr);
63 void wl1251_reg_write32(struct wl1251 *wl, int addr, u32 val);
64 
65 void wl1251_set_partition(struct wl1251 *wl,
66 			  u32 part_start, u32 part_size,
67 			  u32 reg_start,  u32 reg_size);
68 
69 #endif
70