drivers/net/wireless/ti/wl1251/io.h

   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
  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
  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
  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
  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