Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of wl1271 |
| 3 | * |
| 4 | * Copyright (C) 1998-2009 Texas Instruments. All rights reserved. |
| 5 | * Copyright (C) 2008-2009 Nokia Corporation |
| 6 | * |
| 7 | * Contact: Luciano Coelho <luciano.coelho@nokia.com> |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License |
| 11 | * version 2 as published by the Free Software Foundation. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, but |
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA |
| 21 | * 02110-1301 USA |
| 22 | * |
| 23 | */ |
| 24 | |
| 25 | #ifndef __WL1271_SPI_H__ |
| 26 | #define __WL1271_SPI_H__ |
| 27 | |
| 28 | #include "wl1271_reg.h" |
| 29 | |
| 30 | #define HW_ACCESS_MEMORY_MAX_RANGE 0x1FFC0 |
| 31 | |
Juuso Oikarinen | 451de97 | 2009-10-12 15:08:46 +0300 | [diff] [blame] | 32 | #define HW_PARTITION_REGISTERS_ADDR 0x1ffc0 |
| 33 | #define HW_PART0_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR) |
| 34 | #define HW_PART0_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 4) |
| 35 | #define HW_PART1_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 8) |
| 36 | #define HW_PART1_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 12) |
| 37 | #define HW_PART2_SIZE_ADDR (HW_PARTITION_REGISTERS_ADDR + 16) |
| 38 | #define HW_PART2_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 20) |
| 39 | #define HW_PART3_START_ADDR (HW_PARTITION_REGISTERS_ADDR + 24) |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 40 | |
| 41 | #define HW_ACCESS_REGISTER_SIZE 4 |
| 42 | |
| 43 | #define HW_ACCESS_PRAM_MAX_RANGE 0x3c000 |
| 44 | |
| 45 | #define WSPI_CMD_READ 0x40000000 |
| 46 | #define WSPI_CMD_WRITE 0x00000000 |
| 47 | #define WSPI_CMD_FIXED 0x20000000 |
| 48 | #define WSPI_CMD_BYTE_LENGTH 0x1FFE0000 |
| 49 | #define WSPI_CMD_BYTE_LENGTH_OFFSET 17 |
| 50 | #define WSPI_CMD_BYTE_ADDR 0x0001FFFF |
| 51 | |
| 52 | #define WSPI_INIT_CMD_CRC_LEN 5 |
| 53 | |
| 54 | #define WSPI_INIT_CMD_START 0x00 |
| 55 | #define WSPI_INIT_CMD_TX 0x40 |
| 56 | /* the extra bypass bit is sampled by the TNET as '1' */ |
| 57 | #define WSPI_INIT_CMD_BYPASS_BIT 0x80 |
| 58 | #define WSPI_INIT_CMD_FIXEDBUSY_LEN 0x07 |
| 59 | #define WSPI_INIT_CMD_EN_FIXEDBUSY 0x80 |
| 60 | #define WSPI_INIT_CMD_DIS_FIXEDBUSY 0x00 |
| 61 | #define WSPI_INIT_CMD_IOD 0x40 |
| 62 | #define WSPI_INIT_CMD_IP 0x20 |
| 63 | #define WSPI_INIT_CMD_CS 0x10 |
| 64 | #define WSPI_INIT_CMD_WS 0x08 |
| 65 | #define WSPI_INIT_CMD_WSPI 0x01 |
| 66 | #define WSPI_INIT_CMD_END 0x01 |
| 67 | |
| 68 | #define WSPI_INIT_CMD_LEN 8 |
| 69 | |
| 70 | #define HW_ACCESS_WSPI_FIXED_BUSY_LEN \ |
| 71 | ((WL1271_BUSY_WORD_LEN - 4) / sizeof(u32)) |
| 72 | #define HW_ACCESS_WSPI_INIT_CMD_MASK 0 |
| 73 | |
Juuso Oikarinen | e8768ee | 2009-10-12 15:08:48 +0300 | [diff] [blame] | 74 | #define OCP_CMD_LOOP 32 |
| 75 | |
| 76 | #define OCP_CMD_WRITE 0x1 |
| 77 | #define OCP_CMD_READ 0x2 |
| 78 | |
| 79 | #define OCP_READY_MASK BIT(18) |
| 80 | #define OCP_STATUS_MASK (BIT(16) | BIT(17)) |
| 81 | |
| 82 | #define OCP_STATUS_NO_RESP 0x00000 |
| 83 | #define OCP_STATUS_OK 0x10000 |
| 84 | #define OCP_STATUS_REQ_FAILED 0x20000 |
| 85 | #define OCP_STATUS_RESP_ERROR 0x30000 |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 86 | |
| 87 | /* Raw target IO, address is not translated */ |
Juuso Oikarinen | 7462141 | 2009-10-12 15:08:54 +0300 | [diff] [blame] | 88 | void wl1271_spi_raw_write(struct wl1271 *wl, int addr, void *buf, |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 89 | size_t len, bool fixed); |
Juuso Oikarinen | 7462141 | 2009-10-12 15:08:54 +0300 | [diff] [blame] | 90 | void wl1271_spi_raw_read(struct wl1271 *wl, int addr, void *buf, |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 91 | size_t len, bool fixed); |
| 92 | |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 93 | /* INIT and RESET words */ |
| 94 | void wl1271_spi_reset(struct wl1271 *wl); |
| 95 | void wl1271_spi_init(struct wl1271 *wl); |
Luciano Coelho | f5fc0f8 | 2009-08-06 16:25:28 +0300 | [diff] [blame] | 96 | #endif /* __WL1271_SPI_H__ */ |