| Deepa Dinamani | ab9c2b9 | 2013-09-12 11:30:58 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2013, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | #ifndef _UIC_H_ |
| 29 | #define _UIC_H_ |
| 30 | |
| 31 | #include <sys/types.h> |
| 32 | |
| 33 | #define HCI_UIC_TIMEOUT 100000 |
| 34 | #define HCI_ENABLE_TIMEOUT 100000 |
| 35 | |
| 36 | enum uic_error_codes |
| 37 | { |
| 38 | UIC_ERR_UNKNOWN, |
| 39 | UIC_ERR_TIMEOUT, |
| 40 | }; |
| 41 | |
| 42 | enum uic_gen_err_code |
| 43 | { |
| 44 | UICCMD_SUCCESS, |
| 45 | UICCMD_FAILURE, |
| 46 | }; |
| 47 | |
| 48 | enum uic_num_cmd_args |
| 49 | { |
| 50 | UICCMD_NO_ARGS = 0, |
| 51 | UICCMD_ONE_ARGS = 1, |
| 52 | UICCMD_TWO_ARGS = 2, |
| 53 | UICCMD_THREE_ARGS = 4, |
| 54 | }; |
| 55 | |
| 56 | struct uic_cmd |
| 57 | { |
| 58 | uint32_t uiccmd; |
| 59 | uint32_t num_args; |
| 60 | uint32_t uiccmdarg1; |
| 61 | uint32_t uiccmdarg2; |
| 62 | uint32_t uiccmdarg3; |
| 63 | uint32_t gen_err_code; |
| 64 | uint32_t timeout_msecs; |
| 65 | }; |
| 66 | |
| 67 | /* UFS init settings. */ |
| 68 | #define UFS_SYS1CLK_1US_VAL 100 |
| 69 | #define UFS_TX_SYMBOL_CLK_1US_VAL 1 |
| 70 | #define UFS_CLK_NS_REG_VAL 10 |
| 71 | #define UFS_PA_LINK_STARTUP_TIMER_VAL 20000000 |
| 72 | #define UFS_LINK_STARTUP_RETRY 10 |
| 73 | |
| 74 | #define SHFT_CLK_NS_REG (10) |
| 75 | |
| 76 | int uic_init(struct ufs_dev *dev); |
| 77 | int uic_send_cmd(struct ufs_dev *dev, struct uic_cmd *cmd); |
| 78 | int uic_reset(struct ufs_dev *dev); |
| 79 | |
| 80 | |
| 81 | #endif |