| Gaurav Nebhwani | 6c945a4 | 2016-02-16 17:26:51 +0530 | [diff] [blame^] | 1 | /* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. |
| Aparna Mallavarapu | 01fc00a | 2015-06-01 20:37:05 +0530 | [diff] [blame] | 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 | |
| Gaurav Nebhwani | 6c945a4 | 2016-02-16 17:26:51 +0530 | [diff] [blame^] | 29 | #ifndef __PLATFORM_MSM8953_GPIO_H |
| 30 | #define __PLATFORM_MSM8953_GPIO_H |
| Aparna Mallavarapu | 01fc00a | 2015-06-01 20:37:05 +0530 | [diff] [blame] | 31 | |
| 32 | #include <bits.h> |
| 33 | #include <gpio.h> |
| 34 | |
| 35 | /* GPIO TLMM: Direction */ |
| 36 | #define GPIO_INPUT 0 |
| 37 | #define GPIO_OUTPUT 1 |
| 38 | |
| 39 | /* GPIO TLMM: Pullup/Pulldown */ |
| 40 | #define GPIO_NO_PULL 0 |
| 41 | #define GPIO_PULL_DOWN 1 |
| 42 | #define GPIO_KEEPER 2 |
| 43 | #define GPIO_PULL_UP 3 |
| 44 | |
| 45 | /* GPIO TLMM: Drive Strength */ |
| 46 | #define GPIO_2MA 0 |
| 47 | #define GPIO_4MA 1 |
| 48 | #define GPIO_6MA 2 |
| 49 | #define GPIO_8MA 3 |
| 50 | #define GPIO_10MA 4 |
| 51 | #define GPIO_12MA 5 |
| 52 | #define GPIO_14MA 6 |
| 53 | #define GPIO_16MA 7 |
| 54 | |
| 55 | /* GPIO TLMM: Status */ |
| 56 | #define GPIO_ENABLE 0 |
| 57 | #define GPIO_DISABLE 1 |
| 58 | |
| 59 | /* GPIO_IN_OUT register shifts. */ |
| 60 | #define GPIO_IN BIT(0) |
| 61 | #define GPIO_OUT BIT(1) |
| 62 | |
| 63 | void gpio_config_uart_dm(uint8_t id); |
| 64 | uint32_t gpio_status(uint32_t gpio); |
| 65 | void gpio_set_dir(uint32_t gpio, uint32_t dir); |
| 66 | void gpio_tlmm_config(uint32_t gpio, |
| 67 | uint8_t func, |
| 68 | uint8_t dir, |
| 69 | uint8_t pull, |
| 70 | uint8_t drvstr, |
| 71 | uint32_t enable); |
| 72 | #endif |