mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_K64F/port_api.c@150:49699a7d7064, 2014-04-04 (annotated)
- Committer:
- mbed_official
- Date:
- Fri Apr 04 10:45:08 2014 +0100
- Revision:
- 150:49699a7d7064
- Parent:
- 149:1fb5f62b92bd
- Child:
- 267:8673334f2cbe
Synchronized with git revision d4566711265f6e274f03a79a4819636519bf3a42
Full URL: https://github.com/mbedmicro/mbed/commit/d4566711265f6e274f03a79a4819636519bf3a42/
K64F - port HAL corrections, pwm clock configuration store
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 146:f64d43ff0c18 | 1 | /* mbed Microcontroller Library |
mbed_official | 146:f64d43ff0c18 | 2 | * Copyright (c) 2006-2013 ARM Limited |
mbed_official | 146:f64d43ff0c18 | 3 | * |
mbed_official | 146:f64d43ff0c18 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 146:f64d43ff0c18 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 146:f64d43ff0c18 | 6 | * You may obtain a copy of the License at |
mbed_official | 146:f64d43ff0c18 | 7 | * |
mbed_official | 146:f64d43ff0c18 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 146:f64d43ff0c18 | 9 | * |
mbed_official | 146:f64d43ff0c18 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 146:f64d43ff0c18 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 146:f64d43ff0c18 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 146:f64d43ff0c18 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 146:f64d43ff0c18 | 14 | * limitations under the License. |
mbed_official | 146:f64d43ff0c18 | 15 | */ |
mbed_official | 146:f64d43ff0c18 | 16 | #include "port_api.h" |
mbed_official | 146:f64d43ff0c18 | 17 | #include "pinmap.h" |
mbed_official | 146:f64d43ff0c18 | 18 | #include "gpio_api.h" |
mbed_official | 146:f64d43ff0c18 | 19 | |
mbed_official | 146:f64d43ff0c18 | 20 | PinName port_pin(PortName port, int pin_n) { |
mbed_official | 146:f64d43ff0c18 | 21 | return (PinName)((port << GPIO_PORT_SHIFT) | pin_n); |
mbed_official | 146:f64d43ff0c18 | 22 | } |
mbed_official | 146:f64d43ff0c18 | 23 | |
mbed_official | 146:f64d43ff0c18 | 24 | void port_init(port_t *obj, PortName port, int mask, PinDirection dir) { |
mbed_official | 146:f64d43ff0c18 | 25 | obj->port = port; |
mbed_official | 146:f64d43ff0c18 | 26 | obj->mask = mask; |
mbed_official | 146:f64d43ff0c18 | 27 | |
mbed_official | 146:f64d43ff0c18 | 28 | // The function is set per pin: reuse gpio logic |
mbed_official | 146:f64d43ff0c18 | 29 | for (uint32_t i = 0; i < 32; i++) { |
mbed_official | 146:f64d43ff0c18 | 30 | if (obj->mask & (1 << i)) { |
mbed_official | 146:f64d43ff0c18 | 31 | gpio_set(port_pin(obj->port, i)); |
mbed_official | 146:f64d43ff0c18 | 32 | } |
mbed_official | 146:f64d43ff0c18 | 33 | } |
mbed_official | 146:f64d43ff0c18 | 34 | |
mbed_official | 146:f64d43ff0c18 | 35 | port_dir(obj, dir); |
mbed_official | 146:f64d43ff0c18 | 36 | } |
mbed_official | 146:f64d43ff0c18 | 37 | |
mbed_official | 146:f64d43ff0c18 | 38 | void port_mode(port_t *obj, PinMode mode) { |
mbed_official | 146:f64d43ff0c18 | 39 | |
mbed_official | 146:f64d43ff0c18 | 40 | // The mode is set per pin: reuse pinmap logic |
mbed_official | 146:f64d43ff0c18 | 41 | for (uint32_t i = 0; i < 32; i++) { |
mbed_official | 146:f64d43ff0c18 | 42 | if (obj->mask & (1 << i)) { |
mbed_official | 146:f64d43ff0c18 | 43 | pin_mode(port_pin(obj->port, i), mode); |
mbed_official | 146:f64d43ff0c18 | 44 | } |
mbed_official | 146:f64d43ff0c18 | 45 | } |
mbed_official | 146:f64d43ff0c18 | 46 | } |
mbed_official | 146:f64d43ff0c18 | 47 | |
mbed_official | 146:f64d43ff0c18 | 48 | void port_dir(port_t *obj, PinDirection dir) { |
mbed_official | 150:49699a7d7064 | 49 | uint32_t direction = gpio_hal_get_port_direction((uint32_t)obj->port); |
mbed_official | 146:f64d43ff0c18 | 50 | switch (dir) { |
mbed_official | 146:f64d43ff0c18 | 51 | case PIN_INPUT : |
mbed_official | 150:49699a7d7064 | 52 | direction &= ~obj->mask; |
mbed_official | 150:49699a7d7064 | 53 | gpio_hal_set_port_direction((uint32_t)obj->port, direction); |
mbed_official | 146:f64d43ff0c18 | 54 | break; |
mbed_official | 146:f64d43ff0c18 | 55 | case PIN_OUTPUT: |
mbed_official | 150:49699a7d7064 | 56 | direction |= obj->mask; |
mbed_official | 150:49699a7d7064 | 57 | gpio_hal_set_port_direction((uint32_t)obj->port, direction); |
mbed_official | 146:f64d43ff0c18 | 58 | break; |
mbed_official | 146:f64d43ff0c18 | 59 | } |
mbed_official | 146:f64d43ff0c18 | 60 | } |
mbed_official | 146:f64d43ff0c18 | 61 | |
mbed_official | 146:f64d43ff0c18 | 62 | void port_write(port_t *obj, int value) { |
mbed_official | 150:49699a7d7064 | 63 | uint32_t input = gpio_hal_read_port_input((uint32_t)obj->port) & ~obj->mask; |
mbed_official | 150:49699a7d7064 | 64 | gpio_hal_write_port_output((uint32_t)obj->port, input | (uint32_t)(value & obj->mask)); |
mbed_official | 146:f64d43ff0c18 | 65 | } |
mbed_official | 146:f64d43ff0c18 | 66 | |
mbed_official | 146:f64d43ff0c18 | 67 | int port_read(port_t *obj) { |
mbed_official | 146:f64d43ff0c18 | 68 | return (int)(gpio_hal_read_port_input((uint32_t)obj->port) & obj->mask); |
mbed_official | 146:f64d43ff0c18 | 69 | } |