Aravind Vadali / mbed-src-AV

mbed.h library with any bug fixes AV finds.

Dependents:   micromouse4_encoder_testing PID_Test Lab1_Test WorkingPID ... more

targets/hal/TARGET_WIZNET/TARGET_W7500x/pinmap.c@1:ebce2ad32f95, 2015-11-02 (annotated)

Committer:
aravindsv
Date:
Mon Nov 02 03:07:12 2015 +0000
Revision:
1:ebce2ad32f95
Parent:
0:ba7650f404af 
Changed the RCC timeout value to 500 ms, so total code startup time before program starts running is ~1s. Hopefully no side-effects from lower startup timeouts

Who changed what in which revision?

UserRevisionLine numberNew contents of line
aravindsv 0:ba7650f404af 1 /* mbed Microcontroller Library
aravindsv 0:ba7650f404af 2 *******************************************************************************
aravindsv 0:ba7650f404af 3 * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved.
aravindsv 0:ba7650f404af 4 * All rights reserved.
aravindsv 0:ba7650f404af 5 *
aravindsv 0:ba7650f404af 6 * Redistribution and use in source and binary forms, with or without
aravindsv 0:ba7650f404af 7 * modification, are permitted provided that the following conditions are met:
aravindsv 0:ba7650f404af 8 *
aravindsv 0:ba7650f404af 9 * 1. Redistributions of source code must retain the above copyright notice,
aravindsv 0:ba7650f404af 10 * this list of conditions and the following disclaimer.
aravindsv 0:ba7650f404af 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
aravindsv 0:ba7650f404af 12 * this list of conditions and the following disclaimer in the documentation
aravindsv 0:ba7650f404af 13 * and/or other materials provided with the distribution.
aravindsv 0:ba7650f404af 14 * 3. Neither the name of ARM Limited nor the names of its contributors
aravindsv 0:ba7650f404af 15 * may be used to endorse or promote products derived from this software
aravindsv 0:ba7650f404af 16 * without specific prior written permission.
aravindsv 0:ba7650f404af 17 *
aravindsv 0:ba7650f404af 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
aravindsv 0:ba7650f404af 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
aravindsv 0:ba7650f404af 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
aravindsv 0:ba7650f404af 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
aravindsv 0:ba7650f404af 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
aravindsv 0:ba7650f404af 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
aravindsv 0:ba7650f404af 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
aravindsv 0:ba7650f404af 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
aravindsv 0:ba7650f404af 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
aravindsv 0:ba7650f404af 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
aravindsv 0:ba7650f404af 28 *******************************************************************************
aravindsv 0:ba7650f404af 29 */
aravindsv 0:ba7650f404af 30
aravindsv 0:ba7650f404af 31 #include "mbed_assert.h"
aravindsv 0:ba7650f404af 32 #include "pinmap.h"
aravindsv 0:ba7650f404af 33 #include "PortNames.h"
aravindsv 0:ba7650f404af 34 #include "mbed_error.h"
aravindsv 0:ba7650f404af 35 #include "W7500x.h"
aravindsv 0:ba7650f404af 36 #include "W7500x_gpio.h"
aravindsv 0:ba7650f404af 37
aravindsv 0:ba7650f404af 38
aravindsv 0:ba7650f404af 39 uint32_t Get_GPIO_BaseAddress(uint32_t port_idx)
aravindsv 0:ba7650f404af 40 {
aravindsv 0:ba7650f404af 41 uint32_t gpio_add = 0;
aravindsv 0:ba7650f404af 42 switch(port_idx) {
aravindsv 0:ba7650f404af 43 case PortA:
aravindsv 0:ba7650f404af 44 gpio_add = GPIOA_BASE;
aravindsv 0:ba7650f404af 45 break;
aravindsv 0:ba7650f404af 46 case PortB:
aravindsv 0:ba7650f404af 47 gpio_add = GPIOB_BASE;
aravindsv 0:ba7650f404af 48 break;
aravindsv 0:ba7650f404af 49 case PortC:
aravindsv 0:ba7650f404af 50 gpio_add = GPIOC_BASE;
aravindsv 0:ba7650f404af 51 break;
aravindsv 0:ba7650f404af 52 case PortD:
aravindsv 0:ba7650f404af 53 gpio_add = GPIOD_BASE;
aravindsv 0:ba7650f404af 54 break;
aravindsv 0:ba7650f404af 55 default:
aravindsv 0:ba7650f404af 56 error("Pinmap error: wrong port number.");
aravindsv 0:ba7650f404af 57 break;
aravindsv 0:ba7650f404af 58 }
aravindsv 0:ba7650f404af 59 return gpio_add;
aravindsv 0:ba7650f404af 60 }
aravindsv 0:ba7650f404af 61
aravindsv 0:ba7650f404af 62 /**
aravindsv 0:ba7650f404af 63 * Configure pin (input, output, alternate function or analog) + output speed + AF
aravindsv 0:ba7650f404af 64 */
aravindsv 0:ba7650f404af 65
aravindsv 0:ba7650f404af 66 void pin_function(PinName pin, int data) {
aravindsv 0:ba7650f404af 67 MBED_ASSERT(pin != (PinName)NC);
aravindsv 0:ba7650f404af 68 // Get the pin informations
aravindsv 0:ba7650f404af 69 uint32_t mode = WIZ_PIN_MODE(data);
aravindsv 0:ba7650f404af 70 uint32_t pupd = WIZ_PIN_PUPD(data);
aravindsv 0:ba7650f404af 71 uint32_t afnum = WIZ_PIN_AFNUM(data);
aravindsv 0:ba7650f404af 72
aravindsv 0:ba7650f404af 73 uint32_t port_num = WIZ_PORT(pin);
aravindsv 0:ba7650f404af 74 uint32_t pin_index = WIZ_PIN_INDEX(pin);
aravindsv 0:ba7650f404af 75
aravindsv 0:ba7650f404af 76 GPIO_TypeDef *gpio;
aravindsv 0:ba7650f404af 77
aravindsv 0:ba7650f404af 78 // Configure Alternate Function
aravindsv 0:ba7650f404af 79 // Warning: Must be done before the GPIO is initialized
aravindsv 0:ba7650f404af 80 switch (afnum) {
aravindsv 0:ba7650f404af 81 case 0:
aravindsv 0:ba7650f404af 82 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF0);
aravindsv 0:ba7650f404af 83 break;
aravindsv 0:ba7650f404af 84 case 1:
aravindsv 0:ba7650f404af 85 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF1);
aravindsv 0:ba7650f404af 86 break;
aravindsv 0:ba7650f404af 87 case 2:
aravindsv 0:ba7650f404af 88 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF2);
aravindsv 0:ba7650f404af 89 break;
aravindsv 0:ba7650f404af 90 case 3:
aravindsv 0:ba7650f404af 91 HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF3);
aravindsv 0:ba7650f404af 92 break;
aravindsv 0:ba7650f404af 93 default:
aravindsv 0:ba7650f404af 94 break;
aravindsv 0:ba7650f404af 95 }
aravindsv 0:ba7650f404af 96
aravindsv 0:ba7650f404af 97 if(mode == WIZ_MODE_AF)
aravindsv 0:ba7650f404af 98 return;
aravindsv 0:ba7650f404af 99
aravindsv 0:ba7650f404af 100 // Configure GPIO
aravindsv 0:ba7650f404af 101 gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num);
aravindsv 0:ba7650f404af 102
aravindsv 0:ba7650f404af 103 GPIO_InitTypeDef GPIO_InitStructure;
aravindsv 0:ba7650f404af 104 GPIO_InitStructure.GPIO_Pin = pin_index;
aravindsv 0:ba7650f404af 105 GPIO_InitStructure.GPIO_Mode = (GPIOMode_TypeDef)mode;
aravindsv 0:ba7650f404af 106 GPIO_InitStructure.GPIO_Pad = (GPIOPad_TypeDef)pupd;
aravindsv 0:ba7650f404af 107 HAL_GPIO_Init(gpio, &GPIO_InitStructure);
aravindsv 0:ba7650f404af 108 }
aravindsv 0:ba7650f404af 109
aravindsv 0:ba7650f404af 110 /**
aravindsv 0:ba7650f404af 111 * Configure pin pull-up/pull-down
aravindsv 0:ba7650f404af 112 */
aravindsv 0:ba7650f404af 113 void pin_mode(PinName pin, PinMode pupd)
aravindsv 0:ba7650f404af 114 {
aravindsv 0:ba7650f404af 115 MBED_ASSERT(pin != (PinName)NC);
aravindsv 0:ba7650f404af 116
aravindsv 0:ba7650f404af 117 uint32_t port_num = WIZ_PORT(pin);
aravindsv 0:ba7650f404af 118 uint32_t pin_num = WIZ_PIN_NUM(pin);
aravindsv 0:ba7650f404af 119
aravindsv 0:ba7650f404af 120 switch(port_num) {
aravindsv 0:ba7650f404af 121 case PortA:
aravindsv 0:ba7650f404af 122 PA_PCR->Port[pin_num] |= pupd;
aravindsv 0:ba7650f404af 123 break;
aravindsv 0:ba7650f404af 124 case PortB:
aravindsv 0:ba7650f404af 125 PB_PCR->Port[pin_num] |= pupd;
aravindsv 0:ba7650f404af 126 break;
aravindsv 0:ba7650f404af 127 case PortC:
aravindsv 0:ba7650f404af 128 PC_PCR->Port[pin_num] |= pupd;
aravindsv 0:ba7650f404af 129 break;
aravindsv 0:ba7650f404af 130 case PortD:
aravindsv 0:ba7650f404af 131 PD_PCR->Port[pin_num] |= pupd;
aravindsv 0:ba7650f404af 132 break;
aravindsv 0:ba7650f404af 133 default:
aravindsv 0:ba7650f404af 134 error("Pinmap error: wrong port number.");
aravindsv 0:ba7650f404af 135 return;
aravindsv 0:ba7650f404af 136 }
aravindsv 0:ba7650f404af 137 }