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Diff: targets/hal/TARGET_WIZNET/TARGET_W7500x/pinmap.c
- Revision:
- 0:9b334a45a8ff
- Child:
- 144:ef7eb2e8f9f7
diff -r 000000000000 -r 9b334a45a8ff targets/hal/TARGET_WIZNET/TARGET_W7500x/pinmap.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/hal/TARGET_WIZNET/TARGET_W7500x/pinmap.c Thu Oct 01 15:25:22 2015 +0300 @@ -0,0 +1,137 @@ +/* mbed Microcontroller Library + ******************************************************************************* + * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. Neither the name of ARM Limited nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + ******************************************************************************* + */ + +#include "mbed_assert.h" +#include "pinmap.h" +#include "PortNames.h" +#include "mbed_error.h" +#include "W7500x.h" +#include "W7500x_gpio.h" + + +uint32_t Get_GPIO_BaseAddress(uint32_t port_idx) +{ + uint32_t gpio_add = 0; + switch(port_idx) { + case PortA: + gpio_add = GPIOA_BASE; + break; + case PortB: + gpio_add = GPIOB_BASE; + break; + case PortC: + gpio_add = GPIOC_BASE; + break; + case PortD: + gpio_add = GPIOD_BASE; + break; + default: + error("Pinmap error: wrong port number."); + break; + } + return gpio_add; +} + +/** + * Configure pin (input, output, alternate function or analog) + output speed + AF + */ + +void pin_function(PinName pin, int data) { + MBED_ASSERT(pin != (PinName)NC); + // Get the pin informations + uint32_t mode = WIZ_PIN_MODE(data); + uint32_t pupd = WIZ_PIN_PUPD(data); + uint32_t afnum = WIZ_PIN_AFNUM(data); + + uint32_t port_num = WIZ_PORT(pin); + uint32_t pin_index = WIZ_PIN_INDEX(pin); + + GPIO_TypeDef *gpio; + + // Configure Alternate Function + // Warning: Must be done before the GPIO is initialized + switch (afnum) { + case 0: + HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF0); + break; + case 1: + HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF1); + break; + case 2: + HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF2); + break; + case 3: + HAL_PAD_AFConfig((PAD_Type)port_num, (uint16_t)pin_index, (PAD_AF_TypeDef)Px_AFSR_AF3); + break; + default: + break; + } + + if(mode == WIZ_MODE_AF) + return; + + // Configure GPIO + gpio = (GPIO_TypeDef *)Get_GPIO_BaseAddress(port_num); + + GPIO_InitTypeDef GPIO_InitStructure; + GPIO_InitStructure.GPIO_Pin = pin_index; + GPIO_InitStructure.GPIO_Mode = (GPIOMode_TypeDef)mode; + GPIO_InitStructure.GPIO_Pad = (GPIOPad_TypeDef)pupd; + HAL_GPIO_Init(gpio, &GPIO_InitStructure); +} + +/** + * Configure pin pull-up/pull-down + */ +void pin_mode(PinName pin, PinMode pupd) +{ + MBED_ASSERT(pin != (PinName)NC); + + uint32_t port_num = WIZ_PORT(pin); + uint32_t pin_num = WIZ_PIN_NUM(pin); + + switch(port_num) { + case PortA: + PA_PCR->Port[pin_num] |= pupd; + break; + case PortB: + PB_PCR->Port[pin_num] |= pupd; + break; + case PortC: + PC_PCR->Port[pin_num] |= pupd; + break; + case PortD: + PD_PCR->Port[pin_num] |= pupd; + break; + default: + error("Pinmap error: wrong port number."); + return; + } +}