112 lines
3.9 KiB
C
Executable File
112 lines
3.9 KiB
C
Executable File
/**
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* \file halPhy.h
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*
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* \brief ATSAMD21 PHY interface
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*
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* Copyright (C) 2012-2014, Atmel Corporation. All rights reserved.
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*
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* \asf_license_start
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The name of Atmel may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* 4. This software may only be redistributed and used in connection with an
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* Atmel microcontroller product.
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*
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* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* \asf_license_stop
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*
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* Modification and other use of this code is subject to Atmel's Limited
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* License Agreement (license.txt).
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*
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* $Id: halPhy.h 9267 2014-03-18 21:46:19Z ataradov $
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*
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*/
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#ifndef _HAL_PHY_H_
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#define _HAL_PHY_H_
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/*- Includes ---------------------------------------------------------------*/
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#include <stdint.h>
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#include "hal.h"
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#include "halGpio.h"
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/*- Definitions ------------------------------------------------------------*/
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#if defined(PLATFORM_XPLAINED_PRO_SAMR21)
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// ATSAMR21xxx internal connection to the AT86RF233
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HAL_GPIO_PIN(PHY_RST, B, 15);
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HAL_GPIO_PIN(PHY_IRQ, B, 0);
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HAL_GPIO_PIN(PHY_SLP_TR, A, 20);
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HAL_GPIO_PIN(PHY_CS, B, 31);
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HAL_GPIO_PIN(PHY_MISO, C, 19);
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HAL_GPIO_PIN(PHY_MOSI, B, 30);
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HAL_GPIO_PIN(PHY_SCK, C, 18);
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#endif
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/*- Prototypes -------------------------------------------------------------*/
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uint8_t HAL_PhySpiWriteByte(uint8_t value);
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void HAL_PhyReset(void);
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void halPhyInit(void);
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/*- Implementations --------------------------------------------------------*/
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/*************************************************************************//**
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*****************************************************************************/
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INLINE uint8_t HAL_PhySpiWriteByteInline(uint8_t value)
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{
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SERCOM4->SPI.DATA.reg = value;
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while (!SERCOM4->SPI.INTFLAG.bit.RXC);
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return SERCOM4->SPI.DATA.reg;
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}
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/*************************************************************************//**
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*****************************************************************************/
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INLINE void HAL_PhySpiSelect(void)
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{
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HAL_GPIO_PHY_CS_clr();
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}
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/*************************************************************************//**
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*****************************************************************************/
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INLINE void HAL_PhySpiDeselect(void)
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{
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HAL_GPIO_PHY_CS_set();
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}
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/*************************************************************************//**
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*****************************************************************************/
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INLINE void HAL_PhySlpTrSet(void)
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{
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HAL_GPIO_PHY_SLP_TR_set();
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}
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/*************************************************************************//**
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*****************************************************************************/
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INLINE void HAL_PhySlpTrClear(void)
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{
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HAL_GPIO_PHY_SLP_TR_clr();
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}
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#endif // _HAL_PHY_H_
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