292 lines
9.0 KiB
C
292 lines
9.0 KiB
C
/************************************************************************************
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* arch/arm/src/sama5/sam_ethernet.h
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*
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* Copyright (C) 2013-2014 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* 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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************************************************************************************/
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#ifndef __ARCH_ARM_SRC_SAMA5_SAM_ETHERNET_H
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#define __ARCH_ARM_SRC_SAMA5_SAM_ETHERNET_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#include "chip.h"
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#include "chip/sam_emac.h"
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#include "chip/sam_gmac.h"
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* Definitions for use with sam_phy_boardinitialize */
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#if defined(CONFIG_SAMA5_HAVE_EMACA)
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# define GMAC_INTF 0
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# define EMAC_INTF 1
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#elif defined(CONFIG_SAMA5_HAVE_EMACB)
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# define EMAC0_INTF 0
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# define EMAC1_INTF 1
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#endif
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/* Which is ETH0 and which is ETH1? */
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#ifndef CONFIG_SAMA5_GMAC
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# undef CONFIG_SAMA5_GMAC_ISETH0
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#endif
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#ifndef CONFIG_SAMA5_EMACA
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# undef CONFIG_SAMA5_EMAC_ISETH0
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#endif
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#ifndef CONFIG_SAMA5_EMACB
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# undef CONFIG_SAMA5_EMAC0_ISETH0
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# undef CONFIG_SAMA5_EMAC1_ISETH0
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#endif
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#if defined(CONFIG_SAMA5_GMAC_ISETH0) && defined(CONFIG_SAMA5_EMAC_ISETH0)
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# error GMAC and EMAC cannot both be ETH0
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#endif
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#if defined(CONFIG_SAMA5_EMAC0_ISETH0) && defined(CONFIG_SAMA5_EMAC1_ISETH0)
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# error EMAC0 and EMAC2 cannot both be ETH0
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#endif
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#if defined(CONFIG_SAMA5_GMAC_ISETH0)
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# if defined(CONFIG_ETH0_PHY_DM9161)
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# define SAMA5_GMAC_PHY_DM9161 1
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# elif defined(CONFIG_ETH0_PHY_LAN8700)
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# define SAMA5_GMAC_PHY_LAN8700 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8051)
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# define SAMA5_GMAC_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ90x1)
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# define SAMA5_GMAC_PHY_KSZ90x1 1
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# else
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# error ETH0 PHY unrecognized
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# endif
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#elif defined(CONFIG_SAMA5_GMAC)
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# if defined(CONFIG_ETH1_PHY_DM9161)
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# define SAMA5_GMAC_PHY_DM9161 1
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# elif defined(CONFIG_ETH1_PHY_LAN8700)
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# define SAMA5_GMAC_PHY_LAN8700 1
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# elif defined(CONFIG_ETH1_PHY_KSZ8051)
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# define SAMA5_GMAC_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH1_PHY_KSZ90x1)
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# define SAMA5_GMAC_PHY_KSZ90x1 1
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# else
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# error ETH1 PHY unrecognized
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# endif
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#endif
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#if defined(CONFIG_SAMA5_EMAC_ISETH0)
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# if defined(CONFIG_ETH0_PHY_DM9161)
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# define SAMA5_EMAC_PHY_DM9161 1
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# elif defined(CONFIG_ETH0_PHY_LAN8700)
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# define SAMA5_EMAC_PHY_LAN8700 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8051)
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# define SAMA5_EMAC_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8081)
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# define SAMA5_EMAC_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH0_PHY_KSZ90x1)
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# define SAMA5_EMAC_PHY_KSZ90x1 1
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# else
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# error ETH0 PHY unrecognized
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# endif
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#elif defined(CONFIG_SAMA5_EMACA)
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# if defined(CONFIG_ETH1_PHY_DM9161)
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# define SAMA5_EMAC_PHY_DM9161 1
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# elif defined(CONFIG_ETH1_PHY_LAN8700)
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# define SAMA5_EMAC_PHY_LAN8700 1
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# elif defined(CONFIG_ETH1_PHY_KSZ8051)
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# define SAMA5_EMAC_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH1_PHY_KSZ8081)
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# define SAMA5_EMAC_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH1_PHY_KSZ90x1)
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# define SAMA5_EMAC_PHY_KSZ90x1 1
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# else
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# error ETH1 PHY unrecognized
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# endif
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#endif
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#if defined(CONFIG_SAMA5_EMAC0_ISETH0)
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# if defined(CONFIG_ETH0_PHY_DM9161)
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# define SAMA5_EMAC0_PHY_DM9161 1
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# elif defined(CONFIG_ETH0_PHY_LAN8700)
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# define SAMA5_EMAC0_PHY_LAN8700 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8051)
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# define SAMA5_EMAC0_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8081)
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# define SAMA5_EMAC0_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH0_PHY_KSZ90x1)
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# define SAMA5_EMAC0_PHY_KSZ90x1 1
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# else
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# error ETH0 PHY unrecognized
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# endif
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#elif defined(CONFIG_SAMA5_EMAC0)
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# if defined(CONFIG_ETH1_PHY_DM9161)
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# define SAMA5_EMAC0_PHY_DM9161 1
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# elif defined(CONFIG_ETH1_PHY_LAN8700)
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# define SAMA5_EMAC0_PHY_LAN8700 1
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# elif defined(CONFIG_ETH1_PHY_KSZ8051)
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# define SAMA5_EMAC0_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8081)
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# define SAMA5_EMAC0_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH1_PHY_KSZ90x1)
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# define SAMA5_EMAC0_PHY_KSZ90x1 1
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# else
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# error ETH1 PHY unrecognized
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# endif
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#endif
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#if defined(CONFIG_SAMA5_EMAC1_ISETH0)
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# if defined(CONFIG_ETH0_PHY_DM9161)
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# define SAMA5_EMAC1_PHY_DM9161 1
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# elif defined(CONFIG_ETH0_PHY_LAN8700)
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# define SAMA5_EMAC1_PHY_LAN8700 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8051)
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# define SAMA5_EMAC1_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8081)
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# define SAMA5_EMAC1_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH0_PHY_KSZ90x1)
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# define SAMA5_EMAC1_PHY_KSZ90x1 1
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# else
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# error ETH0 PHY unrecognized
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# endif
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#elif defined(CONFIG_SAMA5_EMAC1)
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# if defined(CONFIG_ETH1_PHY_DM9161)
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# define SAMA5_EMAC1_PHY_DM9161 1
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# elif defined(CONFIG_ETH1_PHY_LAN8700)
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# define SAMA5_EMAC1_PHY_LAN8700 1
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# elif defined(CONFIG_ETH1_PHY_KSZ8051)
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# define SAMA5_EMAC1_PHY_KSZ8051 1
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# elif defined(CONFIG_ETH0_PHY_KSZ8081)
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# define SAMA5_EMAC1_PHY_KSZ8081 1
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# elif defined(CONFIG_ETH1_PHY_KSZ90x1)
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# define SAMA5_EMAC1_PHY_KSZ90x1 1
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# else
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# error ETH1 PHY unrecognized
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# endif
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#endif
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/************************************************************************************
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* Public Functions
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************************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Function: sam_gmac_initialize
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*
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* Description:
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* Initialize the GMAC driver.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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* Assumptions:
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* Called very early in the initialization sequence.
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*
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****************************************************************************/
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#ifdef CONFIG_SAMA5_GMAC
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int sam_gmac_initialize(void);
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#endif
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/****************************************************************************
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* Function: sam_emac_initialize
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*
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* Description:
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* Initialize the EMAC driver.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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* Assumptions:
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* Called very early in the initialization sequence.
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*
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****************************************************************************/
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#if defined(CONFIG_SAMA5_EMACA)
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int sam_emac_initialize(void);
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#elif defined(CONFIG_SAMA5_EMACB)
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int sam_emac_initialize(int intf);
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#endif
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/************************************************************************************
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* Function: sam_phy_boardinitialize
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*
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* Description:
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* Some boards require specialized initialization of the PHY before it can be used.
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* This may include such things as configuring GPIOs, resetting the PHY, etc. If
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* CONFIG_SAMA5_PHYINIT is defined in the configuration then the board specific
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* logic must provide sam_phyinitialize(); The SAMA5 Ethernet driver will call
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* this function one time before it first uses the PHY.
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*
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* Parameters:
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* intf - Always zero for now.
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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* Assumptions:
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*
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************************************************************************************/
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#ifdef CONFIG_SAMA5_PHYINIT
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int sam_phy_boardinitialize(int intf);
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#endif
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __ARCH_ARM_SRC_SAMA5_SAM_ETHERNET_H */
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