53 lines
965 B
C
53 lines
965 B
C
/*
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* Copyright (c) 2021-2022 Amlogic, Inc. All rights reserved.
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef _ETH_PHY_H__
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#define _ETH_PHY_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include <common.h>
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#if defined(CONFIG_ETHERNET_CFG)
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#include <eth_cfg.h>
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#endif /* CONFIG_ETHERNET_CFG */
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if !defined(ETH_PHY_ADDR)
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#if defined(CONFIG_ETHERNET_INTERNAL_PHY)
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#define ETH_PHY_ADDR 0x08
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#elif defined(CONFIG_ETHERNET_EXTERNAL_PHY)
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#define ETH_PHY_ADDR 0x01
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#endif
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#endif
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/* Basic Control Register */
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#define EPHY_BMCR 0x00
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#define EPHY_BMCR_RESET BIT(15)
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#define EPHY_BMCR_PDOWN BIT(11)
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/* Basic Status Register */
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#define EPHY_BMSR 0x01
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#define EPHY_BMSR_LSTATUS BIT(2)
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/* PHY Identifier */
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#define EPHY_ID1 0x02
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#define EPHY_ID2 0x03
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int xPhyReadId(uint32_t *phyId);
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int xPhyReadLinkStatus(bool *status);
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void vPhyInit(void);
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void vPhyDeinit(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ETH_PHY_H__ */
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