/*
 * Copyright (c) 2021-2022 Amlogic, Inc. All rights reserved.
 *
 * SPDX-License-Identifier: MIT
 */

#ifndef _ETH_PHY_H__
#define _ETH_PHY_H__

#include <stdint.h>
#include <stdbool.h>
#include <common.h>

#if defined(CONFIG_ETHERNET_CFG)
#include <eth_cfg.h>
#endif /* CONFIG_ETHERNET_CFG */

#ifdef __cplusplus
extern "C" {
#endif

#if !defined(ETH_PHY_ADDR)
#if defined(CONFIG_ETHERNET_INTERNAL_PHY)
#define ETH_PHY_ADDR		0x08
#elif defined(CONFIG_ETHERNET_EXTERNAL_PHY)
#define ETH_PHY_ADDR		0x01
#endif
#endif

/* Basic Control Register */
#define EPHY_BMCR		0x00
#define EPHY_BMCR_RESET		BIT(15)
#define EPHY_BMCR_PDOWN		BIT(11)

/* Basic Status Register */
#define EPHY_BMSR		0x01
#define EPHY_BMSR_LSTATUS	BIT(2)

/* PHY Identifier */
#define EPHY_ID1		0x02
#define EPHY_ID2		0x03

int xPhyReadId(uint32_t *phyId);
int xPhyReadLinkStatus(bool *status);
void vPhyInit(void);
void vPhyDeinit(void);

#ifdef __cplusplus
}
#endif

#endif /* _ETH_PHY_H__ */