1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Copyright 2014-2017 Broadcom.
4 */
5
6#ifndef _BCM_SF2_ETH_H_
7#define _BCM_SF2_ETH_H_
8
9#include <phy.h>
10
11#define RX_BUF_SIZE	2048
12/* RX_BUF_NUM must be power of 2 */
13#define RX_BUF_NUM	32
14
15#define TX_BUF_SIZE	2048
16/* TX_BUF_NUM must be power of 2 */
17#define TX_BUF_NUM	2
18
19/* Support 2 Ethernet ports now */
20#define BCM_ETH_MAX_PORT_NUM	2
21
22enum {
23	MAC_DMA_TX = 1,
24	MAC_DMA_RX = 2
25};
26
27struct eth_dma {
28	void *tx_desc_aligned;
29	void *rx_desc_aligned;
30
31	uint8_t *tx_buf;
32	uint8_t *rx_buf;
33
34	int cur_tx_index;
35	int cur_rx_index;
36
37	int (*tx_packet)(struct eth_dma *dma, void *packet, int length);
38	bool (*check_tx_done)(struct eth_dma *dma);
39
40	int (*check_rx_done)(struct eth_dma *dma, uint8_t *buf);
41
42	int (*enable_dma)(struct eth_dma *dma, int dir);
43	int (*disable_dma)(struct eth_dma *dma, int dir);
44};
45
46struct eth_info {
47	struct eth_dma dma;
48	phy_interface_t phy_interface;
49	struct phy_device *port[BCM_ETH_MAX_PORT_NUM];
50	int port_num;
51
52	int (*miiphy_read)(struct mii_dev *bus, int phyaddr, int devad,
53			   int reg);
54	int (*miiphy_write)(struct mii_dev *bus, int phyaddr, int devad,
55			    int reg, u16 value);
56
57	int (*mac_init)(struct eth_device *dev);
58	int (*enable_mac)(void);
59	int (*disable_mac)(void);
60	int (*set_mac_addr)(unsigned char *mac);
61	int (*set_mac_speed)(int speed, int duplex);
62
63};
64
65#endif /* _BCM_SF2_ETH_H_ */
66