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Jiandong Zheng799e1252014-08-01 20:37:16 -07001/*
2 * Copyright 2014 Broadcom Corporation.
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#ifndef _BCM_SF2_ETH_H_
8#define _BCM_SF2_ETH_H_
9
10#include <phy.h>
11
12#define RX_BUF_SIZE 2048
13/* RX_BUF_NUM must be power of 2 */
14#define RX_BUF_NUM 32
15
16#define TX_BUF_SIZE 2048
17/* TX_BUF_NUM must be power of 2 */
18#define TX_BUF_NUM 2
19
20/* Support 2 Ethernet ports now */
21#define BCM_ETH_MAX_PORT_NUM 2
22
23#define CONFIG_BCM_SF2_ETH_DEFAULT_PORT 0
24
25enum {
26 MAC_DMA_TX = 1,
27 MAC_DMA_RX = 2
28};
29
30struct eth_dma {
31 void *tx_desc_aligned;
32 void *rx_desc_aligned;
33 void *tx_desc;
34 void *rx_desc;
35
36 uint8_t *tx_buf;
37 uint8_t *rx_buf;
38
39 int cur_tx_index;
40 int cur_rx_index;
41
42 int (*tx_packet)(struct eth_dma *dma, void *packet, int length);
43 bool (*check_tx_done)(struct eth_dma *dma);
44
45 int (*check_rx_done)(struct eth_dma *dma, uint8_t *buf);
46
47 int (*enable_dma)(struct eth_dma *dma, int dir);
48 int (*disable_dma)(struct eth_dma *dma, int dir);
49};
50
51struct eth_info {
52 struct eth_dma dma;
53 phy_interface_t phy_interface;
54 struct phy_device *port[BCM_ETH_MAX_PORT_NUM];
55 int port_num;
56
57 int (*miiphy_read)(const char *devname, unsigned char phyaddr,
58 unsigned char reg, unsigned short *value);
59 int (*miiphy_write)(const char *devname, unsigned char phyaddr,
60 unsigned char reg, unsigned short value);
61
62 int (*mac_init)(struct eth_device *dev);
63 int (*enable_mac)(void);
64 int (*disable_mac)(void);
65 int (*set_mac_addr)(unsigned char *mac);
66 int (*set_mac_speed)(int speed, int duplex);
67
68};
69
70#endif /* _BCM_SF2_ETH_H_ */