LXR uboot/drivers/net/bcm-sf2-eth.h

   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