include/linux/mv643xx_eth.h

   1 /*
   2  * MV-643XX ethernet platform device data definition file.
   3  */
   4
   5 #ifndef __LINUX_MV643XX_ETH_H
   6 #define __LINUX_MV643XX_ETH_H
   7
   8 #include <linux/mbus.h>
   9
  10 #define MV643XX_ETH_SHARED_NAME         "mv643xx_eth"
  11 #define MV643XX_ETH_NAME                "mv643xx_eth_port"
  12 #define MV643XX_ETH_SHARED_REGS         0x2000
  13 #define MV643XX_ETH_SHARED_REGS_SIZE    0x2000
  14 #define MV643XX_ETH_BAR_4               0x2220
  15 #define MV643XX_ETH_SIZE_REG_4          0x2224
  16 #define MV643XX_ETH_BASE_ADDR_ENABLE_REG        0x2290
  17
  18 #define MV643XX_TX_CSUM_DEFAULT_LIMIT   0
  19
  20 struct mv643xx_eth_shared_platform_data {
  21         struct mbus_dram_target_info    *dram;
  22         /*
  23          * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default
  24          * limit of 9KiB will be used.
  25          */
  26         int                     tx_csum_limit;
  27 };
  28
  29 #define MV643XX_ETH_PHY_ADDR_DEFAULT    0
  30 #define MV643XX_ETH_PHY_ADDR(x)         (0x80 | (x))
  31 #define MV643XX_ETH_PHY_NONE            0xff
  32
  33 struct mv643xx_eth_platform_data {
  34         /*
  35          * Pointer back to our parent instance, and our port number.
  36          */
  37         struct platform_device  *shared;
  38         int                     port_number;
  39
  40         /*
  41          * Whether a PHY is present, and if yes, at which address.
  42          */
  43         int                     phy_addr;
  44
  45         /*
  46          * Use this MAC address if it is valid, overriding the
  47          * address that is already in the hardware.
  48          */
  49         u8                      mac_addr[6];
  50
  51         /*
  52          * If speed is 0, autonegotiation is enabled.
  53          *   Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000.
  54          *   Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL.
  55          */
  56         int                     speed;
  57         int                     duplex;
  58
  59         /*
  60          * How many RX/TX queues to use.
  61          */
  62         int                     rx_queue_count;
  63         int                     tx_queue_count;
  64
  65         /*
  66          * Override default RX/TX queue sizes if nonzero.
  67          */
  68         int                     rx_queue_size;
  69         int                     tx_queue_size;
  70
  71         /*
  72          * Use on-chip SRAM for RX/TX descriptors if size is nonzero
  73          * and sufficient to contain all descriptors for the requested
  74          * ring sizes.
  75          */
  76         unsigned long           rx_sram_addr;
  77         int                     rx_sram_size;
  78         unsigned long           tx_sram_addr;
  79         int                     tx_sram_size;
  80 };
  81
  82
  83 #endif