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 struct mv643xx_eth_shared_platform_data {
  19         struct mbus_dram_target_info    *dram;
  20         struct platform_device  *shared_smi;
  21         /*
  22          * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default
  23          * limit of 9KiB will be used.
  24          */
  25         int                     tx_csum_limit;
  26 };
  27
  28 #define MV643XX_ETH_PHY_ADDR_DEFAULT    0
  29 #define MV643XX_ETH_PHY_ADDR(x)         (0x80 | (x))
  30 #define MV643XX_ETH_PHY_NONE            0xff
  31
  32 struct mv643xx_eth_platform_data {
  33         /*
  34          * Pointer back to our parent instance, and our port number.
  35          */
  36         struct platform_device  *shared;
  37         int                     port_number;
  38
  39         /*
  40          * Whether a PHY is present, and if yes, at which address.
  41          */
  42         int                     phy_addr;
  43
  44         /*
  45          * Use this MAC address if it is valid, overriding the
  46          * address that is already in the hardware.
  47          */
  48         u8                      mac_addr[6];
  49
  50         /*
  51          * If speed is 0, autonegotiation is enabled.
  52          *   Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000.
  53          *   Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL.
  54          */
  55         int                     speed;
  56         int                     duplex;
  57
  58         /*
  59          * How many RX/TX queues to use.
  60          */
  61         int                     rx_queue_count;
  62         int                     tx_queue_count;
  63
  64         /*
  65          * Override default RX/TX queue sizes if nonzero.
  66          */
  67         int                     rx_queue_size;
  68         int                     tx_queue_size;
  69
  70         /*
  71          * Use on-chip SRAM for RX/TX descriptors if size is nonzero
  72          * and sufficient to contain all descriptors for the requested
  73          * ring sizes.
  74          */
  75         unsigned long           rx_sram_addr;
  76         int                     rx_sram_size;
  77         unsigned long           tx_sram_addr;
  78         int                     tx_sram_size;
  79 };
  80
  81
  82 #endif