include/linux/fs_enet_pd.h

   1 /*
   2  * Platform information definitions for the
   3  * universal Freescale Ethernet driver.
   4  *
   5  * Copyright (c) 2003 Intracom S.A.
   6  *  by Pantelis Antoniou <panto@intracom.gr>
   7  *
   8  * 2005 (c) MontaVista Software, Inc.
   9  * Vitaly Bordug <vbordug@ru.mvista.com>
  10  *
  11  * This file is licensed under the terms of the GNU General Public License
  12  * version 2. This program is licensed "as is" without any warranty of any
  13  * kind, whether express or implied.
  14  */
  15
  16 #ifndef FS_ENET_PD_H
  17 #define FS_ENET_PD_H
  18
  19 #include <linux/string.h>
  20 #include <linux/of_mdio.h>
  21 #include <asm/types.h>
  22
  23 #define FS_ENET_NAME    "fs_enet"
  24
  25 enum fs_id {
  26         fsid_fec1,
  27         fsid_fec2,
  28         fsid_fcc1,
  29         fsid_fcc2,
  30         fsid_fcc3,
  31         fsid_scc1,
  32         fsid_scc2,
  33         fsid_scc3,
  34         fsid_scc4,
  35 };
  36
  37 #define FS_MAX_INDEX    9
  38
  39 static inline int fs_get_fec_index(enum fs_id id)
  40 {
  41         if (id >= fsid_fec1 && id <= fsid_fec2)
  42                 return id - fsid_fec1;
  43         return -1;
  44 }
  45
  46 static inline int fs_get_fcc_index(enum fs_id id)
  47 {
  48         if (id >= fsid_fcc1 && id <= fsid_fcc3)
  49                 return id - fsid_fcc1;
  50         return -1;
  51 }
  52
  53 static inline int fs_get_scc_index(enum fs_id id)
  54 {
  55         if (id >= fsid_scc1 && id <= fsid_scc4)
  56                 return id - fsid_scc1;
  57         return -1;
  58 }
  59
  60 static inline int fs_fec_index2id(int index)
  61 {
  62         int id = fsid_fec1 + index - 1;
  63         if (id >= fsid_fec1 && id <= fsid_fec2)
  64                 return id;
  65         return FS_MAX_INDEX;
  66                 }
  67
  68 static inline int fs_fcc_index2id(int index)
  69 {
  70         int id = fsid_fcc1 + index - 1;
  71         if (id >= fsid_fcc1 && id <= fsid_fcc3)
  72                 return id;
  73         return FS_MAX_INDEX;
  74 }
  75
  76 static inline int fs_scc_index2id(int index)
  77 {
  78         int id = fsid_scc1 + index - 1;
  79         if (id >= fsid_scc1 && id <= fsid_scc4)
  80                 return id;
  81         return FS_MAX_INDEX;
  82 }
  83
  84 enum fs_mii_method {
  85         fsmii_fixed,
  86         fsmii_fec,
  87         fsmii_bitbang,
  88 };
  89
  90 enum fs_ioport {
  91         fsiop_porta,
  92         fsiop_portb,
  93         fsiop_portc,
  94         fsiop_portd,
  95         fsiop_porte,
  96 };
  97
  98 struct fs_mii_bit {
  99         u32 offset;
 100         u8 bit;
 101         u8 polarity;
 102 };
 103 struct fs_mii_bb_platform_info {
 104         struct fs_mii_bit       mdio_dir;
 105         struct fs_mii_bit       mdio_dat;
 106         struct fs_mii_bit       mdc_dat;
 107         int delay;      /* delay in us         */
 108         int irq[32];    /* irqs per phy's */
 109 };
 110
 111 struct fs_platform_info {
 112
 113         void(*init_ioports)(struct fs_platform_info *);
 114         /* device specific information */
 115         int fs_no;              /* controller index            */
 116         char fs_type[4];        /* controller type             */
 117
 118         u32 cp_page;            /* CPM page */
 119         u32 cp_block;           /* CPM sblock */
 120         u32 cp_command;         /* CPM page/sblock/mcn */
 121
 122         u32 clk_trx;            /* some stuff for pins & mux configuration*/
 123         u32 clk_rx;
 124         u32 clk_tx;
 125         u32 clk_route;
 126         u32 clk_mask;
 127
 128         u32 mem_offset;
 129         u32 dpram_offset;
 130         u32 fcc_regs_c;
 131
 132         u32 device_flags;
 133
 134         struct device_node *phy_node;
 135         const struct fs_mii_bus_info *bus_info;
 136
 137         int rx_ring, tx_ring;   /* number of buffers on rx     */
 138         __u8 macaddr[6];        /* mac address                 */
 139         int rx_copybreak;       /* limit we copy small frames  */
 140         int use_napi;           /* use NAPI                    */
 141         int napi_weight;        /* NAPI weight                 */
 142
 143         int use_rmii;           /* use RMII mode               */
 144         int has_phy;            /* if the network is phy container as well...*/
 145 };
 146 struct fs_mii_fec_platform_info {
 147         u32 irq[32];
 148         u32 mii_speed;
 149 };
 150
 151 static inline int fs_get_id(struct fs_platform_info *fpi)
 152 {
 153         if(strstr(fpi->fs_type, "SCC"))
 154                 return fs_scc_index2id(fpi->fs_no);
 155         if(strstr(fpi->fs_type, "FCC"))
 156                 return fs_fcc_index2id(fpi->fs_no);
 157         if(strstr(fpi->fs_type, "FEC"))
 158                 return fs_fec_index2id(fpi->fs_no);
 159         return fpi->fs_no;
 160 }
 161
 162 #endif