Add fs_enet ethernet network driver, for several embedded platforms.

1 files changed, 136 insertions, 0 deletions

diff --git a/include/linux/fs_enet_pd.h b/include/linux/fs_enet_pd.h
new file mode 100644
index 000000000000..bef23bbf8690
--- /dev/null
+++ b/include/linux/fs_enet_pd.h
@@ -0,0 +1,136 @@
+/*
+ * Platform information definitions for the
+ * universal Freescale Ethernet driver.
+ *
+ * Copyright (c) 2003 Intracom S.A. 
+ *  by Pantelis Antoniou <panto@intracom.gr>
+ *
+ * 2005 (c) MontaVista Software, Inc. 
+ * Vitaly Bordug <vbordug@ru.mvista.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License 
+ * version 2. This program is licensed "as is" without any warranty of any 
+ * kind, whether express or implied.
+ */
+
+#ifndef FS_ENET_PD_H
+#define FS_ENET_PD_H
+
+#include <linux/version.h>
+#include <asm/types.h>
+
+#define FS_ENET_NAME    "fs_enet"
+
+enum fs_id {
+        fsid_fec1,
+        fsid_fec2,
+        fsid_fcc1,
+        fsid_fcc2,
+        fsid_fcc3,
+        fsid_scc1,
+        fsid_scc2,
+        fsid_scc3,
+        fsid_scc4,
+};
+
+#define FS_MAX_INDEX    9
+
+static inline int fs_get_fec_index(enum fs_id id)
+{
+        if (id >= fsid_fec1 && id <= fsid_fec2)
+                return id - fsid_fec1;
+        return -1;
+}
+
+static inline int fs_get_fcc_index(enum fs_id id)
+{
+        if (id >= fsid_fcc1 && id <= fsid_fcc3)
+                return id - fsid_fcc1;
+        return -1;
+}
+
+static inline int fs_get_scc_index(enum fs_id id)
+{
+        if (id >= fsid_scc1 && id <= fsid_scc4)
+                return id - fsid_scc1;
+        return -1;
+}
+
+enum fs_mii_method {
+        fsmii_fixed,
+        fsmii_fec,
+        fsmii_bitbang,
+};
+
+enum fs_ioport {
+        fsiop_porta,
+        fsiop_portb,
+        fsiop_portc,
+        fsiop_portd,
+        fsiop_porte,
+};
+
+struct fs_mii_bus_info {
+        int method;             /* mii method                  */
+        int id;                 /* the id of the mii_bus       */
+        int disable_aneg;       /* if the controller needs to negothiate speed & duplex */
+        int lpa;                /* the default board-specific vallues will be applied otherwise */
+
+        union {
+                struct {
+                        int duplex;
+                        int speed;
+                } fixed;
+
+                struct {
+                        /* nothing */
+                } fec;
+                
+                struct {
+                        /* nothing */
+                } scc;
+
+                struct {
+                        int mdio_port;  /* port & bit for MDIO */
+                        int mdio_bit;
+                        int mdc_port;   /* port & bit for MDC  */
+                        int mdc_bit;
+                        int delay;      /* delay in us         */
+                } bitbang;
+        } i;
+};
+
+struct fs_platform_info {
+        
+        void(*init_ioports)(void);
+        /* device specific information */
+        int fs_no;              /* controller index            */
+
+        u32 cp_page;            /* CPM page */
+        u32 cp_block;           /* CPM sblock */
+        
+        u32 clk_trx;            /* some stuff for pins & mux configuration*/
+        u32 clk_route;
+        u32 clk_mask;
+        
+        u32 mem_offset;
+        u32 dpram_offset;
+        u32 fcc_regs_c;
+        
+        u32 device_flags;
+
+        int phy_addr;           /* the phy address (-1 no phy) */
+        int phy_irq;            /* the phy irq (if it exists)  */
+
+        const struct fs_mii_bus_info *bus_info;
+
+        int rx_ring, tx_ring;   /* number of buffers on rx     */
+        __u8 macaddr[6];        /* mac address                 */
+        int rx_copybreak;       /* limit we copy small frames  */
+        int use_napi;           /* use NAPI                    */
+        int napi_weight;        /* NAPI weight                 */
+
+        int use_rmii;           /* use RMII mode               */
+};
+
+#endif