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 0000000..bef23bb
--- /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