edminiv2: add ethernet support

Add edminiv2 board support for mv_egiga.
Add edminiv2 config to enable mv_egiga.

Signed-off-by: Albert Aribaud <albert.aribaud@free.fr>
Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>

board/LaCie/edminiv2/edminiv2.c

@@ -27,6 +27,7 @@
 #include <common.h>
 #include <miiphy.h>
 #include <asm/arch/orion5x.h>
+#include "edminiv2.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -90,3 +91,38 @@ int board_init(void)
 
 	return 0;
 }
+
+#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
+/* Configure and enable MV88E1116 PHY */
+void reset_phy(void)
+{
+	u16 reg;
+	u16 devadr;
+	char *name = "egiga0";
+
+	if (miiphy_set_current_dev(name))
+		return;
+
+	/* command to read PHY dev address */
+	if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
+		printf("Err..%s could not read PHY dev address\n",
+			__func__);
+		return;
+	}
+
+	/*
+	 * Enable RGMII delay on Tx and Rx for CPU port
+	 * Ref: sec 4.7.2 of chip datasheet
+	 */
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
+	miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
+	reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
+	miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
+
+	/* reset the phy */
+	miiphy_reset(name, devadr);
+
+	printf("88E1116 Initialized on %s\n", name);
+}
+#endif /* CONFIG_RESET_PHY_R */

board/LaCie/edminiv2/edminiv2.h

@@ -0,0 +1,41 @@
+/*
+ * (C) Copyright 2009
+ * Net Insight <www.netinsight.net>
+ * Written-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
+ *
+ * Based on sheevaplug.h:
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#ifndef __EDMINIV2_BASE_H
+#define __EDMINIV2_BASE_H
+
+/* PHY related */
+#define MV88E1116_LED_FCTRL_REG		10
+#define MV88E1116_CPRSP_CR3_REG		21
+#define MV88E1116_MAC_CTRL_REG		21
+#define MV88E1116_PGADR_REG		22
+#define MV88E1116_RGMII_TXTM_CTRL	(1 << 4)
+#define MV88E1116_RGMII_RXTM_CTRL	(1 << 5)
+
+#endif /* __EDMINIV2_BASE_H */

include/configs/edminiv2.h

@@ -131,12 +131,23 @@
  * Commands configuration - using default command set for now
  */
 #include <config_cmd_default.h>
+
 /*
- * Disabling some default commands for staggered bring-up
+ * Network
  */
-#undef CONFIG_CMD_BOOTD	/* no bootd since no net */
-#undef CONFIG_CMD_NET	/* no net since no eth */
-#undef CONFIG_CMD_NFS	/* no NFS since no net */
+
+#ifdef CONFIG_CMD_NET
+#define CONFIG_MVGBE				/* Enable Marvell GbE Driver */
+#define CONFIG_MVGBE_PORTS	{1}		/* enable port 0 only */
+#define CONFIG_SKIP_LOCAL_MAC_RANDOMIZATION	/* don't randomize MAC */
+#define CONFIG_PHY_BASE_ADR	0x8
+#define CONFIG_RESET_PHY_R	/* use reset_phy() to init mv8831116 PHY */
+#define CONFIG_NETCONSOLE	/* include NetConsole support   */
+#define CONFIG_NET_MULTI	/* specify more that one ports available */
+#define	CONFIG_MII		/* expose smi ove miiphy interface */
+#define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	/* detect link using phy */
+#define CONFIG_ENV_OVERWRITE	/* ethaddr can be reprogrammed */
+#endif
 
 /*
  *  Environment variables configurations