ppc4xx: Add Io64 board support

Board support for the Guntermann & Drunck Io64.

Signed-off-by: Dirk Eibach <eibach@gdsys.de>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/board/gdsys/common/Makefile b/board/gdsys/common/Makefile
index 2868cc8..05dd65d 100644
--- a/board/gdsys/common/Makefile
+++ b/board/gdsys/common/Makefile
@@ -30,6 +30,7 @@
 LIB	= $(obj)lib$(VENDOR).o
 
 COBJS-$(CONFIG_IO) += miiphybb.o
+COBJS-$(CONFIG_IO64) += miiphybb.o
 COBJS-$(CONFIG_IOCON) += osd.o
 COBJS-$(CONFIG_DLVISION_10G) += osd.o
 
diff --git a/board/gdsys/common/miiphybb.c b/board/gdsys/common/miiphybb.c
index e56e966..46f1a1e 100644
--- a/board/gdsys/common/miiphybb.c
+++ b/board/gdsys/common/miiphybb.c
@@ -26,6 +26,11 @@
 
 #include <asm/io.h>
 
+struct io_bb_pinset {
+	int mdio;
+	int mdc;
+};
+
 static int io_bb_mii_init(struct bb_miiphy_bus *bus)
 {
 	return 0;
@@ -33,47 +38,57 @@
 
 static int io_bb_mdio_active(struct bb_miiphy_bus *bus)
 {
+	struct io_bb_pinset *pins = bus->priv;
+
 	out_be32((void *)GPIO0_TCR,
-		in_be32((void *)GPIO0_TCR) | CONFIG_SYS_MDIO_PIN);
+		in_be32((void *)GPIO0_TCR) | pins->mdio);
 
 	return 0;
 }
 
 static int io_bb_mdio_tristate(struct bb_miiphy_bus *bus)
 {
+	struct io_bb_pinset *pins = bus->priv;
+
 	out_be32((void *)GPIO0_TCR,
-		in_be32((void *)GPIO0_TCR) & ~CONFIG_SYS_MDIO_PIN);
+		in_be32((void *)GPIO0_TCR) & ~pins->mdio);
 
 	return 0;
 }
 
 static int io_bb_set_mdio(struct bb_miiphy_bus *bus, int v)
 {
+	struct io_bb_pinset *pins = bus->priv;
+
 	if (v)
 		out_be32((void *)GPIO0_OR,
-			in_be32((void *)GPIO0_OR) | CONFIG_SYS_MDIO_PIN);
+			in_be32((void *)GPIO0_OR) | pins->mdio);
 	else
 		out_be32((void *)GPIO0_OR,
-			in_be32((void *)GPIO0_OR) & ~CONFIG_SYS_MDIO_PIN);
+			in_be32((void *)GPIO0_OR) & ~pins->mdio);
 
 	return 0;
 }
 
 static int io_bb_get_mdio(struct bb_miiphy_bus *bus, int *v)
 {
-	*v = ((in_be32((void *)GPIO0_IR) & CONFIG_SYS_MDIO_PIN) != 0);
+	struct io_bb_pinset *pins = bus->priv;
+
+	*v = ((in_be32((void *)GPIO0_IR) & pins->mdio) != 0);
 
 	return 0;
 }
 
 static int io_bb_set_mdc(struct bb_miiphy_bus *bus, int v)
 {
+	struct io_bb_pinset *pins = bus->priv;
+
 	if (v)
 		out_be32((void *)GPIO0_OR,
-			in_be32((void *)GPIO0_OR) | CONFIG_SYS_MDC_PIN);
+			in_be32((void *)GPIO0_OR) | pins->mdc);
 	else
 		out_be32((void *)GPIO0_OR,
-			in_be32((void *)GPIO0_OR) & ~CONFIG_SYS_MDC_PIN);
+			in_be32((void *)GPIO0_OR) & ~pins->mdc);
 
 	return 0;
 }
@@ -85,6 +100,19 @@
 	return 0;
 }
 
+struct io_bb_pinset io_bb_pinsets[] = {
+	{
+		.mdio = CONFIG_SYS_MDIO_PIN,
+		.mdc = CONFIG_SYS_MDC_PIN,
+	},
+#ifdef CONFIG_SYS_GBIT_MII1_BUSNAME
+	{
+		.mdio = CONFIG_SYS_MDIO1_PIN,
+		.mdc = CONFIG_SYS_MDC1_PIN,
+	},
+#endif
+};
+
 struct bb_miiphy_bus bb_miiphy_buses[] = {
 	{
 		.name = CONFIG_SYS_GBIT_MII_BUSNAME,
@@ -95,7 +123,21 @@
 		.get_mdio = io_bb_get_mdio,
 		.set_mdc = io_bb_set_mdc,
 		.delay = io_bb_delay,
-	}
+		.priv = &io_bb_pinsets[0],
+	},
+#ifdef CONFIG_SYS_GBIT_MII1_BUSNAME
+	{
+		.name = CONFIG_SYS_GBIT_MII1_BUSNAME,
+		.init = io_bb_mii_init,
+		.mdio_active = io_bb_mdio_active,
+		.mdio_tristate = io_bb_mdio_tristate,
+		.set_mdio = io_bb_set_mdio,
+		.get_mdio = io_bb_get_mdio,
+		.set_mdc = io_bb_set_mdc,
+		.delay = io_bb_delay,
+		.priv = &io_bb_pinsets[1],
+	},
+#endif
 };
 
 int bb_miiphy_buses_num = sizeof(bb_miiphy_buses) /