fsl: Freescale TSEC specific initialization.

The fsl_eth_init function maps the TSEC registers (MAC, TBI and
external PHY access registers). It also passes the PHY address and
TBI registers initialization values.

Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

2 files changed, 50 insertions, 0 deletions

diff --git a/arch/ppc/mach-mpc85xx/Makefile b/arch/ppc/mach-mpc85xx/Makefile
index 03addaf47b..af9be29271 100644
--- a/arch/ppc/mach-mpc85xx/Makefile
+++ b/arch/ppc/mach-mpc85xx/Makefile
@@ -6,3 +6,4 @@ obj-y			+= fsl_law.o
 obj-y			+= speed.o
 obj-y			+=time.o
 obj-$(CONFIG_MP)	+= mp.o
+obj-$(CONFIG_DRIVER_NET_GIANFAR) += eth-devices.o
diff --git a/arch/ppc/mach-mpc85xx/eth-devices.c b/arch/ppc/mach-mpc85xx/eth-devices.c
new file mode 100644
index 0000000000..02a3722136
--- /dev/null
+++ b/arch/ppc/mach-mpc85xx/eth-devices.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2012 GE Intelligent Platforms, Inc
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <driver.h>
+#include <mach/immap_85xx.h>
+#include <mach/gianfar.h>
+
+int fsl_eth_init(int num, struct gfar_info_struct *gf)
+{
+	struct resource *res;
+
+	res = xzalloc(3 * sizeof(struct resource));
+	/* TSEC interface registers */
+	res[0].start = GFAR_BASE_ADDR + ((num - 1) * 0x1000);
+	res[0].end = res[0].start + 0x1000;
+	res[0].flags = IORESOURCE_MEM;
+	/* External PHY access always through eTSEC1 */
+	res[1].start = MDIO_BASE_ADDR;
+	res[1].end = res[1].start + 0x1000;
+	res[1].flags = IORESOURCE_MEM;
+	/* Access to TBI/RTBI interface. */
+	res[2].start = MDIO_BASE_ADDR + ((num - 1) * 0x1000);
+	res[2].end = res[2].start + 0x1000;
+	res[2].flags = IORESOURCE_MEM;
+
+	add_generic_device_res("gfar", DEVICE_ID_DYNAMIC, res, 3, gf);
+
+	return 0;
+}