powerpc/ppc4xx: Use generic accessor functions for gdsys FPGA

A set of accessor functions was added to be able to access not only
memory mapped FPGA in a generic way.

Thanks to Wolfgang Denk for getting this sorted properly.

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Stefan Roese <sr@denx.de>

1 files changed, 41 insertions, 0 deletions

diff --git a/board/gdsys/common/fpga.c b/board/gdsys/common/fpga.c
new file mode 100644
index 0000000..e3af6cb
--- /dev/null
+++ b/board/gdsys/common/fpga.c
@@ -0,0 +1,41 @@
+/*
+ * (C) Copyright 2013
+ * Dirk Eibach,  Guntermann & Drunck GmbH, eibach@gdsys.de
+ *
+ * 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 <gdsys_fpga.h>
+
+#include <asm/io.h>
+
+int fpga_set_reg(u32 fpga, u16 *reg, off_t regoff, u16 data)
+{
+	out_le16(reg, data);
+
+	return 0;
+}
+
+int fpga_get_reg(u32 fpga, u16 *reg, off_t regoff, u16 *data)
+{
+	*data = in_le16(reg);
+
+	return 0;
+}