target: socfpga: Add Altera SoCFPGA support

This patch adds support for the Altera SoCFPGA target.
Both generic target and Terasic SoCkit boards are supported.

Signed-off-by: Marek Vasut <marex@denx.de>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49367 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 48 insertions, 0 deletions

diff --git a/target/linux/socfpga/base-files/lib/socfpga.sh b/target/linux/socfpga/base-files/lib/socfpga.sh
new file mode 100755
index 0000000000..26735ac2d4
--- /dev/null
+++ b/target/linux/socfpga/base-files/lib/socfpga.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+#
+# Copyright (C) 2010-2013 OpenWrt.org
+#
+
+SOCFPGA_BOARD_NAME=
+SOCFPGA_MODEL=
+
+socfpga_board_detect() {
+	local machine
+	local name
+
+	machine=$(cat /proc/device-tree/model)
+
+	case "$machine" in
+	"Terasic SoCkit")
+		name="socfpga-sockit"
+		;;
+	*)
+		name="generic"
+		;;
+	esac
+
+	[ -z "$SOCFPGA_BOARD_NAME" ] && SOCFPGA_BOARD_NAME="$name"
+	[ -z "$SOCFPGA_MODEL" ] && SOCFPGA_MODEL="$machine"
+
+	[ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
+
+	echo "$SOCFPGA_BOARD_NAME" > /tmp/sysinfo/board_name
+	echo "$SOCFPGA_MODEL" > /tmp/sysinfo/model
+}
+
+socfpga_board_name() {
+	local name
+
+	[ -f /tmp/sysinfo/board_name ] || socfpga_board_detect
+	[ -f /tmp/sysinfo/board_name ] && name=$(cat /tmp/sysinfo/board_name)
+
+	# Name is too generic, use model
+	if [ "$name" = "altr,socfpga-cyclone5" ] ; then
+		socfpga_board_detect
+		name=$(cat /tmp/sysinfo/board_name)
+	fi
+
+	[ -z "$name" ] && name="unknown"
+
+	echo "$name"
+}