arm: add nhk8815 board support

with the following support

uart 0 & 1
network
nand

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Cc: Andrea GALLO <andrea.gallo@stericsson.com>
Cc: Gael SALLES <gael.salles@stericsson.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

7 files changed, 169 insertions, 0 deletions

diff --git a/arch/arm/boards/nhk8815/env/bin/_update b/arch/arm/boards/nhk8815/env/bin/_update
new file mode 100644
index 0000000000..fb7cbe8619
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/_update
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+if [ -z "$part" -o -z "$image" ]; then
+	echo "define \$part and \$image"
+	exit 1
+fi
+
+if [ \! -e "$part" ]; then
+	echo "Partition $part does not exist"
+	exit 1
+fi
+
+if [ $# = 1 ]; then
+	image=$1
+fi
+
+if [ x$ip = xdhcp ]; then
+	dhcp
+fi
+
+ping $eth0.serverip
+if [ $? -ne 0 ] ; then
+	echo "update aborted"
+	exit 1
+fi
+
+unprotect $part
+
+echo
+echo "erasing partition $part"
+erase $part
+
+echo
+echo "flashing $image to $part"
+echo
+tftp $image $part
diff --git a/arch/arm/boards/nhk8815/env/bin/boot b/arch/arm/boards/nhk8815/env/bin/boot
new file mode 100644
index 0000000000..fd8d957db1
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/boot
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+. /env/config
+
+if [ x$1 = xflash ]; then
+	root=flash
+	kernel=flash
+fi
+
+if [ x$1 = xnet ]; then
+	root=net
+	kernel=net
+fi
+
+if [ x$ip = xdhcp ]; then
+	bootargs="$bootargs ip=dhcp"
+else
+	bootargs="$bootargs ip=$eth0.ipaddr:$eth0.serverip:$eth0.gateway:$eth0.netmask:::"
+fi
+
+if [ x$root = xflash ]; then
+	bootargs="$bootargs root=$rootpart rootfstype=jffs2"
+else
+	bootargs="$bootargs root=/dev/nfs nfsroot=192.168.23.111:$nfsroot"
+fi
+
+bootargs="$bootargs"
+
+if [ $kernel = net ]; then
+	if [ x$ip = xdhcp ]; then
+		dhcp
+	fi
+	tftp $uimage uImage
+	bootm uImage
+else
+	bootm /dev/nor0.kernel
+fi
+
diff --git a/arch/arm/boards/nhk8815/env/bin/init b/arch/arm/boards/nhk8815/env/bin/init
new file mode 100644
index 0000000000..5b45a70d47
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/init
@@ -0,0 +1,28 @@
+#!/bin/sh
+
+PATH=/env/bin
+export PATH
+
+. /env/config
+
+if [ -e /dev/nand0 ]; then
+	addpart /dev/nand0 $nand_parts
+
+	# Uh, oh, hush first expands wildcards and then starts executing
+	# commands. What a bug!
+	source /env/bin/hush_hack
+fi
+
+echo
+echo -n "Hit any key to stop autoboot: "
+timeout -a $autoboot_timeout
+if [ $? != 0 ]; then
+	echo
+	echo "type update_kernel [<imagename>] to update kernel into flash"
+	echo "type udate_root [<imagename>] to update rootfs into flash"
+	echo "type update_barebox_xmodem nor to update barebox into flash"
+	echo
+	exit
+fi
+
+boot
diff --git a/arch/arm/boards/nhk8815/env/bin/update_barebox_xmodem b/arch/arm/boards/nhk8815/env/bin/update_barebox_xmodem
new file mode 100644
index 0000000000..40f4ad3dc0
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/update_barebox_xmodem
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+. /env/config
+
+part=/dev/nand0.barebox
+
+loadb -f barebox.bin -c
+
+unprotect $part
+echo
+echo "erasing partition $part"
+erase $part
+
+echo
+echo "flashing barebox.bin to $part"
+echo
+cp barebox.bin $part
+crc32 -f barebox.bin
+crc32 -f $part
diff --git a/arch/arm/boards/nhk8815/env/bin/update_kernel b/arch/arm/boards/nhk8815/env/bin/update_kernel
new file mode 100644
index 0000000000..db0f4c2678
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/update_kernel
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+. /env/config
+
+image=$uimage
+part=/dev/nand0.kernel
+
+. /env/bin/_update $1
diff --git a/arch/arm/boards/nhk8815/env/bin/update_root b/arch/arm/boards/nhk8815/env/bin/update_root
new file mode 100644
index 0000000000..9530e847ef
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/bin/update_root
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+. /env/config
+
+image=$jffs2
+part=/dev/nand0.rootfs
+
+. /env/bin/_update $1
diff --git a/arch/arm/boards/nhk8815/env/config b/arch/arm/boards/nhk8815/env/config
new file mode 100644
index 0000000000..2b50b25ec5
--- /dev/null
+++ b/arch/arm/boards/nhk8815/env/config
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+# can be either 'net' or 'flash'
+kernel=net
+root=net
+
+# use 'dhcp' todo dhcp in uboot and in kernel
+ip=dhcp
+
+#
+# setup default ethernet address
+#
+#eth0.serverip=192.168.23.108
+
+# Partition			Size	Start
+# XloaderTOC + X-Loader		256KB	0x00000000
+# Memory init function		256KB	0x00040000
+# Barebox + env			2MB	0x00080000
+# Kernel Image			3MB	0x00280000
+# JFFS2 Root filesystem		22MB	0x00580000
+# JFFS2 User Data		100MB	0x01b80000
+
+nand_parts="256k(xloader)ro,256k(meminit),2M(uboot),3M(kernel),22M(rootfs),100M(userfs),384k(free),128k(ubootenv)"
+
+uimage=uImage-nhk15
+
+# use 'dhcp' to do dhcp in uboot and in kernel
+ip=dhcp
+
+autoboot_timeout=3
+
+bootargs="root=/dev/ram0 console=ttyAMA1,115200n8 init=linuxrc"