add basic at91sam9260 support. Currently only second stage

bootloader is supported:
- No SDRAM initialisation
- No UART init / baudrate change

12 files changed, 316 insertions, 0 deletions

diff --git a/board/at91sam9260ek/Makefile b/board/at91sam9260ek/Makefile
new file mode 100644
index 0000000000..73ef72e210
--- /dev/null
+++ b/board/at91sam9260ek/Makefile
@@ -0,0 +1,2 @@
+obj-y += lowlevel_init.o
+obj-y += init.o
diff --git a/board/at91sam9260ek/config.h b/board/at91sam9260ek/config.h
new file mode 100644
index 0000000000..38d7eef530
--- /dev/null
+++ b/board/at91sam9260ek/config.h
@@ -0,0 +1,2 @@
+#define CFG_MALLOC_LEN             (4096 << 10)
+#define CONFIG_STACKSIZE    (32 * 1024)     /* regular stack */
diff --git a/board/at91sam9260ek/env/bin/_update b/board/at91sam9260ek/env/bin/_update
new file mode 100644
index 0000000000..fb7cbe8619
--- /dev/null
+++ b/board/at91sam9260ek/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/board/at91sam9260ek/env/bin/boot b/board/at91sam9260ek/env/bin/boot
new file mode 100644
index 0000000000..ed6f11a108
--- /dev/null
+++ b/board/at91sam9260ek/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 mtdparts=physmap-flash.0:$mtdparts"
+
+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/board/at91sam9260ek/env/bin/init b/board/at91sam9260ek/env/bin/init
new file mode 100644
index 0000000000..b8d8399842
--- /dev/null
+++ b/board/at91sam9260ek/env/bin/init
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+PATH=/env/bin
+export PATH
+
+. /env/config
+
+echo
+echo -n "Hit any key to stop autoboot: "
+timeout -a $autoboot_timeout
+if [ $? != 0 ]; then
+	echo
+	echo "type update_kernel [<imagename>] to update kernel into flash"
+	echo "type udate_root [<imagename>] to update rootfs into flash"
+	echo
+	exit
+fi
+
+boot
\ No newline at end of file
diff --git a/board/at91sam9260ek/env/bin/pcidmaloop b/board/at91sam9260ek/env/bin/pcidmaloop
new file mode 100644
index 0000000000..24e76cbed7
--- /dev/null
+++ b/board/at91sam9260ek/env/bin/pcidmaloop
@@ -0,0 +1,14 @@
+pci stat
+pci stat -c
+while true; do 
+        pci readm 32 0xA1000000 32 -s
+        pci readm 32 0xA2000000 256 -s
+        pci dmatx 2000 a2000100 128 -s
+        pci writem 32 0xa2000100 0x12345678 4 -s
+        pci readm 32 0xA3000000 256 -s
+        pci dmatx 2000 a3000040 128 -s
+        pci writem 32 0xa3000100 0x12345678 4 -s
+        pci readm 32 0xA4000000 16 -s
+        pci dmatx 2000 a4000080 4 -s
+        pci writem 32 0xa4000080 0x12345678 4 -s
+done
diff --git a/board/at91sam9260ek/env/bin/pciloop b/board/at91sam9260ek/env/bin/pciloop
new file mode 100644
index 0000000000..4a804f9f31
--- /dev/null
+++ b/board/at91sam9260ek/env/bin/pciloop
@@ -0,0 +1,13 @@
+pci stat
+pci stat -c
+while true; do 
+        pci readm 32 0xA1000000 32 -s
+        pci readm 32 0xA2000000 256 -s
+        pci writem 32 0xa2000100 0x12345678 4 -s
+        pci readm 32 0xA3000000 256 -s
+        pci writem 32 0xa3000100 0x12345678 4 -s
+        pci readm 32 0xA4000000 16 -s
+        pci writem 32 0xa4000080 0x12345678 4 -s
+
+#       pci dmatx 2000 a3000040 128 -s
+done
diff --git a/board/at91sam9260ek/env/bin/update_kernel b/board/at91sam9260ek/env/bin/update_kernel
new file mode 100644
index 0000000000..1ad95fc5d6
--- /dev/null
+++ b/board/at91sam9260ek/env/bin/update_kernel
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+. /env/config
+
+image=$uimage
+part=/dev/nor0.kernel
+
+. /env/bin/_update $1
diff --git a/board/at91sam9260ek/env/bin/update_root b/board/at91sam9260ek/env/bin/update_root
new file mode 100644
index 0000000000..b757a5b922
--- /dev/null
+++ b/board/at91sam9260ek/env/bin/update_root
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+. /env/config
+
+image=$jffs2
+part=/dev/nor0.root
+
+. /env/bin/_update $1
diff --git a/board/at91sam9260ek/env/config b/board/at91sam9260ek/env/config
new file mode 100644
index 0000000000..9d2b0b1116
--- /dev/null
+++ b/board/at91sam9260ek/env/config
@@ -0,0 +1,21 @@
+#!/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
+eth0.ethaddr=80:97:78:38:27:73
+
+uimage=uImage-at91sam9260ek
+
+autoboot_timeout=3
+
+nfsroot="/home/jbe/pengutronix/bsp/OSELAS.BSP-Phytec-phyCORE-i.MX27-trunk/root,v3"
+bootargs="console=ttyS0,115200 rw init=/bin/sh"
diff --git a/board/at91sam9260ek/init.c b/board/at91sam9260ek/init.c
new file mode 100644
index 0000000000..9b5f1f90f4
--- /dev/null
+++ b/board/at91sam9260ek/init.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2007 Sascha Hauer, Pengutronix 
+ *
+ * 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 <net.h>
+#include <cfi_flash.h>
+#include <init.h>
+#include <environment.h>
+#include <fec.h>
+#include <asm/armlinux.h>
+#include <asm/mach-types.h>
+#include <partition.h>
+#include <fs.h>
+#include <fcntl.h>
+#include <asm/io.h>
+#include <asm/hardware.h>
+#include <asm/arch/memory-map.h>
+#include <nand.h>
+#include <linux/mtd/nand.h>
+#include <asm/arch/gpio.h>
+
+#define   MASK_ALE        (1 << 21)       /* our ALE is AD21 */
+#define   MASK_CLE        (1 << 22)
+
+static void at91sam9260ek_nand_hwcontrol(struct nand_chip *this, int cmd)
+{
+	ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
+
+	IO_ADDR_W &= ~(MASK_ALE|MASK_CLE);
+	switch (cmd) {
+	case NAND_CTL_SETCLE:
+		IO_ADDR_W |= MASK_CLE;
+		break;
+	case NAND_CTL_SETALE:
+		IO_ADDR_W |= MASK_ALE;
+		break;
+	case NAND_CTL_CLRNCE:
+		at91_set_gpio_value(AT91_PIN_PC14, 1);
+		break;
+	case NAND_CTL_SETNCE:
+		at91_set_gpio_value(AT91_PIN_PC14, 0);
+		break;
+	}
+	this->IO_ADDR_W = (void *) IO_ADDR_W;
+}
+
+static int at91sam9260ek_nand_ready(struct nand_chip *this)
+{
+	return at91_get_gpio_value(AT91_PIN_PC13);
+}
+
+static struct nand_platform_data nand_pdata = {
+	.hwcontrol = at91sam9260ek_nand_hwcontrol,
+	.eccmode = NAND_ECC_SOFT,
+	.dev_ready = at91sam9260ek_nand_ready,
+	.chip_delay = 20,
+};
+
+static struct device_d nand_dev = {
+	.name     = "nand_controller",
+	.map_base = 0x40000000,
+	.size     = 0x10,
+	.platform_data = &nand_pdata,
+};
+
+static struct device_d sdram_dev = {
+	.name     = "ram",
+	.id       = "ram0",
+
+	.map_base = 0x20000000,
+	.size     = 64 * 1024 * 1024,
+
+	.type     = DEVICE_TYPE_DRAM,
+};
+
+static struct device_d macb_dev = {
+	.name     = "macb",
+	.id       = "eth0",
+	.map_base = AT91_BASE_EMAC,
+	.size     = 0x1000,
+	.type     = DEVICE_TYPE_ETHER,
+};
+
+static int pcm038_devices_init(void)
+{
+	register_device(&sdram_dev);
+	register_device(&nand_dev);
+	register_device(&macb_dev);
+
+	armlinux_set_bootparams((void *)0x20000100);
+	armlinux_set_architecture(MACH_TYPE_AT91SAM9260EK);
+
+	return 0;
+}
+
+device_initcall(pcm038_devices_init);
+
+static struct device_d pcm038_serial_device = {
+	.name     = "atmel_serial",
+	.id       = "cs0",
+	.map_base = USART3_BASE,
+	.size     = 4096,
+	.type     = DEVICE_TYPE_CONSOLE,
+};
+
+static int pcm038_console_init(void)
+{
+	register_device(&pcm038_serial_device);
+	return 0;
+}
+
+console_initcall(pcm038_console_init);
diff --git a/board/at91sam9260ek/lowlevel_init.S b/board/at91sam9260ek/lowlevel_init.S
new file mode 100644
index 0000000000..4961682322
--- /dev/null
+++ b/board/at91sam9260ek/lowlevel_init.S
@@ -0,0 +1,26 @@
+/*
+ * Board specific setup info
+ *
+ *
+ * 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
+ */
+
+.globl board_init_lowlevel
+board_init_lowlevel:
+	mov	pc, lr