path: root/target/linux/x86/patches-3.7/100-rdc_boards.patch

--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -136,6 +136,9 @@ libs-y  += arch/x86/lib/
 # See arch/x86/Kbuild for content of core part of the kernel
 core-y += arch/x86/
 
+# RDC R-321X support
+core-$(CONFIG_X86_RDC321X)   += arch/x86/mach-rdc321x/
+
 # drivers-y are linked after core-y
 drivers-$(CONFIG_MATH_EMULATION) += arch/x86/math-emu/
 drivers-$(CONFIG_PCI)            += arch/x86/pci/
--- /dev/null
+++ b/arch/x86/mach-rdc321x/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for the RDC321x specific parts of the kernel
+#
+obj-$(CONFIG_X86_RDC321X)	:= platform.o reboot.o boards/sitecom.o boards/ar525w.o boards/bifferboard.o boards/r8610.o
+
--- /dev/null
+++ b/arch/x86/mach-rdc321x/platform.c
@@ -0,0 +1,115 @@
+/*
+ *  Generic RDC321x platform devices
+ *
+ *  Copyright (C) 2007-2009 OpenWrt.org
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *  Copyright (C) 2008-2009 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/physmap.h>
+#include <linux/root_dev.h>
+
+#include <asm/rdc_boards.h>
+
+static struct rdc_platform_data rdcplat_data;
+
+/* LEDS */
+static struct platform_device rdc321x_leds = {
+	.name = "leds-gpio",
+	.id = -1,
+	.dev = {
+		.platform_data = &rdcplat_data.led_data,
+	}
+};
+
+/* Button */
+static struct platform_device rdc321x_buttons = {
+	.name = "gpio-buttons",
+	.id = -1,
+	.dev = {
+		.platform_data = &rdcplat_data.button_data,
+	}
+};
+
+static __initdata struct platform_device *rdc321x_devs[] = {
+	&rdc321x_leds,
+	&rdc321x_buttons,
+};
+
+const char *__initdata boards[] = {
+	"Sitecom",
+	"AR525W",
+	"Bifferboard",
+	"R8610",
+	0
+};
+
+static struct map_info rdc_map_info = {
+	.name		= "rdc_flash",
+	.size		= 0x800000,	/* 8MB */
+	.phys		= 0xFF800000,	/* (u32) -rdc_map_info.size */
+	.bankwidth	= 2,
+};
+
+static int __init rdc_board_setup(void)
+{
+	struct mtd_info *mtdinfo;
+	struct mtd_part_parser_data *ppdata;
+	int res;
+
+	simple_map_init(&rdc_map_info);
+
+	while (1) {
+		rdc_map_info.virt = ioremap(rdc_map_info.phys,
+					    rdc_map_info.size);
+		if (rdc_map_info.virt == NULL)
+			continue;
+
+		mtdinfo = do_map_probe("cfi_probe", &rdc_map_info);
+		if (mtdinfo == NULL)
+			mtdinfo = do_map_probe("jedec_probe", &rdc_map_info);
+		if (mtdinfo != NULL)
+			break;
+
+		iounmap(rdc_map_info.virt);
+		if ((rdc_map_info.size >>= 1) < 0x100000)	/* 1MB */
+			panic("RDC321x: Could not find start of flash!");
+		rdc_map_info.phys = (u32) -rdc_map_info.size;
+	}
+
+	/*
+	 * TODO: add a new field to mtd_part_parser_data, and use that
+	 * instead of this ugly casting
+	 */
+	ppdata = (struct mtd_part_parser_data *) &rdcplat_data;
+	res = mtd_device_parse_register(mtdinfo, boards, ppdata, NULL, 0);
+	if (res) {
+		panic("RDC321x: can't identify board type");
+		return -ENOSYS;
+	}
+
+	ROOT_DEV = 0;
+
+	return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs));
+}
+late_initcall(rdc_board_setup);
--- /dev/null
+++ b/arch/x86/mach-rdc321x/boards/ar525w.c
@@ -0,0 +1,247 @@
+/*
+ * ar525w RDC321x platform devices
+ *
+ *  Copyright (C) 2007-2009 OpenWrt.org
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *  Copyright (C) 2008-2009 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/vmalloc.h>
+#include <linux/mtd/mtd.h>
+#include <linux/slab.h>
+
+#include <asm/rdc_boards.h>
+
+struct image_header {
+	char magic[4];              /* ASICII: GMTK */
+	u32 checksum;               /* CRC32 */
+	u32 version;                /* x.x.x.x */
+	u32 kernelsz;               /* The size of the kernel image */
+	u32 imagesz;                /* The length of this image file ( kernel + romfs + this header) */
+	u32 pid;                    /* Product ID */
+	u32 fastcksum;              /* Partial CRC32 on (First(256), medium(256), last(512)) */
+	u32 reserved;
+};
+
+static struct gpio_led ar525w_leds[] = {
+	{ .name = "rdc321x:dmz", .gpio = 1, .active_low = 1},
+};
+static struct gpio_button ar525w_btns[] = {
+	{
+		.gpio = 6,
+		.code = BTN_0,
+		.desc = "Reset",
+		.active_low = 1,
+	}
+};
+
+static u32 __initdata crctab[257] = {
+	0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
+	0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
+	0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
+	0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
+	0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
+	0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
+	0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
+	0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
+	0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
+	0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
+	0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
+	0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
+	0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
+	0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
+	0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
+	0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
+	0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
+	0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
+	0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
+	0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
+	0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
+	0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
+	0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
+	0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
+	0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
+	0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
+	0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
+	0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
+	0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
+	0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
+	0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
+	0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
+	0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
+	0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
+	0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
+	0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
+	0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
+	0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
+	0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
+	0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
+	0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
+	0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
+	0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
+	0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
+	0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
+	0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
+	0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
+	0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
+	0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
+	0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
+	0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
+	0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
+	0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
+	0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
+	0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
+	0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
+	0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
+	0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
+	0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
+	0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
+	0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
+	0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
+	0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
+	0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d,
+	0
+};
+
+static u32 __init crc32(u8 * buf, u32 len)
+{
+	register int i;
+	u32 sum;
+	register u32 s0;
+	s0 = ~0;
+	for (i = 0; i < len; i++) {
+		s0 = (s0 >> 8) ^ crctab[(u8) (s0 & 0xFF) ^ buf[i]];
+	}
+	sum = ~s0;
+	return sum;
+}
+
+static int __init fixup_ar525w_header(struct mtd_info *master, struct image_header *header)
+{
+	char *buffer;
+	int res;
+	u32 bufferlength = header->kernelsz + sizeof(struct image_header);
+	u32 len;
+	static char crcbuf[0x400];
+
+	printk(KERN_INFO "Fixing up AR525W header, old image size: %u, new image size: %u\n",
+		   header->imagesz, bufferlength);
+
+	buffer = vmalloc(bufferlength);
+	if (!buffer) {
+		printk(KERN_ERR "Can't allocate %u bytes\n", bufferlength);
+		return -ENOMEM;
+	}
+
+	res =  master->read(master, 0x0, bufferlength, &len, buffer);
+	if (res || len != bufferlength)
+		goto out;
+
+	header = (struct image_header *) buffer;
+	header->imagesz = bufferlength;
+	header->checksum = 0;
+	header->fastcksum = 0;
+
+	memcpy(crcbuf, buffer, 0x100);
+	memcpy(crcbuf + 0x100, buffer + (bufferlength >> 1) - ((bufferlength & 0x6) >> 1), 0x100);
+	memcpy(crcbuf + 0x200, buffer + bufferlength - 0x200, 0x200);
+
+	header->fastcksum = crc32(crcbuf, sizeof(crcbuf));
+	header->checksum = crc32(buffer, bufferlength);
+
+	if (master->unlock)
+		master->unlock(master, 0, master->erasesize);
+	res = erase_write (master, 0, master->erasesize, buffer);
+	if (res)
+		printk(KERN_ERR "Can't rewrite image header\n");
+
+out:
+	vfree(buffer);
+	return res;
+}
+
+static int __init
+parse_ar525w_partitions(struct mtd_info *master, struct mtd_partition **pparts,
+			struct mtd_part_parser_data *plat_data)
+{
+	struct image_header header;
+	int res;
+	size_t len;
+	struct mtd_partition *rdc_flash_parts;
+	struct rdc_platform_data *pdata = (struct rdc_platform_data *) plat_data;
+
+	if (master->size != 0x400000) //4MB
+		return -ENOSYS;
+
+	res =  master->read(master, 0x0, sizeof(header), &len, (char *)&header);
+	if (res)
+		return res;
+
+	if (strncmp(header.magic, "GMTK", 4))
+		return -ENOSYS;
+
+	if (header.kernelsz > 0x400000 || header.kernelsz < master->erasesize) {
+		printk(KERN_ERR "AR525W image header found, but seems corrupt, kernel size %u\n", header.kernelsz);
+		return -EINVAL;
+	}
+
+	if (header.kernelsz + sizeof(header) != header.imagesz) {
+		res = fixup_ar525w_header(master, &header);
+		if (res)
+			return res;
+	}
+
+	rdc_flash_parts = kzalloc(sizeof(struct mtd_partition) * 3, GFP_KERNEL);
+
+	rdc_flash_parts[0].name = "firmware";
+	rdc_flash_parts[0].offset = 0x0;
+	rdc_flash_parts[0].size = 0x3E0000;
+	rdc_flash_parts[1].name = "rootfs";
+	rdc_flash_parts[1].offset = header.kernelsz + sizeof(header);
+	rdc_flash_parts[1].size = rdc_flash_parts[0].size - rdc_flash_parts[1].offset;
+	rdc_flash_parts[2].name = "bootloader";
+	rdc_flash_parts[2].offset = 0x3E0000;
+	rdc_flash_parts[2].size = 0x20000;
+
+	*pparts = rdc_flash_parts;
+
+	pdata->led_data.num_leds = ARRAY_SIZE(ar525w_leds);
+	pdata->led_data.leds = ar525w_leds;
+	pdata->button_data.nbuttons = ARRAY_SIZE(ar525w_btns);
+	pdata->button_data.buttons = ar525w_btns;
+
+	return 3;
+}
+
+static struct mtd_part_parser __initdata ar525w_parser = {
+	.owner = THIS_MODULE,
+	.parse_fn = parse_ar525w_partitions,
+	.name = "AR525W",
+};
+
+static int __init ar525w_setup(void)
+{
+	return register_mtd_parser(&ar525w_parser);
+}
+
+arch_initcall(ar525w_setup);
--- /dev/null
+++ b/arch/x86/mach-rdc321x/boards/bifferboard.c
@@ -0,0 +1,74 @@
+/*
+ *  Bifferboard RDC321x platform devices
+ *
+ *  Copyright (C) 2010 bifferos@yahoo.co.uk
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/slab.h>
+
+#include <asm/rdc_boards.h>
+
+static int __init
+parse_bifferboard_partitions(struct mtd_info *master,
+			     struct mtd_partition **pparts,
+			     struct mtd_part_parser_data *plat_data)
+{
+	int res;
+	size_t len;
+	struct mtd_partition *rdc_flash_parts;
+	u32 kernel_len;
+	u16 tmp;
+
+	res =  master->read(master, 0x4000 + 1036, 2, &len, (char *) &tmp);
+	if (res)
+		return res;
+	kernel_len = tmp * master->erasesize;
+
+	rdc_flash_parts = kzalloc(sizeof(struct mtd_partition) * 3, GFP_KERNEL);
+
+	*pparts = rdc_flash_parts;
+
+	rdc_flash_parts[0].name = "kernel";
+	rdc_flash_parts[0].offset = 0;
+	rdc_flash_parts[0].size = kernel_len;
+	rdc_flash_parts[1].name = "rootfs";
+	rdc_flash_parts[1].offset = kernel_len;
+	rdc_flash_parts[1].size = master->size - kernel_len - 0x10000;
+	rdc_flash_parts[2].name = "biffboot";
+	rdc_flash_parts[2].offset = master->size - 0x10000;
+	rdc_flash_parts[2].size = 0x10000;
+
+	return 3;
+}
+
+struct mtd_part_parser __initdata bifferboard_parser = {
+	.owner = THIS_MODULE,
+	.parse_fn = parse_bifferboard_partitions,
+	.name = "Bifferboard",
+};
+
+static int __init bifferboard_setup(void)
+{
+	return register_mtd_parser(&bifferboard_parser);
+}
+arch_initcall(bifferboard_setup);
--- /dev/null
+++ b/arch/x86/mach-rdc321x/boards/r8610.c
@@ -0,0 +1,69 @@
+/*
+ *  R8610 RDC321x platform devices
+ *
+ *  Copyright (C) 2009, Florian Fainelli <florian@openwrt.org>
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/slab.h>
+
+#include <asm/rdc_boards.h>
+
+static int __init
+parse_r8610_partitions(struct mtd_info *master, struct mtd_partition **pparts,
+		       struct mtd_part_parser_data *plat_data)
+{
+	struct mtd_partition *rdc_flash_parts;
+
+	rdc_flash_parts = kzalloc(sizeof(struct mtd_partition) * 4, GFP_KERNEL);
+
+	*pparts = rdc_flash_parts;
+
+	rdc_flash_parts[0].name = "kernel";
+	rdc_flash_parts[0].size = 0x001f0000;
+	rdc_flash_parts[0].offset = 0;
+	rdc_flash_parts[1].name = "config";
+	rdc_flash_parts[1].size = 0x10000;
+	rdc_flash_parts[1].offset = MTDPART_OFS_APPEND;
+	rdc_flash_parts[2].name = "rootfs";
+	rdc_flash_parts[2].size = 0x1E0000;
+	rdc_flash_parts[2].offset = MTDPART_OFS_APPEND;
+	rdc_flash_parts[3].name = "redboot";
+	rdc_flash_parts[3].size = 0x20000;
+	rdc_flash_parts[3].offset = MTDPART_OFS_APPEND;
+	rdc_flash_parts[3].mask_flags = MTD_WRITEABLE;
+
+	return 4;
+}
+
+struct mtd_part_parser __initdata r8610_parser = {
+	.owner = THIS_MODULE,
+	.parse_fn = parse_r8610_partitions,
+	.name = "R8610",
+};
+
+static int __init r8610_setup(void)
+{
+	return register_mtd_parser(&r8610_parser);
+}
+
+arch_initcall(r8610_setup);
--- /dev/null
+++ b/arch/x86/mach-rdc321x/boards/sitecom.c
@@ -0,0 +1,115 @@
+/*
+ *  Sitecom RDC321x platform devices
+ *
+ *  Copyright (C) 2007-2009 OpenWrt.org
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *  Copyright (C) 2008-2009 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/slab.h>
+
+#include <asm/rdc_boards.h>
+
+struct image_header {
+	char	magic[4];
+	u32	kernel_length;
+	u32	ramdisk_length;
+	char	magic2[4];
+	u32	kernel_length2;
+};
+
+static struct gpio_led sitecom_leds[] = {
+	{ .name = "rdc321x:power", .gpio = 15, .active_low = 1},
+	{ .name = "rdc321x:usb0", .gpio = 0, .active_low = 1},
+	{ .name = "rdc321x:usb1", .gpio = 1, .active_low = 1},
+};
+
+static struct gpio_button sitecom_btns[] = {
+	{
+		.gpio = 6,
+		.code = BTN_0,
+		.desc = "Reset",
+		.active_low = 1,
+	}
+};
+
+static int __init
+parse_sitecom_partitions(struct mtd_info *master, struct mtd_partition **pparts,
+			 struct mtd_part_parser_data *plat_data)
+{
+	struct image_header header;
+	int res;
+	size_t len;
+	struct mtd_partition *rdc_flash_parts;
+	struct rdc_platform_data *pdata = (struct rdc_platform_data *) plat_data;
+
+	if (master->size != 0x400000) /* 4MB */
+		return -ENOSYS;
+
+	res =  master->read(master, 0x8000, sizeof(header), &len, (char *)&header);
+	if (res)
+		return res;
+
+	if (strncmp(header.magic, "CSYS", 4) || strncmp(header.magic2, "WRRM", 4))
+		return -ENOSYS;
+
+	rdc_flash_parts = kzalloc(sizeof(struct mtd_partition) * 5, GFP_KERNEL);
+
+	rdc_flash_parts[0].name = "firmware";
+	rdc_flash_parts[0].offset = 0x8000;
+	rdc_flash_parts[0].size = 0x3F0000 - 0x8000;
+	rdc_flash_parts[1].name = "config";
+	rdc_flash_parts[1].offset = 0;
+	rdc_flash_parts[1].size = 0x8000;
+	rdc_flash_parts[2].name = "kernel";
+	rdc_flash_parts[2].offset = 0x8014;
+	rdc_flash_parts[2].size = header.kernel_length;
+	rdc_flash_parts[3].name = "rootfs";
+	rdc_flash_parts[3].offset = 0x8014 + header.kernel_length;
+	rdc_flash_parts[3].size = 0x3F0000 - rdc_flash_parts[3].offset;
+	rdc_flash_parts[4].name = "bootloader";
+	rdc_flash_parts[4].offset = 0x3F0000;
+	rdc_flash_parts[4].size = 0x10000;
+
+	*pparts = rdc_flash_parts;
+
+	pdata->led_data.num_leds = ARRAY_SIZE(sitecom_leds);
+	pdata->led_data.leds = sitecom_leds;
+	pdata->button_data.nbuttons = ARRAY_SIZE(sitecom_btns);
+	pdata->button_data.buttons = sitecom_btns;
+
+	return 5;
+}
+
+struct mtd_part_parser __initdata sitecom_parser = {
+	.owner = THIS_MODULE,
+	.parse_fn = parse_sitecom_partitions,
+	.name = "Sitecom",
+};
+
+static int __init sitecom_setup(void)
+{
+	return register_mtd_parser(&sitecom_parser);
+}
+
+arch_initcall(sitecom_setup);
--- /dev/null
+++ b/arch/x86/mach-rdc321x/reboot.c
@@ -0,0 +1,44 @@
+/*
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#include <asm/reboot.h>
+#include <asm/io.h>
+
+static void rdc321x_reset(void)
+{
+	unsigned i;
+
+	/* write to southbridge config register 0x41
+	   enable pci reset on cpu reset, make internal port 0x92 writeable
+	   and switch port 0x92 to internal */
+	outl(0x80003840, 0xCF8);
+	i = inl(0xCFC);
+	i |= 0x1600;
+	outl(i, 0xCFC);
+
+	/* soft reset */
+	outb(1, 0x92);
+}
+
+static int __init rdc_setup_reset(void)
+{
+	machine_ops.emergency_restart = rdc321x_reset;
+	return 0;
+}
+
+arch_initcall(rdc_setup_reset);
--- /dev/null
+++ b/arch/x86/include/asm/rdc_boards.h
@@ -0,0 +1,36 @@
+/*
+ *  RDC321x boards
+ *
+ *  Copyright (C) 2007-2009 OpenWrt.org
+ *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *  Copyright (C) 2008-2009 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us>
+ *
+ *  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., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+ *
+ */
+
+#ifndef _RDC_BOARDS_H__
+#define _RDC_BOARDS_H__
+
+#include <linux/leds.h>
+#include <linux/gpio_buttons.h>
+
+struct rdc_platform_data {
+	struct gpio_led_platform_data led_data;
+	struct gpio_buttons_platform_data button_data;
+};
+
+#endif