[rdc] rework board detection

[openwrt.git] / target / linux / rdc / files-2.6.30 / arch / x86 / mach-rdc321x / boards / sitecom.c

diff --git a/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/boards/sitecom.c b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/boards/sitecom.c
new file mode 100644 (file)
index 0000000..11f34f8
--- /dev/null
+++ b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/boards/sitecom.c
@@ -0,0 +1,111 @@
+/*
+ *  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/mtd/physmap.h>
+#include <linux/input.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, unsigned long 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;
+       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);