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Flash mapping fixes from sn9, thanks
[openwrt.git] / target / linux / rdc / files / arch / i386 / mach-rdc / platform.c
diff --git a/target/linux/rdc/files/arch/i386/mach-rdc/platform.c b/target/linux/rdc/files/arch/i386/mach-rdc/platform.c
index 6809dcd..e6ac735 100644 (file)
--- a/target/linux/rdc/files/arch/i386/mach-rdc/platform.c
+++ b/target/linux/rdc/files/arch/i386/mach-rdc/platform.c
@@ -3,8 +3,9 @@
  *
  *  Generic RDC321x platform devices
  *
  *
  *  Generic RDC321x platform devices
  *
- *  Copyright (C) 2007 OpenWrt.org
+ *  Copyright (C) 2007-2008 OpenWrt.org
  *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
  *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
+ *  Copyright (C) 2008 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
  *
  *  This program is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU General Public License
@@ -28,12 +29,18 @@
 #include <linux/list.h>
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/list.h>
 #include <linux/device.h>
 #include <linux/platform_device.h>
-
+#include <linux/version.h>
+#include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/physmap.h>
+#include <linux/root_dev.h>
 #include <asm/gpio.h>
 
 #include <asm/gpio.h>
 
-#define PFX "rdc321x: "
-
-/* FIXME : Flash */
+/* Flash */
+#ifdef CONFIG_MTD_RDC3210
 static struct resource rdc_flash_resource[] = {
        [0] = {
                .start = (u32)-CONFIG_MTD_RDC3210_SIZE,
 static struct resource rdc_flash_resource[] = {
        [0] = {
                .start = (u32)-CONFIG_MTD_RDC3210_SIZE,
@@ -48,36 +55,210 @@ static struct platform_device rdc_flash_device = {
        .num_resources = ARRAY_SIZE(rdc_flash_resource),
        .resource = rdc_flash_resource,
 };
        .num_resources = ARRAY_SIZE(rdc_flash_resource),
        .resource = rdc_flash_resource,
 };
+#else
+static struct mtd_partition rdc_flash_parts[15];
+
+static struct resource rdc_flash_resource = {
+       .end = (u32)-1,
+       .flags = IORESOURCE_MEM,
+};
+
+static struct physmap_flash_data rdc_flash_data = {
+       .parts = rdc_flash_parts,
+};
+
+static struct platform_device rdc_flash_device = {
+       .name = "physmap-flash",
+       .id = -1,
+       .resource = &rdc_flash_resource,
+       .num_resources = 1,
+       .dev.platform_data = &rdc_flash_data,
+};
+#endif
 
 /* LEDS */
 
 /* LEDS */
+static struct gpio_led default_leds[] = {
+        { .name = "rdc321x:dmz", .gpio = 1, },
+};
+
+static struct gpio_led_platform_data rdc321x_led_data = {
+       .num_leds = ARRAY_SIZE(default_leds),
+       .leds = default_leds,
+};
+
 static struct platform_device rdc321x_leds = {
 static struct platform_device rdc321x_leds = {
-       .name = "rdc321x-leds",
+       .name = "leds-gpio",
        .id = -1,
        .id = -1,
-       .num_resources = 0,
+       .dev = {
+               .platform_data = &rdc321x_led_data,
+       }
 };
 
 };
 
+/* Watchdog */
 static struct platform_device rdc321x_wdt = {
        .name = "rdc321x-wdt",
        .id = -1,
        .num_resources = 0,
 };
 
 static struct platform_device rdc321x_wdt = {
        .name = "rdc321x-wdt",
        .id = -1,
        .num_resources = 0,
 };
 
-static int __init rdc_board_setup(void)
-{
-       int err;
+/* Button */
+static struct gpio_keys_button rdc321x_gpio_btn[] = {
+       {
+               .gpio = 0,
+               .code = BTN_0,
+               .desc = "Reset",
+               .active_low = 1,
+       }
+};
 
 
-       err = platform_device_register(&rdc_flash_device);
-       if (err)
-               printk(KERN_ALERT PFX "failed to register flash\n");
+static struct gpio_keys_platform_data rdc321x_gpio_btn_data = {
+       .buttons = rdc321x_gpio_btn,
+       .nbuttons = ARRAY_SIZE(rdc321x_gpio_btn),
+};
 
 
-       err = platform_device_register(&rdc321x_leds);
-       if (err)
-               printk(KERN_ALERT PFX "failed to register LEDS\n");
+static struct platform_device rdc321x_button = {
+       .name = "gpio-keys",
+       .id = -1,
+       .dev = {
+               .platform_data = &rdc321x_gpio_btn_data,
+       }
+};
 
 
-       err = platform_device_register(&rdc321x_wdt);
-               printk(KERN_ALERT PFX "failed to register watchdog\n");
+static struct platform_device *rdc321x_devs[] = {
+       &rdc_flash_device,
+       &rdc321x_leds,
+       &rdc321x_wdt,
+       &rdc321x_button
+};
+
+static int probe_flash_start(struct map_info *the_map)
+{
+       struct mtd_info *res;
+
+       the_map->virt = ioremap(the_map->phys, the_map->size);
+       if (the_map->virt == NULL)
+               return 1;
+       for (the_map->bankwidth = 32; the_map->bankwidth; the_map->bankwidth
+                       >>= 1) {
+               res = do_map_probe("cfi_probe", the_map);
+               if (res == NULL)
+                       res = do_map_probe("jedec_probe", the_map);
+               if (res != NULL)
+                       break;
+       }
+       iounmap(the_map->virt);
+       if (res != NULL)
+               the_map->phys = (u32)-(s32)(the_map->size = res->size);
+       return res == NULL;
+}
+
+static __init int rdc_board_setup(void)
+{
+#ifndef CONFIG_MTD_RDC3210
+       struct map_info rdc_map_info;
+       u32 the_header[4];
 
 
-       return err; 
+       ROOT_DEV = 0;
+       rdc_map_info.name = rdc_flash_device.name;
+       rdc_map_info.phys = 0xff000000;
+       rdc_map_info.size = 0x1000000;
+       rdc_map_info.bankwidth = 2;
+       rdc_map_info.set_vpp = NULL;
+       simple_map_init(&rdc_map_info);
+       while (probe_flash_start(&rdc_map_info)) {
+               rdc_map_info.phys++;
+               if (--rdc_map_info.size)
+                       panic("Not to be or to be: That"
+                               " is not the question.");
+       }
+       rdc_flash_resource.start = rdc_map_info.phys;
+       rdc_flash_data.width = rdc_map_info.bankwidth;
+       rdc_map_info.virt = (u32)ioremap_nocache(rdc_map_info.phys, 0x10);
+       if (rdc_map_info.virt == NULL)
+               panic("Something's rotten in Denmark!");
+       the_header[0] = ((u32 *)rdc_map_info.virt)[0];
+       the_header[1] = ((u32 *)rdc_map_info.virt)[1];
+       the_header[2] = ((u32 *)rdc_map_info.virt)[2];
+       the_header[3] = ((u32 *)rdc_map_info.virt)[3];
+       iounmap(rdc_map_info.virt);
+       if (!memcmp(the_header, "GMTK", 4)) {   /* Gemtek */
+               /* TODO */
+       } else if (!memcmp(the_header, "CSYS", 4)) {    /* Sitecom */
+               /* TODO */
+       } else if (!memcmp(((u8 *)the_header) + 14, "Li", 2)) { /* AMIT */
+               rdc_flash_parts[0].name = "kernel_parthdr";
+               rdc_flash_parts[0].offset = 0;
+               rdc_flash_parts[0].size = 0x10;
+               rdc_flash_parts[1].name = "kernel";
+               rdc_flash_parts[1].offset = 0x10;
+               rdc_flash_parts[1].size = 0xffff0;
+               rdc_flash_parts[2].name = "rootfs_parthdr";
+               rdc_flash_parts[2].offset = 0x100000;
+               rdc_flash_parts[2].size = 0x10;
+               rdc_flash_parts[3].name = "rootfs";
+               rdc_flash_parts[3].offset = 0x100010;
+               rdc_flash_parts[3].size = rdc_map_info.size - 0x160010;
+               rdc_flash_parts[4].name = "config_parthdr";
+               rdc_flash_parts[4].offset = rdc_map_info.size - 0x60000;
+               rdc_flash_parts[4].size = 0x10;
+               rdc_flash_parts[5].name = "config";
+               rdc_flash_parts[5].offset = rdc_map_info.size - 0x5fff0;
+               rdc_flash_parts[5].size = 0xfff0;
+               rdc_flash_parts[6].name = "recoveryfs_parthdr";
+               rdc_flash_parts[6].offset = rdc_map_info.size - 0x50000;
+               rdc_flash_parts[6].size = 0x10;
+               rdc_flash_parts[7].name = "recoveryfs";
+               rdc_flash_parts[7].offset = rdc_map_info.size - 0x4fff0;
+               rdc_flash_parts[7].size = 0x3fff0;
+               rdc_flash_parts[8].name = "recovery_parthdr";
+               rdc_flash_parts[8].offset = rdc_map_info.size - 0x10000;
+               rdc_flash_parts[8].size = 0x10;
+               rdc_flash_parts[9].name = "recovery";
+               rdc_flash_parts[9].offset = rdc_map_info.size - 0xfff0;
+               rdc_flash_parts[9].size = 0x7ff0;
+               rdc_flash_parts[10].name = "productinfo_parthdr";
+               rdc_flash_parts[10].offset = rdc_map_info.size - 0x8000;
+               rdc_flash_parts[10].size = 0x10;
+               rdc_flash_parts[11].name = "productinfo";
+               rdc_flash_parts[11].offset = rdc_map_info.size - 0x7ff0;
+               rdc_flash_parts[11].size = 0x1ff0;
+               rdc_flash_parts[12].name = "bootloader_parthdr";
+               rdc_flash_parts[12].offset = rdc_map_info.size - 0x6000;
+               rdc_flash_parts[12].size = 0x10;
+               rdc_flash_parts[13].name = "bootloader";
+               rdc_flash_parts[13].offset = rdc_map_info.size - 0x5ff0;
+               rdc_flash_parts[13].size = 0x5ff0;
+               rdc_flash_parts[14].name = "everything";
+               rdc_flash_parts[14].offset = 0;
+               rdc_flash_parts[14].size = rdc_map_info.size;
+               rdc_flash_data.nr_parts = 15;
+       } else {        /* ZyXEL */
+               rdc_flash_parts[0].name = "kernel";
+               rdc_flash_parts[0].offset = 0;
+               rdc_flash_parts[0].size = 0x100000;
+               rdc_flash_parts[1].name = "rootfs";
+               rdc_flash_parts[1].offset = 0x100000;
+               rdc_flash_parts[1].size = rdc_map_info.size - 0x140000;
+               rdc_flash_parts[2].name = "linux";
+               rdc_flash_parts[2].offset = 0;
+               rdc_flash_parts[2].size = rdc_map_info.size - 0x40000;
+               rdc_flash_parts[3].name = "config";
+               rdc_flash_parts[3].offset = rdc_map_info.size - 0x40000;
+               rdc_flash_parts[3].size = 0x10000;
+               rdc_flash_parts[4].name = "productinfo";
+               rdc_flash_parts[4].offset = rdc_map_info.size - 0x30000;
+               rdc_flash_parts[4].size = 0x10000;
+               rdc_flash_parts[5].name = "bootloader";
+               rdc_flash_parts[5].offset = rdc_map_info.size - 0x20000;
+               rdc_flash_parts[5].size = 0x20000;
+               rdc_flash_data.nr_parts = 6;
+       }
+#endif
+       return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs));
 }
 
 }
 
+#ifdef CONFIG_MTD_RDC3210
 arch_initcall(rdc_board_setup);
 arch_initcall(rdc_board_setup);
+#else
+late_initcall(rdc_board_setup);
+#endif
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