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Diffstat (limited to 'target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c')
-rw-r--r--target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c285
1 files changed, 58 insertions, 227 deletions
diff --git a/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c
index 3b3de774eb..f655458bcc 100644
--- a/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c
+++ b/target/linux/rdc/files-2.6.30/arch/x86/mach-rdc321x/platform.c
@@ -23,267 +23,98 @@
*/
#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/device.h>
+//#include <linux/kernel.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_buttons.h>
-#include <linux/input.h>
+//#include <linux/version.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>
-/* Flash */
-#ifdef CONFIG_MTD_R8610
-#define CONFIG_MTD_RDC3210 1
-#elif defined CONFIG_MTD_RDC3210
-static struct resource rdc_flash_resource[] = {
- [0] = {
- .start = (u32)-CONFIG_MTD_RDC3210_SIZE,
- .end = (u32)-1,
- .flags = IORESOURCE_MEM,
- },
-};
+#include <asm/rdc_boards.h>
-static struct platform_device rdc_flash_device = {
- .name = "rdc321x-flash",
- .id = -1,
- .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
+static struct rdc_platform_data rdcplat_data;
/* LEDS */
-static struct gpio_led default_leds[] = {
- { .name = "rdc321x:dmz", .gpio = 1, .active_low = 1},
-};
-
-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_led_platform_data rdc321x_led_data = {
- .num_leds = ARRAY_SIZE(default_leds),
- .leds = default_leds,
-};
-
static struct platform_device rdc321x_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
- .platform_data = &rdc321x_led_data,
+ .platform_data = &rdcplat_data.led_data,
}
};
/* Button */
-static struct gpio_button rdc321x_gpio_btn[] = {
- {
- .gpio = 6,
- .code = BTN_0,
- .desc = "Reset",
- .active_low = 1,
- }
-};
-
-static struct gpio_buttons_platform_data rdc321x_gpio_btn_data = {
- .buttons = rdc321x_gpio_btn,
- .nbuttons = ARRAY_SIZE(rdc321x_gpio_btn),
-};
-
-static struct platform_device rdc321x_button = {
+static struct platform_device rdc321x_buttons = {
.name = "gpio-buttons",
.id = -1,
.dev = {
- .platform_data = &rdc321x_gpio_btn_data,
+ .platform_data = &rdcplat_data.button_data,
}
};
-
-static struct platform_device *rdc321x_devs[] = {
- &rdc_flash_device,
+
+static __initdata struct platform_device *rdc321x_devs[] = {
&rdc321x_leds,
- &rdc321x_button,
+ &rdc321x_buttons,
};
-static int probe_flash_start(struct map_info *the_map)
-{
- struct mtd_info *res;
+const char *__initdata boards[] = {
+ "Sitecom",
+ "AR525W",
+ "Bifferboard",
+ "R8610",
+ 0
+};
- 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 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)
{
-#ifndef CONFIG_MTD_RDC3210
- struct map_info rdc_map_info;
- u32 the_header[8];
-
- ROOT_DEV = 0;
- rdc_map_info.name = rdc_flash_device.name;
- rdc_map_info.size = 0x800000; //8MB
- rdc_map_info.phys = (u32) -rdc_map_info.size;
- rdc_map_info.bankwidth = 2;
- rdc_map_info.set_vpp = NULL;
+ struct mtd_partition *partitions;
+ int count, res;
+ struct mtd_info *mtdinfo;
+
simple_map_init(&rdc_map_info);
- while (probe_flash_start(&rdc_map_info)) {
- if (rdc_map_info.size /= 2 < 0x100000) //1MB
- panic("Could not find start of flash!");
+
+ while (true) {
+ 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;
}
- rdc_flash_resource.start = rdc_map_info.phys;
- rdc_flash_data.width = rdc_map_info.bankwidth;
- rdc_map_info.virt = ioremap_nocache(rdc_map_info.phys, 0x10);
- if (rdc_map_info.virt == NULL)
- panic("Could not ioremap to read device magic!");
- 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);
- rdc_map_info.virt = ioremap_nocache(rdc_map_info.phys + 0x8000, 0x10);
- if (rdc_map_info.virt == NULL)
- panic("Could not ioremap to read device magic!");
- the_header[4] = ((u32 *)rdc_map_info.virt)[0];
- the_header[5] = ((u32 *)rdc_map_info.virt)[1];
- the_header[6] = ((u32 *)rdc_map_info.virt)[2];
- the_header[7] = ((u32 *)rdc_map_info.virt)[3];
- iounmap(rdc_map_info.virt);
- if (!memcmp(the_header, "GMTK", 4)) { /* Gemtek */
- /* TODO */
- } else if (!memcmp(the_header + 4, "CSYS", 4)) { /* Sitecom */
- rdc_flash_parts[0].name = "system";
- rdc_flash_parts[0].offset = 0;
- rdc_flash_parts[0].size = rdc_map_info.size - 0x10000;
- rdc_flash_parts[1].name = "config";
- rdc_flash_parts[1].offset = 0;
- rdc_flash_parts[1].size = 0x8000;
- rdc_flash_parts[2].name = "magic";
- rdc_flash_parts[2].offset = 0x8000;
- rdc_flash_parts[2].size = 0x14;
- rdc_flash_parts[3].name = "kernel";
- rdc_flash_parts[3].offset = 0x8014;
- rdc_flash_parts[3].size = the_header[5];
- rdc_flash_parts[4].name = "rootfs";
- rdc_flash_parts[4].offset = 0x8014 + the_header[5];
- rdc_flash_parts[4].size = rdc_flash_parts[0].size - rdc_flash_parts[4].offset;
- rdc_flash_parts[5].name = "bootloader";
- rdc_flash_parts[5].offset = rdc_flash_parts[0].size;
- rdc_flash_parts[5].size = 0x10000;
- rdc_flash_data.nr_parts = 6;
-
- rdc321x_led_data.num_leds = ARRAY_SIZE(sitecom_leds);
- rdc321x_led_data.leds = sitecom_leds;
- } 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;
+
+ count = parse_mtd_partitions(mtdinfo, boards, &partitions, (unsigned long) &rdcplat_data);
+
+ if (count <= 0) {
+ panic("RDC321x: can't identify board type");
+ return -ENOSYS;
}
-#endif
+
+ ROOT_DEV = 0;
+ res = add_mtd_partitions(mtdinfo, partitions, count);
+ if (res)
+ return res;
+
return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs));
+
}
-#ifdef CONFIG_MTD_RDC3210
-arch_initcall(rdc_board_setup);
-#else
late_initcall(rdc_board_setup);
-#endif
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