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@ -3,8 +3,9 @@ |
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* |
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* Generic RDC321x platform devices |
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* |
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* Copyright (C) 2007 OpenWrt.org |
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* Copyright (C) 2007-2008 OpenWrt.org |
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* Copyright (C) 2007 Florian Fainelli <florian@openwrt.org> |
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* Copyright (C) 2008 Daniel Gimpelevich <daniel@gimpelevich.san-francisco.ca.us> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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@ -32,10 +33,14 @@ |
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#include <linux/leds.h> |
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#include <linux/gpio_keys.h> |
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#include <linux/input.h> |
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#include <linux/mtd/map.h> |
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#include <linux/mtd/mtd.h> |
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#include <linux/mtd/physmap.h> |
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#include <linux/root_dev.h> |
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#include <asm/gpio.h> |
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/* Flash */ |
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#ifdef CONFIG_MTD_RDC3210 |
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static struct resource rdc_flash_resource[] = { |
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[0] = { |
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.start = (u32)-CONFIG_MTD_RDC3210_SIZE, |
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@ -50,6 +55,26 @@ static struct platform_device rdc_flash_device = { |
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.num_resources = ARRAY_SIZE(rdc_flash_resource), |
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.resource = rdc_flash_resource, |
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}; |
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#else |
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static struct mtd_partition rdc_flash_parts[15]; |
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static struct resource rdc_flash_resource = { |
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.end = (u32)-1, |
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.flags = IORESOURCE_MEM, |
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}; |
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static struct physmap_flash_data rdc_flash_data = { |
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.parts = rdc_flash_parts, |
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}; |
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static struct platform_device rdc_flash_device = { |
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.name = "physmap-flash", |
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.id = -1, |
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.resource = &rdc_flash_resource, |
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.num_resources = 1, |
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.dev.platform_data = &rdc_flash_data, |
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}; |
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#endif |
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/* LEDS */ |
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static struct gpio_led default_leds[] = { |
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@ -106,9 +131,131 @@ static struct platform_device *rdc321x_devs[] = { |
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&rdc321x_button |
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}; |
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static int __init rdc_board_setup(void) |
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static int probe_flash_start(struct map_info *the_map) |
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{ |
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struct mtd_info *res; |
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the_map->virt = ioremap(the_map->phys, the_map->size); |
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if (the_map->virt == NULL) |
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return 1; |
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for (the_map->bankwidth = 32; the_map->bankwidth; the_map->bankwidth |
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>>= 1) { |
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res = do_map_probe("cfi_probe", the_map); |
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if (res == NULL) |
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res = do_map_probe("jedec_probe", the_map); |
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if (res != NULL) |
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break; |
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} |
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iounmap(the_map->virt); |
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if (res != NULL) |
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the_map->phys = (u32)-(s32)(the_map->size = res->size); |
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return res == NULL; |
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} |
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static __init int rdc_board_setup(void) |
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{ |
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#ifndef CONFIG_MTD_RDC3210 |
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struct map_info rdc_map_info; |
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u32 the_header[4]; |
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ROOT_DEV = 0; |
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rdc_map_info.name = rdc_flash_device.name; |
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rdc_map_info.phys = 0xff000000; |
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rdc_map_info.size = 0x1000000; |
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rdc_map_info.bankwidth = 2; |
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rdc_map_info.set_vpp = NULL; |
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simple_map_init(&rdc_map_info); |
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while (probe_flash_start(&rdc_map_info)) { |
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rdc_map_info.phys++; |
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if (--rdc_map_info.size) |
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panic("Not to be or to be: That" |
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" is not the question."); |
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} |
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rdc_flash_resource.start = rdc_map_info.phys; |
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rdc_flash_data.width = rdc_map_info.bankwidth; |
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rdc_map_info.virt = (u32)ioremap_nocache(rdc_map_info.phys, 0x10); |
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if (rdc_map_info.virt == NULL) |
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panic("Something's rotten in Denmark!"); |
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the_header[0] = ((u32 *)rdc_map_info.virt)[0]; |
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the_header[1] = ((u32 *)rdc_map_info.virt)[1]; |
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the_header[2] = ((u32 *)rdc_map_info.virt)[2]; |
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the_header[3] = ((u32 *)rdc_map_info.virt)[3]; |
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iounmap(rdc_map_info.virt); |
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if (!memcmp(the_header, "GMTK", 4)) { /* Gemtek */ |
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/* TODO */ |
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} else if (!memcmp(the_header, "CSYS", 4)) { /* Sitecom */ |
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/* TODO */ |
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} else if (!memcmp(((u8 *)the_header) + 14, "Li", 2)) { /* AMIT */ |
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rdc_flash_parts[0].name = "kernel_parthdr"; |
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rdc_flash_parts[0].offset = 0; |
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rdc_flash_parts[0].size = 0x10; |
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rdc_flash_parts[1].name = "kernel"; |
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rdc_flash_parts[1].offset = 0x10; |
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rdc_flash_parts[1].size = 0xffff0; |
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rdc_flash_parts[2].name = "rootfs_parthdr"; |
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rdc_flash_parts[2].offset = 0x100000; |
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rdc_flash_parts[2].size = 0x10; |
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rdc_flash_parts[3].name = "rootfs"; |
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rdc_flash_parts[3].offset = 0x100010; |
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rdc_flash_parts[3].size = rdc_map_info.size - 0x160010; |
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rdc_flash_parts[4].name = "config_parthdr"; |
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rdc_flash_parts[4].offset = rdc_map_info.size - 0x60000; |
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rdc_flash_parts[4].size = 0x10; |
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rdc_flash_parts[5].name = "config"; |
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rdc_flash_parts[5].offset = rdc_map_info.size - 0x5fff0; |
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rdc_flash_parts[5].size = 0xfff0; |
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rdc_flash_parts[6].name = "recoveryfs_parthdr"; |
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rdc_flash_parts[6].offset = rdc_map_info.size - 0x50000; |
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rdc_flash_parts[6].size = 0x10; |
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rdc_flash_parts[7].name = "recoveryfs"; |
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rdc_flash_parts[7].offset = rdc_map_info.size - 0x4fff0; |
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rdc_flash_parts[7].size = 0x3fff0; |
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rdc_flash_parts[8].name = "recovery_parthdr"; |
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rdc_flash_parts[8].offset = rdc_map_info.size - 0x10000; |
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rdc_flash_parts[8].size = 0x10; |
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rdc_flash_parts[9].name = "recovery"; |
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rdc_flash_parts[9].offset = rdc_map_info.size - 0xfff0; |
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rdc_flash_parts[9].size = 0x7ff0; |
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rdc_flash_parts[10].name = "productinfo_parthdr"; |
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rdc_flash_parts[10].offset = rdc_map_info.size - 0x8000; |
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rdc_flash_parts[10].size = 0x10; |
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rdc_flash_parts[11].name = "productinfo"; |
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rdc_flash_parts[11].offset = rdc_map_info.size - 0x7ff0; |
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rdc_flash_parts[11].size = 0x1ff0; |
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rdc_flash_parts[12].name = "bootloader_parthdr"; |
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rdc_flash_parts[12].offset = rdc_map_info.size - 0x6000; |
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rdc_flash_parts[12].size = 0x10; |
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rdc_flash_parts[13].name = "bootloader"; |
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rdc_flash_parts[13].offset = rdc_map_info.size - 0x5ff0; |
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rdc_flash_parts[13].size = 0x5ff0; |
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rdc_flash_parts[14].name = "everything"; |
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rdc_flash_parts[14].offset = 0; |
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rdc_flash_parts[14].size = rdc_map_info.size; |
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rdc_flash_data.nr_parts = 15; |
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} else { /* ZyXEL */ |
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rdc_flash_parts[0].name = "kernel"; |
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rdc_flash_parts[0].offset = 0; |
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rdc_flash_parts[0].size = 0x100000; |
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rdc_flash_parts[1].name = "rootfs"; |
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rdc_flash_parts[1].offset = 0x100000; |
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rdc_flash_parts[1].size = rdc_map_info.size - 0x140000; |
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rdc_flash_parts[2].name = "config"; |
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rdc_flash_parts[2].offset = rdc_map_info.size - 0x40000; |
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rdc_flash_parts[2].size = 0x10000; |
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rdc_flash_parts[3].name = "productinfo"; |
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rdc_flash_parts[3].offset = rdc_map_info.size - 0x30000; |
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rdc_flash_parts[3].size = 0x10000; |
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rdc_flash_parts[4].name = "bootloader"; |
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rdc_flash_parts[4].offset = rdc_map_info.size - 0x20000; |
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rdc_flash_parts[4].size = 0x20000; |
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rdc_flash_data.nr_parts = 5; |
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} |
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#endif |
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return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs)); |
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} |
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#ifdef CONFIG_MTD_RDC3210 |
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arch_initcall(rdc_board_setup); |
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#else |
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late_initcall(rdc_board_setup); |
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#endif |
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