mirror of https://gitee.com/openkylin/linux.git
122 lines
2.6 KiB
C
122 lines
2.6 KiB
C
/*
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* board-sg.c -- support for the SnapGear KS8695 based boards
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/mtd/mtd.h>
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#include <linux/mtd/map.h>
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#include <linux/mtd/physmap.h>
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#include <linux/mtd/partitions.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/devices.h>
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#include "generic.h"
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/*
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* The SG310 machine type is fitted with a conventional 8MB Strataflash
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* device. Define its partitioning.
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*/
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#define FL_BASE 0x02000000
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#define FL_SIZE SZ_8M
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static struct mtd_partition sg_mtd_partitions[] = {
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[0] = {
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.name = "SnapGear Boot Loader",
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.size = SZ_128K,
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},
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[1] = {
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.name = "SnapGear non-volatile configuration",
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.size = SZ_512K,
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.offset = SZ_256K,
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},
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[2] = {
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.name = "SnapGear image",
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.offset = SZ_512K + SZ_256K,
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},
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[3] = {
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.name = "SnapGear StrataFlash",
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},
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[4] = {
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.name = "SnapGear Boot Tags",
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.size = SZ_128K,
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.offset = SZ_128K,
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},
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};
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static struct physmap_flash_data sg_mtd_pdata = {
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.width = 1,
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.nr_parts = ARRAY_SIZE(sg_mtd_partitions),
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.parts = sg_mtd_partitions,
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};
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static struct resource sg_mtd_resource[] = {
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[0] = {
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.start = FL_BASE,
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.end = FL_BASE + FL_SIZE - 1,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct platform_device sg_mtd_device = {
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.name = "physmap-flash",
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.id = 0,
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.num_resources = ARRAY_SIZE(sg_mtd_resource),
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.resource = sg_mtd_resource,
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.dev = {
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.platform_data = &sg_mtd_pdata,
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},
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};
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static void __init sg_init(void)
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{
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ks8695_add_device_lan();
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ks8695_add_device_wan();
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if (machine_is_sg310())
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platform_device_register(&sg_mtd_device);
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}
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#ifdef CONFIG_MACH_LITE300
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MACHINE_START(LITE300, "SecureComputing/SG300")
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/* SnapGear */
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.atag_offset = 0x100,
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.map_io = ks8695_map_io,
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.init_irq = ks8695_init_irq,
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.init_machine = sg_init,
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.timer = &ks8695_timer,
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.restart = ks8695_restart,
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MACHINE_END
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#endif
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#ifdef CONFIG_MACH_SG310
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MACHINE_START(SG310, "McAfee/SG310")
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/* SnapGear */
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.atag_offset = 0x100,
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.map_io = ks8695_map_io,
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.init_irq = ks8695_init_irq,
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.init_machine = sg_init,
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.timer = &ks8695_timer,
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.restart = ks8695_restart,
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MACHINE_END
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#endif
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#ifdef CONFIG_MACH_SE4200
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MACHINE_START(SE4200, "SecureComputing/SE4200")
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/* SnapGear */
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.atag_offset = 0x100,
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.map_io = ks8695_map_io,
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.init_irq = ks8695_init_irq,
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.init_machine = sg_init,
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.timer = &ks8695_timer,
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.restart = ks8695_restart,
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MACHINE_END
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#endif
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