dee9b2e932
Patch from Ben Dooks Add SMDK2410/SMDK2440 NAND device information and default partition table. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
135 lines
2.9 KiB
C
135 lines
2.9 KiB
C
/* linux/arch/arm/mach-s3c2410/common-smdk.c
|
|
*
|
|
* Copyright (c) 2006 Simtec Electronics
|
|
* Ben Dooks <ben@simtec.co.uk>
|
|
*
|
|
* Common code for SMDK2410 and SMDK2440 boards
|
|
*
|
|
* http://www.fluff.org/ben/smdk2440/
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/types.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/list.h>
|
|
#include <linux/timer.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include <linux/mtd/mtd.h>
|
|
#include <linux/mtd/nand.h>
|
|
#include <linux/mtd/nand_ecc.h>
|
|
#include <linux/mtd/partitions.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/irq.h>
|
|
|
|
#include <asm/hardware.h>
|
|
#include <asm/io.h>
|
|
#include <asm/irq.h>
|
|
|
|
#include <asm/arch/regs-gpio.h>
|
|
|
|
#include <asm/arch/nand.h>
|
|
|
|
#include "devs.h"
|
|
#include "pm.h"
|
|
|
|
/* NAND parititon from 2.4.18-swl5 */
|
|
|
|
static struct mtd_partition smdk_default_nand_part[] = {
|
|
[0] = {
|
|
.name = "Boot Agent",
|
|
.size = SZ_16K,
|
|
.offset = 0,
|
|
},
|
|
[1] = {
|
|
.name = "S3C2410 flash parition 1",
|
|
.offset = 0,
|
|
.size = SZ_2M,
|
|
},
|
|
[2] = {
|
|
.name = "S3C2410 flash partition 2",
|
|
.offset = SZ_4M,
|
|
.size = SZ_4M,
|
|
},
|
|
[3] = {
|
|
.name = "S3C2410 flash partition 3",
|
|
.offset = SZ_8M,
|
|
.size = SZ_2M,
|
|
},
|
|
[4] = {
|
|
.name = "S3C2410 flash partition 4",
|
|
.offset = SZ_1M * 10,
|
|
.size = SZ_4M,
|
|
},
|
|
[5] = {
|
|
.name = "S3C2410 flash partition 5",
|
|
.offset = SZ_1M * 14,
|
|
.size = SZ_1M * 10,
|
|
},
|
|
[6] = {
|
|
.name = "S3C2410 flash partition 6",
|
|
.offset = SZ_1M * 24,
|
|
.size = SZ_1M * 24,
|
|
},
|
|
[7] = {
|
|
.name = "S3C2410 flash partition 7",
|
|
.offset = SZ_1M * 48,
|
|
.size = SZ_16M,
|
|
}
|
|
};
|
|
|
|
static struct s3c2410_nand_set smdk_nand_sets[] = {
|
|
[0] = {
|
|
.name = "NAND",
|
|
.nr_chips = 1,
|
|
.nr_partitions = ARRAY_SIZE(smdk_default_nand_part),
|
|
.partitions = smdk_default_nand_part,
|
|
},
|
|
};
|
|
|
|
/* choose a set of timings which should suit most 512Mbit
|
|
* chips and beyond.
|
|
*/
|
|
|
|
static struct s3c2410_platform_nand smdk_nand_info = {
|
|
.tacls = 20,
|
|
.twrph0 = 60,
|
|
.twrph1 = 20,
|
|
.nr_sets = ARRAY_SIZE(smdk_nand_sets),
|
|
.sets = smdk_nand_sets,
|
|
};
|
|
|
|
/* devices we initialise */
|
|
|
|
static struct platform_device __initdata *smdk_devs[] = {
|
|
&s3c_device_nand,
|
|
};
|
|
|
|
void __init smdk_machine_init(void)
|
|
{
|
|
/* Configure the LEDs (even if we have no LED support)*/
|
|
|
|
s3c2410_gpio_cfgpin(S3C2410_GPF4, S3C2410_GPF4_OUTP);
|
|
s3c2410_gpio_cfgpin(S3C2410_GPF5, S3C2410_GPF5_OUTP);
|
|
s3c2410_gpio_cfgpin(S3C2410_GPF6, S3C2410_GPF6_OUTP);
|
|
s3c2410_gpio_cfgpin(S3C2410_GPF7, S3C2410_GPF7_OUTP);
|
|
|
|
s3c2410_gpio_setpin(S3C2410_GPF4, 1);
|
|
s3c2410_gpio_setpin(S3C2410_GPF5, 1);
|
|
s3c2410_gpio_setpin(S3C2410_GPF6, 1);
|
|
s3c2410_gpio_setpin(S3C2410_GPF7, 1);
|
|
|
|
s3c_device_nand.dev.platform_data = &smdk_nand_info;
|
|
|
|
platform_add_devices(smdk_devs, ARRAY_SIZE(smdk_devs));
|
|
|
|
s3c2410_pm_init();
|
|
}
|