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ARM: S3C64XX: add nand support for mach-mini6410

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Add nand device support and mtd partition
table for mini6410

Signed-off-by: Darius Augulis <augulis.darius@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Darius Augulis 2010-10-19 16:04:16 +09:00 committed by Kukjin Kim
parent e9debd989b
commit 1c5d76ef30
2 changed files with 42 additions and 0 deletions
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1
arch/arm/mach-s3c64xx/Kconfig
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@ -105,6 +105,7 @@ config MACH_MINI6410
select S3C_DEV_HSMMC1
select S3C64XX_SETUP_SDHCI
select S3C_DEV_USB_HOST
select S3C_DEV_NAND
help
Machine support for the FriendlyARM MINI6410

41
arch/arm/mach-s3c64xx/mach-mini6410.c
View file

@ -18,6 +18,8 @@
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/dm9000.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/serial_core.h>
#include <linux/types.h>
@ -32,6 +34,7 @@
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/nand.h>
#include <plat/regs-serial.h>
#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
@ -103,11 +106,47 @@ static struct platform_device mini6410_device_eth = {
},
};
static struct mtd_partition mini6410_nand_part[] = {
[0] = {
.name = "uboot",
.size = SZ_1M,
.offset = 0,
},
[1] = {
.name = "kernel",
.size = SZ_2M,
.offset = SZ_1M,
},
[2] = {
.name = "rootfs",
.size = MTDPART_SIZ_FULL,
.offset = SZ_1M + SZ_2M,
},
};
static struct s3c2410_nand_set mini6410_nand_sets[] = {
[0] = {
.name = "nand",
.nr_chips = 1,
.nr_partitions = ARRAY_SIZE(mini6410_nand_part),
.partitions = mini6410_nand_part,
},
};
static struct s3c2410_platform_nand mini6410_nand_info = {
.tacls = 25,
.twrph0 = 55,
.twrph1 = 40,
.nr_sets = ARRAY_SIZE(mini6410_nand_sets),
.sets = mini6410_nand_sets,
};
static struct platform_device *mini6410_devices[] __initdata = {
&mini6410_device_eth,
&s3c_device_hsmmc0,
&s3c_device_hsmmc1,
&s3c_device_ohci,
&s3c_device_nand,
};
static void __init mini6410_map_io(void)
@ -121,6 +160,8 @@ static void __init mini6410_machine_init(void)
{
u32 cs1;
s3c_nand_set_platdata(&mini6410_nand_info);
/* configure nCS1 width to 16 bits */
cs1 = __raw_readl(S3C64XX_SROM_BW) &