From 272eb575eb3d5348fe0f0a97a22b5e603bd51d11 Mon Sep 17 00:00:00 2001
From: Ben Dooks <ben-linux@fluff.org>
Date: Sun, 2 Apr 2006 16:16:15 +0100
Subject: [ARM] 3452/1: [S3C2410] RX3715 - add nand information

Patch from Ben Dooks

NAND definitions for the HP iPAQ RX3715's
internal NAND flash

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---
 arch/arm/mach-s3c2410/mach-rx3715.c | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

(limited to 'arch/arm')

diff --git a/arch/arm/mach-s3c2410/mach-rx3715.c b/arch/arm/mach-s3c2410/mach-rx3715.c
index 0260ed5ab946..306afc1d7cd3 100644
--- a/arch/arm/mach-s3c2410/mach-rx3715.c
+++ b/arch/arm/mach-s3c2410/mach-rx3715.c
@@ -32,6 +32,11 @@
 #include <linux/serial_core.h>
 #include <linux/serial.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>
@@ -46,6 +51,7 @@
 #include <asm/arch/regs-gpio.h>
 #include <asm/arch/regs-lcd.h>
 
+#include <asm/arch/nand.h>
 #include <asm/arch/fb.h>
 
 #include "clock.h"
@@ -170,12 +176,39 @@ static struct s3c2410fb_mach_info rx3715_lcdcfg __initdata = {
 	},
 };
 
+static struct mtd_partition rx3715_nand_part[] = {
+	[0] = {
+		.name		= "Whole Flash",
+		.offset		= 0,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= MTD_WRITEABLE,
+	}
+};
+
+static struct s3c2410_nand_set rx3715_nand_sets[] = {
+	[0] = {
+		.name		= "Internal",
+		.nr_chips	= 1,
+		.nr_partitions	= ARRAY_SIZE(rx3715_nand_part),
+		.partitions	= rx3715_nand_part,
+	},
+};
+
+static struct s3c2410_platform_nand rx3715_nand_info = {
+	.tacls		= 25,
+	.twrph0		= 50,
+	.twrph1		= 15,
+	.nr_sets	= ARRAY_SIZE(rx3715_nand_sets),
+	.sets		= rx3715_nand_sets,
+};
+
 static struct platform_device *rx3715_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
 	&s3c_device_i2c,
 	&s3c_device_iis,
+	&s3c_device_nand,
 };
 
 static struct s3c24xx_board rx3715_board __initdata = {
@@ -185,6 +218,8 @@ static struct s3c24xx_board rx3715_board __initdata = {
 
 static void __init rx3715_map_io(void)
 {
+	s3c_device_nand.dev.platform_data = &rx3715_nand_info;
+
 	s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
 	s3c24xx_init_clocks(16934000);
 	s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
-- 
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