[PATCH 4/4] pxa: add PXA3xx NAND support for Littleton

[eric miao]

>From 6c41de6f63c5f34b2687ce033c50f937f870cae6 Mon Sep 17 00:00:00 2001
From: eric miao <eric.miao at marvell.com>
Date: Tue, 19 Feb 2008 11:17:16 +0800
Subject: [PATCH] pxa: add PXA3xx NAND support for Littleton

Signed-off-by: eric miao <eric.miao at marvell.com>
Cc: Sergey Podstavin <spodstavin at ru.mvista.com>
---
 arch/arm/mach-pxa/littleton.c |   52 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 52 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 0a4b54c..a610829 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -37,6 +37,7 @@
 #include <asm/arch/gpio.h>
 #include <asm/arch/pxafb.h>
 #include <asm/arch/ssp.h>
+#include <asm/arch/pxa3xx_nand.h>
 #include <asm/arch/littleton.h>

 #include "generic.h"
@@ -300,6 +301,56 @@ static void littleton_init_lcd(void)
 static inline void littleton_init_lcd(void) {};
 #endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULES */

+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULES)
+static struct mtd_partition littleton_nand_partitions[] = {
+	[0] = {
+		.name        = "Bootloader",
+		.offset      = 0,
+		.size        = 0x060000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[1] = {
+		.name        = "Kernel",
+		.offset      = 0x060000,
+		.size        = 0x200000,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	[2] = {
+		.name        = "Filesystem",
+		.offset      = 0x0260000,
+		.size        = 0x3000000,     /* 48M - rootfs */
+	},
+	[3] = {
+		.name        = "MassStorage",
+		.offset      = 0x3260000,
+		.size        = 0x3d40000,
+	},
+	[4] = {
+		.name        = "BBT",
+		.offset      = 0x6FA0000,
+		.size        = 0x80000,
+		.mask_flags  = MTD_WRITEABLE,  /* force read-only */
+	},
+	/* NOTES: We reserve some blocks for PXA3xx BBM at the end of NAND.
+	 * And the max relocation blocks is not same on different platform.
+	 * Please take care it when define the partition table.
+	 */
+};
+
+static struct pxa3xx_nand_platform_data littleton_nand_info = {
+	.enable_arbiter	= 1,
+	.parts		= littleton_nand_partitions,
+	.nr_parts	= ARRAY_SIZE(littleton_nand_partitions),
+};
+
+static void __init littleton_init_nand(void)
+{
+	pxa3xx_set_nand_info(&littleton_nand_info);
+}
+#else
+static inline void littleton_init_nand(void) {}
+#endif
+
 static void __init littleton_init(void)
 {
 	/* initialize MFP configurations */
@@ -312,6 +363,7 @@ static void __init littleton_init(void)
 	platform_device_register(&smc91x_device);

 	littleton_init_lcd();
+	littleton_init_nand();
 }

 MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform
(aka Littleton)")
-- 
1.5.3.8



-- 
Cheers
- eric