[ARM] pxa: add pxa3xx NAND support for littleton

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Cc: Sergey Podstavin <spodstavin@ru.mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 53 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index ff81a84c19aa..9a4f51d48758 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -38,6 +38,7 @@
 #include <asm/arch/pxafb.h>
 #include <asm/arch/ssp.h>
 #include <asm/arch/pxa27x_keypad.h>
+#include <asm/arch/pxa3xx_nand.h>
 #include <asm/arch/littleton.h>
 
 #include "generic.h"
@@ -361,6 +362,57 @@ static void __init littleton_init_keypad(void)
 static inline void littleton_init_keypad(void) {}
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+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 */
+        },
+        /* NOTE: we reserve some blocks at the end of the NAND flash for
+         * bad block management, and the max number of relocation blocks
+         * differs on different platforms. Please take care with it when
+         * defining 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 /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
+
 static void __init littleton_init(void)
 {
         /* initialize MFP configurations */
@@ -374,6 +426,7 @@ static void __init littleton_init(void)
 
         littleton_init_lcd();
         littleton_init_keypad();
+        littleton_init_nand();
 }
 
 MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")