[ARM] pxa: add pxa3xx NAND support for zylonite

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/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index 7465a9ce1686..13ab2985a026 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -29,6 +29,7 @@
 #include <asm/arch/zylonite.h>
 #include <asm/arch/mmc.h>
 #include <asm/arch/pxa27x_keypad.h>
+#include <asm/arch/pxa3xx_nand.h>
 
 #include "devices.h"
 #include "generic.h"
@@ -324,6 +325,57 @@ static void __init zylonite_init_keypad(void)
 static inline void zylonite_init_keypad(void) {}
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+static struct mtd_partition zylonite_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 zylonite_nand_info = {
+        .enable_arbiter = 1,
+        .parts          = zylonite_nand_partitions,
+        .nr_parts       = ARRAY_SIZE(zylonite_nand_partitions),
+};
+
+static void __init zylonite_init_nand(void)
+{
+        pxa3xx_set_nand_info(&zylonite_nand_info);
+}
+#else
+static inline void zylonite_init_nand(void) {}
+#endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
+
 static void __init zylonite_init(void)
 {
         /* board-processor specific initialization */
@@ -342,6 +394,7 @@ static void __init zylonite_init(void)
         zylonite_init_lcd();
         zylonite_init_mmc();
         zylonite_init_keypad();
+        zylonite_init_nand();
 }
 
 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")