[PATCH 11/14] at91sam9m10g45ek: update partition layout

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Mon Mar 12 07:17:59 EDT 2012


This will allow to boot from nand with the bootstrap.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
 arch/arm/boards/at91sam9m10g45ek/env/config |    4 ++--
 arch/arm/boards/at91sam9m10g45ek/init.c     |    9 +++++++--
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boards/at91sam9m10g45ek/env/config b/arch/arm/boards/at91sam9m10g45ek/env/config
index 3dea724..9be6331 100644
--- a/arch/arm/boards/at91sam9m10g45ek/env/config
+++ b/arch/arm/boards/at91sam9m10g45ek/env/config
@@ -25,8 +25,8 @@ kernelimage=uImage
 #kernelimage=Image.lzo
 
 nand_device=atmel_nand
-nand_parts="256k(barebox)ro,64k(bareboxenv),1536k(kernel),-(root)"
-rootfs_mtdblock_nand=3
+nand_parts="128k(at91bootstrap),256k(barebox)ro,128k(bareboxenv),128k(bareboxenv2),4M(kernel),120M(rootfs),-(data)"
+rootfs_mtdblock_nand=5
 
 autoboot_timeout=3
 
diff --git a/arch/arm/boards/at91sam9m10g45ek/init.c b/arch/arm/boards/at91sam9m10g45ek/init.c
index eff2769..1525795 100644
--- a/arch/arm/boards/at91sam9m10g45ek/init.c
+++ b/arch/arm/boards/at91sam9m10g45ek/init.c
@@ -33,6 +33,7 @@
 #include <io.h>
 #include <asm/hardware.h>
 #include <nand.h>
+#include <sizes.h>
 #include <linux/mtd/nand.h>
 #include <mach/at91_pmc.h>
 #include <mach/board.h>
@@ -141,10 +142,14 @@ static int at91sam9m10g45ek_devices_init(void)
 	at91_add_device_eth(&macb_pdata);
 	ek_add_device_mci();
 
-	devfs_add_partition("nand0", 0x00000, 0x80000, PARTITION_FIXED, "self_raw");
+	devfs_add_partition("nand0", 0x00000, SZ_128K, PARTITION_FIXED, "at91bootstrap_raw");
+	dev_add_bb_dev("at91bootstrap_raw", "at91bootstrap");
+	devfs_add_partition("nand0", SZ_128K, SZ_256K, PARTITION_FIXED, "self_raw");
 	dev_add_bb_dev("self_raw", "self0");
-	devfs_add_partition("nand0", 0x80000, 0x20000, PARTITION_FIXED, "env_raw");
+	devfs_add_partition("nand0", SZ_256K + SZ_128K, SZ_128K, PARTITION_FIXED, "env_raw");
 	dev_add_bb_dev("env_raw", "env0");
+	devfs_add_partition("nand0", SZ_512K, SZ_128K, PARTITION_FIXED, "env_raw1");
+	dev_add_bb_dev("env_raw1", "env1");
 
 	armlinux_set_bootparams((void *)(AT91_CHIPSELECT_6 + 0x100));
 	armlinux_set_architecture(MACH_TYPE_AT91SAM9M10G45EK);
-- 
1.7.7




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