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at91: AT91SAM9G20-EK fixes

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From 272f548fe8d0b811e0589e535f650f0507f6bccd Mon Sep 17 00:00:00 2001
 From: Owen Kirby <osk@exegin.com>
 Date: Fri, 11 Apr 2014 17:59:55 -0700
 Subject: [PATCH 2/3] [at91] AT91SAM9G20-EK fixes.

While testing the 3.10 kernel update, I found that the out-of-the-box device tree for the
the AT91SAM9G20EK uses a UBIFS rootfs and stores the DTB separately from the zImage.

Signed-off-by: Owen Kirby <osk@exegin.com>

SVN-Revision: 40597
This commit is contained in:
Hauke Mehrtens 2014-04-29 21:02:05 +00:00
parent f6cd23364b
commit b5f9e1632b
3 changed files with 37 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
target/linux/at91/config-default
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@ -58,8 +58,10 @@ CONFIG_CPU_TLB_V4WBI=y
CONFIG_CPU_USE_DOMAINS=y
CONFIG_CRC16=y
CONFIG_CRYPTO_CRC32C=y
CONFIG_CRYPTO_DEFLATE=y
CONFIG_CRYPTO_HASH=y
CONFIG_CRYPTO_HASH2=y
CONFIG_CRYPTO_LZO=y
CONFIG_DEBUG_BUGVERBOSE=y
CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S"
# CONFIG_DEBUG_PINCTRL is not set
@ -135,6 +137,8 @@ CONFIG_JBD2=y
CONFIG_JFFS2_ZLIB=y
CONFIG_KTIME_SCALAR=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
CONFIG_LZO_COMPRESS=y
CONFIG_LZO_DECOMPRESS=y
CONFIG_M25PXX_PREFER_SMALL_SECTOR_ERASE=y
CONFIG_M25PXX_USE_FAST_READ=y
CONFIG_MACB=y
@ -156,6 +160,11 @@ CONFIG_MTD_OF_PARTS=y
CONFIG_MTD_PHYSMAP=y
CONFIG_MTD_PHYSMAP_OF=y
# CONFIG_MTD_SM_COMMON is not set
CONFIG_MTD_UBI=y
CONFIG_MTD_UBI_BEB_LIMIT=20
# CONFIG_MTD_UBI_FASTMAP is not set
# CONFIG_MTD_UBI_GLUEBI is not set
CONFIG_MTD_UBI_WL_THRESHOLD=4096
CONFIG_MULTI_IRQ_HANDLER=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NEED_KUSER_HELPERS=y
@ -218,6 +227,11 @@ CONFIG_SPLIT_PTLOCK_CPUS=999999
# CONFIG_STAGING is not set
CONFIG_SYS_SUPPORTS_APM_EMULATION=y
CONFIG_TICK_CPU_ACCOUNTING=y
CONFIG_UBIFS_FS=y
CONFIG_UBIFS_FS_ADVANCED_COMPR=y
CONFIG_UBIFS_FS_LZO=y
# CONFIG_UBIFS_FS_XZ is not set
CONFIG_UBIFS_FS_ZLIB=y
CONFIG_UID16=y
CONFIG_UIDGID_CONVERTED=y
CONFIG_UNCOMPRESS_INCLUDE="mach/uncompress.h"

12
target/linux/at91/image/Makefile
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@ -7,6 +7,9 @@
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
UBIFS_OPTS = -F -m 2048 -e 126KiB -c 2048 -U
UBI_OPTS = -m 2048 -p 128KiB -s 512
define Build/Clean
$(MAKE) -C u-boot clean
endef
@ -28,11 +31,16 @@ define MkuImageDtb
-d $(KDIR)/zImage-$(1) $(BIN_DIR)/$(IMG_PREFIX)-$(1)-uImage
endef
define MkOftree
cp -u $(KDIR)/zImage $(BIN_DIR)/$(IMG_PREFIX)-zImage
cp $(LINUX_DIR)/arch/arm/boot/dts/$(2).dtb $(BIN_DIR)/$(IMG_PREFIX)-$(1)-oftree.dtb
endef
# Atmel
Image/Build/Kernel/AT91SAM9263EK=$(call MkuImageDtb,9263ek,at91sam9263ek)
Image/Build/Kernel/AT91SAM9G15EK=$(call MkuImageDtb,9g15ek,at91sam9g15ek)
Image/Build/Kernel/AT91SAM9G20EK=$(call MkuImageDtb,9g20ek,at91sam9g20ek)
Image/Build/Kernel/AT91SAM9G20EK-2MMC=$(call MkuImageDtb,9g20ek_2mmc,at91sam9g20ek_2mmc)
Image/Build/Kernel/AT91SAM9G20EK=$(call MkOftree,9g20ek,at91sam9g20ek)
Image/Build/Kernel/AT91SAM9G20EK-2MMC=$(call MkOftree,9g20ek_2mmc,at91sam9g20ek_2mmc)
Image/Build/Kernel/AT91SAM9G25EK=$(call MkuImageDtb,9g25ek,at91sam9g25ek)
Image/Build/Kernel/AT91SAM9G35EK=$(call MkuImageDtb,9g35ek,at91sam9g35ek)
Image/Build/Kernel/AT91SAM9M10G45EK=$(call MkuImageDtb,9m10g45ek,at91sam9m10g45ek)

13
target/linux/at91/image/ubinize.cfg Normal file
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@ -0,0 +1,13 @@
[rootfs]
# Volume mode (other option is static)
mode=ubi
# Source image
image=root.ubifs
# Volume ID in UBI image
vol_id=0
# Allow for dynamic resize
vol_type=dynamic
# Volume name
vol_name=rootfs
# Autoresize volume at first mount
vol_flags=autoresize