From fd4a399e4d4fad4c9985d7a3bbdca0f23da5a3da Mon Sep 17 00:00:00 2001 From: Stephan Hoffmann Date: Sun, 18 Aug 2013 19:48:06 +0200 Subject: [PATCH] board: add support for the i.MX6 Wandboard platform Wandboard is a low cost iMX6 system consiting of an EDM standard processor module and a small base board. http://www.wandboard.org Signed-off-by: Stephan Hoffmann Acked-by: Arnout Vandecappelle (Essensium/Mind) Signed-off-by: Thomas Petazzoni --- board/wandboard/readme.txt | 37 +++++++++++++++++++++++++++++++++++ board/wandboard/uboot-env.txt | 20 +++++++++++++++++++ configs/wandboard_defconfig | 22 +++++++++++++++++++++ 3 files changed, 79 insertions(+) create mode 100644 board/wandboard/readme.txt create mode 100644 board/wandboard/uboot-env.txt create mode 100644 configs/wandboard_defconfig diff --git a/board/wandboard/readme.txt b/board/wandboard/readme.txt new file mode 100644 index 0000000000..4dd9c2c7f0 --- /dev/null +++ b/board/wandboard/readme.txt @@ -0,0 +1,37 @@ +Minimal board support for the Wandboard + +Wandboard's homepage is here: http://www.wandboard.org/ + +This config is only tested with the dual core wandboard. + +Installing: + +You need a micro SD card and a slot/adapter for your development machine. + +Partition the SD card leaving at least 1 MB in front of the first partition. + +Partition layout (example): + +Disk /dev/sdi: 3965 MB, 3965190144 bytes +255 heads, 63 sectors/track, 482 cylinders +Units = cylinders of 16065 * 512 = 8225280 bytes +Sector size (logical/physical): 512 bytes / 512 bytes +I/O size (minimum/optimal): 512 bytes / 512 bytes +Disk identifier: 0x77b47445 + + Device Boot Start End Blocks Id System +/dev/sdi1 2 482 3863632+ 83 Linux + +Copy u-boot and its environment to the SD card: +sudo dd if=output/images/u-boot.imx bs=512 seek=2 of=/dev/sd +sudo dd if=output/images/uboot-env.bin bs=512 seek=768 of=/dev/sd + +Copy the root filesystem: +sudo dd if=output/images/rootfs.ext2 of=/dev/sd1 + +Alternative commands to copy root filesystem: +sudo mkfs.ext4 /dev/sd1 +sudo mount /dev/sd1 /mnt +sudo tar xf output/images/rootfs.tar -C /mnt +sudo umount /mnt + diff --git a/board/wandboard/uboot-env.txt b/board/wandboard/uboot-env.txt new file mode 100644 index 0000000000..7ca2b1a85c --- /dev/null +++ b/board/wandboard/uboot-env.txt @@ -0,0 +1,20 @@ +baudrate=115200 +bootcmd=mmc dev ${mmcdev}; if mmc rescan; then if run loadbootscript; then run bootscript; else if run loaduimage; then run mmcboot; else run netboot; fi; fi; else run netboot; fi +bootdelay=3 +bootscript=echo Running bootscript from mmc ...; source +console=ttymxc0 +ethact=FEC +ethaddr=00:1f:7b:b2:05:ee +ethprime=FEC +loadaddr=0x12000000 +loadbootscript=ext2load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script}; +loaduimage=ext2load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage} +mmcargs=setenv bootargs console=${console},${baudrate} root=${mmcroot} +mmcboot=echo Booting from mmc ...; run mmcargs; bootm; +mmcdev=0 +mmcpart=1 +mmcroot=/dev/mmcblk0p1 rootwait rw +netargs=setenv bootargs console=${console},${baudrate} root=/dev/nfs ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp +netboot=echo Booting from net ...; run netargs; if test ${ip_dyn} = yes; then setenv get_cmd dhcp; else setenv get_cmd tftp; fi; ${get_cmd} ${uimage}; if test ${boot_fdt} = yes || test ${boot_fdt} = try; then if ${get_cmd} ${fdt_addr} ${fdt_file}; then bootm ${loadaddr} - ${fdt_addr}; else if test ${boot_fdt} = try; then bootm; else echo WARN: Cannot load the DT; fi; fi; else bootm; fi; +script=boot/boot.scr +uimage=boot/uImage diff --git a/configs/wandboard_defconfig b/configs/wandboard_defconfig new file mode 100644 index 0000000000..ca4ce8711a --- /dev/null +++ b/configs/wandboard_defconfig @@ -0,0 +1,22 @@ +BR2_arm=y +BR2_cortex_a9=y +BR2_KERNEL_HEADERS_3_0=y +BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0" +BR2_TARGET_ROOTFS_EXT2=y +BR2_TARGET_ROOTFS_EXT2_4=y +BR2_TARGET_UBOOT=y +BR2_TARGET_UBOOT_BOARDNAME="wandboard_dl" +BR2_TARGET_UBOOT_CUSTOM_GIT=y +BR2_TARGET_UBOOT_CUSTOM_GIT_REPO_URL="git://git.denx.de/u-boot-imx.git" +BR2_TARGET_UBOOT_CUSTOM_GIT_VERSION="326ea986ac150acdc7656d57fca647db80b50158" +BR2_TARGET_UBOOT_FORMAT_CUSTOM=y +BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME="u-boot.imx" +BR2_TARGET_UBOOT_ENVIMAGE=y +BR2_TARGET_UBOOT_ENVIMAGE_SOURCE="board/wandboard/uboot-env.txt" +BR2_TARGET_UBOOT_ENVIMAGE_SIZE="0x2000" +BR2_LINUX_KERNEL=y +BR2_LINUX_KERNEL_CUSTOM_GIT=y +BR2_LINUX_KERNEL_CUSTOM_GIT_REPO_URL="git://repo.or.cz/wandboard.git" +BR2_LINUX_KERNEL_CUSTOM_GIT_VERSION="86429847b5152f040f190015faedcac49b243328" +BR2_LINUX_KERNEL_DEFCONFIG="wandboard" +BR2_LINUX_KERNEL_INSTALL_TARGET=y -- 2.30.2