From 205f80b89491358e978700436b988c1e2b9a70ed Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 13 May 2016 15:19:12 -0300 Subject: [PATCH] configs: new configuration for NXP i.MX7 SabreSD Signed-off-by: Fabio Estevam Signed-off-by: Thomas Petazzoni --- board/freescale/imx7dsdb/genimage.cfg | 41 ++++++++++++++++++ board/freescale/imx7dsdb/post-image.sh | 16 +++++++ board/freescale/imx7dsdb/readme.txt | 54 ++++++++++++++++++++++++ configs/freescale_imx7dsabresd_defconfig | 36 ++++++++++++++++ 4 files changed, 147 insertions(+) create mode 100644 board/freescale/imx7dsdb/genimage.cfg create mode 100755 board/freescale/imx7dsdb/post-image.sh create mode 100644 board/freescale/imx7dsdb/readme.txt create mode 100644 configs/freescale_imx7dsabresd_defconfig diff --git a/board/freescale/imx7dsdb/genimage.cfg b/board/freescale/imx7dsdb/genimage.cfg new file mode 100644 index 0000000000..aa6ae9e21e --- /dev/null +++ b/board/freescale/imx7dsdb/genimage.cfg @@ -0,0 +1,41 @@ +# Minimal microSD card image for the Freescale's i.MX7D SDB board +# +# We mimic the .sdcard Freescale's image format for i.MX7D: +# * the microSD card must have 1 kB free space at the beginning, +# * U-Boot is dumped as is, +# * a FAT partition at offset 8 MB is containing zImage and dtbs, +# * a single root filesystem partition is required (Ext4 in this case). +# + +image boot.vfat { + vfat { + files = { + "imx7d-sdb.dtb", + "zImage" + } + } + size = 16M +} + +image sdcard.img { + hdimage { + } + + partition u-boot { + in-partition-table = "no" + image = "u-boot.imx" + offset = 1024 + } + + partition boot { + partition-type = 0xC + bootable = "true" + image = "boot.vfat" + offset = 8M + } + + partition rootfs { + partition-type = 0x83 + image = "rootfs.ext4" + } +} diff --git a/board/freescale/imx7dsdb/post-image.sh b/board/freescale/imx7dsdb/post-image.sh new file mode 100755 index 0000000000..87573557ca --- /dev/null +++ b/board/freescale/imx7dsdb/post-image.sh @@ -0,0 +1,16 @@ +#!/usr/bin/env bash + +BOARD_DIR="$(dirname $0)" +GENIMAGE_CFG="${BOARD_DIR}/genimage.cfg" +GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp" + +rm -rf "${GENIMAGE_TMP}" + +genimage \ + --rootpath "${TARGET_DIR}" \ + --tmppath "${GENIMAGE_TMP}" \ + --inputpath "${BINARIES_DIR}" \ + --outputpath "${BINARIES_DIR}" \ + --config "${GENIMAGE_CFG}" + +exit $? diff --git a/board/freescale/imx7dsdb/readme.txt b/board/freescale/imx7dsdb/readme.txt new file mode 100644 index 0000000000..c72e9a979d --- /dev/null +++ b/board/freescale/imx7dsdb/readme.txt @@ -0,0 +1,54 @@ +*************************** +Freescale i.MX7D SDB board +*************************** + +This file documents the Buildroot support for the Freescale i.MX7D SDB board. + +Build +===== + +First, configure Buildroot for your i.MX7D SDB board: + + make freescale_imx7dsabresd_defconfig + +Build all components: + + make + +You will find in output/images/ the following files: + - imx7d-sdb.dtb + - rootfs.ext4 + - rootfs.tar + - sdcard.img + - u-boot.imx + - zImage + +Create a bootable SD card +========================= + +To determine the device associated to the SD card have a look in the +/proc/partitions file: + + cat /proc/partitions + +Buildroot prepares a bootable "sdcard.img" image in the output/images/ +directory, ready to be dumped on a SD card. Launch the following +command as root: + + dd if=./output/images/sdcard.img of=/dev/ + +*** WARNING! This will destroy all the card content. Use with care! *** + +For details about the medium image layout, see the definition in +board/freescale/imx7dsdb/genimage.cfg. + +Boot the i.MX7D SDB board +========================= + +To boot your newly created system: +- insert the SD card in the SD slot of the board; +- put a micro USB cable into the Debug USB Port and connect using a terminal + emulator at 115200 bps, 8n1; +- power on the board. + +Enjoy! diff --git a/configs/freescale_imx7dsabresd_defconfig b/configs/freescale_imx7dsabresd_defconfig new file mode 100644 index 0000000000..676804118f --- /dev/null +++ b/configs/freescale_imx7dsabresd_defconfig @@ -0,0 +1,36 @@ +# architecture +BR2_arm=y +BR2_cortex_a7=y + +# Linux headers same as kernel, a 4.1 series +BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_1=y + +# system +BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0" + +# Kernel +BR2_LINUX_KERNEL=y +BR2_LINUX_KERNEL_CUSTOM_GIT=y +BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://git.freescale.com/imx/linux-2.6-imx.git" +BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="rel_imx_4.1.15_1.0.0_ga" +BR2_LINUX_KERNEL_DEFCONFIG="imx_v7" +BR2_LINUX_KERNEL_DTS_SUPPORT=y +BR2_LINUX_KERNEL_INTREE_DTS_NAME="imx7d-sdb" + +# filesystem +BR2_TARGET_ROOTFS_EXT2=y +BR2_TARGET_ROOTFS_EXT2_4=y + +# bootloader +BR2_TARGET_UBOOT=y +BR2_TARGET_UBOOT_BOARDNAME="mx7dsabresd" +BR2_TARGET_UBOOT_CUSTOM_GIT=y +BR2_TARGET_UBOOT_CUSTOM_REPO_URL="git://git.freescale.com/imx/uboot-imx.git" +BR2_TARGET_UBOOT_CUSTOM_REPO_VERSION="rel_imx_4.1.15_1.0.0_ga" +BR2_TARGET_UBOOT_FORMAT_IMX=y + +# required tools to create the microSD image +BR2_PACKAGE_HOST_DOSFSTOOLS=y +BR2_PACKAGE_HOST_GENIMAGE=y +BR2_PACKAGE_HOST_MTOOLS=y +BR2_ROOTFS_POST_IMAGE_SCRIPT="board/freescale/imx7dsdb/post-image.sh" -- 2.30.2