difos/target/linux/ath79/mikrotik/base-files/lib/upgrade/platform.sh
Christopher Hill b7a8a54542 ath79: add support for MikroTik RouterBOARD 493G (rb4xx series)
This patch adds support for the MikroTik RouterBOARD RB493G, ported
from the ar71xx target.

See https://routerboard.com/RB493G for details

Specification:
- SoC Qualcomm Atheros AR7161
- RAM: 256 MiB
- Storage: 128MiB NAND
- Ethernet: 9x 1000/100/10 Mbps
- USB 1x 2.0 / 1.0 type A
- PCIe: 3x Mini slot
- MicroSD slot

Working:
- Board/system detection
- Ethernet
- SPI
- NAND
- LEDs
- USB
- Sysupgrade

Enabled (but untested due to lack of hardware):
- PCIe - ath79_pci_irq struct has the slot/pin/IRQ mappings if needed

Installation methods:
- tftp boot initramfs image, scp then flash via "sysupgrade -n"
- nand boot existing OpenWrt, scp then flash via "sysupgrade -n"

Notes:
- initramfs image will not work if uncompressed image size over ~8.5Mb
- The "rb4xx" drivers have been enabled

Signed-off-by: Christopher Hill <ch6574@gmail.com>
2020-06-15 21:16:18 +02:00

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# Copyright (C) 2011 OpenWrt.org
PART_NAME=firmware
REQUIRE_IMAGE_METADATA=1
platform_check_image() {
return 0
}
RAMFS_COPY_BIN='fw_printenv fw_setenv nandwrite'
RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
platform_do_upgrade_mikrotik_nand() {
CI_KERNPART=none
local fw_mtd=$(find_mtd_part kernel)
fw_mtd="${fw_mtd/block/}"
[ -n "$fw_mtd" ] || return
local board_dir=$(tar tf "$1" | grep -m 1 '^sysupgrade-.*/$')
board_dir=${board_dir%/}
[ -n "$board_dir" ] || return
mtd erase kernel
tar xf "$1" ${board_dir}/kernel -O | nandwrite -o "$fw_mtd" -
nand_do_upgrade "$1"
}
platform_do_upgrade() {
local board=$(board_name)
case "$board" in
mikrotik,routerboard-493g|\
mikrotik,routerboard-922uags-5hpacd)
platform_do_upgrade_mikrotik_nand "$1"
;;
*)
default_do_upgrade "$1"
;;
esac
}