Initial commit

target/linux/bmips/nand/base-files/etc/board.d/01_leds

@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+. /lib/functions/leds.sh
+. /lib/functions/uci-defaults.sh
+
+board_config_update
+
+led_usb="$(get_dt_led usb)"
+[ -n "$led_usb" ] && ucidef_set_led_usbdev "usb" "usb" "$led_usb" "1-1"
+
+led_usb2="$(get_dt_led usb2)"
+[ -n "$led_usb2" ] && ucidef_set_led_usbdev "usb2" "usb2" "$led_usb2" "2-1"
+
+board_config_flush
+
+exit 0

target/linux/bmips/nand/base-files/etc/board.d/02_network

@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+. /lib/functions/uci-defaults.sh
+
+board_config_update
+
+case "$(board_name)" in
+comtrend,vr-3032u)
+	ucidef_set_interface_lan "lan1 lan2 lan3 lan4"
+	;;
+netgear,dgnd3700-v2)
+	ucidef_set_interface_lan "extsw"
+	;;
+esac
+
+board_config_flush
+
+exit 0

target/linux/bmips/nand/base-files/lib/upgrade/platform.sh

@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+PART_NAME=firmware
+REQUIRE_IMAGE_METADATA=1
+
+platform_check_image() {
+	return 0
+}
+
+cfe_jffs2_nand_upgrade() {
+	local tar_file="$1"
+	local kernel_mtd="$(find_mtd_index $CI_KERNPART)"
+
+	if [ -z "$kernel_mtd" ]; then
+		echo "$CI_KERNPART partition not found"
+		return 1
+	fi
+
+	local board_dir=$(tar tf $tar_file | grep -m 1 '^sysupgrade-.*/$')
+	board_dir=${board_dir%/}
+
+	local kernel_length=$(tar xf $tar_file ${board_dir}/kernel -O | wc -c 2> /dev/null)
+	local rootfs_length=$(tar xf $tar_file ${board_dir}/root -O | wc -c 2> /dev/null)
+
+	if [ "$kernel_length" = 0 ]; then
+		echo "kernel cannot be empty"
+		return 1
+	fi
+
+	flash_erase -j /dev/mtd${kernel_mtd} 0 0
+	tar xf $tar_file ${board_dir}/kernel -O | nandwrite /dev/mtd${kernel_mtd} -
+
+	local rootfs_type="$(identify_tar "$tar_file" ${board_dir}/root)"
+
+	nand_upgrade_prepare_ubi "$rootfs_length" "$rootfs_type" "0" "0"
+
+	local ubidev="$( nand_find_ubi "$CI_UBIPART" )"
+
+	local root_ubivol="$(nand_find_volume $ubidev $CI_ROOTPART)"
+	tar xf $tar_file ${board_dir}/root -O | \
+		ubiupdatevol /dev/$root_ubivol -s $rootfs_length -
+
+	nand_do_upgrade_success
+}
+
+platform_do_upgrade() {
+	case "$(board_name)" in
+		comtrend,vr-3032u|\
+		netgear,dgnd3700-v2)
+			cfe_jffs2_nand_upgrade "$1"
+			;;
+		*)
+			nand_do_upgrade "$1"
+			;;
+	esac
+}

target/linux/bmips/nand/config-default

@@ -0,0 +1,27 @@
+CONFIG_CRC16=y
+CONFIG_CRYPTO_ACOMP2=y
+CONFIG_CRYPTO_DEFLATE=y
+CONFIG_CRYPTO_HASH_INFO=y
+CONFIG_CRYPTO_LZO=y
+CONFIG_CRYPTO_ZSTD=y
+CONFIG_JFFS2_FS_NAND=y
+CONFIG_LZO_COMPRESS=y
+CONFIG_LZO_DECOMPRESS=y
+CONFIG_MTD_NAND_BRCMNAND=y
+CONFIG_MTD_NAND_CORE=y
+CONFIG_MTD_NAND_ECC_SW_HAMMING=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_MTD_SPLIT_BCM_WFI_FW=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_BEB_LIMIT=20
+CONFIG_MTD_UBI_BLOCK=y
+# CONFIG_MTD_UBI_FASTMAP is not set
+# CONFIG_MTD_UBI_GLUEBI is not set
+CONFIG_MTD_UBI_WL_THRESHOLD=4096
+CONFIG_SGL_ALLOC=y
+CONFIG_UBIFS_FS=y
+CONFIG_XXHASH=y
+CONFIG_ZLIB_DEFLATE=y
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZSTD_COMPRESS=y
+CONFIG_ZSTD_DECOMPRESS=y

target/linux/bmips/nand/target.mk

@@ -0,0 +1,6 @@
+BOARDNAME:=nand
+FEATURES+=nand
+
+define Target/Description
+  BMIPS boards with NAND support 
+endef