nanopct6.conf

# Rockchip RK3588S octa core 8GB RAM SoC eMMC USB3 USB2 1x GbE 2x 2.5GbE
BOARD_NAME="NanoPC T6"
BOARD_VENDOR="friendlyelec"
BOARDFAMILY="rockchip-rk3588"
BOARD_MAINTAINER="SuperKali Tonymac32"
INTRODUCED="2023"
BOOTCONFIG="nanopc_t6_defconfig" # vendor name, not standard, see hook below, set BOOT_SOC below to compensate
BOOT_SOC="rk3588"
KERNEL_TARGET="current,edge,vendor"
KERNEL_TEST_TARGET="vendor,current"
FULL_DESKTOP="yes"
ASOUND_STATE="asound.state.nanopct6"
BOOT_LOGO="desktop"
BOOT_FDT_FILE="rockchip/rk3588-nanopc-t6.dtb"
BOOT_SCENARIO="spl-blobs"
BOOT_SUPPORT_SPI="yes"
BOOT_SPI_RKSPI_LOADER="yes"
IMAGE_PARTITION_TABLE="gpt"
declare -g UEFI_EDK2_BOARD_ID="nanopc-t6"   # This _only_ used for uefi-edk2-rk3588 extension
declare -g GRUB_FDT_FILE="${BOOT_FDT_FILE}" # u-boot autodetects, but grub needs to know; store it here so we can unset later

function post_family_tweaks__nanopct6_naming_audios() {
	display_alert "$BOARD" "Renaming nanopct6 audio" "info"

	mkdir -p $SDCARD/etc/udev/rules.d/
	echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-hdmi0-sound", ENV{SOUND_DESCRIPTION}="HDMI0 Audio"' > $SDCARD/etc/udev/rules.d/90-naming-audios.rules
	echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-hdmi1-sound", ENV{SOUND_DESCRIPTION}="HDMI1 Audio"' >> $SDCARD/etc/udev/rules.d/90-naming-audios.rules
	echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-hdmiin-sound", ENV{SOUND_DESCRIPTION}="HDMI-In Audio"' >> $SDCARD/etc/udev/rules.d/90-naming-audios.rules
	echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-dp0-sound", ENV{SOUND_DESCRIPTION}="DP0 Audio"' >> $SDCARD/etc/udev/rules.d/90-naming-audios.rules
	echo 'SUBSYSTEM=="sound", ENV{ID_PATH}=="platform-rt5616-sound", ENV{SOUND_DESCRIPTION}="RT5616 Audio"' >> $SDCARD/etc/udev/rules.d/90-naming-audios.rules

	return 0
}

# Mainline u-boot
function post_family_config__nanopct6_use_mainline_uboot() {
	[[ "${BRANCH}" == "vendor" ]] && return 0 # Not for 'vendor' branch, which uses 2017.09 vendor u-boot from Radxa

	display_alert "$BOARD" "u-boot overrides for $BOARD / $BRANCH" "info"

	# To reuse ATF code in rockchip64_common, let's change the BOOT_SCENARIO and call prepare_boot_configuration() again
	BOOT_SCENARIO="tpl-blob-atf-mainline"
	prepare_boot_configuration

	declare -g BOOTCONFIG="nanopc-t6-rk3588_defconfig"
	declare -g BOOTDELAY=1
	declare -g BOOTSOURCE="https://github.com/u-boot/u-boot.git"
	declare -g BOOTBRANCH="tag:v2026.04"
	declare -g BOOTPATCHDIR="v2026.04"
	declare -g BOOTDIR="u-boot-${BOARD}"
	declare -g UBOOT_TARGET_MAP="BL31=bl31.elf ROCKCHIP_TPL=${RKBIN_DIR}/${DDR_BLOB};;u-boot-rockchip.bin u-boot-rockchip-spi.bin"
	unset uboot_custom_postprocess write_uboot_platform write_uboot_platform_mtd # disable stuff from rockchip64_common; we're using binman here which does all the work already

	# Just use the binman-provided u-boot-rockchip.bin, which is ready-to-go
	function write_uboot_platform() {
		dd "if=$1/u-boot-rockchip.bin" "of=$2" bs=32k seek=1 conv=notrunc status=none
	}

	function write_uboot_platform_mtd() {
		flashcp -v -p "$1/u-boot-rockchip-spi.bin" /dev/mtd0
	}
}

# U-boot 2025.04+ can detect and set fdtfile automatically across T6 and T6-LTS boards.
# So if using mainline u-boot, unset BOOT_FDT_FILE to let u-boot handle it.
# That way, both variants can boot from the same image; lets keep the -lts board file for vendor kernel/u-boot.
function post_family_config__t6_and_t6_lts_auto_dtb_name_via_uboot_detection() {
	[[ "${BRANCH}" == "vendor" ]] && return 0 # Not for 'vendor' branch, which uses 2017.09 vendor u-boot from Radxa
	unset BOOT_FDT_FILE
}

function pre_config_uboot_target__nanoptc6_patch_uboot_dtsi_for_ums() {
	[[ "${BRANCH}" == "vendor" ]] && return 0 # Not for 'vendor' branch, which uses 2017.09 vendor u-boot from Radxa

	display_alert "u-boot for ${BOARD}" "u-boot: add to u-boot dtsi for UMS" "info" # avoid a patch, just append to the dtsi file
	# Append to the t6 u-boot dtsi file with stuff for enabling gadget/otg/peripheral mode
	cat <<- EOD >> arch/arm/dts/rk3588-nanopc-t6-u-boot.dtsi
		&u2phy0 { status = "okay"; };
		&u2phy0_otg { status = "okay"; };
		&usbdp_phy0 { status = "okay"; };
		&usb_host0_xhci { dr_mode = "peripheral";  maximum-speed = "high-speed";  status = "okay"; };
	EOD
}

# "rockchip-common: boot SD card first, then NVMe, then mmc"
# include/configs/rockchip-common.h
# -#define BOOT_TARGETS "mmc1 mmc0 nvme scsi usb pxe dhcp spi"
# +#define BOOT_TARGETS "mmc0 nvme mmc1 scsi usb pxe dhcp spi"
# On nanopct6, mmc0 is the eMMC, mmc1 is the SD card slot
function pre_config_uboot_target__nanopct6_patch_rockchip_common_boot_order() {
	declare -a rockchip_uboot_targets=("mmc1" "nvme" "mmc0" "scsi" "usb" "pxe" "dhcp" "spi") # for future make-this-generic delight
	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: adjust boot order to '${rockchip_uboot_targets[*]}'" "info"
	sed -i -e "s/#define BOOT_TARGETS.*/#define BOOT_TARGETS \"${rockchip_uboot_targets[*]}\"/" include/configs/rockchip-common.h
	regular_git diff -u include/configs/rockchip-common.h || true
}

function post_config_uboot_target__extra_configs_for_nanopct6_mainline_environment_in_spi() {
	[[ "${BRANCH}" == "vendor" ]] && return 0 # Not for 'vendor' branch, which uses 2017.09 vendor u-boot from Radxa

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable board-specific configs (env in SPI)" "info"
	run_host_command_logged scripts/config --enable CONFIG_DM_PMIC_FAN53555
	run_host_command_logged scripts/config --enable CONFIG_CMD_MISC
	run_host_command_logged scripts/config --set-val CONFIG_ENV_IS_NOWHERE "n"
	run_host_command_logged scripts/config --set-val CONFIG_ENV_IS_IN_SPI_FLASH "y"
	run_host_command_logged scripts/config --set-val CONFIG_ENV_SECT_SIZE_AUTO "y"
	run_host_command_logged scripts/config --set-val CONFIG_ENV_OVERWRITE "y"
	run_host_command_logged scripts/config --set-val CONFIG_ENV_SIZE "0x20000"
	run_host_command_logged scripts/config --set-val CONFIG_ENV_OFFSET "0xc00000"

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable preboot & flash user LED in preboot" "info"
	run_host_command_logged scripts/config --enable CONFIG_USE_PREBOOT
	run_host_command_logged scripts/config --set-str CONFIG_PREBOOT "'led user-led on; sleep 0.1; led user-led off'" # double quotes required due to run_host_command_logged's quirks

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable EFI debugging commands" "info"
	run_host_command_logged scripts/config --enable CMD_EFIDEBUG
	run_host_command_logged scripts/config --enable CMD_NVEDIT_EFI

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable more filesystems support" "info"
	run_host_command_logged scripts/config --enable CONFIG_CMD_BTRFS

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable more compression support" "info"
	run_host_command_logged scripts/config --enable CONFIG_LZO
	run_host_command_logged scripts/config --enable CONFIG_BZIP2
	run_host_command_logged scripts/config --enable CONFIG_ZSTD

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable gpio LED support" "info"
	run_host_command_logged scripts/config --enable CONFIG_LED
	run_host_command_logged scripts/config --enable CONFIG_LED_GPIO

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable networking cmds" "info"
	run_host_command_logged scripts/config --enable CONFIG_CMD_NFS
	run_host_command_logged scripts/config --enable CONFIG_CMD_WGET
	run_host_command_logged scripts/config --enable CONFIG_CMD_DNS
	run_host_command_logged scripts/config --enable CONFIG_PROT_TCP
	run_host_command_logged scripts/config --enable CONFIG_PROT_TCP_SACK

	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable LWIP (new networking stack)" "info"
	run_host_command_logged scripts/config --enable CONFIG_CMD_MII
	run_host_command_logged scripts/config --enable CONFIG_NET_LWIP

	# UMS, RockUSB, gadget stuff
	display_alert "u-boot for ${BOARD}/${BRANCH}" "u-boot: enable UMS/RockUSB gadget" "info"
	declare -a enable_configs=("CONFIG_CMD_USB_MASS_STORAGE" "CONFIG_USB_GADGET" "USB_GADGET_DOWNLOAD" "CONFIG_USB_FUNCTION_ROCKUSB" "CONFIG_USB_FUNCTION_ACM" "CONFIG_CMD_ROCKUSB")
	for config in "${enable_configs[@]}"; do
		run_host_command_logged scripts/config --enable "${config}"
	done
	# Auto-enabled by the above, force off...
	run_host_command_logged scripts/config --disable USB_FUNCTION_FASTBOOT
}

# Include fw_setenv, configured to point to the correct spot on the SPI Flash
PACKAGE_LIST_BOARD="libubootenv-tool" # libubootenv-tool provides fw_printenv and fw_setenv, for talking to U-Boot environment
function post_family_tweaks__config_nanopct6_fwenv() {
	[[ "${BRANCH}" == "vendor" ]] && return 0 # Not for 'vendor' branch, which uses 2017.09 vendor u-boot from Radxa
	display_alert "Configuring fw_printenv and fw_setenv" "for ${BOARD} and u-boot ${BOOTBRANCH}" "info"
	# Addresses below come from CONFIG_ENV_OFFSET and CONFIG_ENV_SIZE in defconfig
	cat <<- 'FW_ENV_CONFIG' > "${SDCARD}"/etc/fw_env.config
		# MTD/SPI u-boot env for the ${BOARD_NAME}
		# MTD device name Device offset Env. size Flash sector size Number of sectors
		/dev/mtd0         0xc00000      0x20000
	FW_ENV_CONFIG
}