uboot-mediatek: add Redmi AX6S as UBI loader

Add support for Xiaomi Redmi AX6S to be used as a second-stage
UBI loader.
The defconfig/env is minimal: Boot fit from UBI. If that failed,
load and boot initramfs image from TFTP.

Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
This commit is contained in:
Chuanhong Guo 2024-03-02 21:07:37 +08:00
parent 5305dbbe9f
commit 2ea8610e4f
2 changed files with 329 additions and 0 deletions

View File

@ -171,6 +171,14 @@ define U-Boot/mt7622_ubnt_unifi-6-lr-v3
FIP_COMPRESS:=1
endef
define U-Boot/mt7622_xiaomi_redmi-router-ax6s-ubi-loader
NAME:=Xiaomi Redmi Router AX6S (as UBI loader)
UBOOT_CONFIG:=mt7622_xiaomi_redmi-router-ax6s-ubi-loader
BUILD_DEVICES:=xiaomi_redmi-router-ax6s
BUILD_SUBTARGET:=mt7622
UBOOT_IMAGE:=u-boot.bin
endef
define U-Boot/mt7623a_unielec_u7623
NAME:=UniElec U7623 (mt7623)
BUILD_DEVICES:=unielec_u7623-02
@ -635,6 +643,7 @@ UBOOT_TARGETS := \
mt7622_ubnt_unifi-6-lr-v1 \
mt7622_ubnt_unifi-6-lr-v2 \
mt7622_ubnt_unifi-6-lr-v3 \
mt7622_xiaomi_redmi-router-ax6s-ubi-loader \
mt7623n_bpir2 \
mt7623a_unielec_u7623 \
mt7628_rfb \

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@ -0,0 +1,320 @@
From 57dc777bddf0baf3c27177576c40b5113309ce54 Mon Sep 17 00:00:00 2001
From: Chuanhong Guo <gch981213@gmail.com>
Date: Sat, 2 Mar 2024 20:30:16 +0800
Subject: [PATCH] add xiaomi redmi ax6s
---
arch/arm/dts/Makefile | 1 +
.../dts/mt7622-xiaomi-redmi-router-ax6s.dts | 166 ++++++++++++++++++
...omi_redmi-router-ax6s-ubi-loader_defconfig | 98 +++++++++++
xiaomi-redmi-router-ax6s-ubi-loader_env | 22 +++
4 files changed, 287 insertions(+)
create mode 100644 arch/arm/dts/mt7622-xiaomi-redmi-router-ax6s.dts
create mode 100644 configs/mt7622_xiaomi_redmi-router-ax6s-ubi-loader_defconfig
create mode 100644 xiaomi-redmi-router-ax6s-ubi-loader_env
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1425,6 +1425,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
mt7622-linksys-e8450-ubi.dtb \
mt7622-ubnt-unifi-6-lr.dtb \
mt7622-ubnt-unifi-6-lr-v3.dtb \
+ mt7622-xiaomi-redmi-router-ax6s.dtb \
mt7623n-bananapi-bpi-r2.dtb \
mt7629-rfb.dtb \
mt7981-rfb.dtb \
--- /dev/null
+++ b/arch/arm/dts/mt7622-xiaomi-redmi-router-ax6s.dts
@@ -0,0 +1,166 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+#include <dt-bindings/input/linux-event-codes.h>
+#include <dt-bindings/leds/common.h>
+#include "mt7622.dtsi"
+#include "mt7622-u-boot.dtsi"
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ model = "Xiaomi Redmi Router AX6S";
+ compatible = "xiaomi,redmi-router-ax6s", "mediatek,mt7622";
+
+ chosen {
+ stdout-path = &uart0;
+ tick-timer = &timer0;
+ };
+
+ aliases {
+ spi0 = &snand;
+ ethernet0 = &eth;
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x8000000>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led_power_blue: power_blue {
+ function = LED_FUNCTION_POWER;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
+ };
+
+ led_power_amber: power_amber {
+ function = LED_FUNCTION_POWER;
+ color = <LED_COLOR_ID_AMBER>;
+ gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+ };
+
+ led_net_blue: net_blue {
+ label = "blue:net";
+ gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
+ };
+
+ led_net_amber: net_amber {
+ label = "amber:net";
+ gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+ };
+
+ };
+
+ keys {
+ compatible = "gpio-keys";
+
+ reset {
+ label = "reset";
+ gpios = <&gpio 0 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ };
+
+ mesh {
+ label = "mesh";
+ gpios = <&gpio 102 GPIO_ACTIVE_LOW>;
+ linux,code = <BTN_9>;
+ linux,input-type = <EV_SW>;
+ };
+ };
+
+ reg_1p8v: regulator-1p8v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-1.8V";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ reg_3p3v: regulator-3p3v {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+};
+
+&pcie {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie0_pins>;
+ status = "okay";
+
+ pcie@0,0 {
+ status = "okay";
+ };
+};
+
+&pinctrl {
+ pcie0_pins: pcie0-pins {
+ mux {
+ function = "pcie";
+ groups = "pcie0_pad_perst",
+ "pcie0_1_waken",
+ "pcie0_1_clkreq";
+ };
+ };
+
+ snfi_pins: snfi-pins {
+ mux {
+ function = "flash";
+ groups = "snfi";
+ };
+ };
+
+ uart0_pins: uart0 {
+ mux {
+ function = "uart";
+ groups = "uart0_0_tx_rx" ;
+ };
+ };
+
+ watchdog_pins: watchdog-default {
+ mux {
+ function = "watchdog";
+ groups = "watchdog";
+ };
+ };
+};
+
+&snand {
+ pinctrl-names = "default";
+ pinctrl-0 = <&snfi_pins>;
+ quad-spi;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+ mediatek,force-highspeed;
+ status = "okay";
+};
+
+&watchdog {
+ pinctrl-names = "default";
+ pinctrl-0 = <&watchdog_pins>;
+ status = "okay";
+};
+
+&eth {
+ status = "okay";
+ mediatek,gmac-id = <0>;
+ phy-mode = "2500base-x";
+ mediatek,switch = "mt7531";
+ reset-gpios = <&gpio 54 GPIO_ACTIVE_HIGH>;
+
+ fixed-link {
+ speed = <2500>;
+ full-duplex;
+ };
+};
--- /dev/null
+++ b/configs/mt7622_xiaomi_redmi-router-ax6s-ubi-loader_defconfig
@@ -0,0 +1,98 @@
+CONFIG_ARM=y
+CONFIG_SYS_HAS_NONCACHED_MEMORY=y
+CONFIG_POSITION_INDEPENDENT=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_TEXT_BASE=0x41e00000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEFAULT_DEVICE_TREE="mt7622-xiaomi-redmi-router-ax6s"
+CONFIG_PRE_CON_BUF_ADDR=0x4007EF00
+CONFIG_DEBUG_UART_BASE=0x11002000
+CONFIG_DEBUG_UART_CLOCK=25000000
+CONFIG_SYS_LOAD_ADDR=0x40080000
+CONFIG_PCI=y
+CONFIG_DEBUG_UART=y
+CONFIG_FIT=y
+CONFIG_BOOTDELAY=30
+CONFIG_AUTOBOOT_KEYED=y
+CONFIG_DEFAULT_FDT_FILE="mediatek/mt7622-xiaomi-redmi-router-ax6s"
+CONFIG_LOGLEVEL=7
+CONFIG_PRE_CONSOLE_BUFFER=y
+CONFIG_LOG=y
+CONFIG_BOARD_LATE_INIT=y
+CONFIG_LAST_STAGE_INIT=y
+CONFIG_HUSH_PARSER=y
+# CONFIG_AUTO_COMPLETE is not set
+CONFIG_SYS_PROMPT="MT7622> "
+CONFIG_CMD_LICENSE=y
+CONFIG_CMD_ASKENV=y
+CONFIG_CMD_ERASEENV=y
+CONFIG_CMD_ENV_FLAGS=y
+# CONFIG_CMD_UNLZ4 is not set
+# CONFIG_CMD_UNZIP is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_MTD=y
+# CONFIG_CMD_BOOTP is not set
+CONFIG_CMD_TFTPSRV=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_HASH=y
+CONFIG_CMD_SMC=y
+CONFIG_CMD_FS_GENERIC=y
+CONFIG_CMD_FS_UUID=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_MTDPARTS_DEFAULT="mtdparts=spi-nand0:512k(preloader),2816k(reserved),117248k(ubi)"
+CONFIG_CMD_UBI=y
+CONFIG_CMD_UBI_RENAME=y
+CONFIG_DOS_PARTITION=y
+CONFIG_EFI_PARTITION=y
+CONFIG_SYS_REDUNDAND_ENVIRONMENT=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_USE_DEFAULT_ENV_FILE=y
+CONFIG_DEFAULT_ENV_FILE="xiaomi-redmi-router-ax6s-ubi-loader_env"
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_PROT_UDP=y
+CONFIG_BOOTP_SEND_HOSTNAME=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_NETCONSOLE=y
+CONFIG_USE_IPADDR=y
+CONFIG_IPADDR="192.168.1.1"
+CONFIG_USE_SERVERIP=y
+CONFIG_SERVERIP="192.168.1.254"
+CONFIG_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_BUTTON=y
+CONFIG_BUTTON_GPIO=y
+CONFIG_CLK=y
+CONFIG_GPIO_HOG=y
+CONFIG_LED=y
+CONFIG_LED_BLINK=y
+CONFIG_LED_GPIO=y
+# CONFIG_MMC is not set
+CONFIG_MTD=y
+CONFIG_DM_MTD=y
+CONFIG_MTK_SPI_NAND=y
+CONFIG_MTK_SPI_NAND_MTD=y
+CONFIG_UBI_SILENCE_MSG=y
+CONFIG_MTD_UBI_FASTMAP=y
+CONFIG_PHY_FIXED=y
+CONFIG_MEDIATEK_ETH=y
+CONFIG_PCIE_MEDIATEK=y
+CONFIG_PHY=y
+CONFIG_PINCTRL=y
+CONFIG_PINCONF=y
+CONFIG_PINCTRL_MT7622=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_MTK_POWER_DOMAIN=y
+CONFIG_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_RAM=y
+CONFIG_DM_SERIAL=y
+CONFIG_MTK_SERIAL=y
+CONFIG_SPI=y
+CONFIG_DM_SPI=y
+CONFIG_UBIFS_SILENCE_MSG=y
+CONFIG_LZ4=y
+CONFIG_ZSTD=y
+CONFIG_HEXDUMP=y
--- /dev/null
+++ b/xiaomi-redmi-router-ax6s-ubi-loader_env
@@ -0,0 +1,22 @@
+ipaddr=192.168.1.1
+serverip=192.168.1.254
+loadaddr=0x46000000
+console=earlycon=uart8250,mmio32,0x11002000 console=ttyS0
+bootled_pwr=power_blue
+bootled_rec=power_amber
+bootcmd=run boot_or_recovery
+bootconf=config-1
+bootdelay=0
+bootfile=openwrt-mediatek-mt7622-xiaomi_redmi-router-ax6s-initramfs-recovery.itb
+bootfile_upg=openwrt-mediatek-mt7622-xiaomi_redmi-router-ax6s-squashfs-sysupgrade.itb
+boot_or_recovery=run boot_production ; led $bootled_pwr off ; led $bootled_rec on ; if ubi check fit ; then run boot_tftp_forever ; else run tftp_production ; fi
+boot_tftp=tftpboot $loadaddr $bootfile && bootm $loadaddr#$bootconf
+boot_tftp_forever=while true ; do run boot_tftp ; sleep 1 ; done
+boot_production=run ubi_read_production && bootm $loadaddr#$bootconf
+ubi_format=ubi detach ; mtd erase ubi && ubi part ubi
+ubi_init=ubi part ubi || run ubi_format
+ubi_prepare_rootfs=if ubi check rootfs_data ; then else if env exists rootfs_data_max ; then ubi create rootfs_data $rootfs_data_max dynamic || ubi create rootfs_data - dynamic ; else ubi create rootfs_data - dynamic ; fi ; fi
+ubi_remove_rootfs=ubi check rootfs_data && ubi remove rootfs_data
+ubi_write_production=ubi check fit && ubi remove fit ; run ubi_remove_rootfs ; ubi create fit $filesize dynamic 2 && ubi write $loadaddr fit $filesize
+ubi_read_production=run ubi_init && ubi read $loadaddr fit && iminfo $loadaddr && run ubi_prepare_rootfs
+tftp_production=tftpboot $loadaddr $bootfile_upg && iminfo $loadaddr && run ubi_write_production && reset