[PATCH] arm: mvebu: Add support for Thecus N2350 (Armada 385) board
Tony Dinh
mibodhi at gmail.com
Sat Jan 28 05:47:10 CET 2023
Thecus N2350 is a NAS based on Marvell Armada 385 SoC.
Specification:
- Processor: Marvel MV88F6820 Dual Core at 1GHz
- 1 GiB DDR4 RAM
- 4MB Macronix mx25l3205d SPI flash
- 512MB Hynix H27U4G8F2DTR-BC NAND flash
- I2C
- 2x USB 3.0
- 1x GBE LAN port (PHY: Marvell 88E1510)
- 2x SATA (hot swap slots)
- 3x buttons
- 10x LEDS
- serial console
Signed-off-by: Tony Dinh <mibodhi at gmail.com>
---
arch/arm/dts/Makefile | 1 +
.../dts/armada-385-thecus-n2350-u-boot.dtsi | 5 +
arch/arm/dts/armada-385-thecus-n2350.dts | 451 ++++++++++++++++++
arch/arm/mach-mvebu/Kconfig | 12 +
board/thecus/n2350/MAINTAINERS | 6 +
board/thecus/n2350/Makefile | 6 +
board/thecus/n2350/n2350.c | 134 ++++++
configs/n2350_defconfig | 93 ++++
include/configs/n2350.h | 65 +++
9 files changed, 773 insertions(+)
create mode 100644 arch/arm/dts/armada-385-thecus-n2350-u-boot.dtsi
create mode 100644 arch/arm/dts/armada-385-thecus-n2350.dts
create mode 100644 board/thecus/n2350/MAINTAINERS
create mode 100644 board/thecus/n2350/Makefile
create mode 100644 board/thecus/n2350/n2350.c
create mode 100644 configs/n2350_defconfig
create mode 100644 include/configs/n2350.h
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3ecd6a86e9..c5d1825a3b 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -245,6 +245,7 @@ dtb-$(CONFIG_ARCH_MVEBU) += \
armada-385-atl-x530.dtb \
armada-385-atl-x530DP.dtb \
armada-385-db-88f6820-amc.dtb \
+ armada-385-thecus-n2350.dtb \
armada-385-turris-omnia.dtb \
armada-388-clearfog.dtb \
armada-388-gp.dtb \
diff --git a/arch/arm/dts/armada-385-thecus-n2350-u-boot.dtsi b/arch/arm/dts/armada-385-thecus-n2350-u-boot.dtsi
new file mode 100644
index 0000000000..0b818705cf
--- /dev/null
+++ b/arch/arm/dts/armada-385-thecus-n2350-u-boot.dtsi
@@ -0,0 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2023 Tony Dinh <mibodhi at gmail.com>
+ */
+#include "mvebu-u-boot.dtsi"
diff --git a/arch/arm/dts/armada-385-thecus-n2350.dts b/arch/arm/dts/armada-385-thecus-n2350.dts
new file mode 100644
index 0000000000..5632d82510
--- /dev/null
+++ b/arch/arm/dts/armada-385-thecus-n2350.dts
@@ -0,0 +1,451 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Device Tree file for Thecus N2350 board
+ *
+ * Copyright (C) 2018-2023 Tony Dinh <mibodhi at gmail.com>
+ * Copyright (C) 2018 Manuel Jung <manuel.jung at hotmail.com>
+ */
+
+/dts-v1/;
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
+#include "armada-385.dtsi"
+
+/ {
+ model = "Thecus N2350";
+ compatible = "thecus,n2350", "marvell,a385-db", "marvell,armada388",
+ "marvell,armada385", "marvell,armada380";
+
+ aliases {
+ ethernet0 = ð0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x40000000>; /* 1GB */
+ };
+
+ soc {
+ ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
+ MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
+ MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
+ MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000
+ MBUS_ID(0x0c, 0x04) 0 0xf1200000 0x100000>;
+
+ internal-regs {
+ i2c at 11000 {
+ status = "okay";
+ clock-frequency = <100000>;
+ };
+
+ i2c at 11100 {
+ status = "okay";
+ clock-frequency = <100000>;
+ };
+
+ serial at 12000 {
+ status = "okay";
+ };
+
+ usb at 58000 {
+ status = "ok";
+ };
+
+ ethernet at 70000 {
+ status = "okay";
+ phy = <&phy0>;
+ phy-mode = "sgmii";
+ buffer-manager = <&bm>;
+ bm,pool-long = <0>;
+ bm,pool-short = <1>;
+ };
+
+ mdio at 72004 {
+ phy0: ethernet-phy at 0 {
+ reg = <1>;
+ };
+ };
+
+ sata at a8000 {
+ status = "okay";
+ };
+
+ bm at c8000 {
+ status = "okay";
+ };
+
+ pinctrl at 18000 {
+ pinctrl-names = "default";
+
+ pmx_power_button: pmx_power-button {
+ marvell,pins = "mpp49";
+ marvell,function = "gpio";
+ };
+
+ pmx_copy_button: pmx_copy-button {
+ marvell,pins = "mpp52";
+ marvell,function = "gpio";
+ };
+
+ pmx_reset_button: pmx_reset-button {
+ marvell,pins = "mpp50";
+ marvell,function = "gpio";
+ };
+
+ pmx_sata1_white_led: pmx_sata1_white_led {
+ marvell,pins = "mpp20";
+ marvell,function = "gpio";
+ };
+
+ pmx_sata1_red_led: pmx_sata1_red_led {
+ marvell,pins = "mpp46";
+ marvell,function = "gpio";
+ };
+
+ pmx_sata2_white_led: pmx_sata2_white_led {
+ marvell,pins = "mpp19";
+ marvell,function = "gpio";
+ };
+
+ pmx_sata2_red_led: pmx_sata2_red_led {
+ marvell,pins = "mpp47";
+ marvell,function = "gpio";
+ };
+
+ pmx_sys_white_led: pmx_sys_white_led {
+ marvell,pins = "mpp14";
+ marvell,function = "gpio";
+ };
+
+ pmx_sys_red_led: pmx_sys_red_led {
+ marvell,pins = "mpp15";
+ marvell,function = "gpio";
+ };
+
+ pmx_buzzer: pmx_buzzer {
+ marvell,pins = "mpp51";
+ marvell,function = "gpio";
+ };
+
+ pmx_pwr_off: pmx-pwr-off {
+ marvell,pins = "mpp54";
+ marvell,function = "gpio";
+ };
+
+ pmx_pwr_blue_led: pmx_pwr_blue_led {
+ marvell,pins = "mpp43";
+ marvell,function = "gpio";
+ };
+
+ pmx_pwr_red_led: pmx_pwr_red_led {
+ marvell,pins = "mpp18";
+ marvell,function = "gpio";
+ };
+
+ pmx_usb_white_led: pmx_usb_white_led {
+ marvell,pins = "mpp16";
+ marvell,function = "gpio";
+ };
+
+ pmx_usb_red_led: pmx_usb_red_led {
+ marvell,pins = "mpp17";
+ marvell,function = "gpio";
+ };
+ };
+
+ sdhci at d8000 {
+ broken-cd;
+ wp-inverted;
+ bus-width = <8>;
+ status = "okay";
+ no-1-8-v;
+ };
+
+ usb3 at f0000 {
+ status = "okay";
+ };
+
+ usb3 at f8000 {
+ status = "okay";
+ };
+
+ };
+
+ bm-bppi {
+ status = "okay";
+ };
+
+ pcie {
+ status = "okay";
+ /*
+ * The two PCIe units are accessible through
+ * standard PCIe slots on the board.
+ */
+ pcie at 1,0 {
+ /* Port 0, Lane 0 */
+ status = "okay";
+ };
+ pcie at 2,0 {
+ /* Port 1, Lane 0 */
+ status = "okay";
+ };
+ };
+
+ };
+
+ usb3_0_phy: usb3_0_phy {
+ compatible = "usb-nop-xceiv";
+ vcc-supply = <&usb3_0_power>;
+ };
+
+ usb3_1_phy: usb3_1_phy {
+ compatible = "usb-nop-xceiv";
+ vcc-supply = <&usb3_1_power>;
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-0 = <&pmx_power_button &pmx_copy_button &pmx_reset_button>;
+ pinctrl-names = "default";
+
+ button at 1 {
+ label = "Power Button";
+ linux,code = <KEY_POWER>;
+ gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
+ };
+
+ button at 2 {
+ label = "Copy Button";
+ linux,code = <KEY_COPY>;
+ gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
+ };
+
+ button at 3 {
+ label = "Reset Button";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio1 18 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-0 = <&pmx_sata1_white_led
+ &pmx_sata1_red_led
+ &pmx_sata2_white_led
+ &pmx_sata2_red_led
+ &pmx_sys_white_led
+ &pmx_sys_red_led
+ &pmx_pwr_blue_led
+ &pmx_pwr_red_led
+ &pmx_usb_white_led
+ &pmx_usb_red_led>;
+
+ pinctrl-names = "default";
+
+ white_sata1 {
+ label = "n2350:white:sata1";
+ gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "ide-disk1";
+ };
+
+ red_sata1 {
+ label = "n2350:red:sata1";
+ gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ };
+
+ white-sata2 {
+ label = "n2350:white:sata2";
+ gpios = <&gpio0 19 GPIO_ACTIVE_HIGH>;
+ };
+
+ red-sata2 {
+ label = "n2350:red:sata2";
+ gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
+ };
+
+ white-sys {
+ label = "n2350:white:sys";
+ gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "default-on";
+ };
+
+ red-sys {
+ label = "n2350:red:sys";
+ gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
+ };
+
+ blue-pwr {
+ label = "n2350:blue:pwr";
+ gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+ };
+
+ red-pwr {
+ label = "n2350:red:pwr";
+ gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
+ };
+
+ white-usb {
+ label = "n2350:white:usb";
+ gpios = <&gpio0 16 GPIO_ACTIVE_HIGH>;
+ };
+
+ red-usb {
+ label = "n2350:red:usb";
+ gpios = <&gpio0 17 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ usb3_0_power: regulator at 1 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "USB3_0_Power";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&gpio0 21 GPIO_ACTIVE_HIGH>;
+ };
+
+ usb3_1_power: regulator at 2 {
+ compatible = "regulator-fixed";
+ reg = <1>;
+ regulator-name = "USB3_1_Power";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ enable-active-high;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&gpio0 24 GPIO_ACTIVE_HIGH>;
+ };
+
+ reg_sata0: regulator at 3 {
+ compatible = "regulator-fixed";
+ regulator-name = "pwr_en_sata0";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ enable-active-high;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
+ };
+
+ reg_5v_sata0: v5-sata0 {
+ compatible = "regulator-fixed";
+ regulator-name = "v5.0-sata0";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <®_sata0>;
+ };
+
+ reg_12v_sata0: v12-sata0 {
+ compatible = "regulator-fixed";
+ regulator-name = "v12.0-sata0";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ vin-supply = <®_sata0>;
+ };
+
+ reg_sata1: regulator at 4 {
+ regulator-name = "pwr_en_sata1";
+ compatible = "regulator-fixed";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ enable-active-high;
+ regulator-always-on;
+ regulator-boot-on;
+ gpio = <&gpio1 13 GPIO_ACTIVE_HIGH>;
+ };
+
+ reg_5v_sata1: v5-sata1 {
+ compatible = "regulator-fixed";
+ regulator-name = "v5.0-sata1";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <®_sata1>;
+ };
+
+ reg_12v_sata1: v12-sata1 {
+ compatible = "regulator-fixed";
+ regulator-name = "v12.0-sata1";
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ vin-supply = <®_sata1>;
+ };
+
+ };
+
+ gpio-poweroff {
+ compatible = "gpio-poweroff";
+ pinctrl-0 = <&pmx_pwr_off>;
+ pinctrl-names = "default";
+ gpios = <&gpio1 22 GPIO_ACTIVE_HIGH>;
+ };
+
+};
+
+&spi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi1_pins>;
+ status = "okay";
+
+ /* spi: 4M Flash Macronix MX25L3205D */
+ spi-flash at 0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "macronix,mx25l3205d", "jedec,spi-nor";
+ reg = <0>;
+
+ spi-max-frequency = <108000000>;
+ spi-cpha;
+
+ partition at 0 {
+ label = "U-Boot-img";
+ reg = <0x00000000 0x00100000>;
+ };
+
+ partition at 100000 {
+ label = "U-Boot-env";
+ reg = <0x00100000 0x00010000>;
+ };
+ };
+
+};
+
+&nand_controller {
+ status = "okay";
+
+ nand at 0 {
+ status = "okay";
+ reg = <0>;
+ label = "pxa3xx_nand-0";
+ nand-rb = <0>;
+ marvell,nand-keep-config;
+ nand-on-flash-bbt;
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition at 0 {
+ label = "ubifs";
+ reg = <0x00000000 0x20000000>;
+ };
+
+ };
+ };
+};
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index 594e9a03d9..f3c3d2a7d9 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -97,6 +97,10 @@ config 88F6820
config CUSTOMER_BOARD_SUPPORT
bool
+config DDR4
+ bool "Support Marvell DDR4 Training driver"
+ default false
+
choice
prompt "Armada XP/375/38x/3700/7K/8K/Alleycat-5 board select"
optional
@@ -175,6 +179,11 @@ config TARGET_MAXBCM
select BOARD_ECC_SUPPORT
select MV78460
+config TARGET_N2350
+ bool "Support Thecus N2350"
+ select 88F6820
+ select DDR4
+
config TARGET_THEADORABLE
bool "Support theadorable Armada XP"
select BOARD_LATE_INIT if USB
@@ -257,6 +266,7 @@ config SYS_BOARD
default "db-mv784mp-gp" if TARGET_DB_MV784MP_GP
default "ds414" if TARGET_DS414
default "maxbcm" if TARGET_MAXBCM
+ default "n2350" if TARGET_N2350
default "theadorable" if TARGET_THEADORABLE
default "a38x" if TARGET_CONTROLCENTERDC
default "x530" if TARGET_X530
@@ -276,6 +286,7 @@ config SYS_CONFIG_NAME
default "db-mv784mp-gp" if TARGET_DB_MV784MP_GP
default "ds414" if TARGET_DS414
default "maxbcm" if TARGET_MAXBCM
+ default "n2350" if TARGET_N2350
default "theadorable" if TARGET_THEADORABLE
default "turris_omnia" if TARGET_TURRIS_OMNIA
default "turris_mox" if TARGET_TURRIS_MOX
@@ -298,6 +309,7 @@ config SYS_VENDOR
default "solidrun" if TARGET_CLEARFOG
default "kobol" if TARGET_HELIOS4
default "Synology" if TARGET_DS414
+ default "thecus" if TARGET_N2350
default "CZ.NIC" if TARGET_TURRIS_OMNIA
default "CZ.NIC" if TARGET_TURRIS_MOX
default "gdsys" if TARGET_CONTROLCENTERDC
diff --git a/board/thecus/n2350/MAINTAINERS b/board/thecus/n2350/MAINTAINERS
new file mode 100644
index 0000000000..27cf238225
--- /dev/null
+++ b/board/thecus/n2350/MAINTAINERS
@@ -0,0 +1,6 @@
+N2350 BOARD
+M: Tony Dinh <mibodhi at gmail.com>
+S: Maintained
+F: board/thecus/n2350/
+F: include/configs/n2350.h
+F: configs/n2350_defconfig
diff --git a/board/thecus/n2350/Makefile b/board/thecus/n2350/Makefile
new file mode 100644
index 0000000000..b220bb1925
--- /dev/null
+++ b/board/thecus/n2350/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (C) 2023 Tony Dinh <mibodhi at gmail.com>
+#
+
+obj-y := n2350.o
diff --git a/board/thecus/n2350/n2350.c b/board/thecus/n2350/n2350.c
new file mode 100644
index 0000000000..4d3c49ba80
--- /dev/null
+++ b/board/thecus/n2350/n2350.c
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2023 Tony Dinh <mibodhi at gmail.com>
+ *
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/io.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+#include <linux/bitops.h>
+
+#include "../drivers/ddr/marvell/a38x/ddr3_init.h"
+#include <../serdes/a38x/high_speed_env_spec.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * Those N2350_GPP_xx values and defines in board_serdes_map, and board_topology_map
+ * are taken from the Marvell U-Boot version "u-boot-a38x-2015T1_p18_Thecus"
+ */
+
+#define N2350_GPP_OUT_ENA_LOW (~(BIT(20) | BIT(21) | BIT(24)))
+#define N2350_GPP_OUT_ENA_MID (~(BIT(12) | BIT(13) | BIT(16) | BIT(19) | BIT(22)))
+#define N2350_GPP_OUT_VAL_LOW 0x1200000
+#define N2350_GPP_OUT_VAL_MID 0x1001
+#define N2350_GPP_POL_LOW 0x0
+#define N2350_GPP_POL_MID 0x0
+
+static struct serdes_map board_serdes_map[] = {
+ { SGMII0, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+ { SATA0, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+ { SATA1, SERDES_SPEED_3_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+ { DEFAULT_SERDES, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+ { USB3_HOST0, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+ { USB3_HOST1, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
+};
+
+int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count)
+{
+ *serdes_map_array = board_serdes_map;
+ *count = ARRAY_SIZE(board_serdes_map);
+ return 0;
+}
+
+/*
+ * Define the DDR layout / topology here in the board file. This will
+ * be used by the DDR4 init code in the SPL U-Boot version to configure
+ * the DDR4 controller.
+ */
+
+static struct mv_ddr_topology_map board_topology_map = {
+ DEBUG_LEVEL_ERROR,
+ 0x1, /* active interfaces */
+ /* cs_mask, mirror, dqs_swap, ck_swap X PUPs */
+ { { { {0x1, 0, 0, 0},
+ {0x1, 0, 0, 0},
+ {0x1, 0, 0, 0},
+ {0x1, 0, 0, 0},
+ {0x1, 0, 0, 0} },
+ SPEED_BIN_DDR_1866L, /* speed_bin */
+ MV_DDR_DEV_WIDTH_16BIT, /* memory_width - 16 bits */
+ MV_DDR_DIE_CAP_4GBIT, /* mem_size - N2350 board has 2x512MB DRAM banks */
+ MV_DDR_FREQ_800, /* frequency */
+ 0, 0, /* cas_wl cas_l */
+ MV_DDR_TEMP_LOW, /* temperature */
+ MV_DDR_TIM_DEFAULT} }, /* timing */
+ BUS_MASK_32BIT, /* Busses mask */
+ MV_DDR_CFG_DEFAULT, /* ddr configuration data source */
+ NOT_COMBINED, /* ddr twin-die combined */
+ { {0} }, /* raw spd data */
+ {0} /* timing parameters */
+};
+
+struct mv_ddr_topology_map *mv_ddr_topology_map_get(void)
+{
+ /* Return the board topology as defined in the board code */
+ return &board_topology_map;
+}
+
+int board_early_init_f(void)
+{
+ /* Those MPP values are taken from the Marvell U-Boot version
+ * "u-boot-a38x-2015T1_p18_Thecus"
+ */
+
+ /* Configure MPP */
+ writel(0x50111111, MVEBU_MPP_BASE + 0x00); /* MPP0_7 */
+ writel(0x00555555, MVEBU_MPP_BASE + 0x04); /* MPP8_15 */
+ writel(0x55000000, MVEBU_MPP_BASE + 0x08); /* MPP16_23 */
+ writel(0x05050050, MVEBU_MPP_BASE + 0x0c); /* MPP24_31 */
+ writel(0x05555555, MVEBU_MPP_BASE + 0x10); /* MPP32_39 */
+ writel(0x00000565, MVEBU_MPP_BASE + 0x14); /* MPP40_47 */
+ writel(0x00000000, MVEBU_MPP_BASE + 0x18); /* MPP48_55 */
+ writel(0x00004444, MVEBU_MPP_BASE + 0x1c); /* MPP56_63 */
+
+ /* Set GPP Out value */
+ writel(N2350_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
+ writel(N2350_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
+
+ /* Set GPP Polarity */
+ writel(N2350_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
+ writel(N2350_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c);
+
+ /* Set GPP Out Enable */
+ writel(N2350_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
+ writel(N2350_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
+
+ return 0;
+}
+
+int board_init(void)
+{
+ /* Address of boot parameters */
+ gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: Thecus N2350\n");
+
+ return 0;
+}
+
+int board_eth_init(struct bd_info *bis)
+{
+ cpu_eth_init(bis); /* Built in controller(s) come first */
+ return pci_eth_init(bis);
+}
diff --git a/configs/n2350_defconfig b/configs/n2350_defconfig
new file mode 100644
index 0000000000..22b23d50e2
--- /dev/null
+++ b/configs/n2350_defconfig
@@ -0,0 +1,93 @@
+CONFIG_ARM=y
+CONFIG_ARCH_CPU_INIT=y
+CONFIG_SYS_THUMB_BUILD=y
+CONFIG_ARCH_MVEBU=y
+CONFIG_SUPPORT_PASSING_ATAGS=y
+CONFIG_CMDLINE_TAG=y
+CONFIG_INITRD_TAG=y
+CONFIG_TEXT_BASE=0x00800000
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xff0000
+CONFIG_TARGET_N2350=y
+CONFIG_ENV_SIZE=0x10000
+CONFIG_ENV_OFFSET=0x100000
+CONFIG_ENV_SECT_SIZE=0x10000
+CONFIG_DEFAULT_DEVICE_TREE="armada-385-thecus-n2350"
+CONFIG_SPL_TEXT_BASE=0x40000030
+CONFIG_SYS_PROMPT="N2350 > "
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_STACK=0x4002c000
+CONFIG_SPL=y
+CONFIG_DEBUG_UART_BASE=0xf1012000
+CONFIG_DEBUG_UART_CLOCK=250000000
+CONFIG_IDENT_STRING="\nThecus N2350"
+CONFIG_SYS_LOAD_ADDR=0x800000
+CONFIG_ENV_ADDR=0x100000
+CONFIG_DEBUG_UART=y
+CONFIG_AHCI=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_BOOTDELAY=10
+CONFIG_USE_PREBOOT=y
+CONFIG_SYS_CONSOLE_INFO_QUIET=y
+# CONFIG_DISPLAY_BOARDINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x22fd0
+CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
+CONFIG_SPL_BSS_START_ADDR=0x40023000
+CONFIG_SPL_BSS_MAX_SIZE=0x4000
+CONFIG_SPL_SYS_MALLOC_SIMPLE=y
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_I2C=y
+CONFIG_SYS_MAXARGS=32
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_GPIO_READ=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SPI=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_DNS=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_MTDPARTS_DEFAULT="mtdparts=pxa3xx_nand-0:-(ubifs);spi1.0:1M(uboot),64K at 1M(uboot_env),-(data)"
+CONFIG_ENV_OVERWRITE=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_ARP_TIMEOUT=200
+CONFIG_NET_RETRY_COUNT=50
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_NETCONSOLE=y
+CONFIG_SPL_OF_TRANSLATE=y
+CONFIG_AHCI_MVEBU=y
+CONFIG_LBA48=y
+CONFIG_SYS_64BIT_LBA=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MVTWSI=y
+CONFIG_MTD=y
+CONFIG_SF_DEFAULT_SPEED=50000000
+CONFIG_SPI_FLASH_MACRONIX=y
+CONFIG_SPI_FLASH_STMICRO=y
+CONFIG_PHY_MARVELL=y
+CONFIG_PHY_GIGE=y
+CONFIG_MVNETA=y
+CONFIG_MII=y
+CONFIG_MVMDIO=y
+CONFIG_PCI=y
+CONFIG_PCI_MVEBU=y
+CONFIG_PINCTRL=y
+CONFIG_PINCTRL_ARMADA_38X=y
+CONFIG_DM_RTC=y
+CONFIG_RTC_ARMADA38X=y
+CONFIG_SCSI=y
+CONFIG_SPL_DEBUG_UART_BASE=0xd0012000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550=y
+CONFIG_KIRKWOOD_SPI=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_EHCI_HCD=y
diff --git a/include/configs/n2350.h b/include/configs/n2350.h
new file mode 100644
index 0000000000..1d4458d210
--- /dev/null
+++ b/include/configs/n2350.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2023 Tony Dinh <mibodhi at gmail.com>
+ *
+ */
+
+#ifndef _CONFIG_N2350_H
+#define _CONFIG_N2350_H
+
+/*
+ * High Level Configuration Options (easy to change)
+ */
+
+/* I2C */
+#define CFG_I2C_MVTWSI_BASE0 MVEBU_TWSI_BASE
+
+/* Environment in SPI NOR flash */
+
+#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */
+
+/* Keep device tree and initrd in lower memory so the kernel can access them */
+#define RELOCATION_LIMITS_ENV_SETTINGS \
+ "fdt_high=0x10000000\0" \
+ "initrd_high=0x10000000\0"
+
+/*
+ * mv-common.h should be defined after CMD configs since it used them
+ * to enable certain macros
+ */
+#include "mv-common.h"
+
+/* Include the common distro boot environment */
+#ifndef CONFIG_SPL_BUILD
+
+#define BOOT_TARGET_DEVICES(func) \
+ func(SCSI, scsi, 0) \
+ func(USB, usb, 0) \
+ func(PXE, pxe, na) \
+ func(DHCP, dhcp, na)
+
+#define KERNEL_ADDR_R __stringify(0x1000000)
+#define FDT_ADDR_R __stringify(0x2000000)
+#define RAMDISK_ADDR_R __stringify(0x2200000)
+#define SCRIPT_ADDR_R __stringify(0x1800000)
+#define PXEFILE_ADDR_R __stringify(0x1900000)
+
+#define LOAD_ADDRESS_ENV_SETTINGS \
+ "kernel_addr_r=" KERNEL_ADDR_R "\0" \
+ "fdt_addr_r=" FDT_ADDR_R "\0" \
+ "ramdisk_addr_r=" RAMDISK_ADDR_R "\0" \
+ "scriptaddr=" SCRIPT_ADDR_R "\0" \
+ "pxefile_addr_r=" PXEFILE_ADDR_R "\0"
+
+#include <config_distro_bootcmd.h>
+
+#define CFG_EXTRA_ENV_SETTINGS \
+ RELOCATION_LIMITS_ENV_SETTINGS \
+ LOAD_ADDRESS_ENV_SETTINGS \
+ "fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
+ "console=ttyS0,115200\0" \
+ BOOTENV
+
+#endif /* CONFIG_SPL_BUILD */
+
+#endif /* _CONFIG_N2350_H */
--
2.30.2
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