arm: kirkwood: Add support for ZyXEL NSA325 board

ZyXEL NSA325 specifications:

Marvell Kirkwood 88F6282 SoC
1.6 GHz CPU
1x GBE LAN port (Marvell MV88E1318)
512 MB RAM
128 MB Eon NAND, SLC
I2C
1x USB 3.0 (on PCIe bus)
2x USB 2.0
2x SATA (hot swap slots)
Serial console

Signed-off-by: Tony Dinh <mibodhi@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>

12 files changed, 958 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 6e9c5f0..81c455a 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -66,6 +66,7 @@ dtb-$(CONFIG_ARCH_KIRKWOOD) += \
 	kirkwood-ns2max.dtb \
 	kirkwood-ns2mini.dtb \
 	kirkwood-nsa310s.dtb \
+	kirkwood-nsa325.dtb \
 	kirkwood-openrd-base.dtb \
 	kirkwood-openrd-client.dtb \
 	kirkwood-openrd-ultimate.dtb \
diff --git a/arch/arm/dts/kirkwood-6282.dtsi b/arch/arm/dts/kirkwood-6282.dtsi
new file mode 100644
index 0000000..e732c50
--- /dev/null
+++ b/arch/arm/dts/kirkwood-6282.dtsi
@@ -0,0 +1,161 @@
+// SPDX-License-Identifier: GPL-2.0
+/ {
+	mbus@f1000000 {
+		pciec: pcie@82000000 {
+			compatible = "marvell,kirkwood-pcie";
+			status = "disabled";
+			device_type = "pci";
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+
+			bus-range = <0x00 0xff>;
+
+			ranges =
+			       <0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000
+				0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000
+				0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000
+				0x82000000 0x1 0     MBUS_ID(0x04, 0xe8) 0       1 0 /* Port 0.0 MEM */
+				0x81000000 0x1 0     MBUS_ID(0x04, 0xe0) 0       1 0 /* Port 0.0 IO  */
+				0x82000000 0x2 0     MBUS_ID(0x04, 0xd8) 0       1 0 /* Port 1.0 MEM */
+				0x81000000 0x2 0     MBUS_ID(0x04, 0xd0) 0       1 0 /* Port 1.0 IO  */>;
+
+			pcie0: pcie@1,0 {
+				device_type = "pci";
+				assigned-addresses = <0x82000800 0 0x00040000 0 0x2000>;
+				reg = <0x0800 0 0 0 0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				#interrupt-cells = <1>;
+				ranges = <0x82000000 0 0 0x82000000 0x1 0 1 0
+					  0x81000000 0 0 0x81000000 0x1 0 1 0>;
+				bus-range = <0x00 0xff>;
+				interrupt-names = "intx", "error";
+				interrupts = <9>, <44>;
+				interrupt-map-mask = <0 0 0 7>;
+				interrupt-map = <0 0 0 1 &pcie0_intc 0>,
+						<0 0 0 2 &pcie0_intc 1>,
+						<0 0 0 3 &pcie0_intc 2>,
+						<0 0 0 4 &pcie0_intc 3>;
+				marvell,pcie-port = <0>;
+				marvell,pcie-lane = <0>;
+				clocks = <&gate_clk 2>;
+				status = "disabled";
+
+				pcie0_intc: interrupt-controller {
+					interrupt-controller;
+					#interrupt-cells = <1>;
+				};
+			};
+
+			pcie1: pcie@2,0 {
+				device_type = "pci";
+				assigned-addresses = <0x82001000 0 0x00044000 0 0x2000>;
+				reg = <0x1000 0 0 0 0>;
+				#address-cells = <3>;
+				#size-cells = <2>;
+				#interrupt-cells = <1>;
+				ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0
+					  0x81000000 0 0 0x81000000 0x2 0 1 0>;
+				bus-range = <0x00 0xff>;
+				interrupt-names = "intx", "error";
+				interrupts = <10>, <45>;
+				interrupt-map-mask = <0 0 0 7>;
+				interrupt-map = <0 0 0 1 &pcie1_intc 0>,
+						<0 0 0 2 &pcie1_intc 1>,
+						<0 0 0 3 &pcie1_intc 2>,
+						<0 0 0 4 &pcie1_intc 3>;
+				marvell,pcie-port = <1>;
+				marvell,pcie-lane = <0>;
+				clocks = <&gate_clk 18>;
+				status = "disabled";
+
+				pcie1_intc: interrupt-controller {
+					interrupt-controller;
+					#interrupt-cells = <1>;
+				};
+			};
+		};
+	};
+	ocp@f1000000 {
+
+		pinctrl: pin-controller@10000 {
+			compatible = "marvell,88f6282-pinctrl";
+
+			pmx_sata0: pmx-sata0 {
+				marvell,pins = "mpp5", "mpp21", "mpp23";
+				marvell,function = "sata0";
+			};
+			pmx_sata1: pmx-sata1 {
+				marvell,pins = "mpp4", "mpp20", "mpp22";
+				marvell,function = "sata1";
+			};
+
+			/*
+			 * Default I2C1 pinctrl setting on mpp36/mpp37,
+			 * overwrite marvell,pins on board level if required.
+			 */
+			pmx_twsi1: pmx-twsi1 {
+				marvell,pins = "mpp36", "mpp37";
+				marvell,function = "twsi1";
+			};
+
+			pmx_sdio: pmx-sdio {
+				marvell,pins = "mpp12", "mpp13", "mpp14",
+					       "mpp15", "mpp16", "mpp17";
+				marvell,function = "sdio";
+			};
+		};
+
+		thermal: thermal@10078 {
+			compatible = "marvell,kirkwood-thermal";
+			reg = <0x10078 0x4>;
+			status = "okay";
+		};
+
+		rtc: rtc@10300 {
+			compatible = "marvell,kirkwood-rtc", "marvell,orion-rtc";
+			reg = <0x10300 0x20>;
+			interrupts = <53>;
+			clocks = <&gate_clk 7>;
+		};
+
+		i2c1: i2c@11100 {
+			compatible = "marvell,mv64xxx-i2c";
+			reg = <0x11100 0x20>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			interrupts = <32>;
+			clock-frequency = <100000>;
+			clocks = <&gate_clk 7>;
+			pinctrl-0 = <&pmx_twsi1>;
+			pinctrl-names = "default";
+			status = "disabled";
+		};
+
+		sata: sata@80000 {
+			compatible = "marvell,orion-sata";
+			reg = <0x80000 0x5000>;
+			interrupts = <21>;
+			clocks = <&gate_clk 14>, <&gate_clk 15>;
+			clock-names = "0", "1";
+			phys = <&sata_phy0>, <&sata_phy1>;
+			phy-names = "port0", "port1";
+			status = "disabled";
+		};
+
+		sdio: mvsdio@90000 {
+			compatible = "marvell,orion-sdio";
+			reg = <0x90000 0x200>;
+			interrupts = <28>;
+			clocks = <&gate_clk 4>;
+			pinctrl-0 = <&pmx_sdio>;
+			pinctrl-names = "default";
+			bus-width = <4>;
+			cap-sdio-irq;
+			cap-sd-highspeed;
+			cap-mmc-highspeed;
+			status = "disabled";
+		};
+	};
+};
diff --git a/arch/arm/dts/kirkwood-nsa325.dts b/arch/arm/dts/kirkwood-nsa325.dts
new file mode 100644
index 0000000..efc57cf
--- /dev/null
+++ b/arch/arm/dts/kirkwood-nsa325.dts
@@ -0,0 +1,231 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Device tree file for the Zyxel NSA 325 NAS box.
+ *
+ * Copyright (c) 2015, Hans Ulli Kroll <ulli.kroll@googlemail.com>
+ *
+ *
+ * Based upon the board setup file created by Peter Schildmann
+ */
+
+/dts-v1/;
+
+#include "kirkwood-nsa3x0-common.dtsi"
+
+/ {
+	model = "ZyXEL NSA325";
+	compatible = "zyxel,nsa325", "marvell,kirkwood-88f6282", "marvell,kirkwood";
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x20000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+		stdout-path = &uart0;
+	};
+
+	ocp@f1000000 {
+		pinctrl: pin-controller@10000 {
+			pinctrl-names = "default";
+
+			pmx_led_hdd2_green: pmx-led-hdd2-green {
+				marvell,pins = "mpp12";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_hdd2_red: pmx-led-hdd2-red {
+				marvell,pins = "mpp13";
+				marvell,function = "gpio";
+			};
+
+			pmx_mcu_data: pmx-mcu-data {
+				marvell,pins = "mpp14";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_usb_green: pmx-led-usb-green {
+				marvell,pins = "mpp15";
+				marvell,function = "gpio";
+			};
+
+			pmx_mcu_clk: pmx-mcu-clk {
+				marvell,pins = "mpp16";
+				marvell,function = "gpio";
+			};
+
+			pmx_mcu_act: pmx-mcu-act {
+				marvell,pins = "mpp17";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_sys_green: pmx-led-sys-green {
+				marvell,pins = "mpp28";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_sys_orange: pmx-led-sys-orange {
+				marvell,pins = "mpp29";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_hdd1_green: pmx-led-hdd1-green {
+				marvell,pins = "mpp41";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_hdd1_red: pmx-led-hdd1-red {
+				marvell,pins = "mpp42";
+				marvell,function = "gpio";
+			};
+
+			pmx_htp: pmx-htp {
+				marvell,pins = "mpp43";
+				marvell,function = "gpio";
+			};
+
+			/*
+			 * Buzzer needs to be switched at around 1kHz so is
+			 * not compatible with the gpio-beeper driver.
+			 */
+			pmx_buzzer: pmx-buzzer {
+				marvell,pins = "mpp44";
+				marvell,function = "gpio";
+			};
+
+			pmx_vid_b1: pmx-vid-b1 {
+				marvell,pins = "mpp45";
+				marvell,function = "gpio";
+			};
+
+			pmx_power_resume_data: pmx-power-resume-data {
+				marvell,pins = "mpp47";
+				marvell,function = "gpio";
+			};
+
+			pmx_power_resume_clk: pmx-power-resume-clk {
+				marvell,pins = "mpp49";
+				marvell,function = "gpio";
+			};
+
+			pmx_pwr_sata1: pmx-pwr-sata1 {
+				marvell,pins = "mpp47";
+				marvell,function = "gpio";
+			};
+		};
+
+		/* This board uses the pcf8563 RTC instead of the SoC RTC */
+		rtc@10300 {
+			status = "disabled";
+		};
+
+		i2c@11000 {
+			status = "okay";
+
+			pcf8563: pcf8563@51 {
+				compatible = "nxp,pcf8563";
+				reg = <0x51>;
+			};
+		};
+	};
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_pwr_sata1>;
+		pinctrl-names = "default";
+
+		usb0_power: regulator@1 {
+			enable-active-high;
+		};
+
+		sata1_power: regulator@2 {
+			compatible = "regulator-fixed";
+			reg = <2>;
+			regulator-name = "SATA1 Power";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+			regulator-boot-on;
+			enable-active-high;
+			gpio = <&gpio1 15 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&pmx_led_hdd2_green &pmx_led_hdd2_red
+			     &pmx_led_usb_green
+			     &pmx_led_sys_green &pmx_led_sys_orange
+			     &pmx_led_copy_green &pmx_led_copy_red
+			     &pmx_led_hdd1_green &pmx_led_hdd1_red>;
+		pinctrl-names = "default";
+
+		green-sys {
+			label = "nsa325:green:sys";
+			gpios = <&gpio0 28 GPIO_ACTIVE_HIGH>;
+		};
+		orange-sys {
+			label = "nsa325:orange:sys";
+			gpios = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+		};
+		green-hdd1 {
+			label = "nsa325:green:hdd1";
+			gpios = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+		};
+		red-hdd1 {
+			label = "nsa325:red:hdd1";
+			gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
+		};
+		green-hdd2 {
+			label = "nsa325:green:hdd2";
+			gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
+		};
+		red-hdd2 {
+			label = "nsa325:red:hdd2";
+			gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>;
+		};
+		green-usb {
+			label = "nsa325:green:usb";
+			gpios = <&gpio0 15 GPIO_ACTIVE_HIGH>;
+		};
+		green-copy {
+			label = "nsa325:green:copy";
+			gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
+		};
+		red-copy {
+			label = "nsa325:red:copy";
+			gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
+		};
+
+	/* The following pins are currently not assigned to a driver,
+	   some of them should be configured as inputs.
+	pinctrl-0 = <&pmx_mcu_data &pmx_mcu_clk &pmx_mcu_act
+		     &pmx_htp &pmx_vid_b1
+		     &pmx_power_resume_data &pmx_power_resume_clk>; */
+	};
+
+};
+
+&mdio {
+	status = "okay";
+	ethphy0: ethernet-phy@1 {
+		reg = <1>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+	ethernet0-port@0 {
+		phy-handle = <&ethphy0>;
+	};
+};
+
+&pciec {
+	status = "okay";
+};
+
+&pcie0 {
+	status = "okay";
+};
diff --git a/arch/arm/dts/kirkwood-nsa3x0-common.dtsi b/arch/arm/dts/kirkwood-nsa3x0-common.dtsi
new file mode 100644
index 0000000..a21c50d
--- /dev/null
+++ b/arch/arm/dts/kirkwood-nsa3x0-common.dtsi
@@ -0,0 +1,157 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "kirkwood.dtsi"
+#include "kirkwood-6281.dtsi"
+
+/ {
+	model = "ZyXEL NSA310";
+
+	ocp@f1000000 {
+		pinctrl: pin-controller@10000 {
+
+			pmx_usb_power: pmx-usb-power {
+				marvell,pins = "mpp21";
+				marvell,function = "gpio";
+			};
+
+			pmx_pwr_off: pmx-pwr-off {
+				marvell,pins = "mpp48";
+				marvell,function = "gpio";
+			};
+
+			pmx_btn_reset: pmx-btn-reset {
+				marvell,pins = "mpp36";
+				marvell,function = "gpio";
+			};
+
+			pmx_btn_copy: pmx-btn-copy {
+				marvell,pins = "mpp37";
+				marvell,function = "gpio";
+			};
+
+			pmx_btn_power: pmx-btn-power {
+				marvell,pins = "mpp46";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_copy_green: pmx-led-copy-green {
+				marvell,pins = "mpp39";
+				marvell,function = "gpio";
+			};
+
+			pmx_led_copy_red: pmx-led-copy-red {
+				marvell,pins = "mpp40";
+				marvell,function = "gpio";
+			};
+		};
+
+		serial@12000 {
+			status = "okay";
+		};
+
+		sata@80000 {
+			status = "okay";
+			nr-ports = <2>;
+		};
+	};
+
+	gpio_poweroff {
+		compatible = "gpio-poweroff";
+		pinctrl-0 = <&pmx_pwr_off>;
+		pinctrl-names = "default";
+		gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>;
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_btn_reset &pmx_btn_copy &pmx_btn_power>;
+		pinctrl-names = "default";
+
+		power {
+			label = "Power Button";
+			linux,code = <KEY_POWER>;
+			gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+		};
+		copy {
+			label = "Copy Button";
+			linux,code = <KEY_COPY>;
+			gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
+		};
+		reset {
+			label = "Reset Button";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		pinctrl-0 = <&pmx_usb_power>;
+		pinctrl-names = "default";
+
+		usb0_power: regulator@1 {
+			compatible = "regulator-fixed";
+			reg = <1>;
+			regulator-name = "USB Power";
+			regulator-min-microvolt = <5000000>;
+			regulator-max-microvolt = <5000000>;
+			regulator-always-on;
+			regulator-boot-on;
+			gpio = <&gpio0 21 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&nand {
+	status = "okay";
+	chip-delay = <35>;
+
+	partition@0 {
+		label = "uboot";
+		reg = <0x0000000 0x0100000>;
+	};
+	partition@100000 {
+		label = "uboot_env";
+		reg = <0x0100000 0x0080000>;
+	};
+	partition@180000 {
+		label = "key_store";
+		reg = <0x0180000 0x0080000>;
+	};
+	partition@200000 {
+		label = "info";
+		reg = <0x0200000 0x0080000>;
+	};
+	partition@280000 {
+		label = "etc";
+		reg = <0x0280000 0x0a00000>;
+	};
+	partition@c80000 {
+		label = "kernel_1";
+		reg = <0x0c80000 0x0a00000>;
+	};
+	partition@1680000 {
+		label = "rootfs1";
+		reg = <0x1680000 0x2fc0000>;
+	};
+	partition@4640000 {
+		label = "kernel_2";
+		reg = <0x4640000 0x0a00000>;
+	};
+	partition@5040000 {
+		label = "rootfs2";
+		reg = <0x5040000 0x2fc0000>;
+	};
+};
+
+&pciec {
+	status = "okay";
+};
+
+&pcie0 {
+	status = "okay";
+};
diff --git a/arch/arm/mach-kirkwood/Kconfig b/arch/arm/mach-kirkwood/Kconfig
index 54027cc..c2fff84 100644
--- a/arch/arm/mach-kirkwood/Kconfig
+++ b/arch/arm/mach-kirkwood/Kconfig
@@ -133,6 +133,12 @@ config TARGET_NSA310S
 	select KW88F6192
 	select KIRKWOOD_COMMON
 
+config TARGET_NSA325
+	bool "ZyXEL NSA325"
+	select FEROCEON_88FR131
+	select KW88F6281
+	select KIRKWOOD_COMMON
+
 config TARGET_SBx81LIFKW
 	bool "Allied Telesis SBx81GS24/SBx81GT40/SBx81XS6/SBx81XS16"
 	select FEROCEON_88FR131
@@ -177,6 +183,7 @@ source "board/Seagate/dockstar/Kconfig"
 source "board/Seagate/goflexhome/Kconfig"
 source "board/Seagate/nas220/Kconfig"
 source "board/zyxel/nsa310s/Kconfig"
+source "board/zyxel/nsa325/Kconfig"
 source "board/alliedtelesis/SBx81LIFKW/Kconfig"
 source "board/alliedtelesis/SBx81LIFXCAT/Kconfig"
 
diff --git a/board/zyxel/nsa325/Kconfig b/board/zyxel/nsa325/Kconfig
new file mode 100644
index 0000000..1fe5ead
--- /dev/null
+++ b/board/zyxel/nsa325/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_NSA325
+
+config SYS_BOARD
+	default "nsa325"
+
+config SYS_VENDOR
+	default "zyxel"
+
+config SYS_CONFIG_NAME
+	default "nsa325"
+
+endif
diff --git a/board/zyxel/nsa325/MAINTAINERS b/board/zyxel/nsa325/MAINTAINERS
new file mode 100644
index 0000000..013cb84
--- /dev/null
+++ b/board/zyxel/nsa325/MAINTAINERS
@@ -0,0 +1,9 @@
+NSA325 BOARD
+M:	Tony Dinh <mibodhi@gmail.com>
+S:	Maintained
+F:	arch/arm/dts/kirkwood-6282.dtsi
+F:	arch/arm/dts/kirkwood-nsa325.dts
+F:	arch/arm/dts/kirkwood-nsa3x0-common.dtsi
+F:	board/zyxel/nsa325/
+F:	include/configs/nsa325.h
+F:	configs/nsa325_defconfig
diff --git a/board/zyxel/nsa325/Makefile b/board/zyxel/nsa325/Makefile
new file mode 100644
index 0000000..2887ba2
--- /dev/null
+++ b/board/zyxel/nsa325/Makefile
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# (C) Copyright 2015-2023 Tony Dinh <mibodhi@gmail.com>
+#
+# Based on
+# (C) Copyright 2009
+# Marvell Semiconductor <www.marvell.com>
+# Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+#
+
+obj-y	:= nsa325.o
diff --git a/board/zyxel/nsa325/kwbimage.cfg b/board/zyxel/nsa325/kwbimage.cfg
new file mode 100644
index 0000000..a497300
--- /dev/null
+++ b/board/zyxel/nsa325/kwbimage.cfg
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: GPL-2.0+
+#
+# Copyright (C) 2015-2023 Tony Dinh <mibodhi@gmail.com>
+#
+# Extracted from Zyxel GPL source for u-boot-1.1.4_NSA325v2
+#
+# Boot Media configurations
+BOOT_FROM       nand
+NAND_ECC_MODE   default
+NAND_PAGE_SIZE  0x0800
+
+# SOC registers configuration using bootrom header extension
+# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
+
+# Configure RGMII-0 interface pad voltage to 1.8V
+DATA 0xFFD100e0 0x1b1b1b9b
+
+#Dram initalization
+DATA 0xFFD01400 0x4301503E      # DDR Configuration register
+DATA 0xFFD01404 0xB9843000      # DDR Controller Control Low
+DATA 0xFFD01408 0x33137777      # DDR Timing (Low)
+DATA 0xFFD0140C 0x16000C55      # DDR Timing (High)
+DATA 0xFFD01410 0x04000000      # DDR Address Control
+DATA 0xFFD01414 0x00000000	#  DDR Open Pages Control
+DATA 0xFFD01418 0x00000000	#  DDR Operation
+DATA 0xFFD0141C 0x00000672	#  DDR Mode
+DATA 0xFFD01420 0x00000004	#  DDR Extended Mode
+DATA 0xFFD01424 0x0000F14F	#  DDR Controller Control High
+DATA 0xFFD01428 0x000D6720	# DDR3 ODT Read Timing
+DATA 0xFFD0147C 0x0000B571	# DDR2 ODT Write Timing
+DATA 0xFFD01504 0x1FFFFFF1      # CS[0]n Size
+DATA 0xFFD01508 0x20000000      # CS[1]n Base address to 512Mb
+DATA 0xFFD0150C 0x1FFFFFF4      # CS[1]n Size 512Mb Window enabled for CS1
+DATA 0xFFD01514 0x00000000      # CS[2]n Size, window disabled
+DATA 0xFFD0151C 0x00000000      # CS[3]n Size, window disabled
+DATA 0xFFD01494 0x00120000      #  DDR ODT Control (Low)
+DATA 0xFFD01498 0x00000000      #  DDR ODT Control (High)
+DATA 0xFFD0149C 0x0000E803      # CPU ODT Control
+
+DATA 0xFFD015D0 0x00000630
+DATA 0xFFD015D4 0x00000046
+DATA 0xFFD015D8 0x00000008
+DATA 0xFFD015DC 0x00000000
+DATA 0xFFD015E0 0x00000023
+DATA 0xFFD015E4 0x00203C18
+DATA 0xFFD01620 0x00384800
+DATA 0xFFD01480 0x00000001
+DATA 0xFFD20134 0x66666666
+DATA 0xFFD20138 0x00066666
+
+DATA 0xFFD10100 0x00004000	# stop the watchdog
+DATA 0xFFD10104 0xFFFFBFFF
+
+# End of Header extension
+DATA 0x0 0x0
diff --git a/board/zyxel/nsa325/nsa325.c b/board/zyxel/nsa325/nsa325.c
new file mode 100644
index 0000000..f5f63ee
--- /dev/null
+++ b/board/zyxel/nsa325/nsa325.c
@@ -0,0 +1,196 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2014-2023 Tony Dinh <mibodhi@gmail.com>
+ *
+ * Based on
+ * Copyright (C) 2014  Jason Plum <jplum@archlinuxarm.org>
+ *
+ * Based on nsa320.c originall written by
+ * Copyright (C) 2012  Peter Schildmann <linux@schildmann.info>
+ *
+ * Based on guruplug.c originally written by
+ * Siddarth Gore <gores@marvell.com>
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ */
+
+#include <common.h>
+#include <asm/arch/soc.h>
+#include <asm/arch/mpp.h>
+#include <netdev.h>
+#include <asm/arch/cpu.h>
+#include <asm/gpio.h>
+#include <asm/io.h>
+#include <asm/arch/gpio.h>
+#include <asm/mach-types.h>
+#include <bootstage.h>
+#include <command.h>
+#include <init.h>
+#include <linux/bitops.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* low GPIO's */
+#define HDD2_GREEN_LED		BIT(12)
+#define HDD2_RED_LED		BIT(13)
+#define USB_GREEN_LED		BIT(15)
+#define USB_POWER		BIT(21)
+#define SYS_GREEN_LED		BIT(28)
+#define SYS_ORANGE_LED		BIT(29)
+
+#define PIN_USB_GREEN_LED	15
+#define PIN_USB_POWER		21
+
+#define NSA325_OE_LOW		(~(HDD2_GREEN_LED | HDD2_RED_LED |	\
+				   USB_GREEN_LED | USB_POWER |		\
+				   SYS_GREEN_LED | SYS_ORANGE_LED))
+#define NSA325_VAL_LOW		(SYS_GREEN_LED | USB_POWER)
+
+/* high GPIO's */
+#define COPY_GREEN_LED		BIT(7)
+#define COPY_RED_LED		BIT(8)
+#define HDD1_GREEN_LED		BIT(9)
+#define HDD1_RED_LED		BIT(10)
+#define HDD2_POWER		BIT(15)
+#define WATCHDOG_SIGNAL		BIT(14)
+
+#define NSA325_OE_HIGH		(~(COPY_GREEN_LED | COPY_RED_LED | \
+				   HDD1_GREEN_LED | HDD1_RED_LED | HDD2_POWER | WATCHDOG_SIGNAL))
+#define NSA325_VAL_HIGH		(WATCHDOG_SIGNAL | HDD2_POWER)
+
+#define BTN_POWER				46
+#define BTN_RESET				36
+#define BTN_COPY				37
+
+int board_early_init_f(void)
+{
+	/*
+	 * default gpio configuration
+	 * There are maximum 64 gpios controlled through 2 sets of registers
+	 * the below configuration configures mainly initial LED status
+	 */
+	mvebu_config_gpio(NSA325_VAL_LOW, NSA325_VAL_HIGH,
+			  NSA325_OE_LOW, NSA325_OE_HIGH);
+
+	/* Multi-Purpose Pins Functionality configuration */
+	/* (all LEDs & power off active high) */
+	u32 kwmpp_config[] = {
+		MPP0_NF_IO2,
+		MPP1_NF_IO3,
+		MPP2_NF_IO4,
+		MPP3_NF_IO5,
+		MPP4_NF_IO6,
+		MPP5_NF_IO7,
+		MPP6_SYSRST_OUTn,
+		MPP7_GPO,
+		MPP8_TW_SDA,		/* PCF8563 RTC chip   */
+		MPP9_TW_SCK,		/* connected to TWSI  */
+		MPP10_UART0_TXD,
+		MPP11_UART0_RXD,
+		MPP12_GPO,		/* HDD2 LED (green)   */
+		MPP13_GPIO,		/* HDD2 LED (red)     */
+		MPP14_GPIO,		/* MCU DATA pin (in)  */
+		MPP15_GPIO,		/* USB LED (green)    */
+		MPP16_GPIO,		/* MCU CLK pin (out)  */
+		MPP17_GPIO,		/* MCU ACT pin (out)  */
+		MPP18_NF_IO0,
+		MPP19_NF_IO1,
+		MPP20_GPIO,
+		MPP21_GPIO,		/* USB power          */
+		MPP22_GPIO,
+		MPP23_GPIO,
+		MPP24_GPIO,
+		MPP25_GPIO,
+		MPP26_GPIO,
+		MPP27_GPIO,
+		MPP28_GPIO,		/* SYS LED (green)    */
+		MPP29_GPIO,		/* SYS LED (orange)   */
+		MPP30_GPIO,
+		MPP31_GPIO,
+		MPP32_GPIO,
+		MPP33_GPIO,
+		MPP34_GPIO,
+		MPP35_GPIO,
+		MPP36_GPIO,		/* reset button       */
+		MPP37_GPIO,		/* copy button        */
+		MPP38_GPIO,		/* VID B0             */
+		MPP39_GPIO,		/* COPY LED (green)   */
+		MPP40_GPIO,		/* COPY LED (red)     */
+		MPP41_GPIO,		/* HDD1 LED (green)   */
+		MPP42_GPIO,		/* HDD1 LED (red)     */
+		MPP43_GPIO,		/* HTP pin            */
+		MPP44_GPIO,		/* buzzer             */
+		MPP45_GPIO,		/* VID B1             */
+		MPP46_GPIO,		/* power button       */
+		MPP47_GPIO,		/* HDD2 power         */
+		MPP48_GPIO,		/* power off          */
+		0
+	};
+	kirkwood_mpp_conf(kwmpp_config, NULL);
+	return 0;
+}
+
+int board_eth_init(struct bd_info *bis)
+{
+	return cpu_eth_init(bis);
+}
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+
+	return 0;
+}
+
+int board_late_init(void)
+{
+	/* Do late init to ensure successful enumeration of XHCI devices */
+	pci_init();
+	return 0;
+}
+
+#if defined(CONFIG_SHOW_BOOT_PROGRESS)
+void show_boot_progress(int val)
+{
+	struct kwgpio_registers *gpio0 = (struct kwgpio_registers *)MVEBU_GPIO0_BASE;
+	u32 dout0 = readl(&gpio0->dout);
+	u32 blen0 = readl(&gpio0->blink_en);
+
+	struct kwgpio_registers *gpio1 = (struct kwgpio_registers *)MVEBU_GPIO1_BASE;
+	u32 dout1 = readl(&gpio1->dout);
+	u32 blen1 = readl(&gpio1->blink_en);
+
+	switch (val) {
+	case BOOTSTAGE_ID_DECOMP_IMAGE:
+		writel(blen0 & ~(SYS_GREEN_LED | SYS_ORANGE_LED), &gpio0->blink_en);
+		writel((dout0 & ~SYS_GREEN_LED) | SYS_ORANGE_LED, &gpio0->dout);
+		break;
+	case BOOTSTAGE_ID_RUN_OS:
+		writel(dout0 & ~SYS_ORANGE_LED, &gpio0->dout);
+		writel(blen0 | SYS_GREEN_LED, &gpio0->blink_en);
+		break;
+	case BOOTSTAGE_ID_NET_START:
+		writel(dout1 & ~COPY_RED_LED, &gpio1->dout);
+		writel((blen1 & ~COPY_RED_LED) | COPY_GREEN_LED, &gpio1->blink_en);
+		break;
+	case BOOTSTAGE_ID_NET_LOADED:
+		writel(blen1 & ~(COPY_RED_LED | COPY_GREEN_LED), &gpio1->blink_en);
+		writel((dout1 & ~COPY_RED_LED) | COPY_GREEN_LED, &gpio1->dout);
+		break;
+	case -BOOTSTAGE_ID_NET_NETLOOP_OK:
+	case -BOOTSTAGE_ID_NET_LOADED:
+		writel(dout1 & ~COPY_GREEN_LED, &gpio1->dout);
+		writel((blen1 & ~COPY_GREEN_LED) | COPY_RED_LED, &gpio1->blink_en);
+		break;
+	default:
+		if (val < 0) {
+			/* error */
+			printf("Error occurred, error code = %d\n", -val);
+			writel(dout0 & ~SYS_GREEN_LED, &gpio0->dout);
+			writel(blen0 | SYS_ORANGE_LED, &gpio0->blink_en);
+		}
+		break;
+	}
+}
+#endif /* CONFIG_SHOW_BOOT_PROGRESS */
diff --git a/configs/nsa325_defconfig b/configs/nsa325_defconfig
new file mode 100644
index 0000000..d5fe9ca
--- /dev/null
+++ b/configs/nsa325_defconfig
@@ -0,0 +1,81 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_SYS_DCACHE_OFF=y
+CONFIG_ARCH_CPU_INIT=y
+CONFIG_SYS_THUMB_BUILD=y
+CONFIG_ARCH_KIRKWOOD=y
+CONFIG_SUPPORT_PASSING_ATAGS=y
+CONFIG_CMDLINE_TAG=y
+CONFIG_INITRD_TAG=y
+CONFIG_SYS_KWD_CONFIG="board/zyxel/nsa325/kwbimage.cfg"
+CONFIG_TEXT_BASE=0x600000
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_TARGET_NSA325=y
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0xC0000
+CONFIG_DEFAULT_DEVICE_TREE="kirkwood-nsa325"
+CONFIG_SYS_PROMPT="NSA325> "
+CONFIG_IDENT_STRING="\nZyXEL NSA325 2-Bay Power Media Server"
+CONFIG_SYS_LOAD_ADDR=0x800000
+CONFIG_PCI=y
+CONFIG_LTO=y
+CONFIG_BOOTSTD_FULL=y
+CONFIG_BOOTSTD_DEFAULTS=y
+CONFIG_BOOTSTD_BOOTCOMMAND=y
+CONFIG_DISTRO_DEFAULTS=y
+CONFIG_BOOTSTAGE=y
+CONFIG_SHOW_BOOT_PROGRESS=y
+CONFIG_BOOTDELAY=10
+CONFIG_USE_PREBOOT=y
+CONFIG_BOARD_LATE_INIT=y
+# CONFIG_BOOTM_PLAN9 is not set
+# CONFIG_BOOTM_RTEMS is not set
+# CONFIG_BOOTM_VXWORKS is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MTD=y
+CONFIG_CMD_NAND=y
+CONFIG_CMD_PCI=y
+CONFIG_CMD_SATA=y
+CONFIG_CMD_USB=y
+CONFIG_CMD_SNTP=y
+CONFIG_CMD_DNS=y
+# CONFIG_CMD_BLOCK_CACHE is not set
+CONFIG_CMD_JFFS2=y
+CONFIG_CMD_MTDPARTS=y
+CONFIG_MTDIDS_DEFAULT="nand0=orion_nand"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=orion_nand:0x100000(uboot),0x80000(stock_uboot_env),0x80000(key_store),0x80000(info),0xA00000(etc),0xA00000(kernel_1),0x2FC0000(rootfs1),0xA00000(kernel_2),0x2FC0000(rootfs2)"
+CONFIG_CMD_UBI=y
+CONFIG_PARTITION_TYPE_GUID=y
+CONFIG_OF_CONTROL=y
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_NAND=y
+CONFIG_VERSION_VARIABLE=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_NETCONSOLE=y
+# CONFIG_DM_WARN is not set
+CONFIG_SATA_MV=y
+CONFIG_SYS_SATA_MAX_DEVICE=2
+CONFIG_LBA48=y
+CONFIG_SYS_64BIT_LBA=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_MVTWSI=y
+# CONFIG_MMC is not set
+CONFIG_MTD=y
+CONFIG_MTD_RAW_NAND=y
+CONFIG_PHY_MARVELL=y
+CONFIG_MVGBE=y
+CONFIG_MII=y
+CONFIG_PCI_MVEBU=y
+CONFIG_DM_RTC=y
+CONFIG_RTC_PCF8563=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_PCI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_JFFS2_LZO=y
+CONFIG_JFFS2_NAND=y
+CONFIG_UBIFS_SILENCE_MSG=y
diff --git a/include/configs/nsa325.h b/include/configs/nsa325.h
new file mode 100644
index 0000000..00a148c
--- /dev/null
+++ b/include/configs/nsa325.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2016-2023 Tony Dinh <mibodhi@gmail.com>
+ * (C) Copyright 2014 Jason Plum <jplum@archlinuxarm.org>
+ *
+ * Based on
+ * Copyright (C) 2012  Peter Schildmann <linux@schildmann.info>
+ *
+ * Based on guruplug.h originally written by
+ * Siddarth Gore <gores@marvell.com>
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ */
+
+#ifndef _CONFIG_NSA325_H
+#define _CONFIG_NSA325_H
+
+#include "mv-common.h"
+
+#define KERNEL_ADDR_R	__stringify(0x800000)
+#define FDT_ADDR_R	__stringify(0x2c00000)
+#define RAMDISK_ADDR_R	__stringify(0x01100000)
+#define SCRIPT_ADDR_R	__stringify(0x200000)
+
+#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"
+
+#define CFG_EXTRA_ENV_SETTINGS \
+	LOAD_ADDRESS_ENV_SETTINGS \
+	"fdtfile=" CONFIG_DEFAULT_DEVICE_TREE ".dtb\0" \
+	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
+	"console=ttyS0,115200\0"
+
+#endif /* _CONFIG_NSA325_H */