[PATCH] ARM: dts: mvebu: Add device tree for ATL-x530 Board

Aryan Srivastava
2020-11-30T02:55:14Z

Add device tree file for x530 board. This has an Armada 385 SoC. Has
NAND-flash for user storage and SPI for booting. Covers majority of x530
and GS980MX variants.

Signed-off-by: Aryan Srivastava <aryan.srivastava@alliedtelesis.co.nz>
Reviewed-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---
arch/arm/boot/dts/armada-385-atl-x530.dts | 235 ++++++++++++++++++++++
1 file changed, 235 insertions(+)
create mode 100644 arch/arm/boot/dts/armada-385-atl-x530.dts

diff --git a/arch/arm/boot/dts/armada-385-atl-x530.dts b/arch/arm/boot/dts/armada-385-atl-x530.dts
new file mode 100644
index 000000000000..2041bf09c578
--- /dev/null
+++ b/arch/arm/boot/dts/armada-385-atl-x530.dts
@@ -0,0 +1,235 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Device Tree file for Armada 385 Allied Telesis x530/GS980MX Board.
+ (x530/AT-GS980MX)
+ *
+ Copyright (C) 2020 Allied Telesis Labs
+ */
+
+/dts-v1/;
+#include "armada-385.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "x530/AT-GS980MX";
+ compatible = "alliedtelesis,gs980mx", "alliedtelesis,x530", "marvell,armada385", "marvell,armada380";
+
+ chosen {
+ stdout-path = "serial1:115200n8";
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x40000000>; /* 1GB */
+ };
+
+ soc {
+ ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
+ MBUS_ID(0x01, 0x3d) 0 0xf4800000 0x80000
+ MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000>;
+
+ internal-regs {
+ i2c0: i2c@11000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_pins>;
+ status = "okay";
+ };
+
+ uart0: serial@12000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
+ status = "okay";
+ };
+ };
+ };
+};
+
+&pciec {
+ status = "okay";
+};
+
+&pcie1 {
+ status = "okay";
+ reset-gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
+ reset-delay-us = <400000>;
+};
+
+&pcie2 {
+ status = "okay";
+};
+
+&devbus_cs1 {
+ compatible = "marvell,mvebu-devbus";
+ status = "okay";
+
+ devbus,bus-width = <8>;
+ devbus,turn-off-ps = <60000>;
+ devbus,badr-skew-ps = <0>;
+ devbus,acc-first-ps = <124000>;
+ devbus,acc-next-ps = <248000>;
+ devbus,rd-setup-ps = <0>;
+ devbus,rd-hold-ps = <0>;
+
+ /* Write parameters */
+ devbus,sync-enable = <0>;
+ devbus,wr-high-ps = <60000>;
+ devbus,wr-low-ps = <60000>;
+ devbus,ale-wr-ps = <60000>;
+
+ nvs@0 {
+ status = "okay";
+
+ compatible = "mtd-ram";
+ reg = <0 0x00080000>;
+ bank-width = <1>;
+ label = "nvs";
+ };
+};
+
+&pinctrl {
+ i2c0_gpio_pins: i2c-gpio-pins-0 {
+ marvell,pins = "mpp2", "mpp3";
+ marvell,function = "gpio";
+ };
+};
+
+&i2c0 {
+ clock-frequency = <100000>;
+ status = "okay";
+
+ pinctrl-names = "default", "gpio";
+ pinctrl-0 = <&i2c0_pins>;
+ pinctrl-1 = <&i2c0_gpio_pins>;
+ scl-gpio = <&gpio0 2 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+ sda-gpio = <&gpio0 3 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+
+ i2c0mux: mux@71 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "nxp,pca9544";
+ reg = <0x71>;
+ i2c-mux-idle-disconnect;
+
+ i2c@0 { /* POE devices MUX */
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+ };
+
+ i2c@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ adt7476_2e: hwmon@2e {
+ compatible = "adi,adt7476";
+ reg = <0x2e>;
+ };
+
+ adt7476_2d: hwmon@2d {
+ compatible = "adi,adt7476";
+ reg = <0x2d>;
+ };
+ };
+
+ i2c@2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <2>;
+
+ rtc@68 {
+ compatible = "dallas,ds1340";
+ reg = <0x68>;
+ };
+ };
+
+ i2c@3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <3>;
+
+ gpio@20 {
+ compatible = "nxp,pca9554";
+ gpio-controller;
+ #gpio-cells = <2>;
+ reg = <0x20>;
+ };
+ };
+ };
+};
+
+&usb0 {
+ status = "okay";
+};
+
+&spi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi1_pins>;
+ status = "okay";
+
+ spi-flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ reg = <1>; /* Chip select 1 */
+ spi-max-frequency = <54000000>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ partition@u-boot {
+ reg = <0x00000000 0x00100000>;
+ label = "u-boot";
+ };
+ partition@u-boot-env {
+ reg = <0x00100000 0x00040000>;
+ label = "u-boot-env";
+ };
+ partition@unused {
+ reg = <0x00140000 0x00e80000>;
+ label = "unused";
+ };
+ partition@idprom {
+ reg = <0x00fc0000 0x00040000>;
+ label = "idprom";
+ };
+ };
+ };
+};
+
+&nand_controller {
+ status = "okay";
+
+ nand@0 {
+ reg = <0>;
+ label = "pxa3xx_nand-0";
+ nand-rb = <0>;
+ nand-on-flash-bbt;
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+
+ marvell,nand-enable-arbiter;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ partition@user {
+ reg = <0x00000000 0x0f000000>;
+ label = "user";
+ };
+ partition@errlog {
+ /* Maximum mtdoops size is 8MB, so set to that. */
+ reg = <0x0f000000 0x00800000>;
+ label = "errlog";
+ };
+ partition@nand-bbt {
+ reg = <0x0f800000 0x00800000>;
+ label = "nand-bbt";
+ };
+ };
+ };
+};
+
--
2.29.2