Hello Aryan,
> 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.srivast...@alliedtelesis.co.nz>
> Reviewed-by: Chris Packham <chris.pack...@alliedtelesis.co.nz>
I don't know why I missed this one but I've finally applied it on
mvebu/dt and sent a pull request for 5.13.
Sorry for this delay.
Thanks,
Gregory
> ---
> Notes:
> Changes in v2:
> -Adding to Makefile
>
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/armada-385-atl-x530.dts | 235 ++++++++++++++++++++++
> 2 files changed, 236 insertions(+)
> create mode 100644 arch/arm/boot/dts/armada-385-atl-x530.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index a60407ad7347..d65d84e9bf9c 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1320,6 +1320,7 @@ dtb-$(CONFIG_MACH_ARMADA_375) += \
> armada-375-db.dtb
> dtb-$(CONFIG_MACH_ARMADA_38X) += \
> armada-382-rd-ac3x-48g4x2xl.dtb \
> + armada-385-atl-x530.dtb\
> armada-385-clearfog-gtr-s4.dtb \
> armada-385-clearfog-gtr-l8.dtb \
> armada-385-db-88f6820-amc.dtb \
> 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
>
--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com
