ath79: support for MikroTik RouterBOARD 911G-(2,5)HPnD

[openwrt/openwrt.git] / target / linux / ath79 / dts / ar9342_mikrotik_routerboard-911g.dtsi

diff --git a/target/linux/ath79/dts/ar9342_mikrotik_routerboard-911g.dtsi b/target/linux/ath79/dts/ar9342_mikrotik_routerboard-911g.dtsi
new file mode 100644 (file)
index 0000000..86b4bc3
--- /dev/null
+++ b/target/linux/ath79/dts/ar9342_mikrotik_routerboard-911g.dtsi
@@ -0,0 +1,224 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "ar9344.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+       aliases {
+               led-boot = &led_power;
+               led-failsafe = &led_power;
+               led-running = &led_power;
+               led-upgrade = &led_power;
+       };
+
+       gpio_key: gpio_key {
+               compatible = "mikrotik,gpio-rb91x-key";
+               gpio-controller;
+               #gpio-cells = <2>;
+               gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
+       };
+
+       gpio_latch: gpio_latch {
+               compatible = "gpio-latch";
+               gpio-controller;
+               #gpio-cells = <2>;
+               gpios = <&gpio 0 GPIO_ACTIVE_HIGH>,
+                       <&gpio 1 GPIO_ACTIVE_HIGH>,
+                       <&gpio 2 GPIO_ACTIVE_HIGH>,
+                       <&gpio 3 GPIO_ACTIVE_HIGH>,
+                       <0>, /* Not connected */
+                       <&gpio 13 GPIO_ACTIVE_HIGH>,
+                       <&gpio 14 GPIO_ACTIVE_HIGH>,
+                       <&gpio_key 0 GPIO_ACTIVE_HIGH>,
+                       <&gpio 11 GPIO_ACTIVE_LOW>; /* Latch Enable */
+       };
+
+       nand_gpio {
+               compatible = "mikrotik,rb91x-nand";
+
+               gpios = <&gpio_latch 3 GPIO_ACTIVE_HIGH>, /* Read */
+                       <&gpio 4 GPIO_ACTIVE_HIGH>,       /* Ready (RDY) */
+                       <&gpio_latch 5 GPIO_ACTIVE_LOW>,  /* Chip Enable (nCE) */
+                       <&gpio_latch 6 GPIO_ACTIVE_HIGH>, /* Command Latch Enable (CLE) */
+                       <&gpio_latch 7 GPIO_ACTIVE_HIGH>, /* Address Latch Enable (ALE) */
+                       <&gpio 12 GPIO_ACTIVE_LOW>,       /* Read/Write Enable (nRW) */
+                       <&gpio_latch 8 GPIO_ACTIVE_LOW>,  /* Latch Enable (nLE) */
+                       <&gpio_key 2 GPIO_ACTIVE_HIGH>;   /* Key poll disable */
+
+               partitions {
+                       compatible = "fixed-partitions";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+
+                       partition@0 {
+                               label = "booter";
+                               reg = <0x0 0x0040000>;
+                               read-only;
+                       };
+
+                       partition@40000 {
+                               label = "kernel";
+                               reg = <0x0040000 0x03c0000>;
+                       };
+
+                       partition@400000 {
+                               label = "ubi";
+                               reg = <0x0400000 0x7c00000>;
+                       };
+               };
+       };
+
+       keys {
+               compatible = "gpio-keys-polled";
+               poll-interval = <20>;
+
+               button-reset {
+                       label = "reset";
+                       linux,code = <KEY_RESTART>;
+                       gpios = <&gpio_key 1 GPIO_ACTIVE_LOW>;
+               };
+       };
+
+       leds {
+               compatible = "gpio-leds";
+
+               led_power: power {
+                       label = "green:power";
+                       gpios = <&gpio_latch 1 GPIO_ACTIVE_HIGH>;
+                       default-state = "on";
+               };
+
+               user {
+                       label = "green:user";
+                       gpios = <&gpio_latch 2 GPIO_ACTIVE_HIGH>;
+               };
+
+               led1 {
+                       label = "green:led1";
+                       gpios = <&ssr 0 GPIO_ACTIVE_HIGH>;
+               };
+
+               led2 {
+                       label = "green:led2";
+                       gpios = <&ssr 1 GPIO_ACTIVE_HIGH>;
+               };
+
+               led3 {
+                       label = "green:led3";
+                       gpios = <&ssr 2 GPIO_ACTIVE_HIGH>;
+               };
+
+               led4 {
+                       label = "green:led4";
+                       gpios = <&ssr 3 GPIO_ACTIVE_HIGH>;
+               };
+
+               led5 {
+                       label = "green:led5";
+                       gpios = <&ssr 4 GPIO_ACTIVE_HIGH>;
+               };
+       };
+
+       gpio-export {
+               compatible = "gpio-export";
+
+               beeper {
+                       gpio-export,name = "beeper";
+                       gpio-export,output = <1>;       /* Must be 1 to avoid EMI induced clicking noise */
+                       gpios = <&ssr 5 GPIO_ACTIVE_HIGH>;
+               };
+
+               usb_power {
+                       gpio-export,name = "power-usb";
+                       gpio-export,output = <1>;
+                       gpios = <&ssr 6 GPIO_ACTIVE_HIGH>;
+               };
+
+               pcie_power {
+                       gpio-export,name = "power-pcie";
+                       gpio-export,output = <0>;
+                       gpios = <&ssr 7 GPIO_ACTIVE_HIGH>;
+               };
+       };
+};
+
+&ref {
+       clock-frequency = <40000000>;
+};
+
+&spi {
+       status = "okay";
+
+       compatible = "qca,ar7100-spi";
+
+       cs-gpios = <0>, <&gpio_latch 0 GPIO_ACTIVE_LOW>;
+
+       flash@0 {
+               compatible = "jedec,spi-nor";
+               reg = <0>;
+               spi-max-frequency = <50000000>;
+
+               partitions {
+                       compatible = "mikrotik,routerboot-partitions";
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+
+                       partition@0 {
+                               label = "routerboot";
+                               reg = <0x0 0x0>;
+                               read-only;
+                       };
+
+                       hard_config {
+                               read-only;
+                       };
+
+                       bios {
+                               size = <0x1000>;
+                               read-only;
+                       };
+
+                       soft_config {
+                       };
+               };
+       };
+
+       ssr: ssr@1 {
+               compatible = "fairchild,74hc595";
+               gpio-controller;
+               #gpio-cells = <2>;
+               registers-number = <1>;
+               reg = <1>;
+               spi-max-frequency = <50000000>;
+       };
+};
+
+&mdio0 {
+       status = "okay";
+
+       phy0: ethernet-phy@0 {
+               reg = <0>;
+       };
+};
+
+&eth0 {
+       status = "okay";
+
+       phy-mode = "rgmii-id";
+       phy-handle = <&phy0>;
+       pll-data = <0x02000000 0x00000101 0x00001313>;
+
+       gmac-config {
+               device = <&gmac>;
+               rgmii-gmac0 = <1>;
+               rxd-delay = <1>;
+               txd-delay = <1>;
+       };
+};
+
+&wmac {
+       status = "okay";
+       qca,no-eeprom;
+};