mvebu: puzzle-m901: add LEDs, fan and reset button

Wire up MCU driver for LEDs, fan and temperature sensor, and add
GPIO reset button just like on the M902 also on the Puzzle M901.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

diff --git a/target/linux/mvebu/files/arch/arm64/boot/dts/marvell/cn9131-puzzle-m901.dts b/target/linux/mvebu/files/arch/arm64/boot/dts/marvell/cn9131-puzzle-m901.dts
index 58e749490a1fa7d9abbcefc66a33c0caef8055b0..acf2ed6422602cbdb6e642fc4cf12520392c3f47 100644 (file)
--- a/target/linux/mvebu/files/arch/arm64/boot/dts/marvell/cn9131-puzzle-m901.dts
+++ b/target/linux/mvebu/files/arch/arm64/boot/dts/marvell/cn9131-puzzle-m901.dts
@@ -8,6 +8,7 @@
 #include "cn9130.dtsi"
 
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 
 / {
        model = "iEi Puzzle-M901";
@@ -31,12 +32,26 @@
                gpio2 = &cp0_gpio2;
                gpio3 = &cp1_gpio1;
                gpio4 = &cp1_gpio2;
+               led-boot = &led_power;
+               led-failsafe = &led_info;
+               led-running = &led_power;
+               led-upgrade = &led_info;
        };
 
        memory@00000000 {
                device_type = "memory";
                reg = <0x0 0x0 0x0 0x80000000>;
        };
+
+       gpio_keys {
+               compatible = "gpio-keys";
+
+               reset {
+                       label = "Reset";
+                       linux,code = <KEY_RESTART>;
+                       gpios = <&cp0_gpio2 4 GPIO_ACTIVE_LOW>;
+               };
+       };
 };
 
 &uart0 {
@@ -45,6 +60,75 @@
 
 &cp0_uart0 {
        status = "okay";
+
+       puzzle-mcu {
+               compatible = "iei,wt61p803-puzzle";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               current-speed = <115200>;
+               enable-beep;
+               status = "okay";
+
+               leds {
+                       compatible = "iei,wt61p803-puzzle-leds";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "okay";
+
+                       led@0 {
+                               reg = <0>;
+                               label = "white:network";
+                               active-low;
+                       };
+
+                       led@1 {
+                               reg = <1>;
+                               label = "green:cloud";
+                               active-low;
+                       };
+
+                       led_info: led@2 {
+                               reg = <2>;
+                               label = "orange:info";
+                               active-low;
+                       };
+
+                       led_power: led@3 {
+                               reg = <3>;
+                               label = "yellow:power";
+                               active-low;
+                               default-state = "on";
+                       };
+               };
+
+               hwmon {
+                       compatible = "iei,wt61p803-puzzle-hwmon";
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       chassis_fan_group0: fan-group@0 {
+                               #cooling-cells = <2>;
+                               reg = <0x00>;
+                               cooling-levels = <64 102 170 230 250>;
+                       };
+               };
+       };
+};
+
+&ap_thermal_cpu1 {
+       trips {
+               cpu_active: cpu-active {
+                       temperature = <44000>;
+                       hysteresis = <2000>;
+                       type = "active";
+               };
+       };
+       cooling-maps {
+               fan-map {
+                       trip = <&cpu_active>;
+                       cooling-device = <&chassis_fan_group0 64 THERMAL_NO_LIMIT>;
+               };
+       };
 };
 
 /* on-board eMMC - U9 */