Merge tag 'sunxi-dt-for-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into soc/dt

Allwinner device tree changes for 6.15

- New board support: NetCube Systems Kumquat
- Enable USB and LED on Anbernic RG35XX
- Fix reboot GPIO detection logic on Anbernic RG35XX
- Disable (non-existent) battery thermistor on Anbernic RG35XX
- Add CPU OPP table for A100

* tag 'sunxi-dt-for-6.15' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  arm64: dts: allwinner: a100: Add CPU Operating Performance Points table
  arm64: dts: allwinner: rg35xx: Add no-thermistor property for battery
  arm64: dts: allwinner: h700: Add USB Host for RG35XX-H
  arm64: dts: allwinner: h700: Add LED1 for Anbernic RG35XX
  arm64: dts: allwinner: h700: Set cpusldo to always-on for RG35XX
  ARM: dts: sunxi: add support for NetCube Systems Kumquat
  ARM: dts: sunxi: add uart1_pe pinctrl for sun8i-v3s
  dt-bindings: arm: sunxi: Add NetCube Systems Kumquat board
  dt-bindings: vendor-prefixes: Add NetCube Systems Austria name

Link: https://lore.kernel.org/r/Z9LTOHJDY2p0lNG0@wens.tw
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Author: arndb

Documentation/devicetree/bindings/arm/sunxi.yaml

@@ -589,6 +589,11 @@ properties:
           - const: emlid,neutis-n5h3
           - const: allwinner,sun8i-h3
 
+      - description: NetCube Systems Kumquat
+        items:
+          - const: netcube,kumquat
+          - const: allwinner,sun8i-v3s
+
       - description: NextThing Co. CHIP
         items:
           - const: nextthing,chip

Documentation/devicetree/bindings/vendor-prefixes.yaml

@@ -1033,6 +1033,8 @@ patternProperties:
     description: Neofidelity Inc.
   "^neonode,.*":
     description: Neonode Inc.
+  "^netcube,.*":
+    description: NetCube Systems Austria
   "^netgear,.*":
     description: NETGEAR
   "^netlogic,.*":

arch/arm/boot/dts/allwinner/Makefile

@@ -199,6 +199,7 @@ DTC_FLAGS_sun8i-h3-nanopi-r1 := -@
 DTC_FLAGS_sun8i-h3-orangepi-pc := -@
 DTC_FLAGS_sun8i-h3-bananapi-m2-plus-v1.2 := -@
 DTC_FLAGS_sun8i-h3-orangepi-pc-plus := -@
+DTC_FLAGS_sun8i-v3s-netcube-kumquat := -@
 dtb-$(CONFIG_MACH_SUN8I) += \
 	sun8i-a23-evb.dtb \
 	sun8i-a23-gt90h-v4.dtb \
@@ -261,6 +262,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
 	sun8i-v3s-anbernic-rg-nano.dtb \
 	sun8i-v3s-licheepi-zero.dtb \
 	sun8i-v3s-licheepi-zero-dock.dtb \
+	sun8i-v3s-netcube-kumquat.dtb \
 	sun8i-v40-bananapi-m2-berry.dtb
 dtb-$(CONFIG_MACH_SUN9I) += \
 	sun9i-a80-optimus.dtb \

arch/arm/boot/dts/allwinner/sun8i-v3s-netcube-kumquat.dts

@@ -0,0 +1,276 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (C) 2025 Lukas Schmid <lukas.schmid@netcube.li>
+ */
+
+/dts-v1/;
+#include "sun8i-v3s.dtsi"
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/{
+	model = "NetCube Systems Kumquat";
+	compatible = "netcube,kumquat", "allwinner,sun8i-v3s";
+
+	aliases {
+		serial0 = &uart0;
+		ethernet0 = &emac;
+		rtc0 = &ds3232;
+		rtc1 = &rtc; /* not battery backed */
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	/* 40 MHz Crystal Oscillator on PCB */
+	clk_can0: clock-can0 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency  = <40000000>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+		autorepeat;
+
+		key-user {
+			label = "GPIO Key User";
+			linux,code = <KEY_PROG1>;
+			gpios = <&pio 1 2 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; /* PB2 */
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led-heartbeat {
+			gpios = <&pio 4 4 GPIO_ACTIVE_HIGH>; /* PE4 */
+			linux,default-trigger = "heartbeat";
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_HEARTBEAT;
+		};
+
+		led-mmc0-act {
+			gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
+			linux,default-trigger = "mmc0";
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_DISK;
+		};
+	};
+
+	/* EA3036C Switching 3 Channel Regulator - Channel 2 */
+	reg_vcc3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&reg_vcc5v0>;
+	};
+
+	/* K7805-1000R3 Switching Regulator supplied from main 12/24V terminal block */
+	reg_vcc5v0: regulator-5v0 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc5v0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+};
+
+&codec {
+	allwinner,audio-routing =
+		"Headphone", "HP",
+		"Headphone", "HPCOM",
+		"MIC1", "Mic",
+		"Mic", "HBIAS";
+	status = "okay";
+};
+
+&ehci {
+	status = "okay";
+};
+
+&emac {
+	allwinner,leds-active-low;
+	nvmem-cells = <&eth0_macaddress>;
+	nvmem-cell-names = "mac-address";
+	status = "okay";
+};
+
+&i2c0 {
+	status = "okay";
+
+	eeprom0: eeprom@50 {
+		compatible = "atmel,24c02";		/* actually it's a 24AA02E48 */
+		reg = <0x50>;
+		pagesize = <16>;
+		read-only;
+		vcc-supply = <&reg_vcc3v3>;
+
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		eth0_macaddress: macaddress@fa {
+			reg = <0xfa 0x06>;
+		};
+	};
+
+	tusb320: typec@60 {
+		compatible = "ti,tusb320";
+		reg = <0x60>;
+		interrupts-extended = <&pio 1 5 IRQ_TYPE_LEVEL_LOW>;  /* PB5 */
+	};
+
+	ds3232: rtc@68 {
+		compatible = "dallas,ds3232";
+		reg = <0x68>;
+	};
+};
+
+/* Exposed as the Flash/SD Header on the board */
+&mmc0 {
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <4>;
+	broken-cd;
+	status = "okay";
+};
+
+/* Connected to the on-board ESP32 */
+&mmc1 {
+	vmmc-supply = <&reg_vcc3v3>;
+	bus-width = <4>;
+	broken-cd;
+	status = "okay";
+};
+
+&ohci {
+	status = "okay";
+};
+
+/* Disable external 32k osc as it is broken on current revision */
+&osc32k {
+	status = "disabled";
+};
+
+&pio {
+	vcc-pb-supply = <&reg_vcc3v3>;
+	vcc-pc-supply = <&reg_vcc3v3>;
+	vcc-pe-supply = <&reg_vcc3v3>;
+	vcc-pf-supply = <&reg_vcc3v3>;
+	vcc-pg-supply = <&reg_vcc3v3>;
+
+	gpio-line-names = "", "", "", "", // PA
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "CAN_nCS", "CAN_nINT", "USER_SW", "PB3", // PB
+			  "USB_ID", "USBC_nINT", "I2C0_SCL", "I2C0_SDA",
+			  "UART0_TX", "UART0_RX", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "SPI_MISO", "SPI_SCK", "FLASH_nCS", "SPI_MOSI", // PC
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "", // PD
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "Q12", "Q11", "Q10", "Q9", // PE
+			  "LED_SYS0", "I1", "Q1", "Q2",
+			  "I2", "I3", "Q3", "Q4",
+			  "I4", "I5", "Q5", "Q6",
+			  "I6", "I7", "Q7", "Q8",
+			  "I8", "UART1_TXD", "UART1_RXD", "ESP_nRST",
+			  "ESP_nBOOT", "", "", "",
+			  "", "", "", "",
+			  "SD_D1", "SD_D0", "SD_CLK", "SD_CMD", // PF
+			  "SD_D3", "SD_D2", "LED_SYS1", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "ESP_CLK", "ESP_CMD", "ESP_D0", "ESP_D1", // PG
+			  "ESP_D2", "ESP_D3", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "",
+			  "", "", "", "";
+};
+
+/* Disable external 32k osc as it is broken on current revision */
+&rtc {
+	/delete-property/ clocks;
+};
+
+/* Exposed as a USB-C connector with USB-Serial converter */
+&uart0 {
+	pinctrl-0 = <&uart0_pb_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+/* Connected to the Bootloader/Console of the ESP32 */
+&uart1 {
+	pinctrl-0 = <&uart1_pe_pins>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+&usb_otg {
+	extcon = <&tusb320 0>;
+	dr_mode = "otg";
+	status = "okay";
+};
+
+&usbphy {
+	usb0_id_det-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
+	status = "okay";
+};
+
+&spi0 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	cs-gpios = <0>, <&pio 1 0 GPIO_ACTIVE_LOW>; /* PB0 */
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		label = "firmware";
+		spi-max-frequency = <40000000>;
+	};
+
+	can@1 {
+		compatible = "microchip,mcp2518fd";
+		reg = <1>;
+		clocks = <&clk_can0>;
+		interrupts-extended = <&pio 1 1 IRQ_TYPE_LEVEL_LOW>;  /* PB1 */
+		spi-max-frequency = <20000000>;
+		vdd-supply = <&reg_vcc3v3>;
+		xceiver-supply = <&reg_vcc3v3>;
+	};
+};

arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi

@@ -416,6 +416,12 @@
 				function = "uart0";
 			};
 
+			/omit-if-no-ref/
+			uart1_pe_pins: uart1-pe-pins {
+				pins = "PE21", "PE22";
+				function = "uart1";
+			};
+
 			uart2_pins: uart2-pins {
 				pins = "PB0", "PB1";
 				function = "uart2";

arch/arm64/boot/dts/allwinner/sun50i-a100-allwinner-perf1.dts

@@ -6,6 +6,7 @@
 /dts-v1/;
 
 #include "sun50i-a100.dtsi"
+#include "sun50i-a100-cpu-opp.dtsi"
 
 #include <dt-bindings/gpio/gpio.h>
 
@@ -38,6 +39,10 @@
 	status = "okay";
 };
 
+&cpu0 {
+	cpu-supply = <&reg_dcdc2>;
+};
+
 &pio {
 	vcc-pb-supply = <&reg_dcdc1>;
 	vcc-pc-supply = <&reg_eldo1>;