ARM: dts: aspeed: Add device tree for Ufispace NCPLite BMC

Add initial version of device tree for Ufispace NCPlite platform
which is equipped with AST2600-based BMC.

Signed-off-by: Jordan Chang <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Joel Stanley <[e-mail]>

arch/arm/boot/dts/Makefile

···
 	aspeed-bmc-inventec-transformers.dtb \
 	aspeed-bmc-tyan-s7106.dtb \
 	aspeed-bmc-tyan-s8036.dtb \
+	aspeed-bmc-ufispace-ncplite.dtb \
 	aspeed-bmc-vegman-n110.dtb \
 	aspeed-bmc-vegman-rx20.dtb \
 	aspeed-bmc-vegman-sx20.dtb

arch/arm/boot/dts/aspeed-bmc-ufispace-ncplite.dts

···
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright (c) 2022 Ufispace Co., Ltd.
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/i2c/i2c.h>
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+	model = "Ufispace NCPLite BMC";
+	compatible = "ufispace,ncplite-bmc", "aspeed,ast2600";
+
+	aliases {
+		serial4 = &uart5;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200n8 earlycon";
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x80000000>;
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
+			      <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
+			      <&adc1 0>, <&adc1 1>, <&adc1 2>, <&adc1 3>,
+			      <&adc1 4>, <&adc1 5>, <&adc1 6>, <&adc1 7>;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		fan-status-int-l {
+			label = "fan-status-int-l";
+			gpios = <&gpio0 ASPEED_GPIO(M, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(M, 2)>;
+		};
+
+		allpwr-good {
+			label = "allpwr-good";
+			gpios = <&gpio0 ASPEED_GPIO(V, 4) GPIO_ACTIVE_HIGH>;
+			linux,code = <ASPEED_GPIO(V, 4)>;
+		};
+
+		psu0-alert-n {
+			label = "psu0-alert-n";
+			gpios = <&gpio0 ASPEED_GPIO(V, 1) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 1)>;
+		};
+
+		psu1-alert-n {
+			label = "psu1-alert-n";
+			gpios = <&gpio0 ASPEED_GPIO(V, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 2)>;
+		};
+
+		int-thermal-alert {
+			label = "int-thermal-alert";
+			gpios = <&gpio0 ASPEED_GPIO(P, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(P, 2)>;
+		};
+
+		cpu-caterr-l {
+			label = "cpu-caterr-l";
+			gpios = <&gpio0 ASPEED_GPIO(N, 3) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(N, 3)>;
+		};
+
+		cpu-thermtrip-l {
+			label = "cpu-thermtrip-l";
+			gpios = <&gpio0 ASPEED_GPIO(V, 5) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 5)>;
+		};
+
+		psu0-presence-l {
+			label = "psu0-presence-l";
+			gpios = <&gpio0 ASPEED_GPIO(F, 6) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(F, 6)>;
+		};
+
+		psu1-presence-l {
+			label = "psu1-presence-l";
+			gpios = <&gpio0 ASPEED_GPIO(F, 7) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(F, 7)>;
+		};
+
+		psu0-power-ok {
+			label = "psu0-power-ok";
+			gpios = <&gpio0 ASPEED_GPIO(M, 4) GPIO_ACTIVE_HIGH>;
+			linux,code = <ASPEED_GPIO(M, 4)>;
+		};
+
+		psu1-power-ok {
+			label = "psu1-power-ok";
+			gpios = <&gpio0 ASPEED_GPIO(M, 5) GPIO_ACTIVE_HIGH>;
+			linux,code = <ASPEED_GPIO(M, 5)>;
+		};
+	};
+
+	gpio-keys-polled {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <1000>;
+
+		fan0-presence {
+			label = "fan0-presence";
+			gpios = <&fan_ioexp 2 GPIO_ACTIVE_LOW>;
+			linux,code = <2>;
+		};
+
+		fan1-presence {
+			label = "fan1-presence";
+			gpios = <&fan_ioexp 6 GPIO_ACTIVE_LOW>;
+			linux,code = <6>;
+		};
+
+		fan2-presence {
+			label = "fan2-presence";
+			gpios = <&fan_ioexp 10 GPIO_ACTIVE_LOW>;
+			linux,code = <10>;
+		};
+
+		fan3-presence {
+			label = "fan3-presence";
+			gpios = <&fan_ioexp 14 GPIO_ACTIVE_LOW>;
+			linux,code = <14>;
+		};
+	};
+};
+
+&mac2 {
+	status = "okay";
+	use-ncsi;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii3_default>;
+	clocks = <&syscon ASPEED_CLK_GATE_MAC3CLK>,
+		 <&syscon ASPEED_CLK_MAC3RCLK>;
+	clock-names = "MACCLK", "RCLK";
+};
+
+&fmc {
+	status = "okay";
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "bmc";
+		spi-max-frequency = <50000000>;
+#include "openbmc-flash-layout-64.dtsi"
+	};
+
+	flash@1 {
+		status = "okay";
+		m25p,fast-read;
+		label = "alt-bmc";
+		spi-max-frequency = <50000000>;
+#include "openbmc-flash-layout-64-alt.dtsi"
+	};
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&uart4 {
+	status = "okay";
+};
+
+&uart5 {
+	status = "okay";
+};
+
+&kcs3 {
+	status = "okay";
+	aspeed,lpc-io-reg = <0xca2>;
+};
+
+&lpc_reset {
+	status = "okay";
+};
+
+&lpc_ctrl {
+	status = "okay";
+};
+
+&uart_routing {
+	status = "okay";
+};
+
+&wdt1 {
+	status = "okay";
+};
+
+&wdt2 {
+	status = "okay";
+};
+
+&peci0 {
+	status = "okay";
+};
+
+&udc {
+	status = "okay";
+};
+
+&adc0 {
+	vref = <2500>;
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_adc0_default &pinctrl_adc1_default
+		&pinctrl_adc2_default &pinctrl_adc3_default
+		&pinctrl_adc4_default &pinctrl_adc5_default
+		&pinctrl_adc6_default &pinctrl_adc7_default>;
+};
+
+&adc1 {
+	vref = <2500>;
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_adc8_default &pinctrl_adc9_default
+		&pinctrl_adc10_default &pinctrl_adc11_default
+		&pinctrl_adc12_default &pinctrl_adc13_default
+		&pinctrl_adc14_default &pinctrl_adc15_default>;
+};
+
+&i2c0 {
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+
+	lm75@48 {
+		compatible = "national,lm75";
+		reg = <0x48>;
+	};
+
+	lm75@49 {
+		compatible = "national,lm75";
+		reg = <0x49>;
+	};
+
+	lm86@4c {
+		compatible = "national,lm86";
+		reg = <0x4c>;
+	};
+};
+
+&i2c2 {
+	status = "okay";
+
+	lm75@4f {
+		cpmpatible = "national,lm75";
+		reg = <0x4f>;
+	};
+
+	fan_ioexp: pca9535@20 {
+		compatible = "nxp,pca9535";
+		reg = <0x20>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		gpio-controller;
+		#gpio-cells = <2>;
+
+		gpio-line-names =
+		"","","presence-fan0","",
+		"","","presence-fan1","",
+		"","","presence-fan2","",
+		"","","presence-fan3","";
+	};
+};
+
+&i2c3 {
+	status = "okay";
+
+	eeprom@50 {
+		compatible = "atmel,24c128";
+		reg = <0x50>;
+		pagesize = <64>;
+	};
+};
+
+&i2c4 {
+	status = "okay";
+
+	psu@58 {
+		compatible = "pmbus";
+		reg = <0x58>;
+	};
+
+	eeprom@50 {
+		compatible = "atmel,24c02";
+		reg = <0x50>;
+		pagesize = <1>;
+	};
+};
+
+&i2c5 {
+	status = "okay";
+
+	psu@58 {
+		compatible = "pmbus";
+		reg = <0x58>;
+	};
+
+	eeprom@50 {
+		compatible = "atmel,24c02";
+		reg = <0x50>;
+		pagesize = <1>;
+	};
+};
+
+&i2c8 {
+	status = "okay";
+};
+
+&i2c10 {
+	status = "okay";
+
+	lm75@4d {
+		compatible = "national,lm75";
+		reg = <0x4d>;
+	};
+};
+
+&gpio0 {
+	status = "okay";
+
+	gpio-line-names =
+	/*A0-A7*/	"","","","","","","","",
+	/*B0-B7*/	"","","","","","","","",
+	/*C0-C7*/	"","","","","","","","",
+	/*D0-D7*/	"","","","","","","","",
+	/*E0-E7*/	"","","","","","","","",
+	/*F0-F7*/	"CPU_PWRGD","","","power-button","host0-ready","","presence-ps0","presence-ps1",
+	/*G0-G7*/	"","","","","","","","",
+	/*H0-H7*/	"","","","","","","","",
+	/*I0-I7*/	"","","","","","reset-button","","",
+	/*J0-J7*/	"","","","","","","","",
+	/*K0-K7*/	"","","","","","","","",
+	/*L0-L7*/	"","","","","","","","",
+	/*M0-M7*/	"","","","","","","","",
+	/*N0-N7*/	"power-chassis-control0","power-chassis-control1","","","","","","",
+	/*O0-O7*/	"","","","","","","","",
+	/*P0-P7*/	"","","","","","","","",
+	/*Q0-Q7*/	"","","","","","","","",
+	/*R0-R7*/	"","","","","","","","",
+	/*S0-S7*/	"","","","","","","","",
+	/*T0-T7*/	"","","","","","","","",
+	/*U0-U7*/	"","","","","","","","",
+	/*V0-V7*/	"","","","","power-chassis-good","","","";
+};