From:   Jordan Chang <jordan.chang@ufispace.com>
To:     linux-arm-kernel@lists.infradead.org,
        linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, krzysztof.kozlowski+dt@linaro.org,
        joel@jms.id.au, andrew@aj.id.au, robh+dt@kernel.org
Cc:     jay.tc.lin@ufispace.com, eason.ys.huang@ufispace.com
Subject: [PATCH v4 1/1] ARM: dts: aspeed: Add device tree for Ufispace NCPLite BMC
Date:   Fri, 10 Feb 2023 18:38:29 +0800
Message-Id: <20230210103829.74470-2-jordan.chang@ufispace.com>
In-Reply-To: <20230210103829.74470-1-jordan.chang@ufispace.com>
References: <20230210103829.74470-1-jordan.chang@ufispace.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Precedence: bulk

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

Signed-off-by: Jordan Chang <jordan.chang@ufispace.com>
---
 arch/arm/boot/dts/Makefile                    |   1 +
 .../boot/dts/aspeed-bmc-ufispace-ncplite.dts  | 359 ++++++++++++++++++
 2 files changed, 360 insertions(+)
 create mode 100644 arch/arm/boot/dts/aspeed-bmc-ufispace-ncplite.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 2ee9c043218b..d26e0651e805 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -1626,6 +1626,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	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
diff --git a/arch/arm/boot/dts/aspeed-bmc-ufispace-ncplite.dts b/arch/arm/boot/dts/aspeed-bmc-ufispace-ncplite.dts
new file mode 100644
index 000000000000..a3853bdcae9d
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-ufispace-ncplite.dts
@@ -0,0 +1,359 @@
+// 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;
+	};
+
+	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";
+
+		event-fan-alert {
+			label = "fan-alert";
+			gpios = <&gpio0 ASPEED_GPIO(M, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(M, 2)>;
+		};
+
+		event-allpwr-good {
+			label = "allpwr-good";
+			gpios = <&gpio0 ASPEED_GPIO(V, 4) GPIO_ACTIVE_HIGH>;
+			linux,code = <ASPEED_GPIO(V, 4)>;
+		};
+
+		event-psu0-alert {
+			label = "psu0-alert";
+			gpios = <&gpio0 ASPEED_GPIO(V, 1) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 1)>;
+		};
+
+		event-psu1-alert {
+			label = "psu1-alert";
+			gpios = <&gpio0 ASPEED_GPIO(V, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 2)>;
+		};
+
+		event-thermal-alert {
+			label = "thermal-alert";
+			gpios = <&gpio0 ASPEED_GPIO(P, 2) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(P, 2)>;
+		};
+
+		event-cpu-caterr {
+			label = "cpu-caterr";
+			gpios = <&gpio0 ASPEED_GPIO(N, 3) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(N, 3)>;
+		};
+
+		event-cpu-thermtrip {
+			label = "cpu-thermtrip";
+			gpios = <&gpio0 ASPEED_GPIO(V, 5) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(V, 5)>;
+		};
+
+		event-psu0-presence {
+			label = "psu0-presence";
+			gpios = <&gpio0 ASPEED_GPIO(F, 6) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(F, 6)>;
+		};
+
+		event-psu1-presence {
+			label = "psu1-presence";
+			gpios = <&gpio0 ASPEED_GPIO(F, 7) GPIO_ACTIVE_LOW>;
+			linux,code = <ASPEED_GPIO(F, 7)>;
+		};
+
+		event-psu0-power-ok {
+			label = "psu0-power-ok";
+			gpios = <&gpio0 ASPEED_GPIO(M, 4) GPIO_ACTIVE_HIGH>;
+			linux,code = <ASPEED_GPIO(M, 4)>;
+		};
+
+		event-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>;
+
+		event-fan0-presence {
+			label = "fan0-presence";
+			gpios = <&fan_ioexp 2 GPIO_ACTIVE_LOW>;
+			linux,code = <2>;
+		};
+
+		event-fan1-presence {
+			label = "fan1-presence";
+			gpios = <&fan_ioexp 6 GPIO_ACTIVE_LOW>;
+			linux,code = <6>;
+		};
+
+		event-fan2-presence {
+			label = "fan2-presence";
+			gpios = <&fan_ioexp 10 GPIO_ACTIVE_LOW>;
+			linux,code = <10>;
+		};
+
+		event-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";
+
+	temperature-sensor@48 {
+		compatible = "national,lm75";
+		reg = <0x48>;
+	};
+
+	temperature-sensor@49 {
+		compatible = "national,lm75";
+		reg = <0x49>;
+	};
+
+	temperature-sensor@4c {
+		compatible = "national,lm86";
+		reg = <0x4c>;
+	};
+};
+
+&i2c2 {
+	status = "okay";
+
+	temperature-sensor@4f {
+		cpmpatible = "national,lm75";
+		reg = <0x4f>;
+	};
+
+	fan_ioexp: i2c-expander@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";
+
+	temperature-sensor@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","","","";
+};
-- 
2.39.0