ASPEED device tree updates for 4.20

- Two new ast2500-based machines:
 
    * Facebook TiogaPass (x86 server)
    * HXT StarDragon 4800 Reference Evaluation Platform 2 (arm64 server)
 
  - Updates for the Quanta q71l system
 
  - i2c device tree cleanups
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Merge tag 'aspeed-4.20-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed into next/dt

ASPEED device tree updates for 4.20

 - Two new ast2500-based machines:

   * Facebook TiogaPass (x86 server)
   * HXT StarDragon 4800 Reference Evaluation Platform 2 (arm64 server)

 - Updates for the Quanta q71l system

 - i2c device tree cleanups

* tag 'aspeed-4.20-devicetree' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/aspeed:
  ARM: dts: aspeed: Adding Facebook TiogaPass BMC
  ARM: dts: aspeed: Add HXT StarDragon 4800 REP2 BMC
  ARM: dts: aspeed: quanta-q71l: Enable adc & ibt nodes
  ARM: dts: aspeed: quanta-q71l: Add four PSUs
  ARM: dts: aspeed: quanta-q71l: add aliases for i2c
  ARM: dts: aspeed: Fix I2C bus warnings

Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/boot/dts/Makefile

@@ -1200,6 +1200,8 @@ dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
 dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-ast2500-evb.dtb \
 	aspeed-bmc-arm-centriq2400-rep.dtb \
+	aspeed-bmc-arm-stardragon4800-rep2.dtb \
+	aspeed-bmc-facebook-tiogapass.dtb \
 	aspeed-bmc-intel-s2600wf.dtb \
 	aspeed-bmc-opp-lanyang.dtb \
 	aspeed-bmc-opp-palmetto.dtb \

arch/arm/boot/dts/aspeed-bmc-arm-stardragon4800-rep2.dts

@@ -0,0 +1,207 @@
+// SPDX-License-Identifier: GPL-2.0+
+/dts-v1/;
+
+#include "aspeed-g5.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+	model = "HXT StarDragon 4800 REP2 AST2520";
+	compatible = "hxt,stardragon4800-rep2-bmc", "aspeed,ast2500";
+
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200 earlyprintk";
+	};
+
+	memory@80000000 {
+		reg = <0x80000000 0x40000000>;
+	};
+
+	iio-hwmon {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
+						<&adc 4>, <&adc 5>, <&adc 6>, <&adc 8>;
+	};
+
+	iio-hwmon-battery {
+		compatible = "iio-hwmon";
+		io-channels = <&adc 7>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		system_fault1 {
+			label = "System_fault1";
+			gpios = <&gpio ASPEED_GPIO(I, 3) GPIO_ACTIVE_LOW>;
+		};
+
+		system_fault2 {
+			label = "System_fault2";
+			gpios = <&gpio ASPEED_GPIO(I, 2) GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&fmc {
+	status = "okay";
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "bmc";
+#include "openbmc-flash-layout.dtsi"
+	};
+};
+
+&spi1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi1_default>;
+	flash@0 {
+		status = "okay";
+	};
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi2ck_default
+			&pinctrl_spi2miso_default
+			&pinctrl_spi2mosi_default
+			&pinctrl_spi2cs0_default>;
+};
+
+&uart3 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_txd3_default &pinctrl_rxd3_default>;
+	current-speed = <115200>;
+};
+
+&uart5 {
+	status = "okay";
+};
+
+&mac0 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
+};
+
+&mac1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii2_default>;
+	use-ncsi;
+};
+
+&i2c0 {
+	status = "okay";
+};
+
+&i2c1 {
+	status = "okay";
+
+	tmp421@1e {
+		compatible = "ti,tmp421";
+		reg = <0x1e>;
+	};
+	tmp421@2a {
+		compatible = "ti,tmp421";
+		reg = <0x2a>;
+	};
+	tmp421@1c {
+		compatible = "ti,tmp421";
+		reg = <0x1c>;
+	};
+};
+
+&i2c2 {
+	status = "okay";
+};
+
+&i2c3 {
+	status = "okay";
+};
+
+&i2c4 {
+	status = "okay";
+};
+
+&i2c5 {
+	status = "okay";
+};
+
+&i2c6 {
+	status = "okay";
+
+	tmp421@1f {
+		compatible = "ti,tmp421";
+		reg = <0x1f>;
+	};
+	nvt210@4c {
+		compatible = "nvt210";
+		reg = <0x4c>;
+	};
+	eeprom@50 {
+		compatible = "atmel,24c128";
+		reg = <0x50>;
+		pagesize = <128>;
+	};
+};
+
+&i2c7 {
+	status = "okay";
+};
+
+&i2c8 {
+	status = "okay";
+
+	pca9641@70 {
+		compatible = "nxp,pca9641";
+		reg = <0x70>;
+		i2c-arb {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			eeprom@50 {
+				compatible = "atmel,24c02";
+				reg = <0x50>;
+			};
+			dps650ab@58 {
+				compatible = "dps650ab";
+				reg = <0x58>;
+			};
+		};
+	};
+};
+
+&i2c9 {
+	status = "okay";
+};
+
+&vuart {
+	status = "okay";
+};
+
+&gfx {
+	status = "okay";
+};
+
+&pinctrl {
+	aspeed,external-nodes = <&gfx &lhc>;
+};
+
+&gpio {
+	pin_gpio_c7 {
+		gpio-hog;
+		gpios = <ASPEED_GPIO(C, 7) GPIO_ACTIVE_HIGH>;
+		output-low;
+		line-name = "BIOS_SPI_MUX_S";
+	};
+	pin_gpio_d1 {
+		gpio-hog;
+		gpios = <ASPEED_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "PHY2_RESET_N";
+	};
+};

arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts

@@ -0,0 +1,146 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2018 Facebook Inc.
+// Author: Vijay Khemka <vijaykhemka@fb.com>
+/dts-v1/;
+
+#include "aspeed-g5.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+
+/ {
+	model = "Facebook TiogaPass BMC";
+	compatible = "facebook,tiogapass-bmc", "aspeed,ast2500";
+	aliases {
+		serial0 = &uart1;
+		serial4 = &uart5;
+	};
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200 earlyprintk";
+	};
+
+	memory@80000000 {
+		reg = <0x80000000 0x20000000>;
+	};
+};
+
+&fmc {
+	status = "okay";
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+#include "openbmc-flash-layout.dtsi"
+	};
+};
+
+&spi1 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi1_default>;
+	flash@0 {
+		status = "okay";
+		m25p,fast-read;
+		label = "pnor";
+	};
+};
+
+&uart1 {
+	// Host Console
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_txd1_default
+		     &pinctrl_rxd1_default>;
+};
+
+&uart5 {
+	// BMC Console
+	status = "okay";
+};
+
+&mac0 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii1_default>;
+	use-ncsi;
+};
+
+&i2c0 {
+	status = "okay";
+	//Airmax Conn B, CPU0 PIROM, CPU1 PIROM
+};
+
+&i2c1 {
+	status = "okay";
+	//X24 Riser
+};
+
+&i2c2 {
+	status = "okay";
+	// Mezz Management SMBus
+};
+
+&i2c3 {
+	status = "okay";
+	// SMBus to Board ID EEPROM
+};
+
+&i2c4 {
+	status = "okay";
+	// BMC Debug Header
+};
+
+&i2c5 {
+	status = "okay";
+	// CPU Voltage regulators
+};
+
+&i2c6 {
+	status = "okay";
+	tpm@20 {
+		compatible = "infineon,slb9645tt";
+		reg = <0x20>;
+	};
+	tmp421@4e {
+		compatible = "ti,tmp421";
+		reg = <0x4e>;
+	};
+	tmp421@4f {
+		compatible = "ti,tmp421";
+		reg = <0x4f>;
+	};
+	eeprom@54 {
+		compatible = "atmel,24c64";
+		reg = <0x54>;
+		pagesize = <32>;
+	};
+};
+
+&i2c7 {
+	status = "okay";
+	//HSC, AirMax Conn A
+};
+
+&i2c8 {
+	status = "okay";
+	//Mezz Sensor SMBus
+};
+
+&i2c9 {
+	status = "okay";
+	//USB Debug Connector
+};
+
+&pwm_tacho {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
+	fan@0 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
+	};
+
+	fan@1 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x01>;
+	};
+};

arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts

@@ -7,6 +7,25 @@ / {
 	model = "Quanta Q71L BMC";
 	compatible = "quanta,q71l-bmc", "aspeed,ast2400";
 
+	aliases {
+		i2c14 = &i2c_pcie2;
+		i2c15 = &i2c_pcie3;
+		i2c16 = &i2c_pcie6;
+		i2c17 = &i2c_pcie7;
+		i2c18 = &i2c_pcie1;
+		i2c19 = &i2c_pcie4;
+		i2c20 = &i2c_pcie5;
+		i2c21 = &i2c_pcie8;
+		i2c22 = &i2c_pcie9;
+		i2c23 = &i2c_pcie10;
+		i2c24 = &i2c_ssd1;
+		i2c25 = &i2c_ssd2;
+		i2c26 = &i2c_psu4;
+		i2c27 = &i2c_psu1;
+		i2c28 = &i2c_psu3;
+		i2c29 = &i2c_psu2;
+	};
+
 	chosen {
 		stdout-path = &uart5;
 		bootargs = "console=ttyS4,115200 earlyprintk";
@@ -93,6 +112,10 @@ &pinctrl {
 			&pinctrl_ddcclk_default &pinctrl_ddcdat_default>;
 };
 
+&ibt {
+	status = "okay";
+};
+
 &lpc_snoop {
 	status = "okay";
 	snoop-ports = <0x80>;
@@ -299,24 +322,44 @@ i2c_psu4: i2c@0 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0>;
+
+			psu@59 {
+				compatible = "pmbus";
+				reg = <0x59>;
+			};
 		};
 
 		i2c_psu1: i2c@1 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <1>;
+
+			psu@58 {
+				compatible = "pmbus";
+				reg = <0x58>;
+			};
 		};
 
 		i2c_psu3: i2c@2 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <2>;
+
+			psu@58 {
+				compatible = "pmbus";
+				reg = <0x58>;
+			};
 		};
 
 		i2c_psu2: i2c@3 {
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <3>;
+
+			psu@59 {
+				compatible = "pmbus";
+				reg = <0x59>;
+			};
 		};
 	};
 
@@ -345,6 +388,10 @@ &wdt2 {
 	status = "okay";
 };
 
+&adc {
+	status = "okay";
+};
+
 &pwm_tacho {
 	status = "okay";
 

arch/arm/boot/dts/aspeed-g4.dtsi

@@ -350,7 +350,7 @@ uart4: serial@1e78f000 {
 				status = "disabled";
 			};
 
-			i2c: i2c@1e78a000 {
+			i2c: bus@1e78a000 {
 				compatible = "simple-bus";
 				#address-cells = <1>;
 				#size-cells = <1>;

arch/arm/boot/dts/aspeed-g5.dtsi

@@ -410,7 +410,7 @@ uart4: serial@1e78f000 {
 				status = "disabled";
 			};
 
-			i2c: i2c@1e78a000 {
+			i2c: bus@1e78a000 {
 				compatible = "simple-bus";
 				#address-cells = <1>;
 				#size-cells = <1>;