Commit 8596ed15 authored by Supreeth Venkatesh's avatar Supreeth Venkatesh Committed by Joel Stanley
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ARM: dts: aspeed: Initial device tree for AMD EthanolX



Initial introduction of AMD EthanolX platform equipped with an
Aspeed ast2500 BMC manufactured by AMD.

AMD EthanolX platform is an AMD customer reference board with an
Aspeed ast2500 BMC manufactured by AMD.

This adds AMD EthanolX device tree file including the flash layout
used by EthanolX BMC machines.

Signed-off-by: default avatarSupreeth Venkatesh <supreeth.venkatesh@amd.com>
Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
parent c5b6bdab
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@@ -1346,6 +1346,7 @@ dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
dtb-$(CONFIG_ARCH_ASPEED) += \
	aspeed-ast2500-evb.dtb \
	aspeed-ast2600-evb.dtb \
	aspeed-bmc-amd-ethanolx.dtb \
	aspeed-bmc-arm-centriq2400-rep.dtb \
	aspeed-bmc-arm-stardragon4800-rep2.dtb \
	aspeed-bmc-facebook-cmm.dtb \
+219 −0
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// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2020 AMD Inc.
// Author: Supreeth Venkatesh <supreeth.venkatesh@amd.com>
/dts-v1/;

#include "aspeed-g5.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>

/ {
	model = "AMD EthanolX BMC";
	compatible = "amd,ethanolx-bmc", "aspeed,ast2500";

	memory@80000000 {
		reg = <0x80000000 0x20000000>;
	};
	aliases {
		serial0 = &uart1;
		serial4 = &uart5;
	};
	chosen {
		stdout-path = &uart5;
		bootargs = "console=ttyS4,115200 earlyprintk";
	};
	leds {
		compatible = "gpio-leds";

		fault {
			gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
		};

		identify {
			gpios = <&gpio ASPEED_GPIO(A, 3) GPIO_ACTIVE_LOW>;
		};
	};
	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>;
	};
};

&fmc {
	status = "okay";
	flash@0 {
		status = "okay";
		m25p,fast-read;
		#include "openbmc-flash-layout.dtsi"
	};
};


&mac0 {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_rmii1_default>;
	clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
		 <&syscon ASPEED_CLK_MAC1RCLK>;
	clock-names = "MACCLK", "RCLK";
};

&uart1 {
	//Host Console
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_txd1_default
		     &pinctrl_rxd1_default>;
};

&uart5 {
	//BMC Console
	status = "okay";
};

&adc {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_adc0_default
		     &pinctrl_adc1_default
		     &pinctrl_adc2_default
		     &pinctrl_adc3_default
		     &pinctrl_adc4_default>;
};

//APML for P0
&i2c0 {
	status = "okay";
};

//APML for P1
&i2c1 {
	status = "okay";
};

// Thermal Sensors
&i2c7 {
	status = "okay";

	lm75a@48 {
		compatible = "national,lm75a";
		reg = <0x48>;
	};

	lm75a@49 {
		compatible = "national,lm75a";
		reg = <0x49>;
	};

	lm75a@4a {
		compatible = "national,lm75a";
		reg = <0x4a>;
	};

	lm75a@4b {
		compatible = "national,lm75a";
		reg = <0x4b>;
	};

	lm75a@4c {
		compatible = "national,lm75a";
		reg = <0x4c>;
	};

	lm75a@4d {
		compatible = "national,lm75a";
		reg = <0x4d>;
	};

	lm75a@4e {
		compatible = "national,lm75a";
		reg = <0x4e>;
	};

	lm75a@4f {
		compatible = "national,lm75a";
		reg = <0x4f>;
	};
};

&kcs1 {
	status = "okay";
	kcs_addr = <0x60>;
};

&kcs2 {
	status = "okay";
	kcs_addr = <0x62>;
};

&kcs4 {
	status = "okay";
	kcs_addr = <0x97DE>;
};

&lpc_snoop {
	status = "okay";
	snoop-ports = <0x80>;
};

&lpc_ctrl {
	//Enable lpc clock
	status = "okay";
};

&pwm_tacho {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_pwm0_default
	&pinctrl_pwm1_default
	&pinctrl_pwm2_default
	&pinctrl_pwm3_default
	&pinctrl_pwm4_default
	&pinctrl_pwm5_default
	&pinctrl_pwm6_default
	&pinctrl_pwm7_default>;

	fan@0 {
		reg = <0x00>;
		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
	};

	fan@1 {
		reg = <0x01>;
		aspeed,fan-tach-ch = /bits/ 8 <0x01>;
	};

	fan@2 {
		reg = <0x02>;
		aspeed,fan-tach-ch = /bits/ 8 <0x02>;
	};

	fan@3 {
		reg = <0x03>;
		aspeed,fan-tach-ch = /bits/ 8 <0x03>;
	};

	fan@4 {
		reg = <0x04>;
		aspeed,fan-tach-ch = /bits/ 8 <0x04>;
	};

	fan@5 {
		reg = <0x05>;
		aspeed,fan-tach-ch = /bits/ 8 <0x05>;
	};

	fan@6 {
		reg = <0x06>;
		aspeed,fan-tach-ch = /bits/ 8 <0x06>;
	};

	fan@7 {
		reg = <0x07>;
		aspeed,fan-tach-ch = /bits/ 8 <0x07>;
	};
};