Commit 0c6881e8 authored by Tao Ren's avatar Tao Ren Committed by Joel Stanley
Browse files

ARM: dts: aspeed: Common dtsi for Facebook AST2600 Network BMCs 



This common descirption is included by all Facebook AST2600 Network BMC
platforms to minimize duplicated device entries across Facebook Network
BMC device trees.

Signed-off-by: default avatarTao Ren <rentao.bupt@gmail.com>
Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20210805222818.8391-4-rentao.bupt@gmail.com


Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
parent 2cbc1474

arch/arm/boot/dts/ast2600-facebook-netbmc-common.dtsi

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// SPDX-License-Identifier: GPL-2.0+

// Copyright (c) 2020 Facebook Inc.



#include "aspeed-g6.dtsi"

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



/ {

	aliases {

		mmc0 = &emmc;

		spi1 = &spi1;

		spi2 = &spi_gpio;

	};



	chosen {

		bootargs = "console=ttyS0,9600n8 root=/dev/ram rw vmalloc=640M";

	};



	memory@80000000 {

		device_type = "memory";

		reg = <0x80000000 0x80000000>;

	};



	/*

	 * GPIO-based SPI Master is required to access SPI TPM, because

	 * full-duplex SPI transactions are not supported by ASPEED SPI

	 * Controllers.

	 */

	spi_gpio: spi-gpio {

		status = "okay";

		compatible = "spi-gpio";

		#address-cells = <1>;

		#size-cells = <0>;



		gpio-sck = <&gpio0 ASPEED_GPIO(X, 3) GPIO_ACTIVE_HIGH>;

		gpio-mosi = <&gpio0 ASPEED_GPIO(X, 4) GPIO_ACTIVE_HIGH>;

		gpio-miso = <&gpio0 ASPEED_GPIO(X, 5) GPIO_ACTIVE_HIGH>;



		tpmdev@0 {

			compatible = "tcg,tpm_tis-spi";

			spi-max-frequency = <33000000>;

			reg = <0>;

		};

	};

};



&fmc {

	status = "okay";



	flash@0 {

		status = "okay";

		m25p,fast-read;

		label = "spi0.0";



#include "facebook-bmc-flash-layout-128.dtsi"

	};



	flash@1 {

		status = "okay";

		m25p,fast-read;

		label = "spi0.1";



		partitions {

			compatible = "fixed-partitions";

			#address-cells = <1>;

			#size-cells = <1>;



			flash1@0 {

				reg = <0x0 0x8000000>;

				label = "flash1";

			};

		};

	};

};



&spi1 {

	status = "okay";

};



&uart1 {

	status = "okay";

};



&uart2 {

	status = "okay";

};



&uart5 {

	status = "okay";

};



&wdt1 {

	status = "okay";

};



&i2c0 {

	status = "okay";

};



&i2c1 {

	status = "okay";

};



&i2c2 {

	status = "okay";

};



&i2c3 {

	status = "okay";

};



&i2c4 {

	status = "okay";

};



&i2c5 {

	status = "okay";

};



&i2c6 {

	status = "okay";

};



&i2c7 {

	status = "okay";

};



&i2c8 {

	status = "okay";

};



&i2c9 {

	status = "okay";

};



&i2c10 {

	status = "okay";

};



&i2c12 {

	status = "okay";

};



&i2c13 {

	status = "okay";

};



&i2c15 {

	status = "okay";

};



&vhub {

	status = "okay";

};



&emmc_controller {

	status = "okay";

};



&emmc {

	status = "okay";



	non-removable;

	max-frequency = <25000000>;

	bus-width = <4>;

};



&rtc {

	status = "okay";

};