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

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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: Tao Ren <rentao.bupt@gmail.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20210805222818.8391-4-rentao.bupt@gmail.com
Signed-off-by: Joel Stanley <joel@jms.id.au>
This commit is contained in:
Tao Ren 2021-08-05 15:28:15 -07:00 committed by Joel Stanley
parent 2cbc14749a
commit 0c6881e86d
1 changed files with 169 additions and 0 deletions
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169
arch/arm/boot/dts/ast2600-facebook-netbmc-common.dtsi Normal file
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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";
};