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e39e134d31
Add initial version of device tree for Facebook YAMP ast2500 BMC. Signed-off-by: Tao Ren <taoren@fb.com> Acked-by: Andrew Jeffery <andrew@aj.id.au> Signed-off-by: Joel Stanley <joel@jms.id.au>
161 lines
2.1 KiB
Plaintext
161 lines
2.1 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0+
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// Copyright (c) 2018 Facebook Inc.
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/dts-v1/;
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#include "aspeed-g5.dtsi"
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/ {
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model = "Facebook YAMP 100 BMC";
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compatible = "facebook,yamp-bmc", "aspeed,ast2500";
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aliases {
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/*
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* Override the default uart aliases to avoid breaking
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* the legacy applications.
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*/
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serial0 = &uart5;
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serial1 = &uart1;
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serial2 = &uart2;
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serial3 = &uart3;
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};
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chosen {
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stdout-path = &uart5;
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bootargs = "console=ttyS0,9600n8 root=/dev/ram rw";
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};
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memory@80000000 {
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reg = <0x80000000 0x20000000>;
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};
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};
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&pinctrl {
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aspeed,external-nodes = <&gfx &lhc>;
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};
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/*
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* Update reset type to "system" (full chip) to fix warm reboot hang issue
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* when reset type is set to default ("soc", gated by reset mask registers).
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*/
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&wdt1 {
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status = "okay";
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aspeed,reset-type = "system";
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};
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/*
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* wdt2 is not used by Yamp.
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*/
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&wdt2 {
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status = "disabled";
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};
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&fmc {
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status = "okay";
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flash@0 {
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status = "okay";
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m25p,fast-read;
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label = "bmc";
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#include "facebook-bmc-flash-layout.dtsi"
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};
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};
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&uart1 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_txd1_default
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&pinctrl_rxd1_default>;
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};
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&uart2 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_txd2_default
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&pinctrl_rxd2_default>;
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};
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&uart3 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_txd3_default
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&pinctrl_rxd3_default>;
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};
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&uart5 {
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status = "okay";
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};
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&mac0 {
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status = "okay";
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use-ncsi;
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no-hw-checksum;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_rmii1_default>;
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};
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&i2c0 {
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status = "okay";
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};
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&i2c1 {
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status = "okay";
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};
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&i2c2 {
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status = "okay";
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i2c-switch@75 {
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compatible = "nxp,pca9548";
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x75>;
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};
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};
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&i2c3 {
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status = "okay";
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};
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&i2c4 {
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status = "okay";
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};
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&i2c5 {
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status = "okay";
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};
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&i2c6 {
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status = "okay";
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};
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&i2c7 {
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status = "okay";
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};
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&i2c8 {
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status = "okay";
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};
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&i2c9 {
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status = "okay";
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};
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&i2c10 {
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status = "okay";
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};
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&i2c11 {
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status = "okay";
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};
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&i2c12 {
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status = "okay";
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};
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&i2c13 {
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status = "okay";
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};
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&vhub {
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status = "okay";
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};
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